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Zhitong Huang,Jieqing Xiong,Jianfeng Li,Yuefeng Ji 한국광학회 2015 Current Optics and Photonics Vol.19 No.4
Visible light communication (VLC) is considered to be an attractive scheme to realize the broadbandwireless communication for an indoor environment. We present a room division multiplexing (RDM)mechanism for an indoor multi-room VLC network, which utilizes the spatial position of the LED lampin different rooms as a novel dimension of network resource for multiplexing, and thus the network capacityis increased. In such a network, the service interruption caused by user cross-room movement is animportant problem, and we propose a double-area-positioning based cross-room switch solution. Anexperimental platform demonstrates the RDM-deployed VLC network, and validates the performance ofthe presented switch mechanism