CN215072993U - V2X scene test system - Google Patents
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- CN215072993U CN215072993U CN202022766080.5U CN202022766080U CN215072993U CN 215072993 U CN215072993 U CN 215072993U CN 202022766080 U CN202022766080 U CN 202022766080U CN 215072993 U CN215072993 U CN 215072993U
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Abstract
The utility model relates to a real vehicle test system for V2X scene, which adopts a remote monitoring platform, at least two data acquisition units, a road side simulation unit and a base station unit; completing the tests of high-precision positioning of a V2X real vehicle test scene and real-time recording and displaying of early warning data of a trigger scene; the method improves the scene testing efficiency of the vehicle V2X, perfects a V2X scene testing system and reduces the cost of the testing process.
Description
Technical Field
The invention relates to the technical field of intelligent networked automobiles, in particular to a V2X scene testing system.
Background
The intelligent internet automobile (V2X for short) provides Vehicle information through an OBU Vehicle-mounted terminal installed on a Vehicle, realizes interconnection and intercommunication between a Vehicle and a Vehicle (V2V for short), between a Vehicle and a road (V2I for short) and between a Vehicle and a Person (V2P for short) by adopting a wireless communication technology, and effectively utilizes information on an information network platform, such as extraction, sharing and the like, so that the distance between the Vehicle and the Vehicle is guaranteed, and the probability of collision accidents of the Vehicle is reduced; and the communication with other vehicles and network systems improves the efficiency of traffic operation, and effectively manages and controls the vehicles and provides comprehensive services.
In the existing test process of a V2X scene of a vehicle, a drive test device and a vehicle-mounted device need to be used for testing, the requirement on a positioning system is higher and higher, and positioning information with higher precision needs to be provided; and requirements are also provided for an actual test scene monitoring and displaying platform. The road test equipment is mainly used for broadcasting roadside road information such as weather, road construction, road speed limit, surrounding environment facilities and the like. Because V2X scenes are more, the real vehicle test process is more complex, the actual road condition meeting the scenes needs to be built, and the standard requirements of the scenes are met; therefore, more sophisticated real-vehicle test systems are needed.
SUMMERY OF THE UTILITY MODEL
The purpose of this disclosure is to provide a V2X scenario test system to meet the requirements of scenario standard test.
A V2X scenario testing system, comprising: a remote monitoring platform and at least two V2X vehicle-mounted data acquisition units, wherein the remote monitoring platform and the V2X vehicle-mounted data acquisition units are connected in a communication way, the V2X vehicle-mounted data acquisition units are installed on different vehicles,
the V2X vehicle-mounted data acquisition unit is used for acquiring vehicle state data of a vehicle and broadcasting the vehicle state data of the vehicle; receiving other vehicle state data broadcast by a V2X vehicle-mounted data acquisition unit on other vehicles, generating a safety early warning result according to the vehicle state data of the vehicle and the other vehicle state data, and sending the safety early warning result to the remote monitoring platform; and the remote monitoring platform is used for outputting the safety early warning result.
In one embodiment, the V2X scenario test system further includes: the road side simulation unit is in communication connection with the V2X vehicle-mounted data acquisition unit, the road side simulation unit is used for simulating traffic information and broadcasting the traffic information, and the V2X vehicle-mounted data acquisition unit is used for receiving the broadcasted traffic information.
In one embodiment, the vehicle status data includes high-precision positioning information, and the V2X scenario testing system further includes: a base station unit communicatively coupled to the V2X onboard data acquisition unit,
the base station unit is used for providing first positioning data, and the V2X vehicle-mounted data acquisition unit is also used for acquiring second positioning data and obtaining the high-precision positioning information according to the first positioning data and the second positioning data.
In one embodiment, the V2X onboard data collection unit comprises a central processing unit, an LTEV communication unit, a GNSS communication unit, a CAN communication module, a 4G/5G communication module and a local area network communication module,
the central processing unit is used for generating a safety early warning result according to the received vehicle state data; the LTEV communication unit is used for communicating with other vehicle-mounted data acquisition units; the GNSS communication unit is used for positioning the vehicle, the CAN communication module is used for acquiring vehicle state data of the vehicle, and the 4G/5G communication module is used for communicating with the remote monitoring platform.
In one embodiment, the GNSS communication unit includes: the GNSS communication module and the GNSS antenna;
the GNSS module is used for obtaining second positioning data through the GNSS antenna, the GNSS communication module is used for carrying out differential processing on the first positioning data and the second positioning data to obtain the high-precision positioning information, and the second positioning data is positioning data obtained through one or more of a GPS, a Beidou positioning system, a GLONASA positioning system and a Galileo system.
In one embodiment, the base unit comprises a real-time location module and a wireless communication antenna; the real-time positioning module transmits the obtained positioning data to the corresponding vehicle through the wireless communication antenna.
In one embodiment, the V2X on-board data collection unit further includes a local area network communication module for configuring parameters of the V2X on-board data collection unit.
In one embodiment, the V2X onboard data acquisition unit comprises: the vehicle state monitoring system comprises a first data interface and a second data interface, wherein the first data interface is used for connecting a vehicle and acquiring vehicle state data from the vehicle, and the second data interface is used for communicating with other vehicle-mounted data acquisition units and a remote monitoring platform.
In one embodiment, the first data interface is a vehicle ethernet interface.
In one embodiment, the V2X vehicle data acquisition unit includes a display for displaying the safety precaution results.
The V2X scene testing system in the embodiment of the application adopts a remote monitoring platform, at least two V2X vehicle-mounted data acquisition units, a road side simulation unit and a base station unit; completing the tests of high-precision positioning of a V2X real vehicle test scene and real-time recording and displaying of early warning data of a trigger scene; the method improves the scene testing efficiency of the vehicle V2X, perfects a V2X scene testing system and reduces the cost of the testing process.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:
FIG. 1 is a schematic structural diagram of a V2X scenario test system according to an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a V2X scenario test system according to another embodiment of the present application;
fig. 3 is a schematic structural diagram of a V2X data acquisition unit according to an embodiment of the present application.
Detailed Description
The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
As shown in fig. 1, a V2X scene testing system includes a remote monitoring platform 01 and at least two V2X data acquisition units 04 and 05, where the remote monitoring platform and the V2X vehicle data acquisition units are connected in communication, the V2X vehicle data acquisition unit is installed on different vehicles 1 and 2 (the V2X vehicle data acquisition unit 04 is installed on the vehicle 2, and the V2X vehicle data acquisition unit 05 is installed on the vehicle 1), the V2X vehicle data acquisition unit is configured to acquire vehicle state data of a vehicle, for example, the vehicle state data of the vehicle acquired by the V2X vehicle data acquisition unit 04 is vehicle state data of the vehicle 2, the vehicle state data of the vehicle acquired by the V2X vehicle data acquisition unit 05 is vehicle state data of the vehicle 1, and broadcast the vehicle state data of the corresponding vehicle; receiving other vehicle state data broadcast by a V2X vehicle-mounted data acquisition unit on other vehicles, generating a safety early warning result according to the vehicle state data of the vehicle and the other vehicle state data, and sending the safety early warning result to the remote monitoring platform; the remote monitoring platform is used for outputting the safety early warning result and comprises a remote monitoring platform.
The working process of the scenario test system is described below from the perspective of the V2X vehicle data acquisition unit 05, specifically as follows:
the V2X vehicle-mounted data acquisition unit 04 provides the body information of the vehicle 2, specifically, the V2X vehicle-mounted data acquisition unit 04 acquires the body information of the vehicle 2 and then broadcasts the body information B, and the V2X vehicle-mounted data acquisition unit 05 receives the body information B and acquires the body information a of the vehicle 1, and makes a safety precaution according to the body information a and the body information B. It should be noted that the vehicle-mounted data acquisition unit 04 and the vehicle-mounted data acquisition unit 05 may be the same vehicle-mounted data acquisition unit, and in the embodiment of the present application, the numbers 04 and 05 are used for distinguishing the vehicle-mounted data acquisition units from each other to distinguish the vehicle-mounted data acquisition units from each other.
The V2X scenario testing system of this embodiment adopts a remote monitoring platform, at least two V2X vehicle-mounted data acquisition units, a road side simulation unit, and a base station unit; completing the tests of high-precision positioning of a V2X real vehicle test scene and real-time recording and displaying of early warning data of a trigger scene; the method improves the scene testing efficiency of the vehicle V2X, perfects a V2X scene testing system and reduces the cost of the testing process.
Optionally, the V2X onboard data acquisition unit includes: the vehicle state monitoring system comprises a first data interface and a second data interface, wherein the first data interface is used for connecting a vehicle and acquiring vehicle state data from the vehicle, and the second data interface is used for communicating with other V2X vehicle-mounted data acquisition units and a remote monitoring platform. Optionally, the first data interface is configured as a vehicle ethernet interface. Optionally, the V2X vehicle data acquisition unit includes a display, and the display is used for displaying the safety precaution result.
Referring to fig. 2, in an embodiment, the V2X scene testing system further includes a roadside simulation unit 02, where the roadside simulation unit 02 is communicatively connected to each of the V2X vehicle-mounted data acquisition units, the roadside simulation unit 02 is configured to simulate traffic information and broadcast the traffic information, and the V2X vehicle-mounted data acquisition unit is configured to receive the broadcast traffic information. Optionally, the traffic information includes: weather, road construction, road speed limit, surrounding facilities and the like. The scheme of the embodiment can realize the test of V2I or V2P scenes; the road side simulation unit can also be connected with the remote monitoring platform and used for sending information such as weather, road construction, road speed limit, surrounding environment facilities and the like, so that the remote monitoring platform correspondingly displays the information such as the weather, the road construction, the road speed limit, the surrounding environment facilities and the like.
With continued reference to fig. 2, the V2X scenario testing system further includes a base station unit 03, the vehicle status data includes high-precision positioning information, and the base station unit 03 is communicatively connected to the V2X onboard data acquisition unit. The base station unit 03 is configured to provide first positioning data, and the V2X vehicle-mounted data acquisition unit may be further configured to acquire second positioning data, and obtain the high-precision positioning information according to the first positioning data and the second positioning data. And the V2X vehicle-mounted data acquisition unit processes the first positioning data and the second positioning data by utilizing differential positioning to obtain the high-precision positioning information. Optionally, the base station unit comprises a real-time positioning module and a wireless communication antenna; the real-time positioning module transmits the obtained positioning data to the corresponding vehicle through the wireless communication antenna.
Optionally, the V2X vehicle data collection unit further includes a local area network communication module, and the local area network communication module configures parameters of the V2X vehicle data collection unit. The local area network communication module can be a WiFi module which is used for communication among the V2X vehicle-mounted data acquisition units so as to configure the test parameters of each V2X vehicle-mounted data acquisition unit.
As shown in fig. 3, a schematic structural diagram of a V2X vehicle-mounted data collection unit provided in an embodiment of the invention is shown, where the V2X vehicle-mounted data collection unit includes a central processing unit, an LTEV communication unit, a GNSS communication unit, a CAN communication module, a 4G/5G communication module, and a local area network communication module, where the central processing unit is configured to generate a safety warning result according to the received vehicle state data; the LTEV communication unit is used for communicating with other V2X vehicle-mounted data acquisition units; the GNSS communication unit is used for positioning the vehicle, the CAN communication module is used for acquiring vehicle state data of the vehicle, and the 4G/5G communication module is used for communicating with the remote monitoring platform. Optionally, the GNSS communication unit includes: the GNSS communication module and the GNSS antenna; the GNSS module is used for obtaining second positioning data through the GNSS antenna, the GNSS communication module is used for carrying out differential processing on the first positioning data and the second positioning data to obtain the high-precision positioning information, and the second positioning data is positioning data obtained through one or more of a GPS, a Beidou positioning system, a GLONASA positioning system and a Galileo system.
In one embodiment, the base station unit 03 comprises a real-time positioning module and a wireless communication antenna; the real-time positioning module transmits the obtained positioning data to the corresponding vehicle through the wireless communication antenna.
In one embodiment, the V2X on-board data collection unit further includes a local area network communication module for configuring parameters of the V2X on-board data collection unit.
In one embodiment, the V2X onboard data acquisition unit comprises: the vehicle state monitoring system comprises a first data interface and a second data interface, wherein the first data interface is used for connecting a vehicle and acquiring vehicle state data from the vehicle, and the second data interface is used for communicating with other V2X vehicle-mounted data acquisition units and a remote monitoring platform. Optionally, the first data interface is a vehicle ethernet interface.
In one embodiment, the V2X vehicle data acquisition unit includes a display for displaying the safety precaution results.
The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, various possible combinations will not be separately described in this disclosure.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.
Claims (10)
1. A V2X scenario testing system, comprising: a remote monitoring platform and at least two V2X vehicle-mounted data acquisition units, wherein the remote monitoring platform and the V2X vehicle-mounted data acquisition units are connected in a communication way, the V2X vehicle-mounted data acquisition units are installed on different vehicles,
the V2X vehicle-mounted data acquisition unit is used for acquiring vehicle state data of a vehicle and broadcasting the vehicle state data of the vehicle; receiving other vehicle state data broadcast by a V2X vehicle-mounted data acquisition unit on other vehicles, generating a safety early warning result according to the vehicle state data of the vehicle and the other vehicle state data, and sending the safety early warning result to the remote monitoring platform; and the remote monitoring platform is used for outputting the safety early warning result.
2. The V2X scenario testing system of claim 1, wherein the V2X scenario testing system further comprises: the road side simulation unit is in communication connection with the V2X vehicle-mounted data acquisition unit, the road side simulation unit is used for simulating traffic information and broadcasting the traffic information, and the V2X vehicle-mounted data acquisition unit is used for receiving the broadcasted traffic information.
3. The V2X scenario testing system of claim 1, wherein the vehicle state data includes high precision positioning information, the V2X scenario testing system further comprising: a base station unit communicatively coupled to the V2X onboard data acquisition unit,
the base station unit is used for providing first positioning data, and the V2X vehicle-mounted data acquisition unit is also used for acquiring second positioning data and obtaining the high-precision positioning information according to the first positioning data and the second positioning data.
4. The V2X scenario test system of claim 3, wherein the V2X onboard data collection unit includes a central processor, an LTEV communication unit, a GNSS communication unit, a CAN communication module, a 4G/5G communication module and a local area network communication module,
the central processing unit is used for generating a safety early warning result according to the received vehicle state data; the LTEV communication unit is used for communicating with other V2X vehicle-mounted data acquisition units; the GNSS communication unit is used for positioning the vehicle, the CAN communication module is used for acquiring vehicle state data of the vehicle, and the 4G/5G communication module is used for communicating with the remote monitoring platform.
5. The V2X scenario test system of claim 4, wherein the GNSS communication unit comprises: the GNSS communication module and the GNSS antenna;
the GNSS module is used for obtaining second positioning data through the GNSS antenna, the GNSS communication module is used for carrying out differential processing on the first positioning data and the second positioning data to obtain the high-precision positioning information, and the second positioning data is positioning data obtained through one or more of a GPS, a Beidou positioning system, a GLONASA positioning system and a Galileo system.
6. The V2X scenario test system of claim 3, wherein the base unit includes a real-time location module and a wireless communication antenna; the real-time positioning module transmits the obtained positioning data to the corresponding vehicle through the wireless communication antenna.
7. The V2X scenario testing system of claim 1, wherein the V2X vehicle data collection unit further comprises a local area network communication module, the local area network communication module configured to configure parameters of the V2X vehicle data collection unit.
8. The V2X scenario testing system of claim 1, wherein the V2X onboard data collection unit comprises: the vehicle state monitoring system comprises a first data interface and a second data interface, wherein the first data interface is used for connecting a vehicle and acquiring vehicle state data from the vehicle, and the second data interface is used for communicating with other V2X vehicle-mounted data acquisition units and a remote monitoring platform.
9. The V2X scenario test system of claim 8, wherein the first data interface is a vehicle ethernet interface.
10. The V2X scenario testing system of any one of claims 1-8, wherein the V2X onboard data collection unit includes a display for displaying the safety precaution results.
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| CN202022766080.5U CN215072993U (en) | 2020-11-25 | 2020-11-25 | V2X scene test system |
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