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Simulation system of automatic driving vehicle

A technology of automatic driving and simulation system, applied in the field of simulation system to achieve the effect of expanding the perception range

Pending Publication Date: 2020-12-22
CHINA FIRST AUTOMOBILE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, only the simulation verification based on ADAS single-vehicle sensing technology has been realized, and the vehicle can only sense the environment within the single-vehicle perspective at a short distance and without obstructions.

Method used

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  • Simulation system of automatic driving vehicle
  • Simulation system of automatic driving vehicle

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Experimental program
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Embodiment 1

[0024] Such as figure 1 As shown, Embodiment 1 of the present invention provides a simulation system 100 for an automatic driving vehicle. The simulation system 100 for an automatic driving vehicle includes a simulation upper computer 200 , an algorithm upper computer 300 and a simulation lower computer 400 .

[0025] Specifically, the simulation host computer 200 includes a scenario management module 220 and a simulation engine module 210, the scenario management module 220 is used to generate test cases for distribution to the simulation engine module 210, and the simulation engine module 210 is used to The test case simulates the external environment of the self-driving vehicle; the algorithm host computer 300 is used to output decision-making control instructions using a preset decision-making algorithm according to the external environment; the simulation lower computer 400 is used to simulate the decision-making of the self-driving vehicle The response to the control com...

Embodiment 2

[0029] Such as figure 2 As shown, Embodiment 2 of the present invention provides a simulation system 100 for an automatic driving vehicle. Embodiment 2 of the present invention is a further description, explanation and extended optimization on the basis of Embodiment 1 of the present invention. The simulation system for an automatic driving vehicle 100 includes a simulation upper computer 200 , an algorithm upper computer 300 and a simulation lower computer 400 .

[0030]In this embodiment, in the method for the scenario management module 220 to generate the test case, it may specifically use the scenario element to construct the scenario use case library 221, and generate the test case according to the scenario element selected from the scenario usage case library 221, wherein the scenario element includes Road network, traffic facilities, temporary facilities, pedestrians, environment (such as weather) and wireless network channels. Specifically, the tester can build the s...

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Abstract

The embodiment of the invention discloses a simulation system of an automatic driving vehicle. The simulation system of the automatic driving vehicle comprises a simulation upper computer, the simulation upper computer comprises a scene management module and a simulation engine module, the scene management module is used for generating test cases and distributing the test cases to the simulation engine module, and the simulation engine module is used for simulating the external environment of the automatic driving vehicle according to the test cases; an algorithm upper computer used for outputting a decision control instruction by using a preset decision algorithm according to the external environment; and a simulation lower computer used for simulating the response of the automatic driving vehicle to the decision control instruction. According to the embodiment of the invention, the perception range during vehicle simulation is expanded.

Description

technical field [0001] Embodiments of the present invention relate to automatic driving technologies, and in particular to a simulation system for automatic driving vehicles. Background technique [0002] With the development of the automobile industry, intelligent connected vehicles occupy a dominant position in the future market. It divides the technical core into two levels of intelligence and networking. Intelligentization relies on ADAS (Advanced Driving Assistance System, Advanced Driver Assistance System), and realizes ACC (Adaptive Cruise Control, automatic cruise) and APS (Automated Parking System, autonomous parking) by combining on-board sensors and automotive automatic control systems. ) and AEB (Autonomous Emergency Braking, automatic emergency braking) and a series of functions. Networking relies on the V2X (Vehicle to X, wireless communication technology for vehicles) system to realize vehicle-person, vehicle-vehicle, vehicle-road and vehicle-platform inform...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F30/20G06T17/00G06F11/36
CPCG06F30/20G06T17/00G06F11/3684
Inventor 冯舒南洋董馨李长龙
Owner CHINA FIRST AUTOMOBILE
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