IPC Classification

Class code (prefix) Descriptions Number of results
G05D 1/00 Control of position, course, altitude, or attitude of land, water, air, or space vehicles, e.g. automatic pilot
G05D 1/02 Control of position or course in two dimensions
G05D 1/03 Control of position or course in two dimensions using near-field transmission systems, e.g. inductive-loop type
G05D 1/04 Control of altitude or depth
G05D 1/06 Rate of change of altitude or depth
G05D 1/08 Control of attitude, i.e. control of roll, pitch, or yaw
G05D 1/10 Simultaneous control of position or course in three dimensions
G05D 1/12 Target-seeking control
G05D 1/20 Control system inputs
G05D 1/22 Command input arrangements
G05D 1/24 Arrangements for determining position or orientation
G05D 1/40 Control within particular dimensions
G05D 1/43 Control of position or course in two dimensions
G05D 1/46 Control of position or course in three dimensions
G05D 1/48 Control of altitude or depth
G05D 1/49 Control of attitude, i.e. control of roll, pitch or yaw
G05D 1/60 Intended control result
G05D 1/65 Following a desired speed profile
G05D 1/69 Coordinated control of the position or course of two or more vehicles
G05D 1/80 Arrangements for reacting to or preventing system or operator failure (handing over between remote control and on-board control, or handing over between remote control arrangements G05D 1/227)
G05D 1/81 Handing over between on-board automatic and on-board manual control
G05D 1/82 Limited authority control, e.g. enforcing a flight envelope (limitation of acceleration or structural stress G05D 1/83)
G05D 1/83 Limitation of acceleration or structural stress
G05D 1/85 Fail-safe operations, e.g. limp home mode
G05D 1/86 Monitoring the performance of the system, e.g. alarm or diagnosis modules
G05D 1/87 using redundant control arrangements
G05D 1/221 Remote-control arrangements
G05D 1/222 operated by humans
G05D 1/223 Command input arrangements on the remote controller, e.g. joysticks or touch screens
G05D 1/224 Output arrangements on the remote controller, e.g. displays, haptics or speakers
G05D 1/225 operated by off-board computers
G05D 1/226 Communication links with the remote-control arrangements
G05D 1/227 Handing over between remote control and on-board control; Handing over between remote control arrangements
G05D 1/228 Command input arrangements located on-board unmanned vehicles
G05D 1/229 Command input data, e.g. waypoints
G05D 1/241 Means for detecting physical contact, e.g. touch sensors or bump sensors
G05D 1/242 Means based on the reflection of waves generated by the vehicle (using passive navigation aids external to the vehicle G05D 1/244;using signals provided by artificial sources external to the vehicle G05D 1/247)
G05D 1/243 Means capturing signals occurring naturally from the environment, e.g. ambient optical, acoustic, gravitational or magnetic signals (using passive navigation aids external to the vehicle G05D 1/244;using signals from positioning sensors located off-board the vehicle G05D 1/249)
G05D 1/244 using passive navigation aids external to the vehicle, e.g. markers, reflectors or magnetic means
G05D 1/245 using dead reckoning
G05D 1/246 using environment maps, e.g. simultaneous localisation and mapping [SLAM]
G05D 1/247 using signals provided by artificial sources external to the vehicle, e.g. navigation beacons
G05D 1/248 generated by satellites, e.g. GPS
G05D 1/249 from positioning sensors located off-board the vehicle, e.g. from cameras
G05D 1/435 resulting in a change of level, e.g. negotiating lifts or stairs
G05D 1/437 for aircraft during their ground movement
G05D 1/461 for unpowered vehicles, e.g. gliders or parachutes
G05D 1/467 for movement inside a confined volume, e.g. indoor flying
G05D 1/485 Control of rate of change of altitude or depth
G05D 1/495 to ensure stability
G05D 1/606 Compensating for or utilising external environmental conditions, e.g. wind or water currents (station keeping G05D 1/611)
G05D 1/611 Station keeping, e.g. for hovering or dynamic anchoring
G05D 1/617 Safety or protection, e.g. defining protection zones around obstacles or avoiding hazards (arrangements for controlling the position or course of two or more vehicles for avoiding collisions therebetween G05D 1/693;arrangements for reacting to or preventing system or operator failure G05D 1/80)
G05D 1/622 Obstacle avoidance (predicting or avoiding probable or impending collision of road vehicles B60W 30/08)
G05D 1/628 following the obstacle profile, e.g. a wall or undulated terrain
G05D 1/633 Dynamic obstacles
G05D 1/639 Resolving or avoiding being stuck or obstructed
G05D 1/644 Optimisation of travel parameters, e.g. of energy consumption, journey time or distance
G05D 1/646 Following a predefined trajectory, e.g. a line marked on the floor or a flight path
G05D 1/648 Performing a task within a working area or space, e.g. cleaning
G05D 1/652 Take-off (delivering or retrieving payloads G05D 1/667)
G05D 1/654 Landing (docking at a base station G05D 1/661)
G05D 1/656 Interaction with payloads or external entities
G05D 1/661 Docking at a base station (delivering or retrieving payloads G05D 1/667)
G05D 1/667 Delivering or retrieving payloads
G05D 1/672 Positioning of towed, pushed or suspended implements, e.g. ploughs
G05D 1/678 for tethered vehicles (positioning towed, pushed or suspended implements G05D 1/672)
G05D 1/683 Intercepting moving targets (docking at a base station G05D 1/661)
G05D 1/686 Maintaining a relative position with respect to moving targets, e.g. following animals or humans (for pointing payloads towards targets G05D 1/689; involving controlling the position or course of two or more vehicles G05D 1/69)
G05D 1/689 Pointing payloads towards fixed or moving targets (positioning towed, pushed or suspended implements G05D 1/672)
G05D 1/692 involving a plurality of disparate vehicles
G05D 1/693 for avoiding collisions between vehicles
G05D 1/695 for maintaining a fixed relative position of the vehicles, e.g. for convoy travelling or formation flight
G05D 1/697 for rendezvous of two or more vehicles, e.g. for in-flight refuelling (docking at a base station G05D 1/661)
G05D 1/698 Control allocation
G05D 1/2285 using voice or gesture commands
G05D 3/00 Control of position or direction
G05D 3/10 Control of position or direction without using feedback
G05D 3/12 Control of position or direction using feedback
G05D 3/14 Control of position or direction using feedback using an analogue comparing device
G05D 3/16 Control of position or direction using feedback using an analogue comparing device whose output amplitude can only take a number of discrete values
G05D 3/18 Control of position or direction using feedback using an analogue comparing device delivering a series of pulses
G05D 3/20 Control of position or direction using feedback using a digital comparing device
G05D 5/00 Control of dimensions of material
G05D 5/02 Control of dimensions of material of thickness, e.g. of rolled material
G05D 5/03 Control of dimensions of material of thickness, e.g. of rolled material characterised by the use of electric means
G05D 5/04 Control of dimensions of material of the size of items, e.g. of particles
G05D 5/06 Control of dimensions of material of the size of items, e.g. of particles characterised by the use of electric means
G05D 7/00 Control of flow
G05D 7/01 Control of flow without auxiliary power
G05D 7/03 Control of flow with auxiliary non-electric power
G05D 7/06 Control of flow characterised by the use of electric means
G05D 9/00 Level control, e.g. controlling quantity of material stored in vessel
G05D 9/02 Level control, e.g. controlling quantity of material stored in vessel without auxiliary power
G05D 9/04 Level control, e.g. controlling quantity of material stored in vessel with auxiliary non-electric power
G05D 9/12 Level control, e.g. controlling quantity of material stored in vessel characterised by the use of electric means
G05D 11/00 Control of flow ratio
G05D 11/02 Controlling ratio of two or more flows of fluid or fluent material
G05D 11/03 Controlling ratio of two or more flows of fluid or fluent material without auxiliary power
G05D 11/04 Controlling ratio of two or more flows of fluid or fluent material with auxiliary non-electric power by sensing weight of individual components, e.g. gravimetric procedure
G05D 11/06 Controlling ratio of two or more flows of fluid or fluent material with auxiliary non-electric power by sensing density of mixture, e.g. using aerometer
G05D 11/08 Controlling ratio of two or more flows of fluid or fluent material with auxiliary non-electric power by sensing concentration of mixture, e.g. by measuring pH-value
G05D 11/10 Controlling ratio of two or more flows of fluid or fluent material with auxiliary non-electric power by sensing concentration of mixture, e.g. by measuring pH-value by sensing moisture of non-aqueous liquids
G05D 11/12 Controlling ratio of two or more flows of fluid or fluent material with auxiliary non-electric power by sensing viscosity of mixture
G05D 11/13 Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means
G05D 11/16 Controlling mixing ratio of fluids having different temperatures, e.g. by sensing the temperature of a mixture of fluids having different viscosities
G05D 11/035 Controlling ratio of two or more flows of fluid or fluent material with auxiliary non-electric power
G05D 13/00 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover
G05D 13/02 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover - Details
G05D 13/04 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover - Details providing for emergency tripping of an engine in case of exceeding maximum speed
G05D 13/06 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover - Details providing for damping of erratic vibrations in governors
G05D 13/08 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover without auxiliary power
G05D 13/10 Centrifugal governors with fly-weights
G05D 13/12 Centrifugal governors with fly-weights - Details
G05D 13/14 Fly-weights; Mountings thereof; Adjusting equipment for limits, e.g. temporarily
G05D 13/16 Risers; Transmission gear therefor; Restoring mechanisms therefor
G05D 13/18 Centrifugal governors with fly-weights counterbalanced by spider springs acting immediately upon the fly-weights
G05D 13/20 Centrifugal governors with fly-weights counterbalanced by spider springs acting upon the articulated riser
G05D 13/22 Centrifugal governors with fly-weights counterbalanced by fluid pressure acting upon the articulated riser
G05D 13/24 Centrifugal governors with fly-weights counterbalanced by two or more different appliances acting simultaneously upon the riser, e.g. with both spring force and fluid pressure or with both spring force and electromagnetic force
G05D 13/26 Centrifugal governors with fly-weights with provision for modulating the degree of non-uniformity of speed
G05D 13/28 Centrifugal governors with fly-weights with provision for performing braking effects in case of increased speed
G05D 13/30 Governors characterised by fluid features in which the speed of a shaft is converted into fluid pressure
G05D 13/32 Governors characterised by fluid features in which the speed of a shaft is converted into fluid pressure using a pump
G05D 13/34 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover with auxiliary non-electric power
G05D 13/36 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover with auxiliary non-electric power using regulating devices with proportional band, i.e. P. regulating devices
G05D 13/38 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover with auxiliary non-electric power using regulating devices with proportional band, i.e. P. regulating devices involving centrifugal governors of fly-weight type
G05D 13/40 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover with auxiliary non-electric power using regulating devices with proportional band, i.e. P. regulating devices involving centrifugal governors of pump type
G05D 13/42 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover with auxiliary non-electric power using regulating devices with proportional band, i.e. P. regulating devices involving fluid governors of flow-controller type, i.e. the width of liquid flow being controlled by fly-weights
G05D 13/44 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover with auxiliary non-electric power using regulating devices with proportional band, i.e. P. regulating devices involving fluid governors of jet type
G05D 13/46 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover with auxiliary non-electric power using regulating devices with proportional band and integral action, i.e. P.I. regulating devices
G05D 13/48 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover with auxiliary non-electric power using regulating devices with proportional band and integral action, i.e. P.I. regulating devices involving resilient restoring mechanisms
G05D 13/50 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover with auxiliary non-electric power using regulating devices with proportional band and integral action, i.e. P.I. regulating devices involving connecting means for superimposing a proportional regulating device and an integral regulating device
G05D 13/52 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover with auxiliary non-electric power using regulating devices with proportional band and derivative action, i.e. P.D. regulating devices
G05D 13/54 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover with auxiliary non-electric power using regulating devices with proportional band and derivative action, i.e. P.D. regulating devices involving centrifugal governors of fly-weight type exerting an acceleratory effect
G05D 13/56 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover with auxiliary non-electric power using regulating devices with proportional band and derivative action, i.e. P.D. regulating devices involving restoring mechanisms exerting a delay effect
G05D 13/58 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover with auxiliary non-electric power using regulating devices with proportional band and derivative action, i.e. P.D. regulating devices involving means for connecting a speed- regulating device and an acceleration- regulating device
G05D 13/60 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover with auxiliary non-electric power using regulating devices with proportional band, derivative, and integral action, i.e. P.I.D. regulating devices
G05D 13/62 Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover characterised by the use of electric means, e.g. use of a tachometric dynamo, use of a transducer converting an electric value into a displacement
G05D 13/64 Compensating the speed difference between engines meshing by a differential gearing or the speed difference between a controlling shaft and a controlled shaft
G05D 13/66 Governor units providing for co-operation with control dependent upon a variable other than speed
G05D 15/00 Control of mechanical force or stress; Control of mechanical pressure
G05D 15/01 Control of mechanical force or stress; Control of mechanical pressure characterised by the use of electric means
G05D 16/00 Control of fluid pressure
G05D 16/02 Modifications to reduce the effects of instability, e.g. due to vibrations, friction, abnormal temperature, overloading or unbalance
G05D 16/04 Control of fluid pressure without auxiliary power
G05D 16/06 Control of fluid pressure without auxiliary power the sensing element being a flexible member yielding to pressure, e.g. diaphragm, bellows, capsule
G05D 16/08 Control of liquid pressure
G05D 16/10 Control of fluid pressure without auxiliary power the sensing element being a piston or plunger
G05D 16/12 Control of fluid pressure without auxiliary power the sensing element being a float
G05D 16/14 Control of fluid pressure with auxiliary non-electric power
G05D 16/16 Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid
G05D 16/18 Control of fluid pressure with auxiliary non-electric power derived from an external source
G05D 16/20 Control of fluid pressure characterised by the use of electric means
G05D 17/00 Control of torque; Control of mechanical power
G05D 17/02 Control of torque; Control of mechanical power characterised by the use of electric means
G05D 19/00 Control of mechanical oscillations, e.g. of amplitude, of frequency, of phase
G05D 19/02 Control of mechanical oscillations, e.g. of amplitude, of frequency, of phase characterised by the use of electric means
G05D 21/00 Control of chemical or physico-chemical variables, e.g. pH-value
G05D 21/02 Control of chemical or physico-chemical variables, e.g. pH-value characterised by the use of electric means
G05D 22/00 Control of humidity
G05D 22/02 Control of humidity characterised by the use of electric means
G05D 23/00 Control of temperature
G05D 23/01 Control of temperature without auxiliary power
G05D 23/02 Control of temperature without auxiliary power with sensing element expanding and contracting in response to changes of temperature
G05D 23/08 Control of temperature without auxiliary power with sensing element expanding and contracting in response to changes of temperature with bimetallic element
G05D 23/10 Control of temperature without auxiliary power with sensing element expanding and contracting in response to changes of temperature with bimetallic element with snap-action elements
G05D 23/12 Control of temperature without auxiliary power with sensing element responsive to pressure or volume changes in a confined fluid
G05D 23/13 Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures
G05D 23/19 Control of temperature characterised by the use of electric means
G05D 23/20 Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
G05D 23/22 Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element being a thermocouple
G05D 23/24 Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. thermistor
G05D 23/26 Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a permeability varying with temperature
G05D 23/27 Control of temperature characterised by the use of electric means with sensing element responsive to radiation
G05D 23/30 Automatic controllers with an auxiliary heating device affecting the sensing element, e.g. for anticipating change of temperature
G05D 23/32 Automatic controllers with an auxiliary heating device affecting the sensing element, e.g. for anticipating change of temperature with provision for adjustment of the effect of the auxiliary heating device, e.g. as a function of time
G05D 23/185 Control of temperature with auxiliary non-electric power
G05D 23/275 Control of temperature characterised by the use of electric means with sensing element expanding, contracting, or fusing in response to changes of temperature
G05D 24/00 Control of viscosity
G05D 24/02 Control of viscosity characterised by the use of electric means
G05D 25/00 Control of light, e.g. intensity, colour or phase
G05D 25/02 Control of light, e.g. intensity, colour or phase characterised by the use of electric means
G05D 27/00 Simultaneous control of variables covered by two or more of main groups
G05D 27/02 Simultaneous control of variables covered by two or more of main groups characterised by the use of electric means
G05D 29/00 Simultaneous control of electric and non-electric variables
G05D 99/00 Subject matter not provided for in other groups of this subclass
G05D 101/00 Details of software or hardware architectures used for the control of position
G05D 101/10 using artificial intelligence [AI] techniques
G05D 101/15 using machine learning, e.g. neural networks
G05D 101/20 using external object recognition
G05D 103/00 Adaptations for complying with regulatory restraints on the operations of the controlled vehicles, e.g. compliance with airspace or traffic regulations
G05D 105/00 Specific applications of the controlled vehicles
G05D 105/05 for soil shifting, building, civil engineering or mining, e.g. excavators
G05D 105/10 for cleaning, vacuuming or polishing
G05D 105/15 for harvesting, sowing or mowing in agriculture or forestry
G05D 105/20 for transportation
G05D 105/22 of humans
G05D 105/28 of freight
G05D 105/30 for social or care-giving applications
G05D 105/35 for combat
G05D 105/40 for communications, e.g. wireless network relays
G05D 105/45 for manufacturing, maintenance or repairing
G05D 105/50 for animal husbandry or control, e.g. catching, trapping or scaring of animals
G05D 105/55 for emergency activities, e.g. search and rescue, traffic accidents or fire fighting
G05D 105/60 for sport or gaming activities
G05D 105/65 for shows or performances
G05D 105/70 for displaying or announcing information
G05D 105/80 for information gathering, e.g. for academic research
G05D 105/85 for patrolling or reconnaissance for police, security or military applications
G05D 107/00 Specific environments of the controlled vehicles
G05D 107/10 Outdoor regulated spaces
G05D 107/13 Spaces reserved for vehicle traffic, e.g. roads, regulated airspace or regulated waters
G05D 107/17 Spaces with priority for humans, e.g. populated areas, pedestrian ways, parks or beaches
G05D 107/20 Land use
G05D 107/30 Off-road
G05D 107/40 Indoor domestic environment
G05D 107/50 Confined spaces, e.g. tanks, pipelines, tunnels or containers
G05D 107/60 Open buildings, e.g. offices, hospitals, shopping areas or universities
G05D 107/70 Industrial sites, e.g. warehouses or factories
G05D 107/80 Transportation hubs
G05D 107/90 Building sites; Civil engineering
G05D 109/00 Types of controlled vehicles
G05D 109/10 Land vehicles
G05D 109/12 with legs
G05D 109/15 Climbing vehicles
G05D 109/18 Holonomic vehicles, e.g. with omni wheels
G05D 109/20 Aircraft, e.g. drones
G05D 109/22 with fixed wings
G05D 109/25 Rotorcrafts
G05D 109/28 Missiles
G05D 109/30 Water vehicles
G05D 109/40 Space vehicles
G05D 109/50 Vehicles specially adapted for two or more of space, air, land or water environments, e.g. amphibious vehicles
G05D 111/00 Details of signals used for control of position, course, altitude or attitude of land, water, air or space vehicles
G05D 111/10 Optical signals
G05D 111/20 Acoustic signals, e.g. ultrasonic signals
G05D 111/30 Radio signals
G05D 111/40 Inductive-loop type signals
G05D 111/50 Internal signals, i.e. from sensors located in the vehicle, e.g. from compasses or angular sensors
G05D 111/60 Combination of two or more signals
G05D 111/63 of the same type, e.g. stereovision or optical flow
G05D 111/67 Sensor fusion