WO2023237287A1 - Agencement d'aide à la conduite pour un véhicule, en particulier un véhicule utilitaire, véhicule, procédé d'aide à la conduite pour un véhicule et programme d'ordinateur - Google Patents

Agencement d'aide à la conduite pour un véhicule, en particulier un véhicule utilitaire, véhicule, procédé d'aide à la conduite pour un véhicule et programme d'ordinateur Download PDF

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Publication number
WO2023237287A1
WO2023237287A1 PCT/EP2023/062779 EP2023062779W WO2023237287A1 WO 2023237287 A1 WO2023237287 A1 WO 2023237287A1 EP 2023062779 W EP2023062779 W EP 2023062779W WO 2023237287 A1 WO2023237287 A1 WO 2023237287A1
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WO
WIPO (PCT)
Prior art keywords
vehicle
information
driver assistance
sensor device
slope
Prior art date
Application number
PCT/EP2023/062779
Other languages
English (en)
Inventor
Venkata Sruthi Bommu
Bhautik Patel
Adheenthran PAUL PANDIAN
Original Assignee
Zf Cv Systems Global Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zf Cv Systems Global Gmbh filed Critical Zf Cv Systems Global Gmbh
Publication of WO2023237287A1 publication Critical patent/WO2023237287A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—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
    • B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
    • B60W40/02—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to ambient conditions
    • B60W40/06—Road conditions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—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
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/14—Adaptive cruise control
    • B60W30/143—Speed control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—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
    • B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
    • B60W40/02—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to ambient conditions
    • B60W40/06—Road conditions
    • B60W40/076—Slope angle of the road
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—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
    • B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W50/08—Interaction between the driver and the control system
    • B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—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
    • B60W2420/00—Indexing codes relating to the type of sensors based on the principle of their operation
    • B60W2420/40—Photo, light or radio wave sensitive means, e.g. infrared sensors
    • B60W2420/403—Image sensing, e.g. optical camera
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—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
    • B60W2420/00—Indexing codes relating to the type of sensors based on the principle of their operation
    • B60W2420/40—Photo, light or radio wave sensitive means, e.g. infrared sensors
    • B60W2420/408—Radar; Laser, e.g. lidar
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—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
    • B60W2420/00—Indexing codes relating to the type of sensors based on the principle of their operation
    • B60W2420/54—Audio sensitive means, e.g. ultrasound
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—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
    • B60W2552/00—Input parameters relating to infrastructure
    • B60W2552/30—Road curve radius

Definitions

  • a driver assistance arrangement for a vehicle in particular a utility vehicle, a vehicle, a driver assistance method for a vehicle, and a computer program
  • the present invention relates to a driver assistance arrangement for a vehicle, in particular a utility vehicle, wherein the vehicle, in particular utility vehicle, is adapted to drive on a road surface, and the vehicle, in particular utility vehicle, comprises a principal locomotion direction.
  • the present invention further relates to a vehicle, in particular a utility vehicle, to a driver assistance method for a vehicle, in particular a utility vehicle, wherein the vehicle, in particular utility vehicle, is adapted to drive on a road surface and comprises a principal locomotion direction, and to a computer program.
  • ADAS Advanced driver assistance systems
  • ADAS for vehicles, in particular utility vehicles
  • ADAS evaluates sensor data of a vehicle sensor to perform an automated driving function and/or driving assistance.
  • An example of an ADAS according to the prior art is based on a radar system.
  • a radar system is incapable of detecting lanes or traffic signs, of recognizing color and/or of detecting a slope.
  • Such systems are typically cost-intensive and not retrofittable.
  • US 2010/114445 A1 discloses driving assistance method for a motor vehicle, wherein the method comprises the steps of detecting an obstacle located in proximity to the motor vehicle, calculating the slope of a road on which the motor vehicle is capable of travelling, determining, depending on the calculated slope of the road, a speed limit beyond which the motor vehicle will strike the obstacle, and if an obstacle is detected, automatically reducing the speed of the motor vehicle if this is greater than the speed limit.
  • the obstacle is detected by means of ultrasonic detection sensors.
  • EP 3032458 A2 discloses a driver assistance apparatus with a stereo camera configured to acquire stereo images of a view ahead of a vehicle, and a processor configured to generate a depth map based on the acquired stereo images and to determine whether a road segment that is within the view ahead of the vehicle is an uphill road segment or a downhill road segment based on the generated depth map.
  • Collision avoidance is a typical application of an ADAS.
  • the ADAS outputs a driver warning and/or an override signal to avoid a collision.
  • This is particularly demanding at a road curve in particular in combination with a slope, e.g., at a section of a road with a blind spot, at a steep gradient, at a single lane mountain road and/or at a ghat road.
  • typically such a system cannot reliably recognize steep gradients, sharp turns, single lane mountain roads and/or ghat roads, at which the visibility is restricted. This may lead to an inability to perform an automated driving function to assist the driver.
  • driver assistance may improve one or more of the aforementioned aspects and that is cost-effective, reliable and optionally retrofittable.
  • a driver assistance arrangement for a vehicle in particular a utility vehicle
  • the vehicle, in particular utility vehicle is adapted to drive on a road surface
  • the vehicle, in particular utility vehicle comprises a principal locomotion direction.
  • the driver assistance arrangement comprises a data processing device, an image sensor device and a proximity sensor device, wherein the image sensor device is adapted to acquire image data in a surrounding of the vehicle, in particular utility vehicle, in the principal locomotion direction, the proximity sensor device is adapted to acquire proximity data relating to a distance between the proximity sensor device and the road surface in the principal locomotion direction, the data processing device is adapted to obtain guiding information from the image data and to obtain slope information from the proximity data, and wherein the data processing device is adapted to obtain a vehicle control information based on the combination of the guiding information and the slope information.
  • the vehicle in particular utility vehicle, is referred to as vehicle.
  • the vehicle comprises the principal locomotion direction which is a forward direction and/or longitudinal direction of the vehicle.
  • the vehicle is adapted to drive on a road, wherein the road comprises the road surface.
  • the road surface and the vehicle contact each other, and the contact between the road surface and the vehicle enables the vehicle to change a travel direction, to accelerate and/or to decelerate.
  • the road and thus the road surface may comprise a curve. Additionally or alternatively, the road and the road surface may comprise a slope, i.e., an inclination that might be considered as an ascent and/or a descent in the principal locomotion direction.
  • the slope of the road may change and/or may differ locally.
  • Each of the image sensor device and the proximity sensor device is arranged to acquire data of the surrounding of the vehicle in the principal locomotion direction, i.e., in front of the vehicle.
  • the data processing device obtains guiding information from the image data.
  • the guiding information may be used to assist the driver in the lateral control of the vehicle, e.g., to guide the vehicle in a curve of the road and/or to control the vehicle to drive along the curve.
  • the proximity sensor device is used for slope detection.
  • the proximity sensor device measures the distance between the proximity sensor device and the road surface, i.e., the proximity sensor device may comprise a measuring axis which may be tilted towards the road with respect to a horizontal.
  • the data processing device evaluates the proximity data, e.g., by comparing different distances between the proximity sensor device and the road surface, to obtain the slope information.
  • the data processing device is adapted to receive the image data and the proximity data und to obtain the guiding information and the slope information therefrom, respectively.
  • the data processing device is further adapted to obtain the vehicle control information.
  • the vehicle control information may assist the driver.
  • the data processing device evaluates the guiding information being obtained from the image data and the slope information being obtained from the proximity information in a combined manner.
  • the data processing device combines guiding information and slope information. This enables the data processing device to obtain vehicle control information so that a kinematically feasible path for the vehicle may be determined and a respective automatic driving function may be performed.
  • the combination of the proximity sensor device and the image sensor device is cost- effective, reliable and retrofittable.
  • the driver assistance arrangement may warn a driver of the vehicle regarding a sharp turn, a road curve, an obstruction, an oncoming vehicle, etc. so that the driver may be made aware of potentially unsafe situations, and/or to perform an automated driver assistance function, e.g., to take corrective maneuvers.
  • the driver assistance system may identify a steep cut road surface, a fill slope and/or a road pit in a foggy or cloudy area, e.g., where the visibility of the lane is restricted and/or during lane change.
  • the driver assistance system may reduce the workload of the driver even under difficult weather and/or visibility conditions. This may enable vehicle operation with enhanced reliability when traversing rough terrain.
  • the guiding information comprises lane information and the lane information comprises a curvature information relating to the curvature of a road in the principal locomotion direction.
  • the road comprises the road surface to which the distance to the proximity sensor device is measured.
  • the image sensor device may be used for lane detection and/or warning sign detection which may indicate a curve.
  • Lane detection may enable a precise estimation of the road curvature.
  • Traffic sign detection may enable an efficient estimation of a direction and/or sharpness of a curve.
  • the image data may be used for a lateral control function of the driving assistance system to guide the vehicle at an intended lane.
  • the vehicle control information comprises an operating speed profile, wherein the operating speed profile comprises a target vehicle speed in dependence on the combination of the guiding information and the slope information.
  • the slope information and guiding information combination data makes it possible to predict reliably an optionally continuous operating speed profile at each point along a curved and/or an inclined road.
  • the target vehicle speed is a kinematically feasible limit vehicle velocity.
  • the target vehicle speed depends on an optionally spatially resolved combination of the slope information and the guiding information for the curved and/or inclined road.
  • the image sensor device is adapted to acquire infra-red image data.
  • the acquisition of infra-red image data may achieve a reliable image data acquisition during night and daytime and/or under difficult visibility conditions, such as fog and/or snow.
  • the driver assistance arrangement may comprise an infra-red light sensing device to acquire infra-red image data.
  • the driver assistance arrangement may comprise an infra-red light source to further enhance the acquisition of infra-red image data.
  • the driver assistance arrangement comprises a gyroscope adapted to detect vehicle inclination information.
  • the gyroscope is a device for measuring an orientation and/or angular velocity of the vehicle. This may enable the driver assistance arrangement to further enhance the detection of a slope and/or to differentiate between a slope change, i.e., a local slope difference, and an overall slope, i.e., the slope of the road with respect to a specific run and/or slope length being optionally larger than a vehicle length.
  • the data processing device is adapted to obtain the vehicle control information in dependence on the vehicle inclination information. This may provide a more reliable vehicle control information at a sloped road. Therein, the drivability of the road may be limited by the slope change, since the slope change needs to be smaller than an angle of approach, which is the largest angle that the vehicle may climb from the road surface without interference.
  • the data processing device is adapted to obtain a stability control signal based on the slope information.
  • the slope may limit and/or require an application of a specific torque between the wheels of the vehicle and the road surface.
  • the stability of the vehicle may be improved by applying a torque within a specific torque range.
  • the stability control signal may inform the driver regarding the torque being in or outside the range and/or assist the driver to control the vehicle accordingly.
  • the vehicle control information comprises a warning signal.
  • This embodiment is particularly effective to retrofit, i.e., to install the driver assistance arrangement in and/or at an existing vehicle to improve the driving assistance capability of the vehicle.
  • the warning signal may comprise a visual and/or an acoustic signal.
  • the vehicle control information comprises an override signal to override a driver input signal. This embodiment may directly assist the driver in controlling the vehicle.
  • a vehicle in particular a utility vehicle
  • the vehicle comprises the driver assistance arrangement described herein.
  • the driver assistance arrangement comprises a preferred and/or optional feature as described herein to achieve a technical effect associated therewith.
  • a driver assistance method for a vehicle for a utility vehicle
  • the vehicle, in particular utility vehicle is adapted to drive on a road surface
  • the vehicle, in particular utility vehicle comprises a principal locomotion direction.
  • the method comprises the steps: acquiring image data in a surrounding of the vehicle, in particular utility vehicle, in the principal locomotion direction; acquiring proximity data relating to a distance between a proximity sensor device of the vehicle, in particular utility vehicle, and the road surface in the principal locomotion direction; obtaining guiding information from the image data; obtaining slope information from the proximity data; and obtaining a vehicle control information based on the combination of the guiding information and the slope information.
  • the driver assistance method comprises a preferred and/or optional method step analogous to the feature as described herein to achieve a technical effect associated therewith.
  • a computer program comprises instructions which, when the program is executed by a controller, causes the controller to carry out the method according to the invention.
  • the computer program comprises instructions, when the program is executed by a controller, causes the controller to carry out a preferred and/or optional methods step as descried herein to achieve technical effects associated therewith. Further advantages and technical features and their technical effects are disclosed in the figures and the description thereof.
  • Fig. 1 a schematic of a vehicle, in particular a utility vehicle, comprising a driver assistance arrangement according to an embodiment of the invention
  • Fig. 2 a schematic of a vehicle, in particular a utility vehicle, according to an embodiment of the invention
  • Fig. 3 a schematic of a driver assistance arrangement according to an embodiment of the invention.
  • Fig. 4 a schematic of a driver assistance method according to an embodiment of the invention.
  • FIG 1 shows a schematic of a vehicle 200a, in particular a utility vehicle 200b, comprising a driver assistance arrangement 100 according to an embodiment of the invention.
  • vehicle 200a in particular utility vehicle 200b
  • the driver assistance arrangement 100 is an arrangement for a vehicle 200a, 200b as is further explained with reference to Figures 2 and 3.
  • the vehicle 200a, 200b comprises a principal locomotion direction L, i.e., a forward direction.
  • the vehicle 200a, 200b is adapted to drive on a road surface 150 of a road 152.
  • the road 152 comprises a first slope 153 and a second slope 154, each of which is indicated by a triangle with a dashed line.
  • the first slope 153 is different from the second slope 154.
  • the road 152 comprises a slope change 155 between the first slope 153 and the second slope 154.
  • the road 152 comprises a curve (not indicated) with a curvature 151 (indicated schematically only).
  • the driver assistance arrangement 100 comprises a data processing device 110, an image sensor device 120, a proximity sensor device 130 and a gyroscope 140.
  • the image sensor device 120 is adapted to acquire image data 121 in a surrounding sensor device 120 is adapted to acquire infra-red image data 121 a.
  • the image sensor device 120 and the data processing device 1 10 are connected to each other so that the data processing device 1 10 may receive the image data 121 , 121 a to further process the image data 121 , 121 a for obtaining guiding information 1 1 1.
  • the proximity sensor device 130 is adapted to acquire proximity data 131 relating to a distance D between the proximity sensor device 130 and the road surface 150 in the principal locomotion direction L.
  • the proximity sensor device 130 and the data processing device 1 10 are connected to each other so that the data processing device may receive the proximity data 131 to further process the proximity data 131 for obtaining slope information 1 12.
  • the slope information 1 12 may relate to the first slope 153, to the second slope 154, to the difference between the first slope 153 and the second slope 154 and/or to the slope change 155.
  • the gyroscope 140 is adapted to detect vehicle inclination information 141 .
  • the gyroscope 140 and the data processing device 1 10 are connected to each other so that the data processing device 1 10 may receive the vehicle inclination information 141 to further process the vehicle inclination information 141 .
  • the vehicle inclination information 141 may relate to the inclination of the vehicle 200a, 200b with respect to a horizontal.
  • the vehicle inclination information 141 may relate to the first slope 153 and/or the second slope 154.
  • the data processing device 110 is adapted to obtain a vehicle control information 1 15 based on the combination of the guiding information 1 1 1 , the slope information 1 12, and the vehicle inclination information 141 as explained with reference to Figure 3.
  • the data processing device 110 may be a dedicated device for the driver assistance arrangement 100 so that the driver assistance arrangement 100 may be retrofittable. Alternatively or additionally, the data processing device 110 may be an electronic control unit, ECU, of the vehicle 200a, 200b.
  • ECU electronice control unit
  • the data processing device 1 10 may be coupleable, e.g., via a wireless communication protocol, to a user terminal device and/or to a navigation device (not shown). Further alternatively, the data processing device 1 10 may include a navigation device. The data processing device 1 10 may receive from the user terminal device and/or the navigation device, map data. The map data may comprise information relating to the road 152 and/or the road surface 150. The data processing device 1 10 may obtain guiding information 1 1 1 and/or lane information 1 13 from the map data. The map data may comprise slope information 1 12, e.g., the map data may comprise a topographic map and/or contour lines.
  • the map data may be used to obtain the vehicle control information 1 15, e.g., by using the map data for a plausibility assessment regarding the guiding information 1 1 1 as being obtained from the image data 121 and the slope information 1 12 as being obtained from the proximity data 131 , or vice versa.
  • the map data may complement guiding information 11 1 and/or slope information 1 12 if the guiding information 1 1 1 and/or the slope information 112 may not be acquirable by the driver assistance arrangement 100.
  • receiving and evaluating map data is optional and might be dispensed with.
  • Figure 2 shows a schematic of a vehicle 200a, 200b.
  • the vehicle 200a, 200b comprises the driver assistance arrangement 100 as described with reference to Figures 1 and 3.
  • Figure 2 shows three different views of the vehicle 200a, 200b ( Figures 2 (A), 2 (B) and 2 (C)).
  • Figure 2 (A) the vehicle 200a, 200b is shown in a front view.
  • the principal locomotion direction L (not indicated) is oriented perpendicular to and out of the drawing plane.
  • Figure 2 (A) indicates the arrangement of the image sensor device 120 and the proximity sensor device 130.1 , 130.2.
  • the image sensor device 120 is arranged at and orientated to a front of the vehicle 200a, 200b and below a windshield 210 of the vehicle 200a, 200b.
  • a field of view of a driver may overlap with a sensing field of the image sensor device 120.
  • the proximity sensor device 130 comprises two distinct proximity sensor device members 130.1 , 130.2.
  • the proximity sensor device members 130.1 , 130.2 are arranged at and orientated to a front of the vehicle 200a, 200b.
  • the proximity sensor device members 130.1 , 130.2 are arranged at different heights as further explained with reference to Figures 2 (B) and 2 (C).
  • the proximity device member 130.1 is arranged below the windshield 210 at a first height H.1 .
  • the proximity device member 130.1 comprises a first measuring axis 132.1 as indicated by the dotted line.
  • the first measuring axis 132.1 is tilted with respect to a horizontal and/or to the principal locomotion direction L towards the road surface 150.
  • the proximity device member 130.1 measures a first distance D.1 between the proximity device member 130.1 and the road surface 150.
  • the proximity device member 130.2 is arranged above the windshield 210 at a second height H.2.
  • the proximity device member 130.2 comprises a second measuring axis 132.2 as indicated by the dotted line.
  • the second measuring axis 132.2 is tilted with respect to a horizontal and/or to the principal locomotion direction L towards the road surface 150.
  • the proximity device member 130.2 measures a second distance D.2 between the proximity device member 130.2 and the road surface 150.
  • the data processing device 110 may receive the proximity data 131 from each of the proximity device members 130.1 , 130.2 and compare the proximity data 131 of each of the proximity device members 130.1 , 130.2 with each other to obtain the slope information 112.
  • FIG 3 shows a schematic of a driver assistance arrangement 100.
  • the driver assistance arrangement 100 is the driver assistance arrangement 100 as described with reference to Figures 1 and 2.
  • the image sensor device 120 is connected to the data processing device 110 to transmit image data 121 from the image sensor device 120 to the processing device 110.
  • the image sensor device 120 is adapted to obtain raw image data.
  • the raw image data which is obtained by the image sensor device 120 is processed by a lane detector 123 and an edge detector 124 to obtain lane information 113 and curvature information 114 relating to the curvature 151 of the road 152 in the principal locomotion direction L.
  • the lane detector 123 and the edge detector 124 may be comprised by a dedicated processing member of the image sensor device 120 and/or by the data processing device 110 (not shown).
  • the proximity sensor device 130 is adapted to acquire proximity data 131 and the gyroscope 140 is adapted to detect vehicle inclination information 141 .
  • Each of the proximity data 131 and the vehicle inclination information 141 is transmitted to the data processing device 110.
  • the driver assistance arrangement 100 comprises and/or the data processing device 110 is connected to an output device 215.
  • the output device 215 may comprise a dedicated output device 215 of the driver assistance arrangement 100 and/or an output device 215 of the vehicle 200a, 200b.
  • the output device 215 comprises an acoustic output device 216, such as a horn, and a visual output device 217, such as a display.
  • the data processing device 110 is connected to a CAN bus 220 of the vehicle 200a, 200b.
  • the CAN bus 220 is connected to a pedal 221 of the vehicle 200a, 200b for transmitting pedal information 222 to the data processing device 110, to a transmission 223 of the vehicle 200a, 200b for transmitting transmission information 224, e.g., relating to a gear, to the data processing device 110, to a steering device 225, e.g., a steering wheel, of the vehicle 200a, 200b for transmitting steering information 226, e.g., relating to a steering angle of the vehicle 200a, 200b, to the data processing device 110 and to a speedometer 227 of the vehicle 200a, 200b for transmitting speed information 228 relating to the current speed of the vehicle 200a, 200b to the data processing device 110.
  • the pedal information 222, the transmission information 224 and the steering information 226 are driver input signals 119b.
  • the data processing device 110 is adapted to obtain guiding information 111 from the image data 121 and to obtain slope information 112 from the proximity data 131 .
  • the guiding information 111 and the slope information 112 may be output via the output device 215.
  • the data processing device 110 is adapted to obtain the vehicle control information 115 in dependence on the vehicle inclination information 141 and based on the combination of the guiding information 111 and the slope information 112.
  • the vehicle control information 115 may be output via the output device 215 and/or transmitted via the CAN bus 220 to perform driver assistance.
  • the vehicle control information 115 comprises an operating speed profile 116, wherein the operating speed profile 116 comprises a target vehicle speed 117 in dependence on the combination of the guiding information 111 and the slope information 112.
  • the data processing device 110 is adapted to obtain a stability control signal 118 based on the slope information 112.
  • the stability control signal 118 may be output via the output device 215 and/or transmitted via the CAN bus 220 to perform driver assistance.
  • the vehicle control information 115 comprises a warning signal 119 which is output via the output device 215.
  • the vehicle control information 115 comprises an override signal 119a to override the driver input signal 119b, wherein the override signal 119a is transmitted via the CAN bus 220 to perform driver assistance.
  • FIG 4 shows a schematic of a driver assistance method 300 according to an embodiment of the invention.
  • the driver assistance method 300 is described with regard to the description of Figures 1 to 3.
  • the driver assistance method 300 comprises acquiring 310 image data 121 in the surrounding 160 of the vehicle 200a, 200b, in the principal locomotion direction L.
  • the driver assistance method 300 comprises acquiring 320 proximity data 131 relating to the distance D between the proximity sensor device 130, and the road surface 150 in the principal locomotion direction L.
  • the driver assistance method 300 comprises obtaining 330 guiding information 111 from the image data 121 and obtaining 340 slope information 112 from the proximity data 131 .
  • the driver assistance method 300 comprises obtaining 350 a vehicle control information 115 based on the combination of the guiding information 111 and the slope information 112.
  • the skilled person realizes that the steps of the driver assistance method 300 may be performed in an order other than illustrated in Figure 4. Steps of the driver assistance method 300 may be performed simultaneously and/or continuously, i.e., during performing other steps of the driver assistance method 300. E.g., the steps of acquiring 310 image data 121 and proximity data 131 may be performed in another order, simultaneously and/or continuously. The steps of obtaining 330 guiding information 111 and of obtaining 340 slope information 112 may be performed in another order, simultaneously and/or continuously.

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Human Computer Interaction (AREA)
  • Traffic Control Systems (AREA)

Abstract

La présente invention concerne un agencement d'aide à la conduite (100) pour un véhicule (200a), en particulier un véhicule utilitaire (200b), le véhicule (200a), en particulier le véhicule utilitaire (200b), étant conçu pour rouler sur une surface de roulement (150), et le véhicule (200a), en particulier le véhicule utilitaire (200b), comprenant un sens de locomotion principal (L), l'agencement d'aide à la conduite (100) comprenant un dispositif de traitement de données (110), un dispositif de capteur d'image (120) et un dispositif de capteur de proximité (130), le dispositif de capteur d'image (120) étant conçu pour acquérir des données d'image (121) dans un environnement (160) du véhicule (200a), en particulier du véhicule utilitaire (200b), dans le sens de locomotion principal (L), le dispositif de capteur de proximité (130) étant conçu pour acquérir des données de proximité (131) relatives à une distance (D) entre le dispositif de capteur de proximité (130) et la surface de roulement (150) dans le sens de locomotion principal (L), le dispositif de traitement de données (110) étant conçu pour obtenir des informations de guidage (111) à partir des données d'image (121) et pour obtenir des informations de pente (112) à partir des données de proximité (131), et le dispositif de traitement de données (110) étant conçu pour obtenir des informations de commande de véhicule (115) sur la base de la combinaison des informations de guidage (111) et des informations de pente (112).
PCT/EP2023/062779 2022-06-08 2023-05-12 Agencement d'aide à la conduite pour un véhicule, en particulier un véhicule utilitaire, véhicule, procédé d'aide à la conduite pour un véhicule et programme d'ordinateur WO2023237287A1 (fr)

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EP3032458A2 (fr) 2014-12-10 2016-06-15 LG Electronics Inc. Assistance à la conduite pour véhicule
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US20210171043A1 (en) * 2019-11-09 2021-06-10 Shlomo Altman Method, system, and apparatus for measuring the depth of a body of water ahead of the user's position/location
JP6956165B2 (ja) * 2019-12-13 2021-10-27 本田技研工業株式会社 駐車支援装置及び自動駐車可能な車両

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070081349A1 (en) * 2003-09-12 2007-04-12 Mitsubishi Fuso Truck And Bus Corporation Vehicle provided with inclination sensor
US20100114445A1 (en) 2008-11-03 2010-05-06 Valeo Vision Driving assistance method for motor vehicle
US20150197247A1 (en) * 2014-01-14 2015-07-16 Honda Motor Co., Ltd. Managing vehicle velocity
US20160121888A1 (en) * 2014-10-29 2016-05-05 Hyundai Motor Company Driver assistance apparatus and method
EP3032458A2 (fr) 2014-12-10 2016-06-15 LG Electronics Inc. Assistance à la conduite pour véhicule
CN109387841A (zh) * 2018-10-29 2019-02-26 浙江大学 一种利用车载超声波雷达提前预测坡道坡度及坡长的系统
US20210171043A1 (en) * 2019-11-09 2021-06-10 Shlomo Altman Method, system, and apparatus for measuring the depth of a body of water ahead of the user's position/location
JP6956165B2 (ja) * 2019-12-13 2021-10-27 本田技研工業株式会社 駐車支援装置及び自動駐車可能な車両

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