Classified automobile antitheft alarming method and digital automobile alarm thereof

Abstract

An automobile alarm comprises a signal processing unit, a displaying device and a sensor group, wherein the sensor group includes sensors arranged in automobile doors, a footbrake and an ignition control circuit; the signal processing unit includes a counting circuit. The classified automobile antitheft alarming method comprises the following steps: different electrical signals are generated by the automobile alarm according to different abnormal action conditions, and transmitted to the signal processing unit of the alarm; and the signal processing unit controls the display status of the displaying device of the alarm according to analyzed results. After the invention adopts the technical scheme, the automobile alarm can send different alarm signals according to the degree of threat or infraction from an automobile, so as to remind security personnel of focusing on the protection of the automobile. Even if the automobile is stolen, the automobile alarm can remind passers-by or traffic polices on the road that the automobile is a stolen automobile, and a thief is caught in time during the process of driving the automobile by the thief.

Description

Technical field [0001] The present invention relates to alarm equipment, in particular to a method and device for hierarchical alarm used on automobiles. Background technique [0002] The current car alarms have a flashing LED light to indicate the anti-theft status. This type of alarm has only one status display and cannot display the degree of threat or violation of the car. Although there are also car alarms with hierarchical alarms, but This kind of alarm only distinguishes the alarm level according to the different positions of the sensor. As for how many times the vehicle has been violated, it cannot be displayed. Moreover, this kind of alarm still uses the way of flashing LED lights to alarm. People around do not necessarily know what level of alarm corresponds to the different flashing methods of the LED lights, so it is not easy to be recognized by people around, especially when the vehicle is caught by a thief. It is important to pay attention to the fact that this kind...

AI Technical Summary

Problems solved by technology

[0003] The invention provides a car grading anti-theft alarm method and its car alarm device. According to the degree of threat or violation of the car, different alarm signals are sent out, and the car alarm level is displayed through a display device, so as to solve the problem of single and safe anti-theft status in the prior art. Poor technical issues

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