H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
A pulsation damper for damping pressure medium vibrations in a hydraulic system, has a membrane within a bore of a housing, which membrane is exposed to the pressure medium on its one side and faces a gas-filled cavity inside the housing on its other side, the bore of which is closed by means of a plug. The membrane, in conjunction with the plug and a hollow-cylindrical support body, forms an independently handleable, functionally pre-testable assembly, for which purpose the membrane is substantially cup-shaped, and the support body extends into it.
B60T 8/173 - Eliminating or reducing the effect of unwanted signals, e.g. due to vibrations or electrical noise
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the br
A brake system comprises a linear actuator and a pump. A first brake circuit has a first plurality of wheel connections connected thereto. A second brake circuit has a second plurality of wheel connections connected thereto. An electronic control device is configured to execute instructions for electively applying pressure to the first brake circuit with the pump and selectively applying pressure to the second brake circuit with the linear actuator. A method for operating a brake system for a motor vehicle comprises selectively applying pressure is to a first brake circuit with a pump and selectively applying pressure to a second brake circuit with a linear actuator.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the br
B60T 8/88 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means
4.
DRIVERLESS TRANSPORT VEHICLE HAVING A PAYLOAD LIFTING APPARATUS
A driverless automatically guided transport vehicle for conveying payloads for example a material transport vehicle in a factory. The transport vehicle comprises a payload lifting apparatus which is configured to lift the load such that said load can be transported in the lifted state and an eccentric drive to perform a lifting operation of the lifting apparatus.
B66F 9/06 - Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
B66F 9/065 - Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks non-masted
An authentication method and system for mutual authentication between a first entity and a third entity via a second entity, based on an authentication protocol used by the first entity and the third entity. The second entity forwards mutual authentication messages between the first entity and the third entity. An apparatus is configured to perform an authentication method for a mutual authentication between a first entity and a third entity via a second entity, based on an authentication protocol used by the first entity and the third entity, the second entity forwards mutual authentication messages between the first entity and the third entity
Estimating transmit symbol vectors transmitted in an overloaded communication channel includes receiving a signal represented by a received signal vector, the received signal vector corresponding to a superposition of signals representing transmitted symbols selected from a constellation of symbols and transmitted from one or more transmitters.
A valve arrangement is inserted between a master brake cylinder and a reservoir in a housing of an electrohydraulic motor vehicle brake system which can be activated both by a vehicle driver and independently of the vehicle driver. The valve arrangement can be acted on by a volume flow which can be conveyed by a linear actuator in the direction of a pedal travel simulator, the working chamber of the pedal travel simulator being connected to the master brake cylinder, wherein, for the purpose of simplified construction and actuation, the valve arrangement has a hydraulically actuable non-return valve and a fixed diaphragm arranged parallel to the non-return valve. The non-return valve is arranged together with the fixed diaphragm in a valve carrier which is fastened to a closure plug which closes the housing of the motor vehicle brake system.
B60T 11/228 - Pressure-maintaining arrangements, e.g. for replenishing the master cylinder chamber with fluid from a reservoir
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
An electronics housing for accommodating and making electrical contact with a printed circuit board has at least one signal contact for connection to the printed circuit board, which is in the form of a press-in contact, and at least two power contacts for electrical connection to the printed circuit board, which are in the form of press-in contacts and have a width that is greater than the width of the at least one signal contact. The at least two power contacts are longer than the at least one signal contact for easier assembly with the printed circuit board.
A system for managing a vehicle fleet of at least partially autonomously driving vehicles in a vehicle depot, including: a capture unit to capture the respective position of the vehicles in a vehicle group of the fleet arranged in the depot. The vehicles in the group each have a service plan which instructs the respective vehicle to carry out vehicle service in the depot, a communication interface receives a signal from at least one further vehicle in the fleet which drives into the depot, and a control unit assigns a further service plan to the further vehicle based on the captured respective position of the vehicles in the group in the depot and based on the received signal from the further vehicle. The communication interface transmits the further service plan to the further vehicle. The further service plan instructs the further vehicle to carry out vehicle service in the depot.
A method, wherein a received planned trajectory of a first vehicle relative to a received planned trajectory of the second vehicle is evaluated with respect to a potentially safety-critical situation and, if a potential safety-critical situation is detected, the planned trajectory of the second vehicle is output to be received by the first vehicle. Moreover, a corresponding method for execution by a communication apparatus of a first vehicle or an infrastructure device, wherein a planned trajectory of the first vehicle is output by means of a mobile radio interface of the first vehicle or the infrastructure device and by means of a communication interface designed for direct vehicle-to-X communication of the first vehicle or the infrastructure device. Furthermore, a method for preventing a potential safety-critical traffic situation between a first vehicle and a second vehicle, a processing apparatus, a communication apparatus and a system.
G08G 1/0968 - Systems involving transmission of navigation instructions to the vehicle
H04W 4/44 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]
11.
SOLENOID VALVE FOR A SLIP-CONTROLLED MOTOR-VEHICLE BRAKE SYSTEM
A solenoid valve has a valve plunger which is guided in a passage bore of a valve housing. The valve plunger with its valve closing element is held in a basic position by a restoring spring. The basic position opens up a valve passage in a valve seat. The valve plunger is arranged between an inlet and an outlet channel in the valve housing. A magnet armature provides actuation of the valve plunger. An inlet chamber is connected to the inlet channel between the passage bore and the valve seat. The valve plunger protrudes into the inlet chamber by way of a step section. As a result of being hydraulically impinged on by the pressure medium of the inlet channel an axial force is generated on the valve plunger that acts oppositely to the closing direction of the valve plunger.
F16K 31/06 - Operating means; Releasing devices magnetic using a magnet
F16K 1/14 - Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with ball-shaped valve members
F16K 27/02 - Construction of housings; Use of materials therefor of lift valves
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
A brake system for a motor vehicle has electromechanical wheel brakes, a brake operating unit and a central brake control unit. The wheel brakes each have a local brake control unit. The central brake control unit is connected to the brake operating unit and the local brake control units via a first data connection. The brake operating unit is connected to the local brake control unit of at least one wheel brake via a second data connection. In a normal operating mode the central brake control unit determines at least one brake demand from first operating information, received via the first data connection and transmits control signals corresponding to the brake demand to the local brake control units. In a fallback operating mode the local brake control units actuate the respective wheel brakes basis on second operating information, received via the second data connection.
B60T 8/88 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means
B60T 7/12 - Brake-action initiating means for initiation not subject to will of driver or passenger
B60T 8/96 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means automatically taking corrective action on speed responsive control means
13.
METHOD FOR OPERATING A BRAKE SYSTEM WITH AN INTEGRATED PARKING BRAKE, AND BRAKE SYSTEM
A method for operating a brake system, which comprises hydraulically actuatable wheel brakes with brake linings; a brake fluid reservoir; a master brake cylinder; a pressure supply device with a pressure piston that can be moved into a pressure chamber; an integrated parking brake, wherein, in a normal operating mode, brake pressure is actively built up in the wheel brakes by means of the pressure supply device, and wherein, in a parking operating mode, the integrated applies the brake linings of at least two wheel brakes, and wherein, when the integrated parking brake is released, the application of the linings is withdrawn again, wherein after the integrated parking brake has been released, the brake fluid volume displaced by the integrated parking brake is taken into consideration for the subsequent operation in the normal operating mode.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 13/66 - Electrical control in fluid-pressure brake systems
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
A drum brake for a motor vehicle has a pocket for collecting abraded brake particles. The pocket is accessible from above via an opening. After the introduction of a suction device into the opening, the abraded brake particles can be extracted by suction. Pollution of the environment with abraded brake particles is thereby avoided.
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
F16D 51/20 - Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots
F16D 51/00 - Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like
An electric drum brake for a rotatable element of a passenger motor vehicle. The drum brake has a brake drum and a brake surface which is connected rotationally conjointly to the brake drum, and also an electromagnet arrangement, wherein multiple brake shoes can be pushed against the brake drum by the electromagnet arrangement, and wherein the drum brake has a preloading arrangement which preloads the electromagnet arrangement into a position spaced apart from the brake surface.
F16D 63/00 - Brakes not otherwise provided for; Brakes combining more than one of the types of groups
F16D 65/22 - Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for pressing members apart
H01F 7/08 - Electromagnets; Actuators including electromagnets with armatures
A multi-disk brake (1) for a motor vehicle has two multi-disk mechanisms (7, 8) and an actuation device (9) for brake actuation and/or brake release of the multi-disk mechanisms (7, 8), and an electric drive (16) for translational actuation (spreading) of the actuation device, such as, in particular, the ramp unit (9). During a spreading operation, the multi-disk mechanisms (7, 8) are pretensioned in a metered manner by the actuation device and produce a desired frictional engagement, and a correspondingly reversed activation of the actuating mechanism enables a correspondingly metered brake release. By means of the electric drive (16), the action of the multi-disk brake (1) can be metered overall in a particularly precise, sensitive and compensated manner in modern vehicle topology, including all peripheral brake components and systems, including recuperation.
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
F16D 55/38 - Brakes with a plurality of rotating discs all lying side by side mechanically actuated
F16D 65/22 - Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for pressing members apart
A spreader unit for a drum brake is provided with a readjustment device which ensures that the clearance remains substantially constant even in the case of wear on the brake linings. The readjustment device is arranged between actuating pistons and changes the spacing of the actuating pistons in at least one readjustment step when an actuating travel of the first and second brake shoe holders has exceeded a travel setpoint value. A thermally actuable blocking device mechanically prevents the execution of the readjustment step by the readjustment device at a temperature above a temperature setpoint value
F16D 65/22 - Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for pressing members apart
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
F16D 65/56 - Slack adjusters mechanical self-acting in one direction for adjusting excessive play with screw-thread and nut
F16D 51/20 - Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots
A pedal operating unit having a brake pedal, which is mounted to be pivotable about a first pivot, and a restoring mechanism, wherein the restoring mechanism is designed to apply a restoring force to the brake pedal in the direction of its rest position when the brake pedal is deflected out of the rest position thereof. The restoring mechanism has at least one first restoring device and one second restoring device. An increase in the restoring force is effected, in particular exclusively, by the first restoring device over a first angular range of a pivoting movement of the brake pedal about the first pivot, and an increase in the restoring force is effected, in particular exclusively, by the second restoring device over a second angular range of a pivoting movement of the brake pedal about the first pivot.
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
G05G 5/03 - Means for enhancing the operator's awareness of the arrival of the controlling member at a command or datum position; Providing feel, e.g. means for creating a counterforce
20.
METHOD FOR MONITORING THE RELEASE BEHAVIOR OF AN ELECTROMECHANICAL WHEEL BRAKE OF A VEHICLE
A method for monitoring the release behavior of an electromechanical wheel brake of a vehicle, the wheel brake having at least one electrically controllable force actuator configured to apply a brake-application force to friction partners of the wheel brake. comprises activating the force actuator in accordance with a defined control pattern which is dependent on a present operating state of the wheel brake, a present operating state of further wheel brakes of the vehicle, and/or a present operating state of the vehicle. The activation of the force actuator is interrupted at a defined point in time. The operating parameters of the wheel brake are monitored for a defined period of time after the interruption of the activation. The release behavior of the wheel brake is determined by ascertaining a reaction of the force actuator to the interruption of the activation on the basis of the ascertained operating parameters.
A housing for a hydraulic unit, in particular a master brake cylinder for a hydraulic motor vehicle brake system, has at least a first and a second separate formed elements which are arranged on at least one side of the housing for a spatially clearly defined mounting of the housing and introduction of clamping forces into an external holding device.
Upon initiating an automated parking space search and/or an at least partly automated parking process, an ego vehicle automatically provides information on at least its current position, initiation of the automated parking space search and/or a parking process, including a parking safety zone that it requires for parking, to other road users in the surroundings of the ego vehicle.
A method for operating a permanent magnet synchronous motor comprises setting a maximum power, determining a current vector and an output voltage vector in the dq coordinate system. A setpoint amount for a setpoint voltage vector is calculated on the basis of the maximum power, the current vector and the output voltage vector. The setpoint voltage vector is generated with the setpoint amount, and then operating the permanent magnet synchronous motor at least with the setpoint voltage vector.
H02P 21/13 - Observer control, e.g. using Luenberger observers or Kalman filters
H02P 21/22 - Current control, e.g. using a current control loop
H02P 27/12 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters with pulse width modulation pulsing by guiding the flux vector, current vector or voltage vector on a circle or a closed curve, e.g. for direct torque control
B60R 16/03 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems
24.
Method for error evaluation in position determination
The invention relates to a method for error evaluation in position determination, comprising time-synchronous recording of first and second position values, wherein the second position values are recorded by a different measuring method than the first position values; forming a first and a second trajectory (A, B) from the first and the second position values respectively; forming differential vectors (D) between first and second position values recorded at the same time; parallel-shifting the second trajectory (B) along a displacement vector (s) such that the amounts of the differential vectors (D) are minimized on average; evaluating the faultiness of the position determination on the basis of one or more amounts of the differential vectors (D) created as a consequence of the parallel shift.
G01S 19/49 - Determining position by combining or switching between position solutions derived from the satellite radio beacon positioning system and position solutions derived from a further system whereby the further system is an inertial position system, e.g. loosely-coupled
25.
METHOD FOR DETERMINING AN OPERATING VARIABLE OF A DRUM BRAKE, DRUM BRAKE ASSEMBLY
A method for determining an operating variable of a drum brake comprises actuating the brake in at least one of: a first wheel speed range and a second wheel speed range. The operating variable is calculated based on bearing force of a leading brake shoe and the further bearing force of a trailing brake shoe when in the first wheel speed range. The operating variable is calculated when in the second wheel speed range based on a current actuator position and an actuator contact position, in which brake shoes of the drum brake come into engagement with a drum of the drum brake.
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
B60T 8/171 - Detecting parameters used in the regulation; Measuring values used in the regulation
B60T 8/88 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
26.
ERROR AND INTEGRITY EVALUATION VIA MOTION PREDICTION
Error and integrity evaluation during a position determination, includes: recording position values (P−N, P−2, P−1) and calculating clock errors of a receiver via time-discrete runtime measurements by a satellite navigation system; recording a first pseudo-distance at a later time via time-discrete runtime measurement by the satellite navigation system; extrapolating a position value (P′0) of the receiver at the later time and extrapolating a clock error of the receiver at the later time; establishing a distance (r′0) between the extrapolated position value (P′0) of the receiver and the position of a satellite (S0) of the satellite navigation system at the later time, wherein a quality measure for the usability of the position determination with the satellite is obtained by forming a second pseudo-distance based on the sum of the established distance (r′0) and the extrapolated clock error at the later time and comparing the second pseudo-distance with the first pseudo-distance.
G01S 19/20 - Integrity monitoring, fault detection or fault isolation of space segment
G01S 19/45 - Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement
A drum brake having a brake drum, brake shoes, a carrier plate and a load measurement device in the region of an abutment is mountable on a steering knuckle. The abutment has a cylinder in which two pistons are guided, on the outer end faces of which the abutment ends of the brake shoes rest and the inner end faces of which are each supported by a spring on a step in the cylinder. A hollow peg projects from the outside of the cylinder and penetrates an opening in the carrier plate, such that it can be received in a receiving space in the steering knuckle resting on the carrier plate or in a reinforcement element fixed on the steering knuckle.
F16D 65/22 - Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for pressing members apart
F16D 65/08 - Bands, shoes or pads; Pivots or supporting members therefor for internally-engaging brakes
F16D 51/24 - Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots fluid actuated
28.
METHOD FOR OPERATING A VEHICLE BRAKE SYSTEM, AND BRAKE SYSTEM
A method for operating a vehicle brake system, wherein the brake system has at least one friction brake and at least one regenerative brake. A defined switching pattern is specified for switching between a self-cleaning operating mode for cleaning the friction brake and a normal operating mode of the brake system. The method includes determining information describing the state of the at least one friction brake, determining the state of the at least one friction brake from the information, determining whether the state satisfies a specific switching criterion, and, if the self-cleaning operating mode is to be activated according to the switching pattern and the state of the friction brake does not satisfy the switching criterion, suppressing activation of the self-cleaning operating mode and maintaining the normal operating mode.
A motor vehicle disc brake lining having friction material fixed on the front side of a back plate, and a resetting spring fixed releasably or non-releasably on the rear side of the back plate with a base and an elastic resetting spring bow. The resetting spring bow sits elastically on an assigned abutment of a holder such that the motor vehicle disc brake lining can be reset to be axially distanced from a brake disc in the released brake state. The friction lining resetting spring has a spring characteristic curve which is additively composed of a plurality of portions including a plurality of quasi-linear straight portions and, interposed in-between, at least one curved transition portion, each having mutually differently defined gradient angles, and among the portions there is at least one portion which is at least partially plastically deformable and serves to automatically allow demand-oriented spring-back based on wear compensation.
F16D 65/097 - Resilient means interposed between pads and supporting members
F16D 65/54 - Slack adjusters mechanical self-acting in one direction for adjusting excessive play by means of direct linear adjustment
F16D 55/22 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads
30.
METHOD FOR CONTROLLING THE ROTATIONAL SPEED OR THE TORQUE OF A MOTOR, ROTATIONAL SPEED CONTROL SYSTEM AND CONTROL DEVICE
A method for controlling the rotational speed or the torque of a motor to protect a suppressor diode in a control device of a vehicle, wherein the suppressor diode converts recuperation energy of the motor into thermal energy comprises determining the current junction temperature and/or diode voltage of the suppressor diode; and controlling the rotational speed or the torque of the motor by means of the current junction temperature and/or diode voltage in such a way that the junction temperature of the suppressor diode does not exceed a predetermined junction temperature limit value.
B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performance; Adaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
H02P 29/68 - Controlling or determining the temperature of the motor or of the drive based on the temperature of a drive component or a semiconductor component
H02P 6/08 - Arrangements for controlling the speed or torque of a single motor
31.
Method for operating an air suspension system using a dryer regeneration function
An air suspension system for a motor vehicle and a method of operating thereof includes an air suspension device for adjusting a ride-height position of the motor vehicle by the feeding and removal of compressed air into a plurality of air springs. The system also includes a dryer supplied via a compressed-air supply unit which has a compressor driven by an electric motor. A control unit for performing a ride-height control function has instruction for: raising the ride-height position to a first ride-height position; subsequently lowering the ride-height position to a second ride-height position; checking a first condition whether a determined air quantity ratio is less than a first predetermined air quantity limit value; checking a second condition whether a saturation level of the dryer is greater than a saturation limit value, and activating the ride-height control function when either the first or the second condition is satisfied.
B60G 17/015 - Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or s the regulating means comprising electric or electronic elements
A method for operating a braking system of a vehicle, wherein the braking system comprises a primary hydraulic braking system and a brake actuation unit hydraulically decoupled from the primary braking system. The brake actuation unit comprises at least two sensor arrangements which are configured to detect, independently of one another, actuation information of the brake actuation unit describing a brake request. The method comprises determination of a first actuation information by a first of the sensor arrangements, determination of a second actuation information by a second of the sensor arrangements, checking whether the respective determined actuation information is valid, and if the actuation information is valid, checking whether the determined items of actuation information are mutually plausible, and implementation of the brake request according to the actuation information and/or issue of a warning and/or performance of a predefined braking maneuver by the braking system depending on the validity and plausibility of the actuation information.
B60T 8/94 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means automatically taking corrective action on a fluid pressure regulator
B60Q 9/00 - Arrangement or adaptation of signal devices not provided for in one of main groups
B60T 8/171 - Detecting parameters used in the regulation; Measuring values used in the regulation
B60T 8/32 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
A method for determining the values of parameters for a controller of a vehicle, wherein respective error measures are calculated for different sets of values and a set of values is selected based on the error measures.
B60W 50/04 - Monitoring the functioning of the control system
G07C 5/02 - Registering or indicating driving, working, idle, or waiting time only
B60W 50/00 - CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT - Details of control systems for road vehicle drive control not related to the control of a particular sub-unit
34.
METHOD FOR OPERATING A COMPRESSED AIR SUPPLY DEVICE, AND COMPRESSED AIR SUPPLY DEVICE
A compressed air supply device for an air suspension system of a motor vehicle comprising a motor-driven compressor, a dryer, a discharge path from the dryer to the outside, and an adjustment device for changing a flow cross section of the discharge path is provided in the discharge path.
B60G 13/14 - Resilient suspensions characterised by arrangement, location, or type of vibration-dampers having dampers accumulating utilisable energy, e.g. compressing air
A hydraulic unit for a slip-controlled brake system, the simulator receiving hole of which is aligned transversely to a master cylinder hole in a receiving body of the hydraulic unit, thus enabling a section of the simulator to be received in a cap of a control unit.
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
B60T 13/14 - Pressure supply arrangements using accumulators or reservoirs
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
36.
Device for securing a pneumatic spring with an acoustic decoupling function
A device for fastening an air spring to a body portion of a motor vehicle, at least comprising an air spring cover, wherein the air spring cover comprises at least one fastening means, by means of which the air spring can be connected to the body portion of the motor vehicle, wherein, for attachment of the air spring, the fastening means is plugged through an opening of the body portion and is fixed to said body portion in a force-fitting manner by a securing element, wherein a first and a second plastics part are provided for acoustic decoupling of the air spring, wherein the first plastics part, is clamped between the body portion and the securing element, and the second plastics part is provided so as to be positioned below the body portion.
B60G 11/28 - Resilient suspensions characterised by arrangement, location, or kind of springs having fluid springs only, e.g. hydropneumatic springs characterised by means specially adapted for attaching the spring to axle or sprung part of the vehicle
37.
ULTRASONIC SYSTEM AND METHOD FOR DETERMINING THE LOCATION OF A DRIVER OF A VEHICLE
An ultrasonic system for determining the location of a driver of a vehicle, includes a hand-held device with at least a first ultrasonic sensor, wherein the first ultrasonic sensor has at least one transmitter, and a motor vehicle having a multiplicity of second ultrasonic sensors, wherein the second ultrasonic sensors each have at least one receiver for receiving signals of the first ultrasonic sensor. A method is disclosed for determining the location of a driver of a vehicle.
G01S 15/12 - Systems for measuring distance only using transmission of interrupted, pulse-modulated waves wherein the pulse-recurrence frequency is varied to provide a desired time relationship between the transmission of a pulse and the receipt of the echo of a preceding pulse
G01S 15/931 - Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
G01S 5/22 - Position of source determined by co-ordinating a plurality of position lines defined by path-difference measurements
G01S 5/00 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations
A pot-shaped composite brake rotor for motor vehicles, which combines at least one securing component as a hub interface with at least one friction ring component (as a friction partner for at least one friction lining. Distinction is made between a torque transmission function a fixing function between the paired components by the provision of a heat-conductive joint interface between the components on one side. The components are assembled coaxially with one another and joined rotationally fixedly in the axial direction so that the securing component serves as a heat sink for the friction ring component. At least one fixing element between the components is provided separately, and this fixing element substantially exclusively (nominal load) performs a fixing function by mutual form fit by a radially directed engagement behind at least one undercut. A press-fit connection s present for torque transmission between the securing component and the friction ring component.
A braking system having wheel brakes, a pressure supply device connected to the wheel brakes, a master brake cylinder actuated by a brake pedal and connected to the wheel brakes, and a brake fluid reservoir having a first and a second reservoir chamber separated by a partition wall, wherein the first reservoir chamber is connected to the pressure supply device, via which the pressure supply device is supplied with pressure medium, and the second reservoir chamber is connected to the master brake cylinder, via which the master brake cylinder is supplied with pressure medium The braking system is operated in a first operating mode when the first filling level is reached and a second operating mode when the second filling level is reached, and a hydraulic fallback level if a lowest filling level is reached.
For controlling electromechanically actuatable brakes of servo type construction, it is necessary to detect the forces acting on the abutment of the brake shoes. The abutment is therefore formed from a massive material which deforms under load, wherein measurement devices are provided which detect this deformation. The shape of the abutment is selected in such a way that the abutment has measurement gaps, the size of which changes when the abutment is loaded. The size of the measurement gaps can be sensed by means of Hall sensors or AMR sensors, for example.
F16D 51/20 - Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots
F16D 66/00 - Arrangements for monitoring working conditions of brakes, e.g. wear or temperature
41.
Method for filtering vehicle-to-X messages, vehicle-to-X communication device, and computer-readable storage medium
A method for filtering vehicle-to-X messages, having the following steps: receiving a number of vehicle-to-X messages and adapting a filter parameter for filtering the received vehicle-to-X messages in such a manner that a number of vehicle-to-X messages to be discarded leaves a number of vehicle-to-X messages to be processed from the number of received vehicle-to-X messages. The adaptation is carried out on the basis of a correction value for describing a deviation of the number of vehicle-to-X messages to be processed in a specified duration from a number of vehicle-to-X messages provided for processing in the specified duration. Also disclosed are a corresponding vehicle-to-X communication device and to a computer-readable storage medium.
The invention relates to a control system for controlling a brake, a steering and/or a drive of an autonomous or automated vehicle. This involves an artificial-intelligence-based first control apparatus being monitored by virtue of a criticality of a driving situation being determined on the basis of simple calculation values, wherein a specific criticality of the driving situation, or an inappropriate reaction by the first control apparatus to the driving situation, can result in changeover to a second control apparatus that undertakes the control of the vehicle on the basis of a deterministic calculation rule.
The proposal is for an improved expansion device for a drum brake having an integrated readjustment unit having a readjusting screw which can be locked therein by a spring-loaded latching unit which, for a reliable readjustment function with a reduced level of force, provides for the latching unit to allow a defined idle rotation of the readjusting screw, which is defined structurally by a first stop acting in a first direction of revolution and a second stop acting in the opposite direction of revolution.
F16D 65/56 - Slack adjusters mechanical self-acting in one direction for adjusting excessive play with screw-thread and nut
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
F16D 51/22 - Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots mechanically actuated
F16D 65/22 - Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for pressing members apart
44.
Preventing automatic leveling during battery replacement
The invention refers to a method of preventing automatic leveling during battery replacement, and a computer-program thereof. The method of preventing automatic leveling during battery replacement, according to invention, operates for an electric vehicle equipped with a first electronic control unit (100) in charge with battery replacement and a second electronic control unit (200) of suspension system, the respective ECUs (100, 200) communicating by means of an internal bus system. The method includes the following steps: (51) Sending an information from the first ECU to the second ECU that the vehicle is prepared to perform a battery replacement; (52) Once said information is received by the second ECU, triggering a leveling forbid flag to the suspension system and deactivating it; (53) Once said deactivation has been performed, setting a feedback signal to inform that battery replacement can commence; (54) during battery replacement, setting said feedback signal to inform that battery replacement is ongoing; (55) Upon completion of battery replacement, informing the second ECU that the battery replacement has been finished successfully, and allowing the activation of suspension.
B60G 17/0195 - Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or s the regulating means comprising electric or electronic elements characterised by the regulation being combined with other vehicle control systems
45.
Method for determining a switching state of a valve, and solenoid valve assembly
A method for determining a switching state of a valve that is actuated by a coil, wherein the method includes: respectively ascertaining a current flowing through the coil and a voltage applied to the coil at several times which follow one another with a prespecified time interval, calculating an inductance variable of the coil based on the currents, the voltage and the time interval, and determining the switching state based on the inductance variable. Also disclosed is a solenoid valve assembly.
F16K 37/00 - Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
B60T 8/36 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition including a pilot valve responding to an electromagnetic force
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the br
H01F 7/18 - Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
G01R 31/28 - Testing of electronic circuits, e.g. by signal tracer
46.
Method for determining a switching state of a valve, and solenoid valve assembly
A method for determining a switching state of a valve, an inductance variable being determined on the basis of current and voltage measurements and the switching state being determined on the basis of the inductance variable. Also disclosed is a solenoid valve assembly for carrying out such a method.
G01R 35/00 - Testing or calibrating of apparatus covered by the other groups of this subclass
F16K 31/06 - Operating means; Releasing devices magnetic using a magnet
F16K 37/00 - Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
G01R 33/00 - Arrangements or instruments for measuring magnetic variables
G01V 3/08 - Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination or deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
G01V 13/00 - Manufacturing, calibrating, cleaning, or repairing instruments or devices covered by groups
H01F 7/18 - Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
47.
ELECTRICAL WHEEL BRAKE ACTUATOR WITH IMPROVED END POSITION RECOGNITION
An electrical wheel brake actuator for motor vehicles, designed to move a brake pad in the direction of a brake rotor and having an electric motor-gear assembly with a rotation-translation converter assembly that includes a nut-spindle arrangement, and an elastic element which is associated with a release end stop of the spindle arrangement in order, together with a control unit, to allow the electric motor to be automatically electrically switched off. The elastic element includes at least two disc springs which are able to form an expanded segmented force-travel spring curve formed from multiple force-travel spring curve portions.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
F16D 65/22 - Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for pressing members apart
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
F16D 51/22 - Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots mechanically actuated
48.
Method of and system for secure data export from an automotive engine control unit
A method of secure data export from an automotive ECU to a requesting entity includes receiving a signed request, the request transmitting a first public encryption key. The signature is verified using a second public key stored in the automotive ECU. Further, the requesting entity is authenticated. Only upon successful verification and authentication the automotive ECU generates a random symmetric key for encrypting the data to be exported. The symmetric key is encrypted using the first public key received in the request, and unencrypted data is deleted. The encrypted data is exported to the requesting entity, which decrypts the symmetric key using a first private key associated with the first public key, and decrypts the data encrypted with the symmetric key.
H04L 9/32 - Arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system
49.
Vehicle-to-x communication apparatus and method for achieving a safety integrity level in vehicle-to-x communication
A vehicle-to-X communication apparatus including: a reception device to receive a vehicle-to-X message; a first electronic computation device to calculate a hash value for a received vehicle-to-X message; and a second electronic computation device to generate a new vehicle-to-X message using data included in the received vehicle-to-X message and to calculate a hash value for the generated vehicle-to-X message. The first electronic computation device is designed in accordance with a higher safety integrity level than the second electronic computation device, and a comparison device to make a comparison between the hash value for the received vehicle-to-X message and the hash value for the generated vehicle-to-X message. The vehicle-to-X communication apparatus further processes the data from the received vehicle-to-X message depending on a result of the comparison. Also disclosed are a corresponding method and the use of the apparatus in a vehicle or an infrastructure device.
A composite brake disk for a vehicle disk brake, including a brake disk pot which is formed from a first material and is connected to a friction ring made of a different material, wherein the pot shell and a circular-cylindrical collar formed on the friction ring overlap in some regions in the radial direction in a connecting region and are penetrated by a plurality of connecting elements oriented substantially orthogonally with respect to the axis of rotation, wherein the composite brake disk is suitable for transmitting high mechanical and thermal loads in all operating states, while being simple to manufacture, and can also be formed with a particularly thin pot base and, for this purpose, enables the collar to engage radially on the outside around the pot shell in the connecting region.
A dust boot sealing system for automotive brake cylinders, is arranged for dust protection between a linear actuation member and a housing of the brake cylinder. The boot comprises flexible bellows between two concentrical interface portions, and the both interface portions rest radially outwards from their respective counterpart seats in circumferential grooves on housing and actuation member. The boot is provided with pressure relief valve and with integrated pressure relief valve function which automatically and temporarily changes into open status under a pressure gradient decline in direction from interior to exterior, with respect to the boot.
A method for supplying data which can be received by a vehicle in a vehicular ad-hoc network, in which the data is transmitted between subscribers to the vehicular ad-hoc network using a location-based communications protocol, involves: identifying a geographical location area of the vehicle; selecting a suitable communications protocol (for the identified location area; and receiving the data using the selected communications protocol in such a way that the received data is available to at least one network layer of the communications protocol.
A communication apparatus for subsequent installation in a vehicle and/or for mobile use, having: a transceiver having an antenna for wireless data transmission, a GNSS receiver having an antenna for receiving signals from a global satellite navigation system, an inertial measurement unit, and a housing enclosing the transceiver, the GNSS receiver and the inertial measurement unit at least in part. The communication apparatus is configured to use data captured by the inertial measurement unit and/or the GNSS receiver to perform motion detection, in order to ascertain a motion pattern, and to perform or prevent a data transmission by the antenna for the purpose of wireless data transmission as a function of the ascertained motion pattern. Furthermore, the a method for execution using such a communication apparatus is disclosed.
H04W 4/40 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
G01S 19/47 - Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement the supplementary measurement being an inertial measurement, e.g. tightly coupled inertial
G01S 19/24 - Acquisition or tracking of signals transmitted by the system
H04M 1/72463 - User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions to restrict the functionality of the device
H04L 29/08 - Transmission control procedure, e.g. data link level control procedure
A method for testing a sensor with a primary inductor which is galvanically isolated from first and second secondary inductors which are respectively coupled inductively to the primary inductor, including: calculating a sensor output signal, wherein the sensor output signal is dependent on the coupling between the primary inductor and the first secondary inductor as well as that between the primary inductor and the second secondary inductor; determining a first electrical variable, which is different from the sensor output signal; comparing the first electrical variable with a first limiting value in order to determine whether the sensor is in a faulty state, as well as to a corresponding device and to a sensor having the device.
G01D 18/00 - Testing or calibrating apparatus or arrangements provided for in groups
G01D 5/22 - Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils
55.
Brake-by-wire braking system having at least one brake circuit, method for operating the braking system and diagnosis valve for a braking system of this type
To check the functionality/leak-tightness of a brake-by-wire brake system, a motor-operated brake pressure transducer is actuated. In this case, a pressure medium would flow out into a reservoir via a master brake cylinder. A diagnostic valve is therefore provided between the master brake cylinder and the reservoir, which diagnostic valve is composed of a check valve and a restrictor connected in parallel with respect to the check valve. The outflow of pressure medium is limited by the restrictor. Because the gradient of the pressure dissipation can be calculated, a measured pressure build-up can be compared with that which is to be expected, and a determination of functionality/leak-tightness can be derived from the comparison.
B60T 17/22 - Devices for monitoring or checking brake systems; Signal devices
B60T 8/32 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
B60T 8/34 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
B60T 13/14 - Pressure supply arrangements using accumulators or reservoirs
A method for operating a vehicle, wherein a check is carried out to determine whether a switch of the driving mode can be safely carried out and a corresponding output is provided, wherein an estimation is made as to whether the road class traversed by the vehicle corresponds to a target road class, including the steps of: ascertaining the position of the vehicle using a satellite navigation system, comparing the ascertained position with a road map, wherein the road map includes an allocation of roads according to road classes, and determining whether a road of the target road class is located in a specified area around the ascertained position on the road map.
An air suspension strut for a motor vehicle comprises an air spring having an air spring cover and a rolling piston. A shock damper is integrated with the air spring and has a damper tube and a piston rod receivable within the damper tube. A rolling bellows is secured between the spring cover and the rolling piston thereby delimiting a variable volume pressure chamber filled with compressed air. The rolling bellows rolls on the rolling piston with a rolling fold being formed. A damper bearing is accommodated in a bearing socket of the air spring cover and connected to the piston rod. The damper bearing comprises a supporting piece, an elastomer body, and a sleeve. A closure element inserted in the bearing socket above the damper bearing. An elastic element arranged between the sleeve and the closure element.
B60G 15/14 - Resilient suspensions characterised by arrangement, location, or type of combined spring and vibration- damper, e.g. telescopic type having fluid spring and fluid damper the damper being connected to the stub axle and the spring being arranged around the damper
F16F 9/04 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only in a chamber with a flexible wall
F16F 9/084 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid in a chamber with a flexible wall comprising a gas spring contained within a flexible wall, the wall not being in contact with the damping fluid, i.e. mounted externally on the damper cylinder
58.
Method for controlling the longitudinal dynamics of a vehicle
A method for controlling the longitudinal dynamics of a vehicle, where the vehicle has a friction brake system brakes, a drive system with an electromotive drive acting on at least one wheel, and a battery for supplying power to the electromotive drive determines state information which describes the state of the vehicle and/or the state of the brake system and/or of the drive system. Route information is determined which describes the route profile of the vehicle. An action plan for implementing a future braking request by the friction brakes and/or the electromotive drive on the basis of the state information and the route information is determined. The action plan specifies, for future times and/or areas on the route, whether a braking request of the vehicle is to be implemented by means of the friction brake and/or the drive system and implements a braking request accordingly.
B60W 50/00 - CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT - Details of control systems for road vehicle drive control not related to the control of a particular sub-unit
B60W 30/188 - Controlling power parameters of the driveline, e.g. determining the required power
A hydraulic control housing of modular construction consists of a first block, in which a compression chamber is formed, and a second block, which has a port to a reservoir. The compression chamber is connected to the reservoir via a duct extending through the control housing. A check valve is arranged in that duct section of the duct which extends through the first block.
B60T 15/50 - Other control devices or valves characterised by definite functions for filling reservoirs with means for limiting or relieving pressure in reservoirs
An authentication method and system for mutual authentication between a first entity and a third entity via a second entity, based on an authentication protocol used by the first entity and the third entity. The second entity forwards mutual authentication messages between the first entity and the third entity. An apparatus is configured to perform an authentication method for a mutual authentication between a first entity and a third entity via a second entity, based on an authentication protocol used by the first entity and the third entity, the second entity forwards mutual authentication messages between the first entity and the third entity.
A method for monitoring a hydraulic brake system for a motor vehicle, wherein a diagnostic valve is omitted and, instead, air volume and leakage are identified by a volume balance during generation of a dynamic pressure. An associated brake system is also disclosed.
B60T 17/22 - Devices for monitoring or checking brake systems; Signal devices
B60T 13/66 - Electrical control in fluid-pressure brake systems
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the br
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 13/14 - Pressure supply arrangements using accumulators or reservoirs
62.
DISC BRAKE LINING, ASSEMBLED DEPENDING ON THE DIRECTION OF ROTATION, FOR A FIXED CALIPER DISC BRAKE
A disc brake lining is assembled depending on the rotation direction and includes a backing plate to carry a friction material, having diametrically opposed sides configured to be free from friction material. The backing plate is formed asymmetrically with respect to a central axis, and has a bearing on the inlet side relative to a preferred direction of rotation and provided radially inwardly in relation to a central wheel rotational axis, radially offset below a brake piston axis, as a holder with a hole for receiving a retaining pin, defining a fixedly positioned friction lining fixed bearing. A guide is on an allocated outlet-side bearing of the backing plate, radially outwardly in relation to the central wheel rotational axis, radially offset above a brake piston axis. The guide is an open-edged mouth opening with a receiving pocket receiving a guide pin, and defines a fixedly allocated friction lining floating bearing.
F16D 65/095 - Pivots or supporting members therefor
F16D 55/227 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially the axial movement being guided by one or more pins by two pins
63.
Device and method for vehicle-to-X communication in accordance with a degree of trust
A vehicle-to-X communication device for a vehicle, containing: a sending device for sending out vehicle-to-X messages, a receiving device for receiving vehicle-to-X messages, and a processing apparatus for processing vehicle-to-X messages to be sent and received. The communication device is configured to send out information for identifying a manufacturer of the vehicle and is furthermore configured to determine, by the processing apparatus, a level of trust of a vehicle-to-X message of a further vehicle received by the receiving device, utilizing information for identifying a manufacturer of the further vehicle which is contained by the vehicle-to-X message of the further vehicle. Furthermore, a corresponding method is disclosed.
A seal mold divided structure for combination cable disclosed comprises the following structures: a first cable and a second cable separated from the combination cable; a connector provided at the end of the first cable; a division molding portion that molds the division part between the first cable and the second cable and keeps the first cable and the second cable separated from each other; a connector molding portion that molds the connection part between the connector and the first cable; and a protect tube, with its ends respectively fixed to the division molding portion and the connector molding portion to protect the first cable and prevent inflow of a molding compound.
H01B 7/00 - Insulated conductors or cables characterised by their form
H01B 7/18 - Protection against damage caused by external factors, e.g. sheaths or armouring by wear, mechanical force or pressure
H01B 13/24 - Sheathing; Armouring; Screening; Applying other protective layers by extrusion
H01R 13/58 - Means for relieving strain on wire connection, e.g. cord grip
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
65.
Electromechanical-hydraulic piston actuator and brake system
An electromechanical-hydraulic piston actuator providing pressurized pressure medium for a brake system of a vehicle, including an electric motor having a stator and a rotor, a rotation-translation mechanism driven by the electric motor and which has a rotatable threaded nut and a threaded spindle prevented from rotating and displaceable in its axial direction, a piston coupled with the threaded spindle in the axial direction thereof, a hydraulic cylinder having a hydraulic chamber filled with pressure medium into which the piston is displaceable from a rear piston position towards a forward piston position to pressurize the pressure medium and/or expel it from the chamber. A hydraulic connection is connected to the chamber via which pressure medium can be expelled from the chamber. An isolation device is provided for the piston-travel-controlled isolation of the rotational coupling between the rotor of the electric motor and the threaded nut.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
A transformer including a primary circuit with a primary inductor, a first secondary circuit with a first secondary inductor that is galvanically isolated from the primary inductor and coupled to the primary inductor, a second secondary circuit with a second secondary inductor that is galvanically isolated from the primary inductor and coupled to the primary inductor. The second secondary inductor is implemented redundantly with respect to the first secondary inductor, in particular such that the first secondary inductor encloses the second or the second encloses the first. The first and second secondary inductors are connected to one, or each to one, DC voltage source as well as each to a test circuit with a tapping point for tapping off a test voltage.
G01D 5/22 - Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils
H01F 21/06 - Variable inductances or transformers of the signal type continuously variable, e.g. variometers by movement of core or part of core relative to the windings as a whole
An improved electromechanically drivable spreader unit having an integrated adjustment apparatus for a drum brake, in which the linear motion of brake shoe holders is produced by two ball-ramp devices, wherein a first ball-ramp device includes a first actuation piston arranged for rotation about the axis and a second ball-ramp device includes a second actuation piston arranged for rotation about the axis, and wherein an adjustment apparatus for compensating an actuation travel that increases as a result of wear on the friction linings is arranged in an axially centered position within the housing and substantially between the actuation pistons.
F16D 65/56 - Slack adjusters mechanical self-acting in one direction for adjusting excessive play with screw-thread and nut
F16D 51/22 - Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots mechanically actuated
F16D 65/22 - Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for pressing members apart
A brake system for a motor vehicle with at least four hydraulically activated wheel brakes. Each of the wheel brakes has a first electrically activated wheel valve which is open when de-energized and a second electrically activated wheel valve which is closed when de-energized, a first electrically activated pressure source, connected to the first wheel valves via a first brake supply line. Arranged in the first brake supply line is an electrically activated circuit isolating valve by which two of the first wheel valves can be hydraulically disconnected from the first pressure source, a second electrically activated pressure source, and a pressure medium reservoir vessel at atmospheric pressure. The circuit isolating valve is designed to be open when de-energized, and the second electrically activated pressure source is connected to the second wheel valves via a second brake supply line. A method for operating the brake system is also disclosed.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 13/66 - Electrical control in fluid-pressure brake systems
69.
Method for detecting an attack on a control device of a vehicle
A method for detecting an attack, in particular a cyber-attack, on a control device of a vehicle, with the step of: checking communication data that is transmitted via at least one communication channel of the vehicle that is connected to the control device, wherein the checking of the communication data that is transmitted via the at least one communication channel of the vehicle that is connected to the control device includes the examination of whether the communication data transmitted via the at least one communication channel of the vehicle fulfils data requirements that are defined by one or a plurality of changeable rules.
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
70.
METHOD FOR OPERATING AN AIR SUSPENSION SYSTEM, AND AIR SUSPENSION SYSTEM
A method for operating an electronically controllable air suspension system of a vehicle comprises determining a first pressure value in a first air spring which is assigned to a first axle of the motor vehicle, and determining a second pressure value in a second air spring which is assigned to a second axle of the motor vehicle. A differential pressure value is calculated therefrom. A first nominal value for the air volume flow as a function of the differential pressure value is determined. At least one first air spring valve assigned to the first air spring is actuated so that the first nominal value for the air volume flow is set by the first air spring valve.
B60G 17/015 - Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or s the regulating means comprising electric or electronic elements
B60G 11/27 - Resilient suspensions characterised by arrangement, location, or kind of springs having fluid springs only, e.g. hydropneumatic springs wherein the fluid is a gas
B60G 17/019 - Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or s the regulating means comprising electric or electronic elements characterised by the type of sensor or the arrangement thereof
A fluid container for supplying a consuming device with a working fluid, including at least one connector piece having a shut-off valve arranged therein for preventing undesired escaping of the working fluid from the fluid container. In order to increase safety against undesired emptying of the fluid container, it is provided that the valve closure body, in the closed state of the shut-off valve, is accommodated in the fluid container completely inside a contour formed by an outer edge of the connector piece, and provision is made, for support against the valve closure body, of a support, which, upon insertion of the connector piece into the receiving seat, engages at least regionally into the connecting duct and in this way displaces the valve closure body in the connecting duct.
A method for controlling a brake system of a vehicle comprises detecting a failure of a sensor for at least one of the vehicle wheels, checking whether a brake control function is being executed at the time of the failure, continuing the brake control function if a brake control function is being executed and deactivating the brake control function when execution of the brake control function has been completed. If no brake control function is being executed at the time of the failure then executing the brake control function if a brake control function is initiated within a defined period of time after the failure, and deactivating the brake control function after execution of the brake control function has been completed and the period of time has expired or if no brake control function has been initiated within the defined period of time.
B60T 8/96 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means automatically taking corrective action on speed responsive control means
B60T 17/22 - Devices for monitoring or checking brake systems; Signal devices
B60T 8/17 - Using electrical or electronic regulation means to control braking
B60T 8/32 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
B60Q 9/00 - Arrangement or adaptation of signal devices not provided for in one of main groups
B60Q 5/00 - Arrangement or adaptation of acoustic signal devices
73.
Method for operating a synchronous motor excited by permanent magnets, electronic control device, motor arrangement, and storage medium
A method for operating a permanent magnet synchronous motor comprises setting a maximum power, determining a current vector and an output voltage vector in the dq coordinate system. A setpoint amount for a setpoint voltage vector is calculated on the basis of the maximum power, the current vector and the output voltage vector. The setpoint voltage vector is generated with the setpoint amount, and then operating the permanent magnet synchronous motor at least with the setpoint voltage vector.
H02P 27/08 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters with pulse width modulation
H02P 21/22 - Current control, e.g. using a current control loop
H02P 27/12 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters with pulse width modulation pulsing by guiding the flux vector, current vector or voltage vector on a circle or a closed curve, e.g. for direct torque control
B60R 16/03 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems
A brake system for a motor vehicle, comprises a hydraulic brake arrangement and an electric brake arrangement which are designed to be at least partially redundant with respect to one another. In particular, in the event of failure of hydraulic components, a braking demand can be electrically assisted.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 8/32 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
B60T 8/17 - Using electrical or electronic regulation means to control braking
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
A method for determining the position of a vehicle by way of a sensor unit (IMU), a receiver device for receiving signals of a satellite of a satellite navigation system, and an electronic filter device includes receiving satellite data of a satellite by way of the receiver device and sensor data by way of the sensor unit (IMU),
feeding the sensor data and the satellite data to the filter device,
converting the satellite data by way of the filter device to a reference point which corresponds to the position of the sensor unit (IMU), and
determining the position of the vehicle by way of the filter device by filtering and/or fusing the satellite data and the sensor data.
G01S 19/47 - Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement the supplementary measurement being an inertial measurement, e.g. tightly coupled inertial
G01S 19/23 - Testing, monitoring, correcting or calibrating of a receiver element
76.
Key generation device, a vehicle-internal communication system, and a method for the vehicle-internal management of cryptographic keys
A key generation device for a vehicle-internal communication system and a method for the vehicle-internal management of cryptographic keys comprises providing at least one secret for a vehicle-internal key generation device and generation of at least one new cryptographic key by the vehicle-internal key generation device on the basis of the at least one secret. The generation and providing of the at least one new cryptographic key takes place autonomously and is triggered by a key-exchange event, or a combination of key-exchange events. The key-exchange event may be one of a vehicle-internal change, an environmental change and a security key.
A method and corresponding device for detecting correction information for an antenna for receiving data of a satellite of a satellite navigation system includes the steps of determining first distance information of the antenna relative to a satellite of a satellite navigation system, capturing position information and orientation information of the antenna on the basis of sensor information, determining second distance information of the antenna relative to the satellite on the basis of the position information captured using sensor information, detecting a deviation of the first distance information from the second distance information, determining correction information on the basis of the detected deviation, and storing, in a data memory, the correction information regarding the orientation information captured by the sensor information. The correction information can be used in particular for correcting an angle-dependent phase center offset.
A method for operating an electronically commutated synchronous machine with several phases, wherein an actuation circuit operates the synchronous machine, the actuation circuit having at least two switches for each phase and a degree of actuation for each phase being periodically ascertained by the actuation circuit, wherein the switch-on period, during which a supply voltage is applied to the respective phase by way of the associated switch, is determined for ascertaining the degree of actuation, wherein the following steps are carried out: measuring current by a single measurement resistor in at least two measurement windows and shifting one or more of the switch-on periods of the different phases relative to one another as soon as the difference between switch-on instants of at least two phases falls below a minimum period or the difference between the switch-on periods of at least two phases falls below twice the minimum period.
H02P 27/08 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters with pulse width modulation
A method for the analysis of source texts comprises identifying source text vulnerabilities that are susceptible to implementation attacks, wherein the identification of the source text vulnerabilities takes place during active source text development, without the need to compile the program.
G06F 21/57 - Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates or assessing vulnerabilities
G06F 21/56 - Computer malware detection or handling, e.g. anti-virus arrangements
G06F 21/54 - Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems during program execution, e.g. stack integrity, buffer overflow or preventing unwanted data erasure by adding security routines or objects to programs
80.
Communication device, method for execution by a communication device, and method for improving traffic safety of a road user
A communication device including a mobile radio module for data communication via a mobile radio network and/or an internet access module for data communication via the internet, and a radio module for direct vehicle-to-X communication. The communication device is configured to receive status information and/or environment information of a road user from a processing device for operation of an internet service by the mobile radio module and/or internet access module and to re-emit the status information and/or environment information via the radio module by direct vehicle-to-X communication. A corresponding method to be carried out by a communication device and a method for improving the road safety of a road user are also disclosed.
A brake cylinder arrangement has a brake cylinder, a pressure sensor, and a pressure reducer, wherein the pressure reducer transfers pressures from the brake cylinder to the pressure sensor differently, depending on the input pressure range. The invention furthermore relates to a braking system having a brake cylinder arrangement of this kind.
The invention relates to a method for providing and receiving a vehicle position, which is based on raw satellite-navigation data and driving-dynamics data. The invention further relates to a method for calculating a driving time of a vehicle to a location of a networked end-user device on the basis of such a vehicle position. The invention further relates to an associated networked device and to an associated storage medium.
G01S 19/49 - Determining position by combining or switching between position solutions derived from the satellite radio beacon positioning system and position solutions derived from a further system whereby the further system is an inertial position system, e.g. loosely-coupled
G01C 21/00 - Navigation; Navigational instruments not provided for in groups
G07C 5/00 - Registering or indicating the working of vehicles
83.
Secure method for determining the position of a receiving device
A method for determining the position of a receiving device, wherein, by the receiving device, a GNSS signal is received that is formed in accordance with a signal transmitted from a satellite of a global satellite navigation system, wherein code data and phase information of the GNSS signal are determined and a plausibility check is carried out between the code data and phase information to detect whether the GNSS signal is a manipulating signal.
A vehicle-to-X communication system having a vehicle-to-X communication module. The vehicle-to-X communication module continuously carries out self-tests which are based on receiving test messages and evaluating test messages in order to recognize errors.
A method for operating a compressor for a compressed air system of a motor vehicle, in particular an air suspension system, wherein an operating temperature of the compressor is determined and used as a criterion for the compressor to be operated until a switch-off temperature (T) is reached, wherein a switch-on duration (t) until reaching the switch-off temperature (T) is determined, and the determined switch-on duration (t) is adjusted by a parameter (LP) dependent on the switch-off temperature (T) reached.
F04B 49/02 - Stopping, starting, unloading or idling control
B60G 17/015 - Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or s the regulating means comprising electric or electronic elements
86.
Method For Determining The Position Of A Vehicle As A Function Of The Vehicle Velocity
A method for determining the position of a vehicle is disclosed. GNSS signals from a global satellite navigation system are received by a receiving device). A vehicle velocity is detected; and a check is carried out as to whether the detected vehicle velocity falls below or exceeds a threshold value. After the vehicle velocity falls below the threshold value, the position of the vehicle is determined on the basis of a first calculation method. After the vehicle velocity exceeds the threshold value, the position of the vehicle is determined on the basis of a second calculation method. Both calculation methods include filtering the GNSS signals by a fusion algorithm. The calculation methods differing by input variables of the fusion algorithm.
G01S 19/49 - Determining position by combining or switching between position solutions derived from the satellite radio beacon positioning system and position solutions derived from a further system whereby the further system is an inertial position system, e.g. loosely-coupled
87.
Method for suppressing braking noise, central server, vehicle control module, and storage medium
A method for suppressing braking noise in a vehicle by a central server, methods for suppressing braking noise in a vehicle to be carried out in a vehicle, and an associated central server, an associated vehicle control module and an associated data storage medium are disclosed. The data processing is divided between the vehicle and the central server.
G06F 7/70 - Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations using stochastic pulse trains, i.e. randomly occurring pulses the average pulse rates of which represent numbers
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
B60T 8/1766 - Proportioning of brake forces according to vehicle axle loads, e.g. front to rear of vehicle
B60T 8/32 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
B60T 17/22 - Devices for monitoring or checking brake systems; Signal devices
G07C 5/00 - Registering or indicating the working of vehicles
B60T 8/17 - Using electrical or electronic regulation means to control braking
88.
Method for ensuring the integrity of data to ensure operational safety and vehicle-to-X device
A method for ensuring integrity of data sent by a vehicle V2X communication device to a control module to ensure operational safety, including: receiving data transferred by vehicle-to-X communication by a first computing apparatus of the V2X communication device, storing the data in a data memory, forwarding the data to a second computing apparatus, receiving the data by the second computing apparatus, establishing whether an action is to be triggered for the data and, in response, transmitting the data to a comparison apparatus, carrying out a comparison test for the data provided by the second computing apparatus with the data stored in the data memory and, in response to the test being passed, outputting the data and/or a control instruction and/or a warning message by the V2X communication device to a control module. Furthermore, a corresponding vehicle-to-X device and the use of the device in a vehicle are disclosed.
A method for ascertaining an ego position of an electronic device, having the steps: ascertaining an ego position of the electronic device by a position-detecting apparatus of the electronic device, ascertaining, by a computing apparatus for processing the data of the electronic device, a position of a road user using positional information comprising a received vehicle-to-X message in respect of cooperative road user recognition, ascertaining, by the computing apparatus or a further computing apparatus for processing data, a distance between the ascertained ego position and the position ascertained using the received positional information, correcting the ascertained ego position using the positional information to form a corrected ego position if the distance is less than or equal to a threshold value. An electronic device, the use of the electronic device as well as a corresponding system as also disclosed.
In a motor vehicle accident data memory and method of operating it, a reference time is determined by a satellite navigation system, and a system time is synchronized with the reference time. When an accident is detected, accident data and the system time are recorded in a non-volatile memory.
G07C 5/10 - Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle, or waiting time using counting means or digital clocks
G07C 5/08 - Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle, or waiting time
91.
BRAKING SYSTEM WITH TWO PRESSURE SOURCES, AND METHOD FOR OPERATING A BRAKING SYSTEM WITH TWO PRESSURE SOURCES
A braking system including four hydraulically actuatable wheel brakes. A normally closed outlet valve is assigned to each wheel brake and a normally open inlet valve is assigned to each wheel brake. Two pressure supply devices are provided for active pressure build-up in the wheel brakes. A first and a second brake circuit are hydraulically configured with two wheel brakes respectively, wherein in each brake circuit a respective pressure supply device is hydraulically connected to two wheel brakes. A first and a second control and regulating unit are provided, wherein the first control and regulating unit electrically controls the pressure supply device of the first brake circuit, and wherein the second control and regulating unit hydraulically controls the pressure supply device of the second brake circuit, and the two control and regulating units are connected together via a data interface.
A computer-implemented method includes: receiving system information data representing configurations of digital systems; receiving attack information data associated one or more of the digital systems; analyzing the received system information data and attack information data, to associated attack types; identifying, for each identified attack type, correlations and/or causalities between individual system constituents or combinations thereof in the digital systems associated with attacks; determining and assigning, based on the identified correlations and/or causalities, an attack vulnerability value, for each attack, respectively, to each of the systems and/or systems' constituents and/or combinations thereof; and retrievably storing attack vulnerability values associated with the systems, system constituents and/or combinations thereof.
G06F 21/57 - Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates or assessing vulnerabilities
A method of monitoring execution of computer instructions includes receiving data items representing real-time measurements of side-channel information emanating from execution of computer instructions, each data item forming a value of a corresponding dimension of a side-channel information vector, receiving, for two or more of the dimensions of the side-channel vector, classifiers that assign the corresponding values of a side-channel vector to classes, and classifying the data items in accordance with the received classifiers, wherein an orthogonal distance of the data item from the classifier indicates a confidence value of the classification, generating a combined a confidence value for the side-channel information vector a, and outputting a signal if a confidence value indicates affiliation to a selected one of the two classes with a predetermined probability. The method conducts a self-test by generating a combined confidence value based to ensure correct outputting of the confidence value.
G06F 21/57 - Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates or assessing vulnerabilities
94.
Communication device and methods for synchronizing communication channels and using the device
A communication apparatus for vehicle-to-X communication (V2X communication), including a first interface for V2X communication on a first communication channel, a second interface for V2X communication on a second communication channel and a computing device for processing V2X messages received and/or to be sent. The apparatus is configured, initiated by the transmission of a first V2X message by the first interface, to transmit a second V2X message by the second interface. A corresponding method as well as the use of the communication apparatus in a vehicle or a mobile apparatus is also provided.
A method for operating a pressure control device in a vehicle, in particular in a motor vehicle, wherein current is supplied by an energy source of the vehicle for operating the pressure control device, as a result of which the pressure control device carries out at least one pressure control function, for which at least two actuators of the pressure control device are actuated, wherein at least one current required at maximum for actuating the actuator is determined for each actuator and current budget management for actuating the actuators and/or for carrying out the pressure control functions is performed by the determined currents required at maximum. In addition, the invention relates to a pressure control device for carrying out the method.
H02P 5/68 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more dc dynamo-electric motors
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
H02P 5/74 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more ac dynamo-electric motors
H02P 8/40 - Special adaptations for controlling two or more stepping motors
F15B 13/044 - Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by electrically-controlled means, e.g. solenoids, torque-motors
96.
Method of identifying errors in or manipulations of data or software stored in a device
A method of identifying errors or manipulations of data or software, includes receiving a first hash value stored in a first block of the memory, receiving a second hash value from a reference memory, and comparing the hash values. If different, error correction information and the content of the first block is received. The content of the first block is reconstructed by in accordance with the error correction information, generating a hash value and comparing the hash value of the modified content with the received first hash value, until the modified content and the received hash values are identical. The content of the first block received from the reference memory and the content of the reconstructed first block stored in the memory of the device are compared for identifying the differences in the content.
G06F 12/00 - Accessing, addressing or allocating within memory systems or architectures
G06F 13/00 - Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
G06F 3/06 - Digital input from, or digital output to, record carriers
G06F 16/901 - Indexing; Data structures therefor; Storage structures
H04L 9/32 - Arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system
97.
Method and device for detecting lanes, driver assistance system and vehicle
A method of detecting lanes includes the steps: capturing (S1) a camera image (K) of a vehicle environment by a camera device (2) of a vehicle (5); determining (S2) feature points (P1 to P15) in the camera image (K), which feature points correspond to regions of possible lane boundaries (M1, M2); generating (S3) image portions of the captured camera image (K) respectively around the feature points (P1 to P15); analyzing (S4) the image portions using a neural network to classify the feature points (P1 to P15); and determining (S5) lanes in the vehicle environment taking account of the classified feature points (P1 to P15).
G06V 10/44 - Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
98.
METHOD FOR ACTIVATING A PARKING BRAKING FUNCTION AND A BRAKING SYSTEM
A method for activating a parking brake function of a drum brake of a brake system of a vehicle, wherein a parking situation is taken into account in order to reduce the holding force to be exerted.
B60T 7/12 - Brake-action initiating means for initiation not subject to will of driver or passenger
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
A method for classifying a roadway condition on the basis of image data from a camera system includes providing image data which is configured to image at least one portion of the surroundings of the vehicle, at least part of the portion containing the roadway on which the vehicle is driving. The method includes distinguishing diffuse reflection and specular reflection of the roadway by evaluating differences in the appearances of at least one point of the roadway in at least two images. The method also includes determining whether, in at least one image, there are disturbances that have been caused by at least one wheel of a vehicle whirling up a substance covering a roadway as said wheel travels thereover. The method further includes classifying the roadway condition into one of several roadway condition classes, taking account of the results with regard to the reflection type and the disturbance intensity.
A motor vehicle brake system having at least four hydraulically actuatable wheel brakes, including an electrically actuatable inlet valve for each wheel brake. A master brake cylinder actuable by a brake pedal is separably hydraulically connected via an isolation valve to a brake supply line to which the inlet valves are connected, and an electrically controllable pressure-providing device having a pressure space hydraulically connected to the brake supply line. An electrically actuatable circuit isolation valve inline with the brake supply line. With the circuit isolation valve closed the brake supply line is hydraulically separated into first and second line sections. The first line section connected to two of the inlet valves, and the second line section connected to the remaining inlet valves. The pressure space is hydraulically connected to the second line section. The circuit isolation valve is normally open, wherein the pressure chamber of the master brake cylinder is connected to the first line section via the isolation valve.
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
B60T 8/40 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the br
B60T 11/32 - Automatic cut-off valves for defective pipes
B60T 13/16 - Pressure supply arrangements using pumps directly, i.e. without interposition of accumulators or reservoirs
B60T 17/22 - Devices for monitoring or checking brake systems; Signal devices
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
patents
