Transmitting device of white light-based LED visible light communication system
A visible light communication and emission device technology, applied in the field of communication, can solve the problems of inconvenient current measurement, large driving current, and high cost of TC integrated chips
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[0029] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be described in further detail below in conjunction with specific embodiments and with reference to the accompanying drawings.
[0030] In one embodiment of the present invention, as figure 2 As shown, it is a schematic structural diagram of a transmitting device of a white LED-based visible light communication system according to an embodiment of the present invention. The transmitting device of the white LED-based visible light communication system includes: an input circuit 1 , a modulating circuit 2 , a driving circuit 3 and an LED array 4 . Wherein, the input circuit 1 can receive the analog electrical signal input from the outside and transmit the analog electrical signal to the modulation circuit 2 , the modulation circuit 2 collects the analog electrical signal, converts it into a digital signal and transmits it to the driving circuit 3 . ...
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