A communication apparatus comprises: a communicator configured to receive, from a base station, first information regarding a stationarity criterion, second information regarding a non-cell edge criterion, and third information regarding execution of relaxed measurement; and a controller configured to choose a performance of the relaxed measurement in a case where both the stationarity criterion and the non-cell edge criterion are fulfilled based on the third information.
H04W 48/04 - Access restriction performed under specific conditions based on user or terminal location or mobility data, e.g. moving direction or speed
2.
COMMUNICATION APPARATUS, BASE STATION, AND COMMUNICATION METHOD
A communication apparatus comprises: a communicator configured to transmit a UE assistance information message including information indicating whether or not a stationarity criterion regarding measurement relaxation in a radio resource control (RRC) connected state is fulfilled to a base station.
A photodetection element includes a pixel region, a first absorption region, a first discharge electrode, a pixel neighboring region, a second absorption region, and a second discharge electrode. The pixel region is formed in a semiconductor substrate and internally generates an electron and a hole in accordance with the incident light. The pixel neighboring region is formed so as to be adjacent to the pixel region and internally generates an electron and a hole in accordance with the incident light. The second absorption region is formed in the pixel neighboring region and absorbs, of either of the electron and the hole generated in the pixel neighboring region, the carrier equal to a first discharge carrier as a second discharge carrier. The second discharge electrode is formed on the semiconductor substrate and discharges, from the second absorption region, the second discharge carrier absorbed in the second absorption region.
A control apparatus for a rotating electric machine is provided. The rotating electric machine includes a moving portion that applies torque to a drive shaft of an internal combustion engine. The control apparatus acquires a rotational frequency signal that is a signal that changes depending on a rotational frequency of the moving portion per unit time. The control apparatus calculates a damping torque that is applied from the moving portion to the drive shaft to suppress vibration during operation of the internal combustion engine. The control apparatus calculates the damping torque based on the rotational frequency signal acquired by the signal acquiring unit in response to the rotating electric machine performing cranking of the internal combustion engine.
B60W 20/15 - Control strategies specially adapted for achieving a particular effect
F02N 11/08 - Circuits specially adapted for starting of engines
H02P 23/04 - Arrangements or methods for the control of AC motors characterised by a control method other than vector control specially adapted for damping motor oscillations, e.g. for reducing hunting
A battery measurement device that measures a state of a secondary battery includes: a signal control section that causes an alternating-current signal to be outputted from the secondary battery or inputs an alternating-current signal to the secondary battery; a current measurement section that measures the alternating-current signal; a response signal measurement section that measures a response signal of the secondary battery responsive to the alternating-current signal; and a calculation section that calculates information regarding a complex impedance of the secondary battery based on measurement results of the alternating-current signal measured by the current measurement section and the response signal measured by the response signal measurement section. The arithmetic section calculates the information regarding the complex impedance after waiting for the measurement result of the alternating-current signal to reach a steady state after start of the input/output of the alternating-current signal by the signal control section and outputs a calculation result.
G01R 31/389 - Measuring internal impedance, internal conductance or related variables
G01R 31/374 - Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with means for correcting the measurement for temperature or ageing
G01R 31/3828 - Arrangements for monitoring battery or accumulator variables, e.g. SoC using current integration
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
6.
VEHICLE POWER SUPPLY SYSTEM AND CONTROL METHOD OF VEHICLE POWER SUPPLY SYSTEM
A vehicle power supply system includes a power source control device that executes a process of switching a connection state of a driving circuit to the main power source and an auxiliary power source including; a process of switching the connection state so as to transition to a backup state as a voltage decrease of the main power source occurs, and a process of switching the connection state so as to transition to a normal state as the voltage decrease of the main power source is resolved. After a voltage decrease of the main power source occurs, a turning-side control device of a steering control unit sets an output-limited state for a turning-side motor. The output-limited state is canceled upon the power source control device completing switching of the connection state so as to transition.
A battery measurement system includes: a battery including terminals and a housing case, and a battery measurement device. The battery measurement device includes: a signal control unit provided on a first electrical path connecting positive and negative electrode external terminals and configured to receive or apply an AC signal, a response signal input unit provided on a second electrical path connecting positive and negative electrodes of an electrode body and configured to receive a response signal to the AC signal, and a calculation unit configured to calculate complex impedance information based on the response signal. The second electrical path is wired from the response signal input unit toward the inside of the housing case so that a magnetic flux passage area surrounded by the electrode body and the second electrical path is smaller in magnitude than an area surrounded by the electrode body, the terminals and the housing case.
G01R 31/389 - Measuring internal impedance, internal conductance or related variables
H01M 10/0587 - Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 50/569 - Constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals
8.
TERMINAL APPARATUS, BASE STATION, AND COMMUNICATION METHOD
A terminal apparatus (TA) is configured to: transmit capability information including radio frequency (RF) parameters; include an information bit indicating that the TA supports restricted ranges of a frequency band (FB) in a specific area and an information bit indicating that the TA supports a modified maximum power reduction (MPR) indicated per FB in the RF parameters, in a case where the TA supports first restricted ranges of the FB in the specific area and the modified MPR indicated per FB; and not include the information bit indicating that the TA supports the restricted ranges of the FB in the specific area in the RF parameters and include the information bit indicating that the TA supports the modified MPR indicated per FB in the RF parameters, in a case where the TA supports a second range of the FB in the specific area and the modified MPR indicated per FB.
H04W 52/36 - Transmission power control [TPC] using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
H04W 8/22 - Processing or transfer of terminal data, e.g. status or physical capabilities
H04W 52/42 - TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
9.
BATTERY MONITORING SYSTEM, BATTERY MONITORING DEVICE, MEASUREMENT DEVICE, BATTERY MONITORING METHOD, AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM
A battery monitoring system includes measurement devices and a battery monitoring device. Each measurement device measures a cell state of a corresponding cell constituting a battery. The battery monitoring device sequentially communicates, by using wireless communication, with the measurement devices during a communication period; and acquires state information indicating the cell state from each measurement device. In a case where transmitting a measurement instruction of the cell state to each of the measurement devices, the battery monitoring device transmits, to each of the plurality of measurement devices, a corresponding stand-by time interval such that measurement timings of the measurement devices synchronize, the stand-by time interval being a time interval from reception of the measurement instruction until the measurement timing. Each of the measurement devices measures the corresponding cell state in a case where the stand-by time interval has elapsed since reception of the measurement instruction.
G01R 31/396 - Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
G01R 31/371 - Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with remote indication, e.g. on external chargers
G01R 31/392 - Determining battery ageing or deterioration, e.g. state of health
10.
COMMUNICATION APPARATUS, BASE STATION, AND COMMUNICATION METHOD
A user equipment (UE) performs radio communication with a base station that manages a cell including N (N≥2) transmission/reception points. The UE comprises: a communicator configured to receive a radio resource control (RRC) message from the base station, the radio resource control (RRC) message including a radio link monitoring configuration for configuring radio link monitoring and a beam failure detection configuration for configuring N beam failure detection resource sets; and a controller configured to detect radio link failure based on the radio link monitoring configuration and individually detect beam failure for each of the N beam failure detection resource sets based on the beam failure detection configuration.
An automated drive control device that enables traveling of a subject vehicle by an automated driving function is provided. The automated drive control device is configured to determine whether an elapsed time after the stop exceeds a predetermined time when the subject vehicle that has been traveling by autonomous traveling control in which a driver of the subject vehicle is not obliged to monitor periphery stops due to congestion, cause an input by the driver to not be required for resuming the traveling of the subject vehicle when the elapsed time does not exceed the predetermined time, and resume the traveling of the subject vehicle on a basis of an input by the driver when the elapsed time exceeds the predetermined time.
B60W 60/00 - Drive control systems specially adapted for autonomous road vehicles
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 50/14 - Means for informing the driver, warning the driver or prompting a driver intervention
12.
TRAVEL CONTROL SYSTEM, TRAVEL CONTROL DEVICE, TRAVEL CONTROL METHOD, AND STORAGE MEDIUM
A travel control system includes a processor, and controls travel of a host vehicle. The processor is configured to detect a move-related behavior indicating move of a target vehicle to a space connected to a travel path of a host vehicle, when the target vehicle is traveling from a travel direction side of the host vehicle toward an existence direction side of the host vehicle. The processor is configured to perform, when detecting the move-related behavior, an admission control to admit move of the target vehicle to the space. The admission control includes stopping the traveling host vehicle with an admission distance being reserved for admitting move of the target vehicle to the space.
A communication apparatus comprises a transmitter configured to transmit a random access preamble, and a controller configured to control a state related to monitoring of a physical downlink control channel (PDCCH) based on the transmission of the random access preamble.
A silicon carbide wafer includes a substrate made of silicon carbide and an epitaxial layer made of silicon carbide and disposed on the substrate. A concentration of carbon vacancies in the substrate and the epitaxial layer continuously decreases from the substrate toward the epitaxial layer. The concentration of the carbon vacancies in the substrate is 3.0×1015 cm−3 or more.
H01L 29/16 - Semiconductor bodies characterised by the materials of which they are formed including, apart from doping materials or other impurities, only elements of Group IV of the Periodic System in uncombined form
H01L 29/78 - Field-effect transistors with field effect produced by an insulated gate
A distance measurement device is for irradiating a target region with light and measuring a distance to a target object present in the target region. The distance measurement device includes a light emission controller, a detection information acquirer, and a distance calculator. The light emission controller controls a light emitting unit, which emits light toward the target region. The detection information acquirer acquires detection information obtained by a light receiving unit, which detects light from the target region. The distance calculator calculates a distance to the target object using the detection information. The light emission controller controls the light emitting unit to emit light pulses respectively having different light emission intensities for different light emission periods per unit measurement time. The distance calculator calculates the distance using detection timings of response pulses respectively generated by the light pulses being reflected from the target object.
G01S 17/10 - Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves
G01S 7/48 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group
An electrical device such as a power control apparatus comprises a case and at least one electrical component accommodated in the case. The case has a flow path for a cooling fluid. The flow path is formed between a bottom portion and a cover. The flow path is elongated generally along a U shape. The bottom portion and the cover are joined by welding. The cover is formed with protruding portions protruding into the flow path. The protruding portions have shapes to reduce stress concentration on welding portions. A stress caused by a pressure of the cooling fluid may acts on a distal end formed inside of the U shape in a concentration manner.
In a battery measurement apparatus, a current controller sets a predetermined wavenumber of each of first and second alternating signals, and determines whether an input or an output of the predetermined wavenumber of one of the first and second alternating signals to or from a rechargeable battery has completed. The current controller switches, in response to determination that the input or output of the predetermined wavenumber of one of the first and second alternating signals to or from the rechargeable battery has completed, the completed one of the first and second alternating signals to a new alternating signal having another frequency while continuing the input or output of the other of the first and second alternating signals to or from the rechargeable battery.
A center includes a vehicle related device, which is communicably connected with multiple in-vehicle devices, and a service related device communicably connected with a service providing unit. The vehicle related device generates, for each vehicle, a shadow using multiple pieces of vehicle data repeatedly acquired from the in-vehicle device of corresponding vehicle, and stores the generated shadow in a shadow storage unit. The service related device generates indices corresponding to respective shadows, each of which is assigned with the timing identification information, and stores the generated indices in an index storage unit provided in the service related device. The service related device acquires, from the index storage unit, one of the indices corresponding to a designated parameter, and the vehicle related device acquires one of the multiple pieces of vehicle data from the shadow storage unit using the one of the indices, which is acquired corresponding to the designated parameter.
G06F 30/20 - Design optimisation, verification or simulation
G07C 5/00 - Registering or indicating the working of vehicles
G08G 1/00 - Traffic control systems for road vehicles
G08G 1/13 - Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles to a central station the indicator being in the form of a map
A control system of a mobile body is provided with a data acquiring unit and a failure occurrence probability calculation unit. The data acquiring unit acquires data of a plurality of failure factors which may cause a failure on a mounted product mounted on a mobile body. The failure occurrence probability calculation unit calculates, based on data of the plurality of failure factors, a failure occurrence probability of components corresponding to the data of the plurality of failure factors.
A user equipment (UE) performs radio communication with a base station that manages a cell including N (N≥2) transmission/reception points. The UE comprises: a communicator configured to receive a radio resource control (RRC) message from the base station, the radio resource control (RRC) message including information for configuring N beam failure detection resource sets; and a controller configured to individually detect beam failure for each of the N beam failure detection resource sets. The controller is configured to determine whether or not to initiate a random access procedure for the cell based on a state of recovery from the beam failure in a case where the beam failure has been detected for all of the N beam failure detection resource sets.
H04B 7/06 - Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
A vehicle system includes: an in-vehicle device configured to communicate with a cloud server configured to manage vehicle data; and an expansion unit that is detachably attached to the in-vehicle device. The expansion unit includes: an input line for each communication protocol of input data; an output line for each communication protocol of output data; a connector for connecting the output line to the in-vehicle device; and a processing unit configured to perform processing on input data and cause the output line to output the output data. The in-vehicle device includes: a controller configured to generate the vehicle data based on the received output data; and a communication unit configured to transmit the vehicle data.
G07C 5/00 - Registering or indicating the working of vehicles
G06T 7/70 - Determining position or orientation of objects or cameras
G06V 20/58 - Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
22.
MOBILITY SERVICE BASE SERVER, MOBILITY SERVICE PROVIDING SYSTEM, VEHICLE ACCESS CONTROL METHOD, AND STORAGE MEDIUM
The mobility service base server includes: a vehicle-side unit including a first database that is generated for each vehicle based on vehicle data and stores a plurality of shadows representing state of the vehicle at a specific time; and a service-side unit including a second database that stores an index corresponding to each of the shadows stored in the first database and having information used for retrieving the shadows, and an interface unit configured to receive an access request from outside. The vehicle-side unit includes a vehicle control unit transmitting a control instruction according to the access request to the in-vehicle device mounted on a target vehicle. The vehicle control unit determines necessary or unnecessary instruction for the target vehicle according to the state of the target vehicle stored in the first database.
G07C 9/00 - Individual registration on entry or exit
H04W 4/40 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
H04W 8/02 - Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
23.
BATTERY MEASUREMENT DEVICE AND BATTERY MEASUREMENT METHOD
A battery measurement device for measuring a state of a rechargeable battery, includes a signal control unit provided on a first electrical path connecting a positive electrode and a negative electrode of the rechargeable battery and configured to cause the rechargeable battery to output a predefined AC signal or to input a predefined AC signal to the rechargeable battery, a voltage measurement unit provided on a second electrical path connecting the positive electrode and the negative electrode of the rechargeable battery and configured to receive, via the second electrical path, voltage variations of the rechargeable battery in response to the AC signal, a calculation unit configured to calculate information on a complex impedance based on the voltage variations, and a determination unit configured to determine an abnormality and a precursory sign of an abnormality in the second electrical path based on the information on the complex impedance.
When an interface unit has received a first access request, first control units acquire vehicle data from storage units, and provide the vehicle data to a request source through an interface unit. When the interface unit has received a second access request, a second control unit acquires the access result including the vehicle data from a vehicle-mounted machine by accessing the vehicle-mounted machine, and provides the access result to the request source through the interface unit.
A terminal includes: a receiving unit which receives system information including information on a resource and/or a period for a tracking reference signal (TRS); and a control unit which controls reception of downlink control information including indication information about availability of the TRS in a resource and/or a period configured based on the system information. The control unit controls validity time of the indication information included in the downlink control information based on information about the validity time, the information being included in the system information.
A user equipment is connected to a master node associated with a master cell group (MCG) and connected to a secondary node associated with a secondary cell group (SCG) using dual connectivity. The user equipment comprises: a controller having a packet data convergence protocol (PDCP) entity associated with a split bearer, a primary radio link control (RLC) entity associated with the PDCP entity, and a secondary RLC entity associated with the PDCP entity; and a receiver configured to receive, from the master node, an RRC message including information for configuring an ID of a cell group associated with the primary RLC entity as an ID of the MCG in a case where the SCG is deactivated. The PDCP entity outputs a PDCP protocol data unit (PDU) to the primary RLC entity in a case where a total volume of a PDCP data volume and an RLC data volume for which initial transmission is suspended is smaller than a threshold.
The control device of an exhaust sensor includes a processor. The processor is configured to control supply of power to the heater. The processor is configured to start the supply of power to the heater at a predetermined timing before a starter for cranking the internal combustion engine is turned on and increase power supplied to the heater when the starter is turned on.
A user equipment (UE) performs radio communication with a base station that manages a cell including N (N≥2) transmission/reception points. The UE comprises: a communicator configured to receive a radio resource control (RRC) message from the base station, the radio resource control (RRC) message including a beam failure detection configuration which is information for configuring N beam failure detection resource sets and is associated with a downlink bandwidth part that is a part of a bandwidth of the cell; and a controller configured to individually detect beam failure for each of the N beam failure detection resource sets in the radio communication using the downlink bandwidth part.
A center includes: a vehicle related device data-communicably connected with multiple in-vehicle devices; and a service related device capable of performing data communication with a service providing unit. The vehicle related device: repeatedly acquires, from each in-vehicle device, a vehicle data group configured in a first data structure in which multiple pieces of vehicle data are classified into categories; generates, for each vehicle, a shadow by assigning vehicle identification information and timing identification information to the vehicle data group; and stores the generated shadow in a form of the first data structure. In response to receiving, from the service providing unit, a request to instruct acquisition of a designated data, which corresponds to a predetermined vehicle or a predetermined category, the service related device instructs the vehicle related device to acquire the designated data of the predetermined vehicle at a predetermined time.
A remote assistance device includes a prediction unit that predicts an assistance provision probability that assistance for a vehicle will be necessary and a priority of the necessary assistance, which are associated with assistance contents of point information, based on a travel route including assistance points and the location information on the assistance points, and a reservation unit that determines whether a reservation for assistance by an operator is necessary based on the assistance provision probability and the priority, and sets, if the reservation is necessary, a reservation for assistance for not assigning an assistance task to the operator even when a low-priority assistance request is newly made while the reservation is held.
A control device includes a switching control unit, an information acquisition unit, and a difference acquisition unit. The switching control unit performs switching control that increases braking torque of the braking device while decreasing braking torque of the rotating electrical machine, when a vehicle is decelerated. The information acquisition unit acquires information on a state of the vehicle. The difference acquisition unit acquires a braking torque difference indicating a difference between braking torque required for keeping a stopped state of the vehicle and braking torque of the braking device, when the vehicle is stopped. After the information acquisition unit detects the stopped state of the vehicle, the switching control unit corrects output torque of the rotating electrical machine based on the braking torque difference.
A routing device communicable with a first center device and a second center device related to providing a service to a first vehicle linked with a first user and a second vehicle linked with a second user is provided. The routing device is configured to store first linking information that links a first attribute and a first user belonging to the first attribute, and second linking information that links a second attribute and a second user belonging to the second attribute, acquire the second attribute corresponding to the second user, and request the second center device corresponding to the second attribute to perform an authentication process of the second user.
A signal transmission device having a capacitor coupler includes a semiconductor substrate, a low voltage circuit region, an insulating film formed on the semiconductor substrate, a lower electrode formed on the semiconductor substrate via the insulating film, and an upper electrode disposed opposite to the lower electrode via the insulating film interposed therebetween. A shield portion includes a conductor to which a low voltage is applied is provided between the lower electrode and the upper electrode and the low voltage circuit region. When a stacking direction of the lower electrode and the upper electrode is defined as a height direction, the shield portion is located higher than the low voltage circuit region and has an eaves part extending on an opposite side with respect to the lower electrode and the upper electrode.
H01L 25/065 - Assemblies consisting of a plurality of individual semiconductor or other solid state devices all the devices being of a type provided for in the same subgroup of groups , or in a single subclass of , , e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group
H01L 23/00 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details of semiconductor or other solid state devices
An input output control device between a verification circuit and a semiconductor memory device includes: a first port that receives a read transaction for requesting reading of data in the semiconductor memory device from the verification circuit, and outputs a read response to the verification circuit; a second port that outputs the read transaction to the semiconductor memory device, and receives the read response output from the semiconductor memory device in response to the read transaction; and a buffer device that delays at least one of an output of the read transaction to the semiconductor memory device and an output of the read response to the verification circuit.
A User Equipment communicates with a master node associated with a master cell group and a secondary node associated with a secondary cell group. The UE comprises: a receiver configured to receive an RRC message including information instructing deactivation of the secondary cell group; and a controller configured to perform control not to perform a random access procedure for beam failure recovery in a primary secondary cell belonging to the secondary cell group in a case where the secondary cell group is deactivated on a basis of the information.
A stator for a rotating electric machine includes a stator core and a stator coil. The stator core is formed of a band-shaped steel sheet that is helically bent and laminated. The stator core has slots each opening at an inner periphery of the stator core and spaced from one another in a circumferential direction. The stator coil is formed of electrical conductor segments that are inserted in the slots of the stator core and connected with one another. The band-shaped steel sheet has slits each of which is formed, at a position corresponding to one of the slots, to be open to the corresponding slot. Each of the electrical conductor segments is substantially U-shaped and has a pair of leg portions respectively inserted in corresponding two of the slots of the stator core; the corresponding two slots are circumferentially apart from each other by two or more slot-pitches.
A control device includes a processor configured to: acquiree irradiation related information related to beam irradiation of a host vehicle and a target vehicle; predict, based on the irradiation related information, an interference scene in which the beam interference occurs between the host vehicle and the target vehicle; perform an interference risk control to the host vehicle to mitigate a risk of beam interference in the predicted interference scene; perform a path change control to the host vehicle to change a future path of the host vehicle to a mitigation path that mitigates the beam interference; perform a beam change control to change a scheduled pattern of beam irradiation in which irradiation timing is set to be intermittent and an irradiation azimuth is set in scan manner to a mitigation pattern that mitigates the beam interference in response to the path change control being determined to be prohibited.
B60Q 1/08 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically
B60W 60/00 - Drive control systems specially adapted for autonomous road vehicles
38.
COMMUNICATION APPARATUS, BASE STATION, AND COMMUNICATION METHOD
A user equipment (UE) performs radio communication with a base station that manages a cell including N (N≥2) transmission/reception points. The UE comprises: a communicator configured to receive a radio resource control (RRC) message from the base station, the RRC message including information for configuring N beam failure detection resource sets; and a controller configured to individually detect beam failure for each of the N beam failure detection resource sets. The controller is configured to trigger beam failure recovery (BFR) for one beam failure detection resource set with which the beam failure has been detected. The communicator is configured to cancel all the triggered BFRs for the one beam failure detection resource set in a case where a MAC PDU is transmitted, the MAC PDU including a BFR MAC CE including information regarding the detected beam failure.
H04B 7/06 - Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
A system includes multiple in-vehicle devices individually mounted on multiple vehicles and a center capable of performing data communication with the multiple in-vehicle devices. Each in-vehicle device transmits vehicle data related to another vehicle device to the center in a first cycle. The center is configured to: store, in a second storage unit, the vehicle data sequentially transmitted from each in-vehicle device; store, in a third storage unit, an index that includes information associated with the vehicle data stored in the second storage unit; perform a first update by adding the received vehicle data to the vehicle data stored in the second storage unit; and perform a second update by adding the index stored in the third storage unit in association with latest one of the vehicle data stored in the second storage unit in a second cycle.
By a data processing method or a communication system, input data is acquired, first processing that is processing of reducing a data amount of the input data is performed, second processing of converting data obtained by the first processing into data having a preset format configured to be handled by an in-vehicle device unit is performed, third processing of converting data obtained by the second processing into normalization data configured to be handled by a cloud server is performed, and vehicle data is provided to the cloud server.
G07C 5/00 - Registering or indicating the working of vehicles
G06T 7/70 - Determining position or orientation of objects or cameras
G06V 20/58 - Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
41.
MASTER NODE, COMMUNICATION CONTROL METHOD, AND COMMUNICATION APPARATUS
A master node is connected to a communication apparatus together with a secondary node using dual connectivity. The master node comprises a controller having a packet data convergence protocol (PDCP) entity and a first radio link control (RLC) entity, the PDCP entity outputting a PDCP protocol data unit (PDU) to the first RLC entity and outputting a duplication of the PDCP PDU to a second RLC entity of the secondary node. The PDCP entity deactivates the duplication of the PDCU PDU for the second RLC entity in a case where a secondary cell group associated with the secondary node is deactivated.
A semiconductor device includes: a semiconductor substrate having a first main surface and a second main surface, in which a first semiconductor region, a second semiconductor region, and a third semiconductor region are arranged in this order in a thickness direction of the semiconductor substrate. The third semiconductor region is exposed from the first main surface. Trench gates are extended from the first main surface to reach the first semiconductor region beyond the third semiconductor region and the second semiconductor region. The trench gates are spaced from each other in a first direction. A part of the semiconductor substrate located between the trench gates adjacent to each other in the first direction includes a trunk portion extending along a second direction orthogonal to the first direction and a branch portion protruding from the trunk portion.
A user equipment is connected to a master node associated with a master cell group and connected to a secondary node associated with a secondary cell group by utilizing a dual connectivity scheme. The UE comprises: a communicator (120) configured to receive an RRC (radio resource control) message including information instructing deactivation of the secondary cell group; and a controller configured to deactivate the secondary cell group according to the information. The controller is configured to determine whether or not a cell in which beam failure is detected is a primary cell belonging to the deactivated secondary cell group, and the communicator (120) is configured to transmit an SCGFailureInformation message related to failure of the secondary cell group to the master node when the controller determines that the cell is the primary cell.
A rotating electrical machine includes a stator equipped with a stator winding, a rotor arranged to face the stator, a housing in which the stator and the rotor are disposed, and a coolant supply unit. The coolant supply unit is located vertically above the stator and the rotor in the housing in a condition where the rotating electrical machine is mounted in place. The coolant supply unit works to deliver liquid coolant into the housing. A coolant guide is provided to direct the coolant, as supplied from the coolant supply unit, into an air gap between the stator and the rotor in the housing.
An interference determination device includes a registration unit that registers a start point and an end point of a motion of a robot, an interference determination unit that determines whether the robot interferes with an obstacle when the robot moves along a path from the start point to the end point, and an interference determination condition registration unit that registers an interference determination condition including at least one of an interference allowable distance that allows the interference with the obstacle, a positional error that is included in a relative position between the robot and the obstacle when the relative position is grasped, and a synchronization time error when the obstacle is a movable object that moves along a predetermined path in synchronization with the motion of the robot. The interference determination unit determines whether the robot interferes with the obstacle in consideration of the interference determination condition.
The first conductive part includes a first surface layer part and a first inner layer part constituting a layer different from the first surface layer part in the substrate. The second conductive part includes a second surface layer part facing the first surface layer part with a creeping distance therebetween, and a second inner layer part constituting a layer different from the second surface layer part in the substrate. The electronic apparatus is provided with at least one of a first protruded configuration and a second protruded configuration. The first protruded configuration is configured such that the first inner layer part includes a first conductive protrusion protruding towards the second conductive part from the first surface layer part. The second protruded configuration is configured such that the second inner layer part includes a second conductive protrusion protruding towards the first conductive part from the second surface layer part.
By an object recognition device, an object recognition method, or a non-transitory computer-readable storage medium storing an object recognition program, matching between a three-dimensional dynamic map representing a state of a mapping point group obtained by mapping of a target existing in an observation space and three-dimensional observation data representing a state of an observation point group observed in the observation space is performed, a candidate point of the mobile object is searched, and the mobile object is identified.
G06T 7/73 - Determining position or orientation of objects or cameras using feature-based methods
G06V 20/58 - Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
G07C 5/00 - Registering or indicating the working of vehicles
48.
SYSTEM AND METHOD FOR DYNAMICALLY UPDATING FIREWALL RULES FOR A VEHICLE NETWORK OF A VEHICLE
Systems and methods for dynamically updating firewall rules for a vehicle network are disclosed herein. In one example, a system includes a processor and a memory in communication with the processor having a cyber health engine module. The cyber health engine module includes instructions that, when executed by the processor, cause the processor to receive health status information from one or more nodes of the vehicle network, calculate a risk factor for the one or more nodes of the vehicle network based on the health status information, and in response to determining that the risk factor for the one or more nodes of the vehicle network indicates increased risk, update the firewall rules to address the increased risk.
Disclosed herein are systems and methods for performing live migration from a source host to a target host. In one example, a processor of the system is configured to determine workload data for active workloads utilizing the source host and available live migration candidate hosts and select the target host from the live migration candidate hosts based on the workload requirement information and configuration data of the live migration candidate hosts. Once selected, the system will determine and execute a migration routine for migrating the active workloads from the source host to the target host.
A method for calibrating a radar system comprising one or more radar sensors includes defining, for a given calibration iteration from among a plurality of calibration iterations, one or more operational characteristics of the one or more radar sensors and generating a range-azimuth map based on radar data generated by the one or more radar sensors. The method includes identifying a reference set of pixels from among the plurality of pixels, where the reference set of pixels is associated with a reference object, determining whether a set of intensity values associated with the reference set of pixels satisfies an intensity condition, and adjusting the one or more operational characteristics of the one or more radar sensors in response to the set of intensity values not satisfying the intensity condition.
An in-vehicle communication system includes a center device that transmits update data to a target device as an electronic control unit installed in a vehicle, a master device that is installed in the vehicle, receives the update data as a distribution package, and transfers the update data to the target device, and the target device that writes the update data transferred from the master device into a storage portion. The center device transmits reprogramming policy metadata to the master device. The master device requests the center device for download metadata. The master device interprets the download metadata, acquires necessary data, and perform data update control of the target device.
A presentation control device, which controls presentation of information relating to autonomous driving function of a vehicle, is configured to: grasp whether a switch from a driving assist control, which requires a periphery monitoring by a driver as an obligation, to an autonomous traveling control, which does not require the periphery monitoring by the driver as the obligation, becomes possible; grasp whether a lane change by the autonomous driving function is being performed in a state which requires the periphery monitoring by the driver as the obligation; and during a control period of lane change by the driving assist control, in response to the switch to the autonomous traveling control becomes possible, perform a switch possible notification indicating that the switch to the autonomous traveling control becomes possible during the control period.
B60W 30/182 - Selecting between different operative modes, e.g. comfort and performance modes
B60W 40/08 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to drivers or passengers
B60W 50/08 - Interaction between the driver and the control system
B60W 60/00 - Drive control systems specially adapted for autonomous road vehicles
53.
IN-VEHICLE DEVICE, NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM STORING CONTROL PROGRAM, AND ACTIVATION METHOD
An in-vehicle device is configured to access a cloud via a communication unit, and includes: a controller that includes at least one physical core; a first unit configured to be operated by the controller and control a sensor to generate detection data; and a second unit configured to be operated by the controller and execute a process based on the detection data.
A virtual image display apparatus includes a housing having a first housing part and a second housing part. The first housing part is located on a side facing in a first direction. The second housing part is located on a side facing in a second direction being opposite to the first direction. A composite wall is located at the housing on a side facing in a third direction being perpendicular to the first direction. The composite wall includes a first front wall portion and a second front wall portion. The first front wall portion is extended from the first housing part. The second front wall portion is extended from the second housing part. The first and second front wall portions have an interference avoidance structure that avoids interference when the first and second front wall portions approach each other by receiving a load.
A rotary electric machine includes a rotor core and a stator core. The rotor core includes a steel plate laminated in an axial direction of a rotation shaft of a rotor. The stator core is provided outside an outer periphery of the rotor core and includes a steel plate laminated in the axial direction. An average plate thickness of the steel plate of the stator core is smaller than an average plate thickness of the steel plate of the rotor core. In the steel plate of the stator core, a plate thickness of a portion between a predetermined position and a radially outer edge in a radial direction around the rotation axis is smaller than a plate thickness of a portion between the predetermined position and a radially inner edge in the radial direction.
H02K 1/276 - Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
H02K 5/20 - Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
H02K 21/14 - Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
A position detection device has at least four sensors outputting signals according to an operation amount of a brake pedal. Output signals from at least two sensors are input to a first ECU in a distinguishable manner. Output signals of at least two other sensors other than the sensor whose output signals are input to the first ECU are input to a second ECU in a distinguishable manner. A signal transmission unit transmits output signals of at least two sensors input to one of the first ECU and the second ECU to the other of the first ECU and the second ECU in a distinguishable manner. The first ECU and the second ECU identify an output signal indicating an abnormal value based on the output signals of at least four sensors, detect an operation amount of the brake pedal based on a plurality of output signals excluding an abnormal value.
B60T 8/92 - 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
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
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 17/22 - Devices for monitoring or checking brake systems; Signal devices
G01B 7/30 - Measuring arrangements characterised by the use of electric or magnetic techniques for testing the alignment of axes
G01D 5/20 - 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
A motor includes a stator having a stator core. The stator includes a coil connection body of one phase having a plurality of coils connected with each other; at least one of the coils has an electrical resistance set to be different from an electrical resistance of another of the coils. The stator also includes a coil connection body of another phase having a plurality of coils connected with each other; at least one of the coils has an electrical resistance set to be different from an electrical resistance of another of the coils. Moreover, the coil connection body of the another phase has a combined resistance set to be equal to a combined resistance of the coil connection body of the one phase.
H02K 3/02 - Windings characterised by the conductor material
H02K 3/34 - Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
58.
LOG DETERMINATION DEVICE, LOG DETERMINATION METHOD, LOG DETERMINATION PROGRAM, AND LOG DETERMINATION SYSTEM
A log determination device comprises a log acquisition unit that is configured to acquire a security log generated upon detecting an abnormality in an electronic control system, and a false positive log determination unit that is configured to determine, based on a frequency of generation of the security log, whether or not the detected security log is a false positive log, and to output a determination result, wherein the false positive log is the security log generated by detecting the abnormality caused not by the electronic control system being attacked.
A log determination device is configured to acquire a plurality of security logs each including an abnormality information and a position information, store an occurrence pattern of a security log which is predicted to occur due to a maintenance, and compare the plurality of security logs with the occurrence pattern to determine whether or not the plurality of security logs is a false positive log.
An electronic device includes a substrate and circuitry mounted thereon. In plan view in a thickness direction of the substrate, the first conductive portion includes a rounded convex corner, and the second conductive portion includes a concave corner facing the convex corner. Extensions of two straight lines contiguous to the convex corner intersect at a first apex of a convex angle. Extensions of two straight lines contiguous to the concave corner intersect at a second apex of a concave angle. A distance between a convex corner point and a concave corner point is greater than a distance between the first apex and the second apex, where the convex corner point is an intersection of a corner line passing through the first apex and the second apex, and the convex corner, and the concave corner point is an intersection of the corner line and the concave corner.
A battery monitoring apparatus includes a battery ECU, a plurality of voltage monitors, and a wireless device. The wireless device contains a main unit disposed to the battery ECU and sub units disposed to the corresponding voltage monitors. In response to establishment of communication connection of wireless communication between the main unit and the sub units, the main unit wirelessly transmits a command by the battery ECU to the sub units, and the sub units wirelessly transmit voltage information detected by the voltage monitors to the main unit. The wireless device acquires voltage monitor information prior to establishment of initial communication connection, and establishes communication connection based on the voltage monitor information. The battery ECU or each voltage monitor is provided with a storage unit configured to store voltage monitor information. At re-connection, the wireless device performs communication re-connection using the voltage monitor information stored in the storage unit.
G01R 31/3835 - Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H04W 4/40 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
62.
ONBOARD COMMUNICATION SYSTEM, CENTER DEVICE, VEHICLE-SIDE SYSTEM, AND METHOD FOR VERIFYING UPDATE DATA OF ONBOARD COMMUNICATION
An onboard communication system includes a center device that transmits update data as a distribution package by a streaming manner to an electronic control unit installed in a vehicle, a master device that is installed in the vehicle and receives the distribution package and transfer the update data to the electronic control unit, and the electronic control unit that writes the update data transferred from the master device to a storage unit. The center device also transmits a hash value calculated for the update data to the master device. The electronic control unit calculates a hash value for the update data and transmits the hash value to the master device. The master device compares the hash value transmitted from the center device with the hash value transmitted from the electronic control unit to verify integrity of the update data.
G06F 8/654 - Updates using techniques specially adapted for alterable solid state memories, e.g. for EEPROM or flash memories
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
A position detection device detects a position of a rotating body that is provided around a predetermined axis center with respect to a fixed body. A target is fixed to the rotating body. An inductive coil is fixed to the fixed body at a position facing the target in an axial center direction. The transmitting and receiving circuit applies an alternating current to the inductive coil and detects a position of the target. A magnetic circuit section is formed around the axis center and is fixed to the rotating body. A magnetic detection section is fixed to the fixed body and provided in region on a radially inner side than an inner circumferential surface of the magnetic circuit section. The target, the inductive coil, and the receiving and transmitting circuit constitute an inductive sensor, and the magnetic circuit section and the magnetic detection section constitute a magnet-type rotation angle sensor.
G01D 5/14 - 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
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
G01D 5/20 - 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
64.
DRIVING SUPPORT APPARATUS, DRIVING SUPPORT METHOD, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM
A driving support apparatus includes a surrounding sensor capable of detecting a first object which is a moving object present in a predetermined first area including a direct front of the own vehicle and a second object which is a moving object present in a predetermined second area including a front lateral area of the own vehicle; and a control unit configured to execute the autonomous braking control for automatically applying braking force to the own vehicle when a collision condition is satisfied, the collision condition being satisfied when there is a possibility that the own vehicle collides with a moving object. The control unit is configured to, when a target object which is a moving object satisfying the collision condition is the second object, reduce a magnitude of the braking force applied by the autonomous braking control, as compared to when the target object is the first object.
B60T 7/22 - Brake-action initiating means for initiation not subject to will of driver or passenger initiated by contact of vehicle, e.g. bumper, with an external object, e.g. another vehicle
65.
METHOD FOR PREDICTING FAILURE OF SEMICONDUCTOR DEVICE, AND SEMICONDUCTOR DEVICE
Main cells that constitute a semiconductor element having a trench gate structure include first cells, and second cells having a structure in which gate insulating films are more easily broken by energization than those in the first cells, and the number of which is smaller than that of the first cells. At a time of driving the semiconductor element, a common gate drive voltage is applied to gate electrodes of the first cells and the second cells. An electrical characteristic is measured to detect failure of the second cells due to energization at the time of driving. The gate electrodes of the failed second cells are electrically isolated from the gate electrodes of the first cells so that the gate drive voltage is not applied to the failed second cells. The failure of the first cells is predicted based on the failure of the second cells.
A battery measurement apparatus connected to a battery module in which a plurality of storage batteries are combined, includes: a measurement unit that measures a battery state of at least each of the storage batteries; and a determination unit that determines whether replacement of any one of the storage batteries has occurred based on the battery state. The determination unit determines that replacement of a storage battery has occurred in the case where a parameter indicating the battery state of any one of the storage batteries that constitute the battery module is determined to be out of a predetermined range and a parameter indicating the battery state of other storage batteries or other battery modules are also determined to be out of a predetermined range.
B60L 3/00 - Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
B60L 58/12 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
B60L 58/16 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to battery ageing, e.g. to the number of charging cycles or the state of health [SoH]
B60L 58/18 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
G01R 31/387 - Determining ampere-hour charge capacity or SoC
G01R 31/389 - Measuring internal impedance, internal conductance or related variables
G01R 31/392 - Determining battery ageing or deterioration, e.g. state of health
G01R 31/396 - Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
67.
CONTROL APPARATUS, CONTROL METHOD, AND PROGRAM FOR CONTROLLING VEHICLE HEADLAMPS
In a vehicle headlamp control apparatus, a light distribution control section controls light distribution of a headlamp based on a detected light control target object ahead of a vehicle and a detected behavior of the vehicle or an expected change thereof. When the behavior is in a first behavior state in which a change in the headlamp irradiation area becomes equal to or less than a predetermined amount or the behavior is expected not to change from the first behavior state, the light distribution control section causes the headlamp to project light in a standard pattern. When the behavior is in a second behavior state in which the change in the headlamp irradiation area exceeds the predetermined amount or the behavior is expected to change to the second behavior state, the light distribution control section causes the headlamp to project light in a pattern different from the standard pattern.
B60Q 1/14 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
G06V 20/58 - Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
68.
SILICON CARBIDE SINGLE CRYSTAL INGOT, SILICON CARBIDE WAFER, AND METHOD FOR MANUFACTURING SILICON CARBIDE SINGLE CRYSTAL
CENTRAL RESEARCH INSTITUTE OF ELECTRIC POWER INDUSTRY (Japan)
MIRISE Technologies Corporation (Japan)
DENSO CORPORATION (Japan)
TOYOTA JIDOSHA KABUSHIKI KAISHA (Japan)
Inventor
Betsuyaku, Kiyoshi
Hoshino, Norihiro
Kamata, Isaho
Tsuchida, Hidekazu
Okamoto, Takeshi
Kanda, Takahiro
Abstract
Provided are a method for manufacturing a silicon carbide single crystal, which can suppress conversion of threading edge dislocations into prismatic plane dislocations and conversion of the prismatic plane dislocations into basal plane dislocations; and a silicon carbide single crystal ingot and a silicon carbide wafer, in which conversion from threading edge dislocations into prismatic plane dislocations and conversion from the prismatic plane dislocations into basal plane dislocations have been suppressed. A silicon carbide single crystal is grown on the surface of a seed substrate by a gas method so that a temperature gradient in the radial direction of the seed substrate takes a predetermined value or lower during the growth. The area of regions T1 to T4, where regions R1 to R3 of a basal plane whose shear stresses exceed critical resolved shear stress, and regions S1 to S4 of a prismatic plane whose shear stresses exceed critical resolved shear stress overlap, is less than a half of the area of a crystal growth surface. Furthermore, the area of the regions T1 to T4 is smaller than the area of regions V1 to V4 where a region R4 of the basal plane whose shear stress does not exceed the critical resolved shear stress overlaps the regions S1 to S4.
A vehicle travel path planning system, which plans an optimal combination of travel paths for all of multiple vehicles included in a vehicle group, includes: a single path planning unit planning, as a single path, one travel path for each of the multiple vehicles; a candidate path generation unit generating multiple candidate paths similar to the single path planned for each of the multiple vehicles; and a combination search unit selecting an optimal travel path from the multiple candidate paths generated for each of the multiple vehicles and searching for an optimal travel path combination for all of the multiple vehicles included in the vehicle group.
A modulator includes an integrator, an input chopping switch, and output chopping switch, and a control circuit. The integrator has a differential amplifier, a first switch and a series circuit. The first switch is connected between input and output terminals of the differential amplifier. The series circuit is connected between the input and output terminals of the differential amplifier. The series circuit has a second switch, an input capacitance chopping switch, an integration capacitor and an output capacitance chopping switch. The control circuit controls the input chopping switch and the output chopping switch to execute chopping being at a chopping frequency identical to the input capacitance chopping switch and the output capacitance chopping switch. The chopping frequency of the input and output capacitance chopping switches is lower than a switching frequency of the first switch.
H03F 3/387 - Dc amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with semiconductor devices only
CENTRAL RESEARCH INSTITUTE OF ELECTRIC POWER INDUSTRY (Japan)
MIRISE Technologies Corporation (Japan)
DENSO CORPORATION (Japan)
TOYOTA JIDOSHA KABUSHIKI KAISHA (Japan)
Inventor
Betsuyaku, Kiyoshi
Hoshino, Norihiro
Kamata, Isaho
Tsuchida, Hidekazu
Horiai, Akiyoshi
Okamoto, Takeshi
Abstract
Provided are a method for manufacturing a silicon carbide single crystal, and a silicon carbide single crystal ingot which ensure a high crystal growth rate and increase the ratio of conversion from basal plane dislocations to threading edge dislocations. The method prepares a seed substrate composed of silicon carbide having an off-angle in a [1-100] direction with respect to a {0001} plane; and grows a silicon carbide single crystal layer on the seed substrate by an HTCVD method, thereby converting basal plane dislocations contained in the seed substrate to threading edge dislocations during crystal growth.
A master node is connected to a user equipment together with a secondary node using dual connectivity. The master node comprises: a transmitter configured to transmit, to the UE, information indicating to change a primary secondary cell (PSCell) in a state where a secondary cell group associated with the secondary node is deactivated, to transmit an indication to activate the secondary cell group to the UE, and to transmit an indication to deactivate the secondary cell group to the UE after a random access procedure for the changed PSCell is executed.
A communication control device controls communication by a plurality of virtual machines operating on a computer. The plurality of virtual machines includes a master virtual machine and at least one slave virtual machine other than the master virtual machine. The communication control device is configured to access a communication device for communicating with an external device, and transmit and receive communication data that relates to the communication between the master virtual machine and the external device, transmit and receive the communication data between each of the plurality of virtual machines, and relay communication between each of the plurality of virtual machines and the external device.
A malfunction detection method detects a malfunction in an electronic control device. The electronic control device includes a normal power supply terminal connected to a normal power supply mounted on a vehicle, a starting power supply terminal connected to a starting power supply, a controller activated by supply of a normal voltage, and a wake-up circuit having a wake-up switch to open and close a power supply path from the normal power supply terminal to the controller. The wake-up circuit turns on the wake-up switch when a starting voltage input to the starting power supply terminal is equal to or greater than an ON threshold. The malfunction detection method includes determining by the controller that the wake-up switch has an ON sticking malfunction when the normal voltage is equal to or greater than a threshold and the starting voltage is less than the ON threshold.
A map update system includes a map data storage unit storing therein map data. The map update system acquires a position of a road marking painted on a surface of a road. The map update system acquires a determination value to be subjected to determination of blurring of the road marking based on at least either of measurement information on the road marking and analysis information analyzing the measurement information. The map update system compares the determination value to a reference value and acquires blur information indicating a degree of blurring of the road marking. The map update system reflects the blur information in the map data.
A servo controller calculates a base assist command, which is a basic command value of the assist torque, so that the steering torque follows a target steering torque. An estimated load torque calculation section calculates an estimated load torque. A target steering torque calculation section calculates a target steering torque using a map that defines a relationship between the estimated load torque and the target steering torque. The estimated load torque calculation section calculates the estimated load torque based on the steering torque or the target steering torque and an estimated load calculation assist command corresponding to a calculation result of only a proportional integral control calculation among the control calculations in the servo controller.
A power conversion device includes an inverter, rotating electrical machine, a positive electrode side main path, a negative electrode side main path, a neutral point path, switches provided on the positive electrode side main path, the negative electrode side main path and the neutral point path, a first connection path that connects a first target path that is one of the positive electrode side main path, the negative electrode side main path and the neutral point path, and a first connection terminal of electric equipment, and a second connection path that connects a second target path that is one of the positive electrode side main path, the negative electrode side main path and the neutral point path other than the first target path, and a second connection terminal of the electric equipment. In the power conversion device, for example, a configuration where the first connection path is connected on the electric storage device side of the switch in the first target path, is used.
H02P 27/06 - 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
B60L 1/00 - Supplying electric power to auxiliary equipment of electrically-propelled vehicles
B60L 15/00 - 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
B60L 53/16 - Connectors, e.g. plugs or sockets, specially adapted for charging electric vehicles
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
H02J 7/06 - Regulation of the charging current or voltage using discharge tubes or semiconductor devices
A planetary gear has: a first planetary gear annular surface formed at one axial end of the planetary gear and a second planetary gear annular surface formed at another axial end of the planetary gear. A sun gear has a sun gear annular surface that is opposed to the first planetary gear annular surface. A second ring gear has an output-side annular surface that is opposed to the second planetary gear annular surface. A relative movement of a carrier subassembly relative to a housing in an axial direction is limited when the first planetary gear annular surface abuts against the sun gear annular surface or when the second planetary gear annular surface abuts against the output-side annular surface.
A plurality of systems of power supply circuits are provided between a power source and a load and are capable of cooperatively supplying power to the load using power of the power sources. In the power supply circuits, ground lines connected to a negative pole of the power source are configured independently for each system. A plurality of ground current detectors detect ground currents that are currents flowing through the ground lines of each system. The control units have ground line diagnosis portions that diagnose an abnormality in the ground lines based on the ground currents. When the ground line diagnosis portions determine that at least one system ground line is abnormal, the control units change the operation of the power supply circuit of the system determined to be abnormal.
H02J 9/06 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over
B62D 5/04 - Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
G01R 31/00 - Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
G01R 31/52 - Testing for short-circuits, leakage current or ground faults
H02H 9/02 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
An occupant imaging device captures images of occupants inside a vehicle in which a display device having a display area is provided in front of and between a driver's seat and a passenger seat. The occupant imaging device includes an illumination unit that illuminates an area around the face of an occupant seated in a seat, and an imaging unit that captures images of the area around the face of the occupant seated in the seat. The display device includes an outer frame extending on at least left and right sides of the display area. The illumination unit and the imaging unit are arranged in the vertical direction in a region of the outer frame of the display device excluding a passenger seat side portion. The imaging unit captures images of an area around the face of an occupant including at least a driver seated in the driver's seat.
B60K 28/06 - Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver responsive to incapacity of driver
B60K 35/28 - characterised by the type of the output information, e.g. video entertainment or vehicle dynamics information; characterised by the purpose of the output information, e.g. for attracting the attention of the driver
B60R 11/02 - Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
B60R 11/04 - Mounting of cameras operative during drive; Arrangement of controls thereof relative to the vehicle
An actuator is provided in an actuator housing. A lever is provided in the actuator housing, rotates by driving force from the actuator, contacts an arm that rotates together with the pedal, and is capable of imparting a reaction force to the pedal against a driver's depression force. A fixing member is formed so that a pedal housing and the actuator housing are fixed apart from each other, and are attachable to a vehicle. A positioning portion determines a contact position between an arm and the lever and between a rotation axis of the pedal and a rotation axis of the lever.
A surrounding information acquisition unit is configured to acquire surrounding information around a subject vehicle. A vehicle speed acquisition unit is configured to acquire a subject vehicle speed. A display control unit is configured to cause a display device to display a surrounding image indicating the surrounding information and a subject vehicle image indicating the subject vehicle. The display control unit is configured to, when the subject vehicle speed is low, set a display scale to telescopic and cause the display device to display the surrounding image and the subject vehicle image. The display control unit is configured to, when the subject vehicle speed is high, set the display scale to a wide angle and cause the display device to display the surrounding image and the subject vehicle image.
H04N 7/18 - Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
B60R 1/23 - Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle with a predetermined field of view
G06V 20/58 - Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
A user equipment 100 to which a plurality of cell groups are configured by a base station 200, comprises the steps of: receiving a switching instruction for giving an instruction about switching of search space set groups (SSSGs) in serving cells belonging to any cell group of the plurality of cell groups from the base station 200; specifying a target cell group as a switching target of the SSSG from among the plurality of cell groups based on a cell identifier or a cell group identifier included in the switching instruction. The UE 100 is configured to simultaneously switch the SSSGs of all the serving cells in the specified target cell group in response to the reception of the switching instruction.
H04W 48/12 - Access restriction or access information delivery, e.g. discovery data delivery using downlink control channel
H04W 72/232 - Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling
A terminal includes: a receiving unit which receives a discontinuous reception parameter for a radio resource control (RRC) idle state and a discontinuous reception parameter for an RRC inactive state; and a control unit which controls a discontinuous reception operation in the RRC inactive state in accordance with the discontinuous reception parameter for the RRC idle state instead of the discontinuous reception parameter for the RRC inactive state.
A communication apparatus, comprises: a receiver configured to receive a radio resource control (RRC) message including information for configuring a cell group from a base station; a transmitter configured to transmit a scheduling request (SR); and a controller configured to control a condition related to monitoring of a physical downlink control channel (PDCCH) in each serving cell in the cell group based on the transmission of the SR or a trigger of the SR.
H04W 72/1263 - Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
H04W 72/232 - Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling
A control device includes a first circuitry that executes a process for communicating with another device, and a second circuitry that executes a reset of the first circuitry. The first circuitry executes an initial diagnosis which is a self-diagnosis immediately after activation of the first circuitry, and outputs a predetermined signal to the second circuitry when the first circuitry is determined to be normal in the initial diagnosis. The second circuitry prohibits a communication output caused by an operation of the first circuitry to the other device in at least a time period from a start of the reset of the first circuitry to a timing at which the predetermined signal is output from the first circuitry for the first time after the start of the reset. The second circuitry permits the communication output when confirming that the predetermined signal is output.
A control device includes a first circuitry that executes a predetermined process, a temperature sensor that detects a temperature of the first circuitry, and a second circuitry that controls activation and deactivation of the first circuitry based on the temperature detected by the temperature sensor. The second circuitry has a first threshold and a second threshold larger than the first threshold as thresholds related to the temperature detected by the temperature sensor. The second circuitry activates the first circuitry on condition that a temperature detection value that is a value of the temperature detected by the temperature sensor does not exceed the first threshold. The second circuitry deactivates the first circuitry after activation of the first circuitry on condition that the temperature detection value exceeds the second threshold.
H02H 5/04 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
G01K 3/00 - Thermometers giving results other than momentary value of temperature
88.
MANUFACTURING METHOD OF PROTON CONDUCTING MEMBRANE
A manufacturing method of a proton conducting membrane includes a pressing process, a hydrolyzing process, and a peeling process. In the pressing process, a resin film is brought into contact with at least one surface of an electrolyte resin material dissolved in polyphosphoric acid and pressure is applied to form the electrolyte resin material into a membrane shape. In the hydrolyzing process, the polyphosphoric acid is hydrolyzed and phosphorylated after the pressing process. In the peeling process, the resin film is peeled off from the electrolyte resin material having the membrane shape after the hydrolyzing process to obtain the proton conducting membrane made of the electrolyte resin material containing phosphoric acid. The resin film is made of a resin having an acidic substituent.
A wireless power supply system includes a plurality of power transmission units that receives and supplies power to a power receiving unit via the power transmission coil in a resonance state, and a switching control unit that switches a state of a first power transmission unit to a resonance state when the magnitude of the magnetic flux generated in a first power transmission coil of the first power transmission unit, which is one of the plurality of power transmission units, is greater than a predetermined threshold value, and switches to a non-resonance state when the magnitude is less than the threshold value. The threshold is set as a magnitude that exceeds the magnetic flux generated in the first power transmission coil due to coupling between the first power transmission coil and a second power transmission coil of a second power transmission unit, which is adjacent to first power transmission coil.
In a vehicle control device, a non-transitory computer-readable storage medium storing a vehicle control program, or a vehicle control system for controlling a controlled target, each of a plurality of output units is one output unit that is configured to transmit a command to a corresponding interface among a plurality of interfaces.
B60R 16/02 - 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
91.
IN-VEHICLE DEVICE AND METHOD FOR STARTING THE SAME
An in-vehicle device includes a first controller and a second controller. The first controller includes at least one physical core for executing a first unit related to control of hardware and a second unit related to provision of a service. The second controller starts the first controller in response to occurrence of a start trigger. The first controller starts the first unit, and then starts the second unit when the first controller is started by the second controller. The first unit and the second unit are restarted when an abnormality of the first unit is detected by the second controller or an abnormality of the second unit is detected by the first unit. The first unit, the second unit and the second controller are restarted when an abnormality of the second controller is detected by the second controller.
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
G07C 5/00 - Registering or indicating the working of vehicles
A housing is placed at an inside space of a case to be installed on a vehicle. The housing includes: a housing plate portion configured to contact a case plate portion of the case; and a receiving space located on one side of the housing plate portion which is opposite to the case plate portion. An electric motor is placed at the receiving space and is configured to output a torque. The housing includes a housing protrusion and a housing recess. The housing protrusion protrudes from a surface of the housing plate portion located on another side of the housing plate portion at which the case plate portion is placed, and the housing protrusion is configured to fit into a case recess of the case. The housing recess is recessed from another surface of the housing plate portion which is opposite to the housing protrusion.
A speed reducer includes a planetary gear, a first ring gear and a second ring gear. The planetary gear is a helical gear and has planetary gear teeth each of which is tilted relative to an axis of the planetary gear. The first ring gear is a spur gear and has first ring gear teeth which extend in parallel with an axis of the first ring gear and are configured to mesh with the planetary gear teeth. The second ring gear is a spur gear and has second ring gear teeth which extend in parallel with an axis of the second ring gear and are configured to mesh with the planetary gear teeth.
B60W 10/08 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
F16H 3/66 - Gearings having three or more central gears composed of a number of gear trains without drive passing from one train to another
F16H 57/08 - General details of gearing of gearings with members having orbital motion
A housing is placed at an inside space of a case to be installed on a vehicle. The housing includes: a housing plate portion configured to contact a case plate portion of the case; and a receiving space located on one side of the housing plate portion which is opposite to the case plate portion. An electric motor is placed at the receiving space and is configured to output a torque. The housing includes: a housing ventilation hole that extends through the housing plate portion and communicates between an outside space of the housing and the receiving space; and a breathable filter that is placed on a side of the housing ventilation hole, at which the case plate portion is placed, to cover the housing ventilation hole, while the breathable filter is configured to perm it a gas to pass through the breathable filter.
A communication apparatus comprises a transmitter configured to transmit a scheduling request (SR), and a controller configured to control a state related to monitoring of a physical downlink control channel (PDCCH) based on the transmission of the SR or a trigger of the SR.
A detector includes a measurement unit and a battery control unit. The measurement unit measures a measurement value indicating a battery state of a secondary battery. The battery control unit detects a sign of thermal runway in the secondary battery. The measurement unit determines whether a start-up signal is output based on the measurement value in a case where the battery control unit is in a sleep state, and outputs the start-up signal in a case where the start-up signal is output. The battery control unit starts by receiving the start-up signal from the measurement unit when the battery control unit is in the sleep state, executes arithmetic processing on the measurement value received from the measurement unit, and detects the sign of thermal runaway based on a calculated result of the arithmetic processing.
A fuel cell system includes: a fuel cell that generates power by being supplied with a reaction gas; an air pressure regulator that regulates an air pressure, which is a pressure of an oxidant gas passing through the fuel cell; and a control device that controls a power generation amount of the fuel cell. When the air pressure is higher than a predetermined high-pressure reference value while a required output to the fuel cell shows a decreasing tendency, the control device limits or delays a reduction in the power generation amount of the fuel cell in response to a decrease in the required output. Alternatively, when the air pressure is lower than a predetermined low-pressure reference value while the required output to the fuel cell shows an increasing tendency, the control device limits or delays an increase in the power generation amount of the fuel cell.
A contamination detection apparatus acquires distance-measurement point information from a laser radar apparatus that generates the distance-measurement point information that indicates a distance-measurement point distance to a distance measurement point and light reception intensity of detected laser light. The contamination detection apparatus acquires scattered light information that indicates scattered light intensity of scattered light from a scattered light sensor that detects scattered light generated by the laser light scattering inside the casing as a result of emission of the laser light by the laser radar apparatus. The contamination detection apparatus executes contamination detection that detects contamination of the optical window based on the scattered light intensity indicated by the scattered light information. The contamination detection apparatus prohibits execution of the contamination detection when the light reception intensity is equal to or greater than an intensity threshold set based on the distance-measurement point distance corresponding to the light reception intensity.
A fine section setting unit of a laser radar device sets, for a beat signal waveform indicating time change of a beat signal amplitude of an up beat signal, a plurality of fine sections within time ranges of the beat signal waveform. A fine section extraction unit extracts at least one fine section satisfying a preset extraction condition indicating that the beat signal amplitude in the fine section is high, from among the set plurality of fine sections. A peak detection unit subjects the beat signal in the extracted fine section to frequency analysis to calculate a fine section frequency spectrum and detect a peak frequency, which is a peak in the fine section frequency spectrum.
G01S 17/34 - Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
A power supply system includes: a power transmission circuit provided on the ground side; a high frequency generation circuit that supplies high-frequency electric power to the power transmission circuit; a measurement unit that measures a physical quantity corresponding to the degree of coupling between the power transmission circuit and a power reception circuit provided in a vehicle; and a control unit. When the degree of coupling is determined, based on the measured physical quantity, to be lower than a predetermined degree, the control unit sets the impedance of the power transmission circuit to a first impedance and thereby sets the power transmission circuit to a non-resonant state. In contrast, when the degree of coupling is determined to be not lower than the predetermined degree, the control unit sets the impedance of the power transmission circuit to a second impedance and thereby sets the power transmission circuit to a resonant state.
H02J 50/12 - Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
B60L 53/122 - Circuits or methods for driving the primary coil, i.e. supplying electric power to the coil
B60L 53/62 - Monitoring or controlling charging stations in response to charging parameters, e.g. current, voltage or electrical charge
H02J 50/90 - Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
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