VEHICLE RADIO SECURITY SYSTEM Russian patent published in 2002 - IPC

FIELD: transport engineering. SUBSTANCE: invention relates to vehicle security systems with radio channel. Proposed system has control unit, protection mode setting unit with electronic label and carried transceiver, and vehicle functional members locking units. System utilizes also external protection structure such, as garage housing. Sensor of unauthorized action onto protection structure and stationary transmitter, sensor of action onto vehicle carried receiver coupled by radio with stationary transmitter, decoder, controllable relay and vehicle unautorized action sensor are also provided. Protection system is made distributed. If criminal breaks into garage, i. e. at the first line of protection alarm signaling units inside vehicle are set into operation and locking units are prepared for starting. At the second line of protection readiness for operation is confirmed after initiation of ignition switch, when system has not recognized the owner. EFFECT: improved protection from stealing without increase of cost and complication of system. 3 cl, 3 dwg