| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a visible light communication device that can perform high-speed and stable data communication by suppressing influence on the communication by disturbance light. <P>SOLUTION: The invention is a visible light communication device 1 having a lighting apparatus 2 being a transmission device, and a reception device 3 performing visible light communication with the lighting apparatus 2, and comprises: a modulation control part 21 modulating intensity of light emitted by one predetermined diode according to transmitted data; a clock control part 23 making intensity of light emitted by the remaining two light emission diodes in synchronization with and inverted to each other; a clock generation part 47 generating a clock signal by synthesizing the difference between two color clock light signals; and a data signal synthesis part 49 determining the intensity of data light by using synthesized sum of the two color clock light signals as reference data light intensity. <P>COPYRIGHT: (C)2012,JPO&INPIT |
