Cascaded PLC-VLC channel using OFDM and CSK techniques

A. R. Ndjiongue, Thokozani Shongwe, H. C. Ferreira, T. M.Nkouatchah Ngatched, A. J.Han Vinck

Research output: Contribution to journalConference articlepeer-review

22 Citations (Scopus)

Abstract

This paper puts in Cascade the power line communications (PLC) channel and the visible light communications (VLC) channel, in order to use the PLC channel as backbone for the VLC channel. This combination is suitable for applications in which hybrid PLC-VLC systems are needed. We investigate the behavior of the cascaded channels for a full link transmission. Quadrature phase shift keying combined with orthogonal frequency division multiplexing (QPSK-OFDM) is used over the PLC channel and color shift keying (CSK) is deployed over the VLC channel to convey the information. Cascaded channel variances are analyzed. Complete simulated bit error rate (BER) is analyzed and presented for multiple scenarii that could occur in the two channels.

Original languageEnglish
Article number7417129
JournalProceedings - IEEE Global Communications Conference, GLOBECOM
DOIs
Publication statusPublished - 2015
Event58th IEEE Global Communications Conference, GLOBECOM 2015 - San Diego, United States
Duration: 6 Dec 201510 Dec 2015

Keywords

  • Cascaded channels
  • CSK scheme
  • Hybrid systems
  • PLC-OFDM
  • PLC-VLC interface
  • RGB colors space
  • VLC

ASJC Scopus subject areas

  • Artificial Intelligence
  • Computer Networks and Communications
  • Hardware and Architecture
  • Signal Processing

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