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Free Space Optics Transmission Performance Enhancement for Sustaining 5G High Capacity Data Services.

Mustafa Kamal1, Jahanzeb Khan1, Yousaf Khan2

  • 1Department of Electrical Engineering, Iqra National University, Peshawar 25124, Pakistan.

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|August 26, 2022
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Summary
This summary is machine-generated.

This study introduces a hybrid free space optics (FSO) and fiber network to enhance 5G bandwidth by mitigating nonlinear distortions. The proposed system improves capacity and range, addressing key challenges in modern optical networks.

Keywords:
co-channel interferencefree space opticsfree space pointing errorsnonlinear interference

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Area of Science:

  • Optical Communications
  • Wireless Networks
  • Telecommunications Engineering

Background:

  • Increased demand for high bandwidth in 5G systems due to digital applications and the COVID-19 pandemic.
  • Optical network limitations including nonlinear distortions degrading system efficiency and capacity.
  • Challenges in existing free space optics (FSO) systems such as radio frequency interference and pointing errors.

Purpose of the Study:

  • To present a novel mixed free space optics (FSO) and fiber network design.
  • To address and mitigate nonlinear distortions in high-capacity optical networks.
  • To enhance system capacity, range, and overall efficiency for 5G communication.

Main Methods:

  • Integration of free space optics (FSO) with traditional fiber optic networks.
  • Analysis of nonlinear factors, radio frequency interference, FSO pointing errors, and co-channel interference.
  • Validation through theoretical modeling and simulations using parameters like Bit Error Rate (BER) and Outage Probability.

Main Results:

  • Successful mitigation of nonlinear distortion factors in the proposed hybrid network.
  • Significant enhancement in system capacity and transmission range compared to existing models.
  • Improved performance metrics including reduced BER and PAPR, and favorable CDF and outage probability.

Conclusions:

  • The proposed mixed FSO and fiber network effectively resolves bandwidth limitations and nonlinearities in 5G systems.
  • The hybrid approach offers a viable solution for increasing optical network capacity and reliability.
  • Further research directions include exploring advanced FSO techniques and network optimization.