Patent ID: 9008861
Filing Date: 2015-04-14
Classification: B60R,G07C

Abstract:
1. A vehicle device control system comprising: a portable unit carried by a user; and a vehicle-side unit mounted in a vehicle for performing bilateral communications with the portable unit, in each of the bilateral communications, the vehicle-side unit transmitting a first request signal in a predetermined area around the vehicle and the portable unit transmitting a first response signal in response to the first request signal of the vehicle-side unit, the vehicle-side unit transmitting a second request signal after a predetermined transmission interval specific to the vehicle-side unit and the portable unit transmitting a second response signal in response to the second request signal of the vehicle-side unit; the vehicle-side unit checking an identification code included in the second response signal received from the portable unit with a pre-stored registration code, and the vehicle-side unit controlling a vehicle device mounted in the vehicle on condition that a checkup result indicates a successful checkup operation, the vehicle-side unit includes an operation detection section for detecting a predetermined operation on the vehicle by the user; an operation time acquisition section for acquiring an operation time, at which the predetermined operation on the vehicle is detected by the operation detection section; and a setting section for setting the transmission interval in correspondence to the operation time acquired by the operation time acquisition section and transmitting a set transmission interval to the portable unit, the set transmission interval being stored in the portable-side memory section as the transmission interval.