Key authentication method for keyless start system

A technology of keyless start and authentication method, which is applied in anti-theft vehicle accessories, transportation and packaging, vehicle parts, etc., which can solve the problem of inability to guarantee vehicle safety, lack of key result clearing mechanism, inability to quickly respond to user power switch or Issues such as the intention to start the vehicle, to achieve the effect of improving reliability and stability

Active Publication Date: 2016-10-05
GUANGZHOU AUTOMOBILE GROUP CO LTD
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  • Abstract
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AI Technical Summary

Problems solved by technology

[0004] There is no way to quickly respond to the user's intention to switch the power supply or start the vehicle, which may lead to the occasional failure to detect the key situation, and sometimes it is impossible to switch the power sup

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  • Key authentication method for keyless start system

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Example Embodiment

[0045] Embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.

[0046] Please refer to figure 1 As shown, Embodiment 1 of the present invention provides a key authentication method for a keyless start system, including:

[0047] Step S1, trigger key pre-authentication when the first trigger condition is met;

[0048] Step S2, when the second trigger condition is reached, key authentication is triggered;

[0049] Step S3, when the third trigger condition is met, key re-authentication is triggered.

[0050] In the embodiment of the present invention, authentication (including the above-mentioned pre-authentication, authentication, and re-authentication) means to find a legal key through the low-frequency antenna or engine anti-theft coil in the car. If a legal key is found, the authentication result is valid. The key is invalid, and the key authentication result is invalid by default.

[0051] Each step is descri...

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Abstract

The present invention provides a key authentication method for a keyless start system, comprising: step S1, triggering key pre-authentication when the first trigger condition is met; step S2, triggering key authentication when the second trigger condition is met; step S3, When the third trigger condition is met, key re-authentication is triggered. The invention defines and classifies the authentication of the key in each situation in detail, ensures fast and safe power switching or starting the vehicle, and improves the reliability and stability of the system.

Description

technical field [0001] The invention relates to the technical field of automobiles, in particular to a key authentication method for a keyless start system. Background technique [0002] The intelligent keyless start system has been widely used in fuel vehicles. As a new option to replace the traditional ignition key and ignition lock, the driver only needs to press the start button or switch to complete the engine start. It is easy to operate, safe and stylish, and more in line with the trend of intelligent automotive electronics. [0003] As an important part of the keyless start system, how to authenticate the key during the working process is a key technical point. However, the technical solution of many manufacturers at this stage is to search and For the authentication key, the key result retention is not clearly defined, and there are the following disadvantages: [0004] There is no way to quickly respond to the user's intention to switch the power supply or start ...

Claims

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Application Information

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IPC IPC(8): B60R25/20
Inventor 杨土超赖瑞福杨佩君任强
Owner GUANGZHOU AUTOMOBILE GROUP CO LTD
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