Patent ID: 7023322

Claim:
A vehicle-based door opening system for opening a door at a building, the door being openable by a door opening device that is operable in response to a domestic hand held door opener transmitting unit associated with the door opening device, said vehicle-based door opening system comprising: a vehicle-based transmitting unit positioned at the vehicle and operable to transmit a first signal in response to a user input; a control positioned at the vehicle, said control being operable to activate a door locking mechanism of the vehicle in response to said first signal to lock and unlock the vehicle doors; and an actuating device positioned at the building and having a receiver for receiving said first signal from said vehicle-based transmitting unit, said actuating device is configured to receive a domestic hand held door opener transmitting unit and being operable to mechanically actuate the domestic hand held door opener transmitting unit in response to said receiver receiving said first signal, the domestic hand held door opener transmitting unit being operable to transmit a second signal when actuated, the second signal being received by the door opening device to open or close the door, said second signal being inoperable to lock and unlock the vehicle doors.