Throughput analysis of energy harvesting MIMO relay systems over Nakagami-m fading channels

Ngoc Phuc Le, Nguyen-Son Vo, Minh-Tiep Hoang

Research output: Chapter in Book / Conference PaperConference Paperpeer-review

9 Citations (Scopus)

Abstract

In this paper, we consider two-hop multi-input multi-output (MIMO) relay wireless systems with energy harvesting. In each hop, transmit antenna selection (TAS)/receive antenna selection (RAS), TAS/maximum ratio combining (MRC), or maximum ratio transmission (MRT)/RAS is employed. Also, a relay harvests energy from the source via either a time switching-based relaying protocol (TSR) or a power splitting-based relaying protocol (PSR). We perform unified analysis of the resulting eighteen system configurations over Nakagami-m fading channels. Specifically, we derive exact and approximated closed-form expressions for ergodic capacity and throughput. Moreover, optimal energy-harvesting time (in TSR-based system) and optimal power-splitting ratio (in PSR-based system) to achieve maximum throughput at high signal-to-noise-ratio (SNR) are analyzed. Impacts of various MIMO processing schemes and energy harvesting mechanisms on the system performance are also examined and discussed. The theoretical analysis is corroborated by simulations.
Original languageEnglish
Title of host publicationProceedings of the 2017 International Conference on Recent Advances in Signal Processing, Telecommunications & Computing (SigTelCom), January 9 - 11, 2017, Danang, Vietnam
PublisherIEEE
Pages164-169
Number of pages6
ISBN (Print)9781509022915
DOIs
Publication statusPublished - 2017
EventInternational Conference on Recent Advances in Signal Processing_Telecommunications & Computing -
Duration: 9 Jan 2017 → …

Conference

ConferenceInternational Conference on Recent Advances in Signal Processing_Telecommunications & Computing
Period9/01/17 → …

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