METHOD OF RADIO SEARCH OF STOLEN VEHICLES Russian patent published in 2009 - IPC B60R25/10 G08B25/10 

FIELD: automotive industry.

SUBSTANCE: invention relates to equipment of detection, tracking and interception of stolen vehicles. The subscriber line unit is mounted on the vehicle, alarm messages with identification code and current vehicle coordinates are transmitted using mobile communication circuits and standby transmitter. The said standby transmitter is taken a bearing on using the search vehicle-based complexes and/or unmounted fast-response detachments. The messages containing the standby transmitter direction finding results and those of positioning of search complexes are transmitted to the dispatcher center. The latter generates coordinating instructions to be transmitted to the said search complexes. The subscriber line unit of every vehicle incorporates a self-contained radio beacon. The signals sent by standby transmitter and/or radio beacon are received by stationary (mobile) pagers-repeaters to be sent via mobile communication circuit to the dispatcher center. The data signal are generated and transmitted to mobile phone of the vehicle owner. The book messages containing the lists of identification codes of radio beacons of stolen vehicles are transmitted to pagers and search complexes. Identification code from the above said list identified in received signal from self-contained radio beacon, the instruction of activating the said self-contained radio beacon is transmitted in air. At the same time, the message containing the coordinates of the pager-repeaters and/or search complex to the dispatcher center.

EFFECT: search, tracking and interception of stolen vehicle in conditions of induced interferences, concealed warning about vehicle stealing.

3 cl, 5 dwg