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Automobile password anti-theft method

A password anti-theft and car technology, which is applied in the field of car password anti-theft, can solve problems such as the failure of the car to start, and achieve the effect of not being easy to repeat and changing the combination

Inactive Publication Date: 2014-07-23
长春易控汽车电子有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the electronic anti-theft method needs to carry an electronic key with you. This electronic key needs an additional power supply battery. When the battery power is insufficient, the car will not start.

Method used

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Embodiment Construction

[0034] In order to have a clearer understanding of the technical features, purposes and effects of the invention, the specific embodiments of the present invention are now described with reference to the accompanying drawings, in which the same reference numerals represent parts that are identical or similar in structure but identical in function.

[0035] In order to make the drawing concise, each drawing only schematically shows the parts related to the present invention, and they do not represent the actual structure of the product. In addition, to make the drawings concise and easy to understand, in some drawings, only one of the components having the same structure or function is schematically shown, or only one of them is marked.

[0036] Herein, "a" not only means "only one", but also means "more than one".

[0037] figure 1 It is a structural diagram for illustrating an exemplary embodiment of a password anti-theft device for a car. As shown in the figure, the passwo...

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PUM

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Abstract

An automobile password anti-theft method comprises the steps that (a), control order signals of an automobile are collected and an operation password is generated according to the type and the input sequence of the control order signals; (b), whether the type and the input sequence of the operation passwords obtained in the step (a) are identical to those of preset control order signals or not is judged through comparison; (c), if a judgment result of the step (b) is positive, a start procedure of an engine of the automobile is started; (d), if the judgment result of the step (b) is negative, an anti-theft alarm of the automobile is started. The control order signals are composed of at least two of an ignition key signal, an accelerator pedal signal, a brake pedal signal, a gear signal, a parking braking signal, an air conditioner switching signal, an air blower signal and a light signal.

Description

technical field [0001] The invention relates to a password anti-theft method, in particular to a password anti-theft method for automobiles. Background technique [0002] Existing automobile anti-theft method mainly is mechanical anti-theft and electronic anti-theft. When the electronic anti-theft method is adopted, the on-board control chip is used to complete the control signal identification, and then control the switch of the relay to control various ignition switches and control interfaces on the car. But electronic anti-theft method needs to carry electronic key, and this electronic key needs additional power supply battery, and the phenomenon that automobile can not start can occur when battery electric power is insufficient. When the mechanical anti-theft method is adopted, a traditional metal key needs to be configured, so that car thieves can steal the vehicle by preparing the key. Contents of the invention [0003] The purpose of the invention is to provide a ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B60R25/20
Inventor 姚国超
Owner 长春易控汽车电子有限公司
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