Patent ID: 7579938

Claim:
A control system for a vehicle, the system including: an in-vehicle system provided in the vehicle and configured to transmit a request signal; and a handheld unit configured to return a response signal including an ID code in response to the request signal, the in-vehicle system comprising: a collating unit configured to perform a collation of the ID code from the handheld unit; a lock instruction unit to be operated by a holder of the handheld unit for issuing a lock instruction to lock a door of the vehicle; an unlock instruction unit provided in a door handle of the vehicle to be operated by the holder for issuing an unlock instruction to unlock the door when the ID code is verified in the collation performed by the collating unit; a disabling unit to disable the unlock instruction issued by the unlock instruction unit from when the door is locked based on the lock instruction to when a predetermined time period elapses, the predetermined time period starting from when the door is locked based on the lock instruction; and a function instruction unit configured to (i) detect a predetermined operation to the door handle by the holder while the unlock instruction is disabled and (ii) instruct a certain device in the vehicle to execute a certain function other than unlocking the door when the predetermined operation is detected.