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Fifth generation IoT technology incorporated hybrid OCDMA-WDM passive optical network employing RGB LEDs visible light communication system

MEET KUMARI1,*

Affiliation

  1. Department of ECE, UIE and UCRD, Chandigarh University, Gharuan, Mohali, Punjab, 140413, India

Abstract

A light internet of things (LIoT) based hybrid 10/2.5 Gbps bidirectional wavelength division multiplexing (WDM) together with optical code division multiple access passive optical network (OCDMA-PON) incorporating red-green-blue light emitting diodes (LEDs) visible light communication (VLC) is proposed and investigated. Simulation results indicate that using blue LED, hybrid 10 km fiber and 2.2 m VLC range is achieved with receiver sensitivity of -9 dBm. Also, the proposed system utilizing modified new zero cross-correlation (MNZCC) code offers a faithful transmission distance of 70 km fiber and 10 m VLC with high optical signal to noise ratio of 101.11 dB for 39 users than others codes and existing designs.

Keywords

OCDMA, PON, WDM, VLC.

Citation

MEET KUMARI, Fifth generation IoT technology incorporated hybrid OCDMA-WDM passive optical network employing RGB LEDs visible light communication system, Optoelectronics and Advanced Materials - Rapid Communications, 18, 9-10, September-October 2024, pp.428-439 (2024).

Submitted at: Aug. 20, 2023

Accepted at: Oct. 2, 2024