Automatic unlocking control method for vehicle back door

A technology for vehicle back door and automatic unlocking, which is applied in the field of vehicle back door automatic unlocking control, can solve the problems of inability to unlock the back door, inconvenient use, etc., so as to improve vehicle performance, reduce battery consumption, and improve user performance. The effect of experience

Active Publication Date: 2022-08-02
DONGFENG MOTOR GRP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

When the owner does not bring the smart key and presses the button on the rear tailgate, the rear tailgate cannot be unlocked, which is inconvenient to use

Method used

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  • Automatic unlocking control method for vehicle back door
  • Automatic unlocking control method for vehicle back door
  • Automatic unlocking control method for vehicle back door

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Embodiment Construction

[0040] In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.

[0041] Vehicle antenna arrangement and its key detection area such as figure 1 shown. Wherein, the ellipse shaded area corresponding to the center of the antenna is the key detection range of the antenna. Among them, a is the car door handle, b is the key detection antenna at the car door handle, c is the key detection antenna at the front, middle and rear rows of the car, and d is the key detection antenna at the rear door of the car.

[0042] Infrared devices are arranged such as image 3 As shown, where e is the infrared device (the arrangement position can be changed), and f is the ...

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Abstract

The invention discloses an automatic unlocking control method for a vehicle back door, which is used for carrying out power supply / power failure treatment on infrared equipment at the position of the back door in combination with a vehicle gear / a vehicle door state. Under the condition that the infrared equipment is powered, whether a person passes by or not is read and detected according to the infrared equipment, the intelligent key is detected, and then whether the rear tail door is unlocked or not is determined. The vehicle owner only needs to carry the intelligent key and walk into the rear tail door, the rear tail door can be automatically unlocked, use is very convenient, and the vehicle using experience of a user is improved.

Description

technical field [0001] The invention belongs to the field of vehicles, and in particular relates to an automatic unlocking control method for a rear door of a vehicle. Background technique [0002] With the continuous development of science and technology, the requirements of car owners for car performance are constantly increasing, and the intelligent functions of cars are increasing. At present, the key used in most vehicles is a smart key. The owner only needs to carry the smart key (without taking out the smart key), approach the rear door, and then press the button at the rear door to unlock the rear door. When the car owner does not have the smart key and presses the button on the rear tailgate, the rear tailgate cannot be unlocked, which is inconvenient to use. SUMMARY OF THE INVENTION [0003] The purpose of the present invention is to provide an automatic unlocking control method for the rear door of a vehicle. The method only requires the owner to carry a smart ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B60R25/24
CPCB60R25/245
Inventor 王朝张坤卢佳李俊杰
Owner DONGFENG MOTOR GRP
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