| 摘要 |
<p>A vehicle communication terminal stops a currently-operating GPS engine when a vehicle is put into a parking condition, memorizes a station number transmitted from a base station that serves as a waiting station, starts the stopped GPS engine when a currently-received station number and plural station numbers memorized after parking do not match, and transmits an emergency report signal including positional information derived from GPS measurement by the GPS engine, pre-registered vehicle information and the like through a communication network to a center terminal or a user terminal for suppressing vehicle battery capacity loss while timely performing an emergency report in case of vehicle theft.</p> |
