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Performance Enhancement for Full-Duplex Relaying with Time-Switching-Based SWIPT in Wireless Sensors Networks.

Phu Tran Tin1, Tan N Nguyen2, Dinh-Hieu Tran3

  • 1Faculty of Electronics Technology, Industrial University of Ho Chi Minh City, Ho Chi Minh City 700000, Vietnam.

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Summary
This summary is machine-generated.

This study analyzes outage performance in full-duplex relay networks using simultaneous wireless information and power transfer (SWIPT). Four novel protocols were developed and evaluated, offering improved energy and spectrum efficiency.

Keywords:
SWIPTdecode-and-forward (DF)energy harvestingfull-duplexoutage probabilitytime-switching relaying (TSR)

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Area of Science:

  • Wireless Communication Networks
  • Signal Processing
  • Information Theory

Background:

  • Growing demand for enhanced spectrum and energy efficiency in wireless ad hoc networks.
  • Simultaneous Wireless Information and Power Transfer (SWIPT) and Full-Duplex (FD) relaying are key technologies.
  • Need for robust performance analysis in complex relaying scenarios.

Purpose of the Study:

  • To investigate the outage performance of a Decode-and-Forward (DF) FD relaying network employing SWIPT.
  • To propose and analyze four distinct protocols for optimizing system performance.
  • To derive closed-form expressions for outage probability (OP) for each proposed scheme.

Main Methods:

  • Development of four protocols: STSF-SC, STSF-MRC, ODTSF-SC, and ODTSF-MRC.
  • Derivation of exact closed-form expressions for outage probability (OP).
  • Utilization of Monte Carlo simulations for validation.

Main Results:

  • Exact closed-form expressions for outage probability (OP) were derived for all four proposed schemes.
  • The optimal time-switching factors in ODTSF-SC and ODTSF-MRC were designed to maximize destination data reception.
  • Simulations confirmed the theoretical analysis and demonstrated the effectiveness of the proposed protocols.

Conclusions:

  • The proposed protocols effectively analyze and improve the outage performance of SWIPT-based DF FD relaying networks.
  • The derived closed-form expressions provide valuable tools for system design and performance prediction.
  • The study highlights the potential of SWIPT and FD relaying for enhancing wireless network efficiency.