Patent ID: 7304564

Claim:
An automotive detecting system, comprising an identity device and an automotive detecting host; said automotive detecting host communicating wirelessly with said identity device for detecting said identity device and controlling at least one alarm or at least one door locking mechanism of a car; and said identity device carried by a user or a car owner for receiving a detecting signal from said automotive detecting host or transmitting an identity signal within a predetermined distance between said automotive detecting host and said identity device; wherein said automotive detecting host comprises: an identity identification unit transmitting said detecting signal to detect said identity device and receiving said identity signal transmitted from said identity device within said predetermined distance; a CODEC control unit electrically connected to said identity identification unit for performing signal protection, signal coding/decoding, or signal control for signals output from said identity device, and at least outputting a control signal to control said at least one alarm or said at least one door locking mechanism; and a micro-control unit electrically connected to said CODEC control unit for performing control and executing instruction sets for said automotive detecting host responsive to said control signal output from said CODEC control unit; whereby said automotive detecting host detects proximity of said identity device to control said alarm or said door locking mechanism of said car.