EP3727902A1 - Verfahren und vorrichtung zur ermittlung eines relativwinkels zwischen zwei fahrzeugen - Google Patents
Verfahren und vorrichtung zur ermittlung eines relativwinkels zwischen zwei fahrzeugenInfo
- Publication number
- EP3727902A1 EP3727902A1 EP18811527.3A EP18811527A EP3727902A1 EP 3727902 A1 EP3727902 A1 EP 3727902A1 EP 18811527 A EP18811527 A EP 18811527A EP 3727902 A1 EP3727902 A1 EP 3727902A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- light unit
- vehicle
- unit
- image information
- towing vehicle
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/58—Auxiliary devices
- B60D1/62—Auxiliary devices involving supply lines, electric circuits or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/58—Auxiliary devices
- B60D1/62—Auxiliary devices involving supply lines, electric circuits or the like
- B60D1/64—Couplings or joints therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D13/00—Steering specially adapted for trailers
- B62D13/06—Steering specially adapted for trailers for backing a normally drawn trailer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D15/00—Steering not otherwise provided for
- B62D15/02—Steering position indicators ; Steering position determination; Steering aids
- B62D15/027—Parking aids, e.g. instruction means
- B62D15/0285—Parking performed automatically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
- B60D1/245—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for facilitating push back or parking of trailers
-
- 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
- B60W2300/00—Indexing codes relating to the type of vehicle
- B60W2300/14—Tractor-trailers, i.e. combinations of a towing vehicle and one or more towed vehicles, e.g. caravans; Road trains
- B60W2300/145—Semi-trailers
-
- 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
- B60W2520/00—Input parameters relating to overall vehicle dynamics
- B60W2520/22—Articulation angle, e.g. between tractor and trailer
-
- 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
- B60W30/06—Automatic manoeuvring for parking
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/70—Determining position or orientation of objects or cameras
- G06T7/73—Determining position or orientation of objects or cameras using feature-based methods
Definitions
- the present invention relates to a method for determining a relative angle between a first longitudinal axis of a towing vehicle and a second
- From DE 10 2010 008 324 A1 are also a combination of a
- Motor vehicle and a mobile electronic device independent of the motor vehicle with a processor and a camera, and the use of an autonomous mobile electronic device with a processor and a camera on or in a motor vehicle, in particular as a maneuvering aid or
- Processor evaluates a positional relationship between the
- a method for determining a relative angle between a first longitudinal axis of a towing vehicle and a second longitudinal axis of a mechanically coupled to the towing vehicle further a control unit and a
- Relative angle between a first longitudinal axis of a towing vehicle and a second longitudinal axis of a mechanically coupled to the towing vehicle with the following steps:
- Position information a spatial position of the light unit in the
- Image information relative to a defined reference point Determining the relative angle between the first longitudinal axis of the
- the towing vehicle is designed to pull or push a vehicle mechanically coupled to the towing vehicle.
- the towing vehicle may be a passenger car, a truck, a tractor or an agricultural machine such as a tractor.
- the vehicle can be a passenger car, a truck, a tractor or an agricultural machine such as a tractor.
- Trailer a semi-trailer or a caravan, which is mechanically coupled to the towing vehicle by means of a mechanical coupling or coupling or mechanically connected or attached to the towing vehicle.
- the towing vehicle and the vehicle are rotatably mechanically coupled.
- a spatial distance between the towing vehicle and the vehicle may be substantially constant.
- the towing vehicle and the vehicle may be part of a team, for example a semitrailer vehicle, or form a team.
- a longitudinal axis of a vehicle may preferably be understood to mean the longest axis of the vehicle. However, the longitudinal axis may also be an axis different from the longest axis. The longitudinal axis may be substantially parallel to a direction of travel of the vehicle on a roadway. A first longitudinal axis of the towing vehicle and a second longitudinal axis of the mechanically coupled to the towing vehicle vehicle can at a
- the longitudinal axis of the vehicle may be a vehicle longitudinal axis or a driving longitudinal axis.
- the relative angle is preferably defined in a plane substantially parallel to the roadway. Consequently, the relative angle between the two longitudinal axes when traveling straight ahead of the towing vehicle and the vehicle is substantially zero and assumes a non-zero value during cornering or a shunting operation.
- the relative angle may be a relative yaw angle or a kink angle.
- the vehicle has a light unit with a light source.
- the light source is designed to generate or emit an optical signal or to emit a generated optical signal.
- the light source is designed to emit or emit light. It is advantageous if the method provides a step of outputting the optical signal by means of the light unit arranged on the vehicle.
- the optical signal or the light can be emitted repeatedly in time, in particular periodically or with a specific temporal pattern.
- the light source can emit monochromatic light or light having a spectral distribution.
- the light source emits light in the visible, ultraviolet or infrared electromagnetic spectral range.
- the light source is designed to emit the light in a preferred direction of travel or in the direction of the towing vehicle.
- the light source may have, for example, an LED light source.
- the lighting unit may be a lighting unit of the vehicle.
- the lighting unit may be an outdoor lighting unit, in particular a parking light of the vehicle.
- the light unit may be on a front of the direction of the vehicle facing away from the rear or the direction of travel facing the front
- Vehicle be arranged.
- the light unit may be disposed at a lateral portion of the vehicle.
- the towing vehicle has a camera unit.
- the camera unit is against a preferred or predominant direction of travel of the towing vehicle
- the detection of the light unit can provide for generating image information, in particular an image and / or video recording of the light unit.
- the camera unit can have a
- the camera unit is preferably part of a mirror replacement system which is designed to replace conventional rearview mirrors, in particular exterior rearview mirrors, on vehicles.
- the camera unit preferably comprises two individual cameras which are on
- the Zuschs are arranged symmetrically to the longitudinal axis of the towing vehicle.
- the two cameras are designed to detect each part of the towing vehicle. It is conceivable that the vehicle has two spatially separated light units and each of the cameras detects both or only one of the light units.
- the image information of the light unit can be understood as meaning an image or a recording or a light unit parameter which reproduces optically detectable features or features of the light unit which can be detected by means of ultraviolet or infrared radiation.
- the image information of the light unit can be
- Black and white image, RGB image, infrared image and / or ultraviolet image include.
- the image information of the light unit may also contain information obtained by processing or processing the image acquired by an image sensor or infrared sensor or ultraviolet sensor of the camera unit image or recording of the light unit.
- the image information may in particular comprise a plurality of temporally successive recordings or a video recording.
- the light unit is recognizable by using the optical signal output from the detected light unit. It is conceivable that the light unit is recognizable on the basis of the color or the wavelength of the optical signal. It is also conceivable that the light unit is recognizable by a temporal change of the optical signal. It is advantageous when the method provides for a step of recognizing the light unit in at least two temporally successive image information using an optical signal emitted by the detected light unit
- Towing vehicle mechanically coupled vehicle or be arranged on other vehicles.
- Position information of the light unit can be obtained.
- the position information represents a spatial position of the light unit in the image information relative to a defined reference point.
- the spatial position of the light unit in the image information may include an indication of pixel values.
- the recognition of the light unit can be done by means of a on the towing vehicle or outside the
- Towing vehicle arranged evaluation carried out.
- the defined reference point is a defined reference point in the
- the defined reference point corresponds to a spatial position of the light unit in the image information when the longitudinal axes of the towing vehicle and of the vehicle are aligned in parallel. It is also conceivable that the reference point is determined at the factory by means of calibration. It is also conceivable that different camera units have different reference points.
- the step of detecting the light unit may provide determining a position of the light unit relative to a defined axis of the camera unit using the optical signal output from the detected light unit.
- the defined axis of the camera unit may be an optical axis of the camera unit or a factory-set reference axis of the camera unit.
- information about an arrangement, orientation, physical property and / or an operating mode of the light unit can be received by the control unit of the towing vehicle.
- the information can be output by a control unit of the vehicle and received by a control unit of the towing vehicle. It is also conceivable that the information is entered into the control unit of the towing vehicle.
- the information about the arrangement or the spatial position of the light unit on the vehicle may be a distance relative to a longitudinal axis of the vehicle or a lateral outer wall of the vehicle. Additionally or alternatively, the information about the arrangement or the spatial position of the light unit on the vehicle may include a distance relative to a front end region or to a kingpin of the vehicle. Furthermore, the information can be a Orientation or an orientation of an optical axis of the light unit be.
- the physical property of the light unit may be one wavelength
- the operating mode may be an on or off or a defined on and off, a so-called “flashing pattern" of the light unit.
- the relative angle between the longitudinal axes of the vehicles can be determined. It is conceivable that by means of a computing unit from the spatial position of the light unit in the image information relative to the defined
- the arithmetic unit can in this case be arranged on the towing vehicle or outside the towing vehicle.
- the step of determining the relative angle may include a step of receiving information about a location of the light unit on the vehicle.
- the information about the arrangement or the spatial position can be output by a control unit of the vehicle and received by a control unit of the towing vehicle. It is also conceivable that the information about the arrangement or the spatial position is entered into the control unit of the towing vehicle.
- the information about the arrangement or the spatial position of the light unit on the vehicle may be a distance relative to a longitudinal axis of the vehicle or a lateral outer wall of the vehicle. Additionally or alternatively, the information about the arrangement or the spatial position of the light unit on the vehicle may include a distance relative to a front end region or to a kingpin of the vehicle. Further, the information may additionally include information about an orientation of an optical axis of the
- a signal is emitted.
- the emitted signal can be a signal for controlling a display unit, for example a display in the towing vehicle, and / or for controlling a steering system and / or brake system and / or acceleration system of the Towing vehicle and / or the vehicle. It is conceivable that an automated maneuvering of the vehicle takes place on the basis of the determined relative angle.
- the relative angle can be determined with high accuracy. Due to the use of the optical signal for detecting the light unit, the relative angle is determined robustly against environmental influences such as low sun or heavy precipitation. At the same time, the presented method is independent of complex and computationally expensive image processing algorithms. In addition, only minor modifications to modern vehicles or towing vehicles are necessary for carrying out the method.
- Position information of the light unit provides to determine the relative angle. It is conceivable that in the map for a variety of relative angles between the towing vehicle and the mechanically coupled vehicle each associated image information is stored. By comparing the obtained image information of the light unit and the stored image information, the relative angle can be determined. By this configuration, the relative angle can be determined quickly and reliably.
- the spatial distance between the two vehicles may be a distance between the rear end of the towing vehicle in a preferred direction of travel and a front end of the vehicle in the preferred direction of travel.
- the distance between the position of the first longitudinal axis at the rear end of the towing vehicle and the position of the second longitudinal axis at the front end of the towing vehicle can be defined.
- the spatial distance may be a distance between the
- Input unit entered or read from a memory unit.
- the arithmetic unit, the input unit and / or the memory unit can be arranged on the towing vehicle or outside of the towing vehicle. Using the distance information and the spatial position of the light unit in the image information relative to the defined reference point, the
- Relative angle between the vehicles can be determined very precisely.
- the optical signal emitted by the light unit has a defined pattern with time-variable intensity and / or time-variable frequency.
- the light unit can be designed to emit a predetermined or specifiable signal pattern.
- the defined pattern can be a so-called "blink pattern", that is to say a defined chronological sequence of switching on and off operations of the light unit.
- the defined pattern may have a frequency that is so high that the defined pattern only from the camera unit and not the human eye
- the defined pattern can be found in the control unit of the
- the defined pattern may be assigned an identification number.
- the identification number of a defined pattern of an emitted optical signal can be transmitted within a communication network of the towing vehicle or of the vehicle.
- the method provides for outputting a first optical signal having a first defined pattern and for outputting a second second optical signal temporally downstream of the first optical signal having a second defined pattern.
- the second optical signal with the second defined pattern can be used to detect the light unit in order to determine the relative angle. If both optical signals are detected with the respective defined patterns, a relative angle is determined and a corresponding signal is emitted.
- the method has a step of outputting a control signal by means of a control unit arranged on the towing vehicle in order to control the output of the optical signal by means of the light unit arranged on the vehicle.
- the control signal is emitted when a reverse drive of the towing vehicle, in particular an engagement of a reverse gear on the towing vehicle, is initiated.
- the control signal is transmitted wirelessly or by wire from the towing vehicle to the vehicle.
- a triggering of the optical signal is triggered or terminated by means of the control signal.
- the emission of the optical signal by means of the control signal can be triggered and terminated when initiating a forward travel of the towing vehicle by means of a further control signal.
- the method may provide that the vehicle has a control unit, by means of which the emission of the optical signal is controlled by means of the light unit arranged on the vehicle.
- the step of controlling the output of the optical signal may be initiated by a control unit of the towing vehicle.
- the control unit of the towing vehicle and the control unit of the vehicle can by means of a wireless or
- the detection of the light unit comprises detecting a first light unit arranged on the vehicle and detecting a second light unit arranged on the vehicle to obtain a first image information of the first light unit and a second image information of the second light unit the first light unit in the first image information is detected on the basis of a first optical signal emitted by the first detected light unit and the second light unit in the second image information on the basis of a second optical signal emitted by the second detected light unit. It is advantageous here if
- the second light unit from the first light unit and / or the second optical signal from the first optical signal and / or the second image information from the first image information are different.
- the two light units can be arranged on opposite areas of the vehicle. It is also conceivable that a plurality of light units are arranged on one or more sides of the vehicle. It is also conceivable that the light units emit different or individual optical signals. For example, the light unit arranged in a preferred direction of travel on the right-hand side of the vehicle can produce an optical signal with a different intensity or frequency or time change or
- flashing pattern as a left on the vehicle arranged light unit. It is also conceivable that a plurality of light units arranged on a first side of the vehicle emit the same first optical signals and a plurality of arranged on a second side of the vehicle
- Light units same second emit different optical signals from the first optical signals.
- a confusion of the light units of adjacent moving or shunting towing vehicles with mechanically coupled vehicles can be avoided. Consequently, the obtained image information of the two light units may be different.
- the determination of the relative angle can be improved and ensured in different relative positions between the towing vehicle and the vehicle.
- the camera unit it is advantageous for the camera unit to have a camera unit already present on the towing vehicle and / or the light unit to be attached to the towing vehicle
- the existing camera unit may be the camera unit of a mirror replacement system.
- the existing light unit be an already integrated light unit.
- the existing light unit may also have other uses. As a result, the method can be realized particularly inexpensively.
- Fig. 1A-F is a schematic representation of a ranking
- FIG. 2 is a schematic representation of a
- FIG. 3 is a flowchart of a method according to a
- Fig. 1 A and 1 D is a plan view of a scuttling articulated vehicle is shown, which is provided in its entirety by the reference numeral 10.
- the semitrailer vehicle 10 includes a tractor 12 and a
- the semi-trailer 14 is mechanically coupled to the tractor 12 by means of a fifth wheel 16.
- the tractor 12 includes a cab 18, a controller 20 and two video cameras 22, 24 that are part of a mirror replacement system of the tractor 12.
- the semi-trailer 14 has four marker lights 26, 28, 30, 32.
- the video cameras 22, 24 are on the right and left of the cab 18 of the
- Tractor 12 is arranged.
- the video cameras 22, 24 are with their
- Two marker lights 26, 28 are right and left on a front along the preferred direction of travel 38 of the semi-trailer 14th
- the other two marker lights 30, 32 are right and left on a along the preferred direction of travel 38 rear of the
- Semi-trailer 14 is arranged.
- the marker lamps 26, 28, 30, 32 along the preferred direction of travel 38 are aligned to emit an optical signal 40, 42, 44, 46 in the direction of the tractor 12 or emit.
- the control unit 20 of the towing vehicle 12 is designed to initiate reverse travel of the semitrailer vehicle 10 against the preferred one
- Direction 38 to a control signal via a wired connection to output the marker lights 26, 28, 30, 32 to control the output of the optical signals 40, 42, 44, 46.
- FIGS. 1B and 1C show image information 48, 50 obtained from the left video camera 22 and right video camera 24, respectively, in the form of captured camera images 48, 50 at a relative position between tractor 12 and semitrailer 14, as shown in FIG. 1A.
- the left camera mount 48 shows the front left headlight 26 and the rear left headlight 30.
- the spatial positions 52, 54 of the two left headlights 26, 30 are in the present
- the right camera mount 50 shows the front right
- Parking lamp 28 and the rear right-hand marker lamp 32 are also identical to the respective relative position in the present relative position
- the controller 20 is configured to illuminate the marker lights 26, 28, 30, 32 in the camera receivers 48, 50 using the detected ones
- Front lights 26, 28, 30, 32 emitted optical signals 40, 42, 44, 46 to detect to obtain position information of the marker lamps 26, 28, 30, 32.
- control unit 20 is formed, based on the coincidence of the spatial positions 52, 54, 56, 58 with the respective reference points 60, 62, 64, 68, a relative angle between a first longitudinal axis 70 of the tractor 12 and a second longitudinal axis 72 of the semitrailer 14 of to determine zero degrees.
- FIG. 1 D the semitrailer vehicle 10 is shown with a relative position between tractor 12 and semitrailer 14 different from the relative position shown in FIG. 1A.
- Figures 1 E and 1 F again show the camera recordings 48 ', 50' detected by the left video camera 22 and the right video camera 24, respectively
- the left camera mount 48 ' shows due to the maneuvering of the
- Clearance lamp 26 is at the present relative position of the
- the right camera mount 50 ' shows only the rear right hand marker lamp 32.
- the spatial position 58' of the rear right marker lights 32 is different from the corresponding reference point 66 at the present relative position.
- the control unit 20 is designed to determine a relative angle w between the first longitudinal axis 70 of the towing vehicle 12 and the second longitudinal axis 72 of the semitrailer 14 based on the deviation of the spatial positions 52 ', 58' from the respective reference points 60, 66.
- the relative angle w is different from zero.
- FIG. 2 shows a flow chart of a possible exemplary embodiment of a method according to the invention for determining the relative angle between the first longitudinal axis 70 of the tractor 12 and the second longitudinal axis 72 of the semi-trailer 14 mechanically coupled to the tractor 12.
- the method is provided with the reference numeral 100 in its entirety.
- step 110 when a reverse gear is engaged on the tractor 12 to initiate a reverse travel of the tractor 10 by means of the control unit 20 of the tractor 12, a control signal is output to the
- step 120 by means of the arranged on the semitrailer 14
- step 130 those are arranged on the semitrailer 14
- Parking lights 26, 28, 30, 32 are detected by means of the video cameras 22, 24 arranged on the towing vehicle 12 in order to receive camera receivers 48, 48 ', 50,
- step 140 the marker lights 26, 28, 30, 32 in the obtained camera shots 48, 48 ', 50, 50' are detected using the optical signals 40, 42, 44, 46 emitted from the detected marker lights 26, 28, 30, 32 detected to obtain the position information of the marker lights 26, 28, 30, 32.
- the position information represents spatial positions 52, 52 ', 54, 56, 58, 58' of the marker lights 26, 28, 30, 32 in the
- step 150 the relative angle w between the first longitudinal axis 70 of the tractor 12 and the second longitudinal axis 72 of the semitrailer 14 is determined using the position information 52, 52 ', 54, 56, 58, 58 of the detected marker lights 26, 28, 30, 32 ,
- step 160 a signal is output as a function of the determined relative angle.
- FIG. 3 illustrates schematically and by way of example a communication protocol between the control unit 20 of the tractor 12 and one of the marker lights 26 and a control unit of the marker light 26.
- step 210 upon engagement of a reverse gear of the tractor 12, a control signal S1 is wired by the controller 20 to the control unit of the marker lamp 26 to activate the output of the optical signal 40 with a defined temporal pattern in step 220.
- step 230 a confirmation signal CI is delivered by wire from the control unit of the marker lamp 26 to the control unit 20 of the tractor 12 to confirm the delivery of the optical signal 40 with the defined temporal pattern.
- Tractor 12 delivered to the control unit of the marker lamp 26 to confirm the detection of the marker lamp 26.
- step 250 another control signal S2 different from the first control signal S1 is delivered by wire from the control unit 20 of the tractor 12 to the control unit of the marker lamp 26 to stop delivering the defined temporal pattern in step 260 and to issue another optical signal 40 activate with a further defined temporal pattern different from the defined temporal pattern in step 270.
- step 280 an acknowledgment signal C3 is delivered by wire from the control unit of the marker lamp 26 to the controller 20 of the tractor 12 to confirm the delivery of the further optical signal 40 'with the further defined temporal pattern.
- an exemplary embodiment includes a "and / or" link between a first feature and a second feature, then this is to be read so that the embodiment according to an embodiment, both the first feature and the second feature and according to another
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Traffic Control Systems (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102017223098.3A DE102017223098A1 (de) | 2017-12-18 | 2017-12-18 | Verfahren und Vorrichtung zur Ermittlung eines Relativwinkels zwischen zwei Fahrzeugen |
| PCT/EP2018/082932 WO2019120918A1 (de) | 2017-12-18 | 2018-11-29 | Verfahren und vorrichtung zur ermittlung eines relativwinkels zwischen zwei fahrzeugen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3727902A1 true EP3727902A1 (de) | 2020-10-28 |
Family
ID=64559700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP18811527.3A Withdrawn EP3727902A1 (de) | 2017-12-18 | 2018-11-29 | Verfahren und vorrichtung zur ermittlung eines relativwinkels zwischen zwei fahrzeugen |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20210170821A1 (de) |
| EP (1) | EP3727902A1 (de) |
| CN (1) | CN111491813A (de) |
| DE (1) | DE102017223098A1 (de) |
| WO (1) | WO2019120918A1 (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3947112B1 (de) * | 2019-03-25 | 2024-05-08 | Volvo Truck Corporation | Fahrzeug mit einem anhängerwinkelbestimmungssystem |
| DE102020103597A1 (de) * | 2020-02-12 | 2021-08-12 | Saf-Holland Gmbh | Verfahren und System zum Ermitteln einer Ausrichtung eines Anhängers gegenüber einem Zugfahrzeug |
| DE102021201525A1 (de) | 2021-02-17 | 2022-08-18 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zur Ermittlung einer räumlichen Ausrichtung eines Anhängers |
| DE102021106670A1 (de) * | 2021-03-18 | 2022-09-22 | Zf Cv Systems Europe Bv | Verfahren und Umfeld-Erfassungssystem zum Erzeugen eines Umgebungsbildes eines mehrgliedrigen Gesamtfahrzeugs |
| DE102021204625A1 (de) | 2021-05-06 | 2022-11-10 | Zf Friedrichshafen Ag | System zum Bestimmen eines Knickwinkels zwischen Zugfahrzeug und Anhänger |
| DE102021005348A1 (de) * | 2021-10-27 | 2023-04-27 | Jost-Werke Deutschland Gmbh | Vorrichtung und Verfahren zum Orten eines an einem Anhängerfahrzeug angeordneten Kupplungsmittels |
| JP2023177663A (ja) * | 2022-06-02 | 2023-12-14 | 日立Astemo株式会社 | 連結車両の状態推定装置 |
| US12552321B2 (en) * | 2023-09-12 | 2026-02-17 | Stoneridge, Inc. | Camera monitor system utilizing trailer angle detection based upon DOT tape |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006056408B4 (de) * | 2006-11-29 | 2013-04-18 | Universität Koblenz-Landau | Verfahren zum Bestimmen einer Position, Vorrichtung und Computerprogrammprodukt |
| DE102009002335B3 (de) * | 2009-04-09 | 2010-08-19 | Jost-Werke Gmbh | Verfahren und Steuerungssystem für eine Verschiebeeinrichtung mit Abstandsmessung zum Erfassen von Hindernissen |
| DE102009002334B4 (de) * | 2009-04-09 | 2012-09-27 | Jost-Werke Gmbh | Steuerungssystem mit einer Verschiebeeinrichtung für eine auf einem Zugfahrzeug angeordnete Sattelkupplung |
| DE102010008324A1 (de) | 2010-02-17 | 2011-08-18 | ZF Lenksysteme GmbH, 73527 | Erfassung und Auswertung einer Lagebeziehung zwischen einem Kraftfahrzeug und einem Anhänger |
| RU2724477C2 (ru) * | 2015-08-07 | 2020-06-23 | ФОРД ГЛОУБАЛ ТЕКНОЛОДЖИЗ, ЭлЭлСи | Люминесцентный компонент выявления угла сцепного устройства |
| US9731568B2 (en) * | 2015-12-01 | 2017-08-15 | GM Global Technology Operations LLC | Guided tow hitch control system and method |
-
2017
- 2017-12-18 DE DE102017223098.3A patent/DE102017223098A1/de active Pending
-
2018
- 2018-11-29 EP EP18811527.3A patent/EP3727902A1/de not_active Withdrawn
- 2018-11-29 CN CN201880081770.XA patent/CN111491813A/zh active Pending
- 2018-11-29 WO PCT/EP2018/082932 patent/WO2019120918A1/de not_active Ceased
- 2018-11-29 US US16/768,328 patent/US20210170821A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| US20210170821A1 (en) | 2021-06-10 |
| DE102017223098A1 (de) | 2019-06-19 |
| WO2019120918A1 (de) | 2019-06-27 |
| CN111491813A (zh) | 2020-08-04 |
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