Patent ID: 7254466

Claim:
A controller for controlling starting of an engine of a vehicle, including a steering shaft, by a user having a portable device, and for controlling power supply to a plurality of electric device systems, the controller comprising: a control unit for selectively locking the steering shaft of the vehicle and performing authentication with the portable device to permit use of the vehicle, the portable device being carried by the user of the vehicle; and an operation unit, connected to the control unit, for generating an operation signal when operated by the user, wherein the control unit generates an unlock request signal for unlocking the steering shaft and an actuation signal for selectively providing power to the plurality of electric device systems at substantially the same time, wherein the control unit unlocks the steering shaft in parallel with selectively supplying power to the plurality of electric device systems using the unlock request signal and the actuation signal when the operation signal is generated and use of the vehicle is permitted through the authentication.