VEHICLE REMOTE CONTROL KEY VARIABLY CONTROLLING OUTPUT OF TRANSMISSION RADIO SIGNAL, AND VEHICLE REMOTE CONTROL SYSTEM AND METHOD

摘要

PROBLEM TO BE SOLVED: To provide a vehicle remote control key capable of variably outputting a transmission radio signal so that each control target is operated dividedly with a distinct remote control distance.SOLUTION: An embodiment of the present invention is a method of remotely controlling opening or closing of an additional control target of a vehicle through a remote control key provided with a function button for remotely controlling a door of the vehicle. The method includes: detecting operation of the function button; and transmitting a signal related to the opening or closing of the additional control target with an output set according to an operation time of the function button.