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Lateral parking control system and control method thereof

A parking control and control method technology, applied in the direction of control devices, vehicle components, external condition input parameters, etc., can solve the problems of incomplete parking, difficult operation, difficult to control parking trajectory, etc., and achieve high engineering practical value, The effect of wide practical range and improved success rate

Active Publication Date: 2018-11-13
CHONGQING UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In vehicle driving, the operation of parking is very difficult, and in parking, side parking is the most difficult. High experience requirements have brought huge obstacles to many novice drivers. Often inexperienced drivers need to repeat many times. Parking can only be completed by moving forward and backward. If the space of the parking space is small, the parking cannot even be completed
[0003] In the prior art, there are many technologies to assist the driver in parking, such as reversing images. Most existing cars use reversing images to guide drivers to park, but because reversing images cannot accurately display distance information, and There are many image dead spots
Therefore, it is still necessary for the driver to judge the distance between the car and the car, which makes the parking trajectory difficult to control, and the difficulty of parking is still relatively large.

Method used

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  • Lateral parking control system and control method thereof

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Embodiment Construction

[0061] The present invention will be further described below in conjunction with the embodiments and accompanying drawings.

[0062] Such as figure 1 As shown, a side parking control system includes a vehicle electronic control system, the vehicle electronic control system adopts the target vehicle's own vehicle electronic control system, and the parking controller is connected to the vehicle electronic control system through a CAN bus.

[0063] Through the gyroscope and yaw rate sensor in the electronic control system of the vehicle, the parking controller can obtain the heading angle of the vehicle body of the target vehicle Front wheel deflection angle δ f , Vehicle rear axle speed v r . And these parameters are controlled by the vehicle electronic control system to control the corresponding actuators, so as to control the parking trajectory of the target vehicle.

[0064] The parking controller can also obtain the vehicle wheelbase l of the target car, the vehicle whe...

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Abstract

The invention discloses a lateral parking control system and a control method thereof. A parking controller obtains parking space requirement information a through an input and output module and determines a target parking space according to the parking space requirement information a. An environmental detection system determines an obstacle point between a target car and the target parking space,and relative position information b between the initial position of the target car and the obstacle point. The parking controller generates parking path information c according to the relative position information b and tracks and controls the target car in real time for parking trajectory correction according to the parking path information c. The lateral parking control system and the control method thereof have the beneficial effects that by adopting the lateral parking control system and the control method thereof, the parking path can be planned quickly and accurately, the parking trajectory during car parking is control accurately and automatically, the success rate of successful parking is increased, good robustness is achieved, the path planning logic is simple, the practical range is large, path planning and tracking can be completed in different car starting states, and the high engineering practical value is achieved.

Description

technical field [0001] The invention relates to a non-electric variable control or adjustment system for steering control of a motor vehicle or a trailer, in particular to a side parking control system and a control method thereof. Background technique [0002] In contemporary society, vehicle driving has become a skill that most people have mastered. In vehicle driving, the operation of parking is very difficult, and in parking, side parking is the most difficult. High experience requirements have brought huge obstacles to many novice drivers. Often inexperienced drivers need to repeat many times. Parking can only be completed by moving forward and backward. If the space of the parking space is small, the parking cannot even be completed. [0003] In the prior art, there are many technologies to assist the driver in parking, such as reversing images. Most existing cars use reversing images to guide drivers to park, but because reversing images cannot accurately display dis...

Claims

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Application Information

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IPC IPC(8): B60W30/06
CPCB60W30/06B60W2420/54B60W2554/00
Inventor 郑玲杨威杜文豪梁家恺任玥李以农
Owner CHONGQING UNIV
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