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Registered TRANSMITTER, RECEIVER FOR VISIBLE LIGHT COMMUNICATION AND METHOD USING THE SAME

가시광 무선 통신 송신기, 수신기 및 이를 이용한 통신 방법
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Inventors
Lim Sang-Kyu, Kang Tae-Gyu, Jang Il-Soon, Kim Dae Ho
Application No.
12883574 (2010.09.16)
Publication No.
20110069965 (2011.03.24)
Registration No.
8447189 (2013.05.21)
Country
UNITED STATES
Project Code
09MC2300, Research of 380~780 nanometer Visible Light RGB Wireless Communications for IT Illumination Communication Fusion, Kang Tae-Gyu
Abstract
A visible light wireless communication receiver includes: a source code recognizing unit that receives a source bit stream and recognizes the source bit stream as source codes of a unit of a first number of bits; and a line coding unit that encodes each of the source codes into an encoding code of a unit of a second number of bits, the second number being larger than the first number. In particular, in the encoding code, the number of bits corresponding to 1 is the same as the number of bits corresponding to 0. Therefore, the change in brightness of lighting may be minimized in the visible light wireless communication.
KSP Keywords
An encoding, Coding unit(CU), Light communication, Line coding, Source Code, Visible Light, Visible light communication(VLC), bit stream, light wireless, wireless communication
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Status Patent Country KIPRIS
Registered 가시광 무선 통신 송신기, 수신기 및 이를 이용한 통신 방법 KOREA KIPRIS
Registered TRANSMITTER, RECEIVER FOR VISIBLE LIGHT COMMUNICATION AND METHOD USING THE SAME UNITED STATES