Ergodic Rate Analysis for Device-toDevice (D2D) Networks with SWIPT Scheme

Juan Chen, Bin Zhong, Liang Chen, Long Chen, Zhongshan Zhang*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Considering non-orthogonal multiple access (NOMA) and orthogonal multiple access (OMA), this study explores device-to-device (D2D) communication networks with N full-duplex (FD) or half-duplex (HD) users, as well as a source node S transmitting signal and energy using a power-splitting (PS) scheme. Analytical expressions for the ergodic rates of the uplink and downlink links are derived under independent Rayleigh fading channels, and they are verified through Monte Carlo simulation. In contrast to the conventional HD mode, employing optimal serial interference cancellation and self-interference suppression techniques in FD significantly enhances spectral efficiency, achieving nearly double the gain. Furthermore, adjustments to the uplink and downlink ergodic rates can be accomplished by varying the PS parameter.

Original languageEnglish
Pages (from-to)2053-2067
Number of pages15
JournalKSII Transactions on Internet and Information Systems
Volume19
Issue number6
DOIs
Publication statusPublished - 30 Jun 2025
Externally publishedYes

Keywords

  • ergodic rate
  • full-duplex
  • nonorthogonal multiple access
  • Simultaneous wireless information and power transfer

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