Chaofan Wang, Guoqiang Li, Fangchen Hu, Yiheng Zhao, Junlian Jia, Peng Zou, Qiuyi Lu, Jiang Chen, Zhongya Li, Nan Chi. Visible light communication for Vehicle to Everything beyond 1 Gb/s based on an LED car headlight and a 2 × 2 PIN array[J]. Chinese Optics Letters, 2020, 18(11): 110602
- Chinese Optics Letters
- Vol. 18, Issue 11, 110602 (2020)
Fig. 1. Structure of SIMO-DNN and MRC.
Fig. 2. Experimental setup of the SIMO-DNN VLC for the V2X system.
Fig. 3. SNR and QAM order of each subcarrier at transmitting distance of (a) 1 m, (b) 2 m, (c) 3 m, (d) 4 m, and (e) 5 m. (f) Constellation of different QAM orders.
Fig. 4. Achieved data rate of the VLC for the V2X system under different distances.
Fig. 5. DNN structures for four channels at point A in Fig. 4 .
Fig. 6. MSE performance versus number of epochs.
Fig. 7. BER performance when varying the Vpp of the transmitting signal under the transmitting distance of (a) 2 m, (b) 3 m, (c) 4 m, and (d) 5 m and measured spectra of the transmitter (Tx) signal, receiver (Rx) signal, and signal after DNN.
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