WO2018134026A1 - Procédé de navigation d'un véhicule automobile le long d'un itinéraire pouvant être prédéfini - Google Patents

Procédé de navigation d'un véhicule automobile le long d'un itinéraire pouvant être prédéfini Download PDF

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Publication number
WO2018134026A1
WO2018134026A1 PCT/EP2017/084114 EP2017084114W WO2018134026A1 WO 2018134026 A1 WO2018134026 A1 WO 2018134026A1 EP 2017084114 W EP2017084114 W EP 2017084114W WO 2018134026 A1 WO2018134026 A1 WO 2018134026A1
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WO
WIPO (PCT)
Prior art keywords
motor vehicle
evaluation unit
roadway
driving
vehicle
Prior art date
Application number
PCT/EP2017/084114
Other languages
German (de)
English (en)
Inventor
Matthias WUNDERLICH
Christian Wilde
Original Assignee
Audi Ag
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 Audi Ag filed Critical Audi Ag
Publication of WO2018134026A1 publication Critical patent/WO2018134026A1/fr

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
    • G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
    • G01C21/34—Route searching; Route guidance
    • G01C21/3453—Special cost functions, i.e. other than distance or default speed limit of road segments
    • G01C21/3461—Preferred or disfavoured areas, e.g. dangerous zones, toll or emission zones, intersections, manoeuvre types, segments such as motorways, toll roads, ferries
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/016—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by their responsiveness, when the vehicle is travelling, to specific motion, a specific condition, or driver input
    • B60G17/0165—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by their responsiveness, when the vehicle is travelling, to specific motion, a specific condition, or driver input to an external condition, e.g. rough road surface, side wind
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/0195—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the regulation being combined with other vehicle control systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
    • G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
    • G01C21/34—Route searching; Route guidance
    • G01C21/3407—Route searching; Route guidance specially adapted for specific applications
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
    • G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
    • G01C21/34—Route searching; Route guidance
    • G01C21/3446—Details of route searching algorithms, e.g. Dijkstra, A*, arc-flags, using precalculated routes

Definitions

  • the invention relates to a method for navigating a motor vehicle along a predefinable route from a starting point of the motor vehicle to a predetermined destination. Moreover, the present invention relates to a control system for navigating the motor vehicle.
  • a motor vehicle has a navigation device which displays a road map to a user of the motor vehicle and / or which proposes to the user a route along which the motor vehicle passes from its current starting point to a predetermined destination. It is also known that the road map stored in the navigation device is updated with at least one current roadway information which concerns at least one roadway of the roadway. Thus, the at least one lane information may relate to information about a current traffic situation on the road and / or a construction site and / or a detour.
  • DE 10 2008 012 661 A1 describes an updating device for updating a digital map for a vehicle.
  • the vehicle has a plurality of sensors that measure an actual traffic situation or a movement of the vehicle or a road ratio.
  • the measured values are transferred to a control center which, after evaluating the measured values, sends corresponding update data for updating the digital map to other vehicles.
  • information about the update data is transmitted to the driver of the vehicle.
  • DE 10 2009 048 699 A1 describes a method for detecting a free driving path for a vehicle by means of an image analysis.
  • a plurality of images are arranged by a camera device arranged in the motor vehicle
  • US 20 022 870 A1 describes an in-vehicle device for updating map data.
  • the motor vehicle has a communication device for communication with further in-vehicle devices of other motor vehicles.
  • the in-vehicle device comprises a memory for storing map data and receives further map data of the further motor vehicles via the communication device.
  • the motor vehicle includes sensors, by means of which an environment of the motor vehicle is detected and the map data is updated. These are also transmitted via the communication device to the other motor vehicles.
  • a disadvantage of the known methods is that the navigation device in the motor vehicle receives only the current roadway information and informs the user about it.
  • the navigation device proposes to the user an alternative leg of the route. The user must decide independently whether he wants to drive on the lane despite the current lane information or whether he chooses the alternative leg. If in doubt, the user could select a leg that does not necessarily navigate the motor vehicle most quickly and / or safely to the predetermined destination.
  • the object of the present invention is to develop a generic method and a generic system for navigating a motor vehicle such that a determination of a distance to be traveled by the motor vehicle is accelerated and a distraction of a user or driver of the motor vehicle is minimized.
  • the present invention is based on the recognition that in order to accelerate a determination of a distance to be traveled by a motor vehicle and to reduce a distraction of a driver of the motor vehicle, a decision about driving or not driving is included. least a portion of the route should be taken by means of an evaluation of at least one current vehicle state parameter.
  • the vehicle state parameter thus describes at least one aspect of a vehicle state of the motor vehicle, which provides information about how the motor vehicle is designed and / or what technical capabilities it possesses.
  • an evaluation unit arranged in the motor vehicle determines whether the motor vehicle is currently capable of or suitable for driving the at least one section, with at least one section having roadway information on at least one roadway condition of at least one roadway.
  • the evaluation unit thus makes the decision about driving on or not driving the at least one part of the route on the basis of the roadway information and the at least one vehicle-related stand-by parameter.
  • the evaluation unit controls a navigation device coupled to the evaluation unit, depending on the decision made. The decision must therefore not be made by a user of the motor vehicle, this can thus continue to devote his attention to a traffic event.
  • the decision can vary depending on the at least one current vehicle state parameter and is not fixed independently of the roadway information independent of the vehicle state parameter, it is ensured that the most suitable section for the motor vehicle is selected so that the motor vehicle can reach a predetermined destination quickly and safely is navigated.
  • the inventive method for navigating the motor vehicle along the predeterminable distance from a starting point of the motor vehicle to the predetermined destination provides that for at least a part of the route the roadway information is provided to the at least one road condition.
  • the roadway information is stored in a memory of a navigation device of the motor vehicle and / or is detected by at least one motor vehicle sensor of the motor vehicle and / or is received via a motor vehicle internal communication device, wherein the communication device has a communication connection to at least one further motor vehicle and / or a central server which sends the lane information.
  • the route can first be predetermined by the user of the motor vehicle or determined by the navigation device as a function of the predetermined destination.
  • the predeterminable distance is composed of the at least one partial section and can be predetermined by the navigation device.
  • the navigation device Before an instruction for driving the at least one partial section is output by the navigation device, the navigation device must receive a corresponding control signal, otherwise the instruction is not output. Upon receipt of the control signal, the navigation device selects the at least one leg.
  • the motor vehicle can be autonomously controlled in a known manner by means of a control unit. In this case, the control unit controls the motor vehicle such that the selected by the navigation device at least a partial route is traveled.
  • the evaluation unit determines at least one vehicle state parameter which is assigned to the provided roadway information.
  • the roadway information contains information about at least one roadway state of at least one roadway of the at least one partial route, wherein the at least one roadway state may relate to an obstacle and / or a danger source on the roadway.
  • the evaluation unit can determine which vehicle state parameters are relevant.
  • the evaluation unit recognizes a specific scenario from a list of a plurality of stored scenarios, wherein a scenario may include the occurrence of a specific roadway condition or a combination of a plurality of determined roadway conditions on the partial route. For each scenario, a list with one or more associated vehicle state parameters can then be stored.
  • the vehicle state parameter may describe a technical parameter of a vehicle component of the motor vehicle.
  • the roadway information is a deterioration of the roadway of the at least one partial section, for example due to the occurrence of debris on the roadway.
  • the evaluation unit can then determine which vehicle state parameters are relevant in order to decide whether or not to drive on the roadway with scree.
  • the assigned vehicle state parameter is a chassis height of a chassis of the motor vehicle and / or a tire thickness of the tires of the motor vehicle.
  • the evaluation unit determines a required parameter value of the at least one vehicle state parameter as a function of the provided roadway information.
  • the required parameter value is stored with the scenario described above.
  • the chassis height must be at least 20 cm, for example, so that the section is safely traveled.
  • the required parameter value in this case is then at least 20 cm or more.
  • At least one motor vehicle sensor coupled to the evaluation unit determines a current parameter value of the at least one vehicle state parameter.
  • the current parameter value can be determined at a time when the lane information is received or at a time before the decision about driving on the partial route.
  • the current parameter value may, however, also correspond to a last determined or stored parameter value of the vehicle state parameter, which was determined at a predetermined time, such as when starting the motor vehicle.
  • the at least one motor vehicle sensor can be designed, for example, as a measuring sensor or as an image sensor such as a camera device. For each vehicle state parameter relevant to the decision about driving on the leg, the respective current parameter value is determined.
  • the evaluation unit retrieves the at least one current parameter value. For example, after determining the vehicle state parameter assigned to the provided roadway information, the evaluation unit sends a request signal to the at least one motor vehicle sensor which is designed to detect this vehicle state parameter. The motor vehicle sensor then sends the current parameter value to the evaluation unit.
  • the evaluation unit determines a driving suitability of the motor vehicle for driving on the at least one partial section. In other words, the evaluation unit determines whether the motor vehicle is suitable for driving on the section. For this purpose, the evaluation unit carries out a comparison of the required parameter value and the current parameter value for the respective vehicle state parameter. To determine the driving suitability, for example, the condition set by the required parameter value for the current parameter value must be fulfilled for each vehicle state parameter. In this case, the evaluation unit then determines a positive driving suitability for driving on the partial route.
  • the evaluation unit determines that the motor vehicle is suitable for driving on the roadway with scree. However, if this is not the case, then the evaluation unit determines that the motor vehicle is not suitable for driving on this roadway.
  • the evaluation unit generates the above-mentioned control signal, which tells the navigation device to select the at least one partial route, depending on the determined fitness to drive. In other words, before driving on at least a partial section of a predefinable route, it is first checked whether the motor vehicle, due to its current vehicle state and due to a current road state of the partial section, is suitable for driving the at least one section currently.
  • the evaluation unit can provide a precise and reliable assessment of whether the motor vehicle, in spite of the obstacle and / or the danger source on the roadway, is suitable for driving on this roadway.
  • the risk of possible miscalculation by the user is minimized. It can thus be avoided that an over-cautious decision is made, which leads to the motor vehicle driving an unnecessary detour to avoid the obstacle and / or the danger source, although the motor vehicle is suitable, despite the obstacle and / or despite the danger source to drive this section.
  • the evaluation unit generates the control signal when a positive driving suitability is determined.
  • the evaluation unit determines that the motor vehicle is suitable for driving the at least one section of the route, it releases the control signal, which instructs the navigation device to select the at least one section and the motor vehicle along this at least one section navigate.
  • the evaluation unit checks whether the respective required parameter value of the at least one vehicle state parameter is set by a control unit coupled to the evaluation unit when driving at least one motor vehicle component. In other words, the evaluation unit checks whether the required parameter value can be achieved by changing vehicle settings. For example, in the previous example, the evaluation unit checks whether the chassis height can be raised so that it reaches the required 20 cm.
  • the control unit executes this control. For this purpose, the evaluation unit can send a corresponding setting signal to the control unit. In the case of a positive check, the evaluation unit likewise generates the control signal, by means of which the navigation device selects the at least one partial section for driving.
  • At least one alternative partial section of the route is determined by the navigation device.
  • the evaluation unit which determines the negative test, can output a corresponding instruction for determining the alternative partial route to the navigation device.
  • the method steps of the method according to the invention are repeated. In other words, it is also checked for the at least one alternative partial route whether the motor vehicle is suitable for driving on these and, depending on this fitness to drive, selects the alternative partial route or continues to search for alternative partial routes.
  • the navigation device determines only a maximum number of alternative partial sections, and if this number is reached, no further alternative partial route more determined and notifies the user that it is currently not possible with the present Fahrbahninforma- tion, the destination to reach.
  • the method according to the invention comprises that the at least one road condition relates to a ground condition and / or a roadway width and / or a degree of difficulty of the roadway and / or a danger spot on the roadway.
  • the lane information includes information about a number of potholes on the road.
  • Another lane information may relate to a road surface condition, such as the road surface being wet, dry or smooth.
  • the danger point may include, for example, information about an accident or a construction site.
  • the roadway may have a difficulty level rating described by, for example, multiple ratings, such as light, medium, or hard.
  • the roadway information about the at least one roadway state can be predefined Times are retrieved by the evaluation or is transmitted upon receipt by a communication device directly to the evaluation.
  • the at least one vehicle state parameter relates to a state of a motor vehicle component.
  • the motor vehicle component is, in particular, the chassis and / or at least one tire and / or an injection system and / or a brake system of the motor vehicle.
  • the vehicle state parameter also relates to a speed and / or an acceleration of the motor vehicle.
  • the parameter value may be the chassis height and / or a tire profile and / or a tire thickness and / or a fill level of the injection system and / or a readiness for braking.
  • the vehicle condition parameter may be a vehicle design of the motor vehicle, such as a motor vehicle class such as sports, economy or off-road vehicles. Depending on the roadway information, the motor vehicle is thus tested for at least one of these vehicle condition parameters. These give a statement about the extent to which the motor vehicle is suitable for driving on the road.
  • the at least one vehicle state parameter relates to an occupant occupancy.
  • the at least one vehicle state parameter relates to a driving ability of at least one occupant of the motor vehicle.
  • the camera device determines which occupants are in the motor vehicle by means of an image recognition measure or an occupant authenticates himself in the motor vehicle.
  • the vehicle state parameter may then relate to whether at least one occupant of the motor vehicle is of legal age or has a driver's license and / or a vehicle license of the motor vehicle. If so, it can be determined that the occupant is fit to drive.
  • sections that have a high degree of difficulty can only be admitted for driving through the evaluation unit when a driver is in the vehicle.
  • the at least one vehicle state parameter may also relate to a capability of the motor vehicle to be able to drive or to drive certain types of roadway. For example, it can be determined whether an environmental sticker for the motor vehicle is present. A driving on a street in a city center is only released by the evaluation unit when the environmental badge is present.
  • the method according to the invention comprises the following method steps.
  • the previously determined driving suitability of the motor vehicle for driving on the at least one partial section is stored in a memory of the evaluation unit, with roadway information being available for this at least one partial section.
  • the driving ability is also stored together with an associated road condition, which can be seen from the lane information. This can also be a combination of several road conditions.
  • it is checked by the evaluation unit for a further section, for which there is also a lane information, whether the at least one lane state of the at least one further section corresponds to the at least one stored lane state. It can also be checked whether the combination of the respective road conditions correspond to each other.
  • the evaluation unit detects a match between the at least one roadway state of the further leg and the at least one stored roadway state, then in a further process step the driveability of the motor vehicle for the further leg is determined directly by assigning the assigned drivability to the at least one stored roadway state the remaining section is taken over.
  • the preceding method steps for determining the fitness to drive will be exceeded. It is advantageous in that the evaluation unit is self-learning and accelerates the determination of the driving ability and thus the section to be selected.
  • a roadway condition of a first leg refers to the roadway of this first leg having black ice.
  • the evaluation unit determines that the motor vehicle is unsuitable for driving on this section, since the motor vehicle is not designed to travel over black ice.
  • the evaluation unit stores that the motor vehicle does not drive on a lane with black ice.
  • the navigation device determines in the following give an alternative leg, to which, however, also the roadway information is present that the road surface of this section has black ice.
  • the evaluation unit thus recognizes immediately that the same road condition exists, namely black ice, and retrieves the stored fitness to drive, namely that the motor vehicle is unsuitable. Thus, a repetition of the evaluation is avoided and it can be excluded faster all the sections that have black ice.
  • the determination of an alternative leg, for which the motor vehicle is suitable to drive accelerated.
  • this is stored by a user input to the evaluation unit, which driving suitability the motor vehicle has for which part of the route and / or for which roadway condition.
  • the evaluation unit can be set up in such a way that the driving ability entered via a user input is preferred to a determined driving ability.
  • the user input may include that the motor vehicle is always suitable for driving on a specific part of the route, independently of the provided roadway information about this particular part of the route. This has the advantage that the user is provided with user-related flexibility for selecting the navigation route.
  • the roadway information is preferably provided by a central server external of the motor vehicle.
  • the motor vehicle can establish a communication connection to the central server via a communication device, for example via a WLAN or radio link, and retrieve the roadway information at least one predetermined time or automatically receive it in the presence of the roadway information.
  • the central server can send the lane information to several motor vehicles.
  • the motor vehicle can send a roadway information acquired by the at least one motor vehicle-internal motor vehicle sensor to the central server.
  • a plurality of motor vehicles can be connected via the central server and it can form a network of motor vehicles which detect road conditions of multiple lanes over a large area.
  • an already determined driving suitability of a certain type of motor vehicle for driving the at least one partial section with the at least one assigned roadway state to the central server be sent.
  • the central server can send this ascertained fitness to drive to all motor vehicles which have the same type of motor vehicle.
  • the evaluation unit for a particular motor vehicle can retrieve an already determined driving suitability for another motor vehicle for driving on the same or a similar leg. It is advantageous that the evaluation and determination of the driving ability is significantly accelerated, since a motor vehicle-related driving ability to drive on a section with a particular vehicle condition must be determined only once at best.
  • the control system according to the invention for navigating a motor vehicle along a predeterminable distance from a starting point to a predetermined destination comprises an evaluation unit which is arranged in the motor vehicle and which is designed for at least a part of the distance of a lane information to at least one lane state of at least one lane to receive at least one leg. Furthermore, the control system comprises a navigation device, which is coupled to the evaluation unit and which is designed to select the at least one partial route upon receipt of a control signal for driving on the partial route.
  • the control system is designed to carry out the method according to the invention for navigating the motor vehicle along the predefinable route.
  • Fig. 1 is a schematic representation of a motor vehicle with a
  • Control system for navigating the motor vehicle and a route
  • FIG. 2 shows a diagram which explains the method steps for a method for navigating a motor vehicle along a predefinable route.
  • the exemplary embodiment explained below is a preferred embodiment of the invention.
  • the described components of the embodiment each represent individual features of the invention that are to be considered independently of one another, which also each independently further develop the invention and thus also individually or in a different combination than the one shown as part of the invention.
  • the embodiment described can also be supplemented by further features of the invention already described.
  • FIG. 1 illustrates a motor vehicle 10, which is located on a prescribable path 12 from a starting point 14 to a predetermined destination 16.
  • the motor vehicle 10 has a control system 18, by means of which it is navigated along the route 12.
  • the control system 18 comprises a navigation device 20, which has a road map and which is designed to determine the route 12 by means of the road map and to navigate the motor vehicle 10.
  • the route 12 can be subdivided by the navigation device 20 in one or more partial sections 22.
  • the control system 18 further has an evaluation unit 24, which is coupled to the navigation device 20.
  • the evaluation unit 24 determines a driving suitability of the motor vehicle 10, which describes whether the motor vehicle 10 is capable of or suitable for driving on this partial route 22.
  • the determination takes place, for example, upon receipt of a roadway information which contains information on at least one roadway state of at least one roadway of the partial route 22 present in front of the motor vehicle 10.
  • the roadway information can be detected by a motor vehicle own motor vehicle sensor or received via a communication device.
  • the motor vehicle 10 is connected, for example, to a central server and / or to other motor vehicles, the central server and / or at least one further motor vehicle detecting and transmitting the roadway information.
  • the determination can also take place, for example, at at least one predetermined point in time, such as when the motor vehicle is at a predetermined distance from the part of the vehicle. trecke 22 or is located to the road section information on the road section.
  • the evaluation unit 24 determines a vehicle state parameter associated with the lane information and its associated required parameter value for driving on the lane 22.
  • the motor vehicle 10 travels along a road that suddenly changes with respect to a road surface.
  • the evaluation unit 24 is provided with roadway information which contains information about the ground condition.
  • the evaluation unit 24 determines that a minimum height of a chassis of the motor vehicle 10 is assigned to the roadway information ground condition. Furthermore, the evaluation determines a required minimum height to drive the road with this type of soil.
  • the roadway information can be determined by the same motor vehicle 10 and sent to another motor vehicle. This further motor vehicle checks on receipt of the lane information independently whether the motor vehicle is suitable for driving on this road or not.
  • the evaluation unit 24 can determine a current parameter value, that is, for example, a current height of the chassis. The evaluation unit 24 can also check whether the height of the chassis can be adjusted so that the minimum height of the chassis is achieved by the motor vehicle 10. If this is the case, the evaluation unit 24 sends a control signal 26 to the navigation device 20, wherein upon receipt of the control signal 26 the navigation device 20 selects the partial route 22 with this road and the motor vehicle 10 navigates along the selected partial route 22.
  • the navigation device 20 determines an alternative section 28, by means of which the motor vehicle 10 also arrives at the predetermined destination.
  • the evaluation unit 24 checks whether the motor vehicle 10 is suitable for driving on this alternative section 28.
  • step S1 the evaluation unit 24 determines, on the basis of which provided roadway information, the at least one associated vehicle state parameter.
  • the evaluation unit 24 determines its required parameter value on the basis of the at least one determined vehicle state parameter, so that the motor vehicle 10 with this parameter value is suitable for driving the partial route 22.
  • step S3 a motor vehicle sensor coupled to the evaluation unit 24 detects the current parameter value of the at least one vehicle state parameter. The evaluation unit 24 retrieves this at least one current parameter value in a fourth method step S4.
  • the evaluation unit 24 now compares the required parameter value and the current parameter value for the at least one vehicle state parameter in a fifth method step S5 and determines from this comparison a driving ability of the motor vehicle 10 for driving the partial section 22.
  • the evaluation unit 24 generates the control signal 26 depending on the determined fitness to drive.
  • the control signal 26 is generated at a determined positive driving ability and initially not generated at a determined negative driving ability.

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  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Navigation (AREA)
  • Traffic Control Systems (AREA)

Abstract

L'invention concerne un procédé de navigation d'un véhicule automobile (10) le long d'un itinéraire (12) pouvant être prédéfini à partir d'un point de départ (14) jusqu'à une destination (16) prédéfinie. Pour au moins une section (22) de l'itinéraire (12), une information de chaussée se rapportant à au moins un état d'au moins une chaussée de ladite au moins une section (22) est fournie pour une unité d'évaluation (24) disposée dans le véhicule automobile (10). Suite à la réception d'un signal de commande (26) ayant pour but un parcours de la section (22), un système de navigation (20) couplé à l'unité d'évaluation (24) sélectionne la section (22). Tout d'abord, au moins un paramètre d'état de véhicule est déterminé au moyen de l'unité d'évaluation (24), lequel paramètre est associé à l'information de chaussée fournie. Ensuite, une valeur requise dudit au moins un paramètre d'état de véhicule est déterminée et une valeur actuelle de ce paramètre d'état de véhicule est détectée. Au moyen d'une comparaison respective de la valeur de paramètre requise et de la valeur de paramètre actuelle, l'unité d'évaluation (24) détermine une aptitude du véhicule automobile (10) à parcourir ladite au moins une section (22) et produit le signal de commande (26) en fonction de cette aptitude à la conduite.
PCT/EP2017/084114 2017-01-18 2017-12-21 Procédé de navigation d'un véhicule automobile le long d'un itinéraire pouvant être prédéfini WO2018134026A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017200695.1A DE102017200695B4 (de) 2017-01-18 2017-01-18 Verfahren zum Navigieren eines Kraftfahrzeugs entlang einer vorgebbaren Wegstrecke
DE102017200695.1 2017-01-18

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WO2018134026A1 true WO2018134026A1 (fr) 2018-07-26

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WO (1) WO2018134026A1 (fr)

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DE102019206562A1 (de) * 2019-05-07 2020-11-12 Volkswagen Aktiengesellschaft Verfahren zum Ermitteln einer Fahrzeugtrajektorie
CN113196359A (zh) * 2019-01-25 2021-07-30 奥迪股份公司 用于运行自主运动的交通参与者的方法
CN113196359B (zh) * 2019-01-25 2024-05-31 奥迪股份公司 用于运行自主运动的交通参与者的方法

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