Color Space and Multi-stream Spatial Modulation based Indoor Visible Light Communication

Meng Guo, Zhiquan Bai, Ke Pang, Xinhong Hao, Jie Tian, Kyung Sup Kwak

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Citations (Scopus)

Abstract

In this paper, we propose a color space and multi-stream spatial modulation (CS-MSM) based visible light communication (VLC) system to improve both the system spectral efficiency and the symbol error rate (SER), which exploits the color index and also the spatial index of the quad-LED (QLED) to convey information bits. We first take the multi-stream spatial modulation (MSM) scheme to select the QLED indexes based on the channel correlation. Then, spatial modulation (SM) is further employed in the color index selection for each QLED to increase the information bit rate of the VLC system. Finally, an analytical SER upper bound of the proposed CS-MSM scheme is derived. Numerical results and analysis verify that the CS-MSM based VLC system outperforms the other SM based VLC systems significantly. Moreover, the effect of the half-power semi-angle of the QLEDs on the system performance has also been discussed.

Original languageEnglish
Title of host publication2020 International Wireless Communications and Mobile Computing, IWCMC 2020
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1091-1095
Number of pages5
ISBN (Electronic)9781728131290
DOIs
Publication statusPublished - Jun 2020
Event16th IEEE International Wireless Communications and Mobile Computing Conference, IWCMC 2020 - Limassol, Cyprus
Duration: 15 Jun 202019 Jun 2020

Publication series

Name2020 International Wireless Communications and Mobile Computing, IWCMC 2020

Conference

Conference16th IEEE International Wireless Communications and Mobile Computing Conference, IWCMC 2020
Country/TerritoryCyprus
CityLimassol
Period15/06/2019/06/20

Keywords

  • Color space
  • channel correlation
  • multi-stream spatial modulation
  • symbol error rate
  • visible light communication

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