| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To enable controlling a plurality of objects with a plurality of light control devices, to allow another light control device to be used as a substitute even if one light control device is inoperative, and to quickly reflect changed data on each light control device. <P>SOLUTION: Intertable communication parts 14, 14 for two way communication are provided in a plurality of light control devices 1, 1. Each central processing part 10 of the plurality of light control devices 1, 1 communicates with the other light control devices 1 through its own intertable communication part 14 for synchronously obtaining data under the light control stored in a data storage part 12 of the other light control device 1 to store it in its own data storage part 12. Thus, a plurality of lighting loads provided to the plurality of light control devices 1, 1 are included under each light control of the plurality of light control devices 1, 1. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
