MISO visible light communication system utilizing hybrid post-equalizer aided pre-convergence of STBC decoding

Liang Qiao; Xingyu Lu; Shangyu Liang; Jiao Zhang; Nan Chi

doi:doi:10.3788/COL201816.060604

Chinese Optics Letters, 2018, 16 (6): 060604, Published Online: Jul. 2, 2018

MISO visible light communication system utilizing hybrid post-equalizer aided pre-convergence of STBC decoding Download： 628次

Liang Qiao Xingyu Lu Shangyu Liang Jiao Zhang Nan Chi ^*

Author Affiliations

Shanghai Institute for Advanced Communication and Data Science, Key Laboratory for Information Science of Electromagnetic Waves (MoE), Fudan University, Shanghai 200433, China

Figures & Tables

Fig. 1. Schematic of the modified post-equalizer at the receiver.

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Fig. 2. Block diagram and experimental setup in the MISO-STBC system.

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Fig. 3. (a) BER versus DC voltages of LED1; (b) BER versus DC voltages of LED2; (c) BER versus VPP voltages of LED1; (d) BER versus VPP voltages of LED2.

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Fig. 4. (a)–(c) 49 constellations before STBC decoding of (1), (2), and (3); (a-1)–(c-1) 16 constellations after STBC decoding without channel optimization of (1), (2), and (3); (a-2)–(c-2) 16 constellations after STBC decoding with channel optimization of (1), (2), and (3).

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Fig. 5. (a) BER versus baud rate; (b) Q factor versus baud rate.

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Liang Qiao, Xingyu Lu, Shangyu Liang, Jiao Zhang, Nan Chi. MISO visible light communication system utilizing hybrid post-equalizer aided pre-convergence of STBC decoding[J]. Chinese Optics Letters, 2018, 16(6): 060604.

MISO visible light communication system utilizing hybrid post-equalizer aided pre-convergence of STBC decoding Download： 628次

Fig. 1. Schematic of the modified post-equalizer at the receiver.

Fig. 2. Block diagram and experimental setup in the MISO-STBC system.

Fig. 3. (a) BER versus DC voltages of LED1; (b) BER versus DC voltages of LED2; (c) BER versus VPP voltages of LED1; (d) BER versus VPP voltages of LED2.

Fig. 4. (a)–(c) 49 constellations before STBC decoding of (1), (2), and (3); (a-1)–(c-1) 16 constellations after STBC decoding without channel optimization of (1), (2), and (3); (a-2)–(c-2) 16 constellations after STBC decoding with channel optimization of (1), (2), and (3).

Fig. 5. (a) BER versus baud rate; (b) Q factor versus baud rate.

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MISO visible light communication system utilizing hybrid post-equalizer aided pre-convergence of STBC decoding Download： 628次

Fig. 1. Schematic of the modified post-equalizer at the receiver.

Fig. 2. Block diagram and experimental setup in the MISO-STBC system.

Fig. 3. (a) BER versus DC voltages of LED1; (b) BER versus DC voltages of LED2; (c) BER versus VPP voltages of LED1; (d) BER versus VPP voltages of LED2.

Fig. 4. (a)–(c) 49 constellations before STBC decoding of (1), (2), and (3); (a-1)–(c-1) 16 constellations after STBC decoding without channel optimization of (1), (2), and (3); (a-2)–(c-2) 16 constellations after STBC decoding with channel optimization of (1), (2), and (3).

Fig. 5. (a) BER versus baud rate; (b) Q factor versus baud rate.

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