| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To prevent the automatic locking of a door lock under the half-door state in an automatic-door locking device for a car automatically locking the door lock when a holder for a portable machine sparates from the car and goes out from a communication effective range (a specified range in the periphery of the car). <P>SOLUTION: When the half-door state is detected (a step S21) during the transmission of an intermittent request signal for detecting the place of the portable machine after the start of an automatic locking-treatment transfer (the steps S39, S40, S12 and S41), a locking under the half-door state is prevented and the burglarproofness and marketability properties of the car are improved by interrupting an automatic locking treatment (the step S22). <P>COPYRIGHT: (C)2004,JPO</p> |
