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Summary
This summary is machine-generated.

This study reviews non-orthogonal multiple access (NOMA) integrated with visible light communication (VLC) systems. It explores NOMA-VLC integration with emerging technologies and discusses challenges for future deployment.

Keywords:
NOMAmassive connectivitymultiple accessresource allocationspectral efficiencysuccessive interference cancellation (SIC)visible light communication

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Area of Science:

  • Wireless communication networks
  • Optical communication systems

Background:

  • Spectrum scarcity is a major challenge for next-generation wireless networks.
  • Visible Light Communication (VLC) offers a high-speed, cost-effective, and energy-efficient alternative to Radio Frequency (RF) systems.
  • VLC systems face limitations including LED bandwidth, dimming, and line-of-sight requirements.

Purpose of the Study:

  • To provide an overview of Non-Orthogonal Multiple Access (NOMA) based Visible Light Communication (VLC) systems.
  • To survey existing research and highlight the capabilities of NOMA-enabled VLC.
  • To outline the integration of NOMA-VLC with emerging technologies and discuss challenges.

Main Methods:

  • Literature review of NOMA-based VLC systems.
  • Analysis of NOMA's potential to address VLC limitations.
  • Exploration of integration with technologies like IRS, OFDM, MIMO, and UAVs.
  • Discussion of hybrid RF/VLC networks, ML, and PLS in NOMA-VLC.

Main Results:

  • NOMA significantly enhances user capacity, system throughput, and connectivity in VLC.
  • Integration with technologies like IRS and OFDM can further boost performance.
  • Hybrid RF/VLC networks show promise for seamless communication.
  • Machine learning and physical layer security are crucial for NOMA-VLC advancements.

Conclusions:

  • NOMA is a key enabler for overcoming VLC limitations and realizing future wireless communication demands.
  • Further research into technical hindrances and practical deployment strategies is essential.
  • This review provides guidelines for researchers and aids in the successful deployment of NOMA-VLC systems.