Patent ID: 7612649
Filing Date: 2009-11-03
Classification: B60R

Abstract:
1. A smart entry system for a vehicle having a plurality of doors comprising: a transmitter that is provided in a vehicle in connection with a specified door of the vehicle and transmits a request signal within a predetermined range around the specified door; a portable unit for receiving the request signal transmitted from the transmitter and transmitting a response signal in response to the request signal; a receiver that is provided in the vehicle and receives the response signal from the portable unit, a touch detecting unit that is provided in the vehicle to detect a touch on the specified door; a lock switch that is provided in the vehicle to lock the specified door by an external operation when the specified door is unlocked; and a control unit that is provided in the vehicle and sets the specified door to an unlock standby state in response to the response signal, unlocks the specified door if the touch is detected by the touch detecting unit, and locks the specified door if the lock switch is operated under the state that the specified door is in an unlock state, the control unit unlocking only the specified door when the specified door is touched in the unlock standby state, and also automatically unlocking at least one of other doors after a predetermined time elapses from the unlocking of the specified door and irrespective of a presence or absence of a touch on at least one of the other doors.