Classifications

• • G—PHYSICS
  • G08—SIGNALLING
  • G08G—TRAFFIC CONTROL SYSTEMS
  • G08G1/00—Traffic control systems for road vehicles
  • G08G1/01—Detecting movement of traffic to be counted or controlled
  • G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
  • G08G1/0125—Traffic data processing
  • G08G1/0129—Traffic data processing for creating historical data or processing based on historical data
• • 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
  • B60W40/04—Traffic conditions
• • 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
  • G01C21/38—Electronic maps specially adapted for navigation; Updating thereof
  • G01C21/3804—Creation or updating of map data
  • G01C21/3807—Creation or updating of map data characterised by the type of data
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
  • G06V20/00—Scenes; Scene-specific elements
  • G06V20/50—Context or environment of the image
  • G06V20/52—Surveillance or monitoring of activities, e.g. for recognising suspicious objects
  • G06V20/54—Surveillance or monitoring of activities, e.g. for recognising suspicious objects of traffic, e.g. cars on the road, trains or boats
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
  • G06V20/00—Scenes; Scene-specific elements
  • G06V20/50—Context or environment of the image
  • G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
• • G—PHYSICS
  • G08—SIGNALLING
  • G08G—TRAFFIC CONTROL SYSTEMS
  • G08G1/00—Traffic control systems for road vehicles
  • G08G1/01—Detecting movement of traffic to be counted or controlled
  • G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
  • G08G1/0108—Measuring and analyzing of parameters relative to traffic conditions based on the source of data
  • G08G1/0112—Measuring and analyzing of parameters relative to traffic conditions based on the source of data from the vehicle, e.g. floating car data [FCD]
• • G—PHYSICS
  • G08—SIGNALLING
  • G08G—TRAFFIC CONTROL SYSTEMS
  • G08G1/00—Traffic control systems for road vehicles
  • G08G1/01—Detecting movement of traffic to be counted or controlled
  • G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
  • G08G1/0137—Measuring and analyzing of parameters relative to traffic conditions for specific applications
  • G08G1/0141—Measuring and analyzing of parameters relative to traffic conditions for specific applications for traffic information dissemination
• • G—PHYSICS
  • G08—SIGNALLING
  • G08G—TRAFFIC CONTROL SYSTEMS
  • G08G1/00—Traffic control systems for road vehicles
  • G08G1/01—Detecting movement of traffic to be counted or controlled
  • G08G1/04—Detecting movement of traffic to be counted or controlled using optical or ultrasonic detectors

Definitions

• the invention relates to a method for determining data of a traffic scenario
• the invention further relates to a device for determining data of a traffic scenario.
• the invention further relates to a computer program product.
• Automated or automatic vehicles require sensors and procedures to capture the environment. This environment detection is established so far by suitable methods that the driving task can be performed.
• Traffic signs as part of the traffic infrastructure are made known to the driver. These signs are part of modern digital maps. Another example is detailed information on the number and type of
• Lanes in digital maps intended to facilitate the driver's placement in an explicit lane, for example during turns.
• information from the transport infrastructure such as lane lines, traffic lights, traffic signs, stop lines, other markings on the street, such as lamp posts, etc.
• This roadbook will be used for vehicles
• An object of the present invention is to provide improved detection of a traffic scenario.
• the object is achieved according to a first aspect with a method for determining data of a traffic scenario, comprising the steps:
• a memory for storing the combined and evaluated data.
• Combining and evaluating the collected data is taken into account at least one of: local aspect, temporal aspect, behavioral patterns, use of external information.
• the external information comprises at least one of the following: data relating to weather, accident statistics, police data.
• different external information is advantageously used for the method.
• a further advantageous development of the method provides that the combined and evaluated data are used for an information system and / or for a driver assistance system of the vehicle.
• the combined and evaluated data may support high availability of longitudinal and / or lateral guidance of the vehicle.
• Figs. 2-5 illustrate exemplary traffic scenarios for which the method may be used.
• the proposed method uses a reciprocal context between the transport infrastructure and the behavior of road users (any vehicles, pedestrians).
• the traffic infrastructure causes
• one strategy for following the current situation may be to follow a vehicle in front. As long as this vehicle complies with current traffic rules, does not cause an accident, ie the vehicle implements a best practice, nothing speaks against the consequences of the vehicle (eg a traffic light switched to red). As long as the vehicle in front drives on its own route, this can be a successful driving strategy.
• Suitable locations may be e.g. be designed as digital cards, which are arranged inside and / or outside of the vehicle on a server device.
• a communication device is required in the vehicle, with which the vehicle can communicate with the external server device and data to / from the external server
• Position information e.g. stored by GPS coordinates or formed as relative coordinates within the respective situation
• vehicle sensors e.g., cameras and / or vehicle dynamics sensors
• radar sensors e.g., radar sensors and / or
• Navigation devices and / or other sensors detected and transmitted to a combination device In the case of the combination mentioned by means of the combination device, all information is compared with one another in order to arrive at the most uniform and correct picture of the situation. The combined information is stored based on their location information in a digital map. For this purpose, an evaluation is carried out in order to arrive at correct information.
• temporal information e.g. local can be linked to temporal information
• Environment detection such as video cameras and / or radar sensors and / or digital maps and / or location information (e.g., GPS data) and / or other environmental sensors and aggregated information from the mentioned sensor devices to describe the situation.
• location information e.g., GPS data
• the aim is to improve the location and / or time-specific driving behavior for automated and / or automatic and / or manual driving.
• the following aspects are taken into account: - How has a vehicle whose behavior has been detected been included in the current
• Driving situations are very different from the respective road shapes, e.g. On highways usually a uniformly flowing traffic in the increased speed range is realized. Exceptions here are the following events, for example, the proposed aggregating
• Slow moving vehicles e.g., trucks on slopes
• T-junction with three outgoing roads (T-junction), where there is a risk that the driver does not recognize a stop in time or where there is a likelihood of confusion with a right-of-way
• the road users move within the above exemplified infrastructure.
• a description of the road users can be the following
• - location of the road user e.g. defined by a geo-coordinate (for example GPS coordinate, etc.), relative distances to road users and / or to lane boundaries
• Weather and weather conditions such as Dryness (general and dryness of the road), wet, snow, ice
• Temperature e.g. the air, the road, high heat (resulting in hectic driving), cold (resulting in attentive driving style)
• Vehicle environment detection sensor e.g. Video camera, radar sensor
• Lidar sensor ultrasonic sensor, other sensors
• Microphone e.g., to detect siren, horn, etc.
• said aggregation uses external information (e.g., accident statistics,
• the said aggregation i. capturing the behaviors of the
• Evaluating the recorded data of the environment can take place in the vehicle and / or on an external system and stored accordingly internally and / or externally in one or more memories. All of this can be used to make the ego vehicle through situation-specific
• FIG. 2 shows an exemplary traffic scenario 100 in which the
• Traffic scenario 100 and sensed, whereby the collected data are combined and evaluated, so that the data thus obtained can be used specifically.
• This allows, for example, that a driver assistance system of a vehicle in an approximation to the
• Crossing situation of Fig. 2 knows the potential hazard and gives a corresponding information or warning message to the driver, e.g. in
• FIG. 3 shows another traffic scenario 100 for which the proposed method can be used.
• One recognizes a crossing situation with a priority road 10 and a danger potential due to congestion.
• a vehicle 40 approaches the jam area at increased speed.
• the corresponding data may be distributed to other road users, so that future vehicles, when approaching the traffic scenario 100 of FIG. 3, may advantageously benefit from the "wealth of experience" of already driven vehicles.
• FIG. 4 shows another traffic scenario 100 for which the proposed method can be used.
• the traffic scenario 100 is formed as a bus stop at which a person 60 gets on a bus 70.
• another person 61 traverses the lane 10 in order to change to the opposite side of the road (indicated by a Arrow).
• a vehicle 40 is approaching this traffic scenario 100.
• the said traffic scenario 100 takes place at a time 80 and is likely to repeat 80 on one of the following days at the same time.
• FIG. 5 shows another traffic scenario 100 for which the proposed method can be used.
• the traffic scenario 100 includes driving through a three lane roundabout.
• a cooperative driving of the vehicles 30, 40 and 41 The vehicle 40 enters the roundabout on the right / outer lane and leaves the
• Roundabout at the first exit so performs amaschineabbiegemanöver.
• Another vehicle 30 enters the roundabout in the middle lane and leaves the roundabout at the second exit, thus realizing straight ahead driving.
• Another vehicle 41 enters in the left / inner lane in the roundabout and leaves the roundabout at the third exit, thus realizing a left turn maneuver.
• Vehicle 42 which enters the roundabout on the right / outer lane and remains permanently in the right / outer lane and the
• all variants should be known because the automated or automatically moving vehicle can adjust to all variants and can take into account accordingly.
• the combining and evaluating of the collected data may be in the form of a message and or in the form of defining exclusion criteria, but many other ways of combining and evaluating the collected data are possible.
• the proposed method can be advantageously used for high-performance automatic and / or (partially) automated driving functions.
• (partially) automated driving in urban environments, on country roads and on highways is relevant.
• the method can also be used for manual driving, with the driver of the vehicle then e.g. be emitted visual and / or audible warning.
• the method according to the invention can e.g. be used to provide high availability of longitudinal and lateral guidance of vehicles.
• FIG. 6 shows a basic sequence of an embodiment of the invention
• a step 200 an environment of a vehicle 30, 40, 41, 42 is detected by means of a sensor device.
• a step 210 capturing behaviors of
• a step 220 combining and evaluating the acquired data of the
• step 230 storing of the combined and evaluated data is performed. It goes without saying that the order of steps 200 and 210 is arbitrary.
• the proposed method can be realized by means of a software program with suitable program code means which runs on a device for determining data of a traffic scenario.
• suitable program code means which runs on a device for determining data of a traffic scenario.

Applications Claiming Priority (2)

Publications (1)

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ID=61801963

Family Applications (1)

Country Status (5)

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Family Cites Families (6)

• 2017
  • 2017-04-12 DE DE102017206343.2A patent/DE102017206343A1/de active Pending
• 2018
  • 2018-03-27 CN CN201880024497.7A patent/CN110506303B/zh active Active
  • 2018-03-27 US US16/476,987 patent/US20190355245A1/en not_active Abandoned
  • 2018-03-27 WO PCT/EP2018/057743 patent/WO2018188940A1/de unknown
  • 2018-03-27 EP EP18713903.5A patent/EP3610472A1/de not_active Ceased

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