| 摘要 |
<p>A communication device comprises: a portable transmitter which comprises operation switches, an ID code storage unit, a control unit and a transmission unit; and a receiver which comprises a receiving unit, a reference code storage unit, a control unit and a control signal generating unit capable of generating a plurality of control signals, the portable transmitter transmitting an information signal containing an ID code, the receiver comparing the ID code contained in the received information signal with a reference code, and the control signal generating unit outputting a control signal when these codes coincide with each other, wherein the portable transmitter comprises ID registration mode setting means, an ID code corresponding to the operation is formed and registered in the ID code storage unit when the control unit is set to an ID registration mode and the operation switch is operated multiple times within a predetermined ID registration mode time, and a test ID code common to a plurality of portable transmitters is already registered in the ID code storage unit. <IMAGE> <IMAGE></p> |
