| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a lighting device capable of surely transmitting data with use of a communication technique so as to be in conformity with controls of a lighting fixture. <P>SOLUTION: A master controller 3 makes a remote control of a lighting state of a lighting fixture 1a through a remote control unit 2. The master controller 3 is connected with a server 4, which controls IDs of lighting fixtures 1a to 1c, the remote control unit 2, and the master controller 3. The remote control unit 2, when it communicates with the master controller 3, transmits a signal to the master controller 3, which sends back its response to the remote control unit 2 when it receives the signal from the latter. <P>COPYRIGHT: (C)2003,JPO</p> |
