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Automatic emergency lane changing control method and storage medium

A control method and lane-changing technology, applied in the direction of control devices, etc., can solve problems such as inconvenient application, and achieve the effect of avoiding safety risks, optimizing resilience, and improving driving experience.

Inactive Publication Date: 2022-05-13
CHONGQING CHANGAN AUTOMOBILE CO LTD
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The existing technology mainly focuses on the control method of automatic lane change, which is inconvenient to apply to the dangerous scene where normal braking in the following state cannot avoid collision, and proposes a control method for automatic emergency lane change

Method used

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  • Automatic emergency lane changing control method and storage medium

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Experimental program
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Embodiment

[0026] Example: see figure 1 ,

[0027] A control method for automatic emergency lane change, comprising the following steps,

[0028] S1. Obtain the state information of the own vehicle and the surrounding environment information; the state information includes the movement state of the own vehicle; the environment information includes the movement state of the preceding vehicle, the longitudinal distance and the lane information around the own vehicle. The lane information includes lane line information on both sides of the lane where the vehicle is located and traffic flow information on both sides of the lane where the vehicle is located acquired through the vehicle-mounted camera.

[0029] S2. Determine whether there is a risk of collision according to the state information and environmental information; if so, perform the next step; specifically, judge the longitudinal distance between the vehicle and the vehicle in front according to the motion state of the vehicle, th...

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Abstract

The invention discloses an automatic emergency lane changing control method and a storage medium, and the method comprises the steps: S1, obtaining the state information of a vehicle and the surrounding environment information; s2, judging whether a collision risk exists or not according to the state information and the environment information; if yes, executing the next step; s3, judging whether the collision risk can be avoided or not according to a preset deceleration condition; if yes, decelerating according to a preset deceleration condition, otherwise, executing the next step; s4, a driver is reminded to take over driving, and whether lanes on the two sides of the current lane of the vehicle meet lane changing conditions or not is judged according to the environment information; if yes, executing the next step, otherwise, decelerating according to a preset deceleration condition and continuously reminding the driver to take over driving; and S5, if the driver does not take over the driving within the preset time, planning a lane changing path and performing emergency automatic lane changing. According to the invention, the driving safety and the driving experience of the user under a complex traffic flow condition can be improved.

Description

technical field [0001] The invention belongs to the technical field of automobile intelligent driving, and more specifically relates to a control method and a storage medium for automatic emergency lane change. Background technique [0002] As users have higher and higher requirements for cars, cars are no longer a simple means of transportation, but a comprehensive product that integrates travel, entertainment, office and other functions. Among them, car intelligence is the hottest technology on the market at present. Intelligent driving ability has also become one of the important indicators to measure the quality of a car. In the state of intelligent driving, how to improve the user's safe and comfortable driving experience is the tireless pursuit of practitioners. [0003] Chinese patent CN 109050533 B relates to a vehicle automatic lane change control method and device, which includes: judging whether the vehicle is in a lane change condition; prompting the driver to ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B60W30/18B60W50/14B60W50/16
CPCB60W30/18163B60W50/14B60W50/16B60W2554/40B60W2554/802B60W2552/53B60W2050/146B60W2420/403
Inventor 郑益邹宇欧阳维力
Owner CHONGQING CHANGAN AUTOMOBILE CO LTD
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