| 摘要 |
<P>PROBLEM TO BE SOLVED: To impart an information delivery function to an illuminator and effectively utilize the illuminator by modulating illumination light of the illuminator. <P>SOLUTION: An information delivery illuminator includes a power supply line 300 for supplying power to an illumination appliance 100, a modulation signal supply section 300 for supplying a modulation signal including signals in the middle of the power supply line 500, and a personal computer 402 as a signal source for imparting the signals to the modulation signal supply section, and information can be transmitted to a reception section 202 by the power supply line and the illumination light. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
