Secrecy Analysis in SWIPT Systems Over Generalized-K Fading Channels

Zhijie Wang, Hui Zhao, Shuai Wang, Jiankang Zhang, Mohamed-Slim Alouini

Research output: Contribution to journalArticlepeer-review

14 Scopus citations

Abstract

In this letter, we investigate the secrecy performance of the simultaneous wireless information and power transfer (SWIPT) system over generalized-K fading channels. After analyzing the communications scenario, we derive the closed-form expression for the secrecy outage probability (SOP), and give some simplified expressions for SOP in some special cases. Effective secrecy throughput is also investigated to capture the amount of secure transmitted information. To derive the diversity order, the asymptotic SOP is also analyzed when the average signal-to-noise ratio is large sufficiently. Finally, numerical results are used to validate the correctness of our derived expressions.
Original languageEnglish (US)
Pages (from-to)834-837
Number of pages4
JournalIEEE Communications Letters
Volume23
Issue number5
DOIs
StatePublished - Mar 26 2019

Bibliographical note

KAUST Repository Item: Exported on 2020-10-01
Acknowledgements: This research was supported in part by the National Science Foundation under contract U1636125, U1836201, 61571401, 61471360 and 61401372, by the Research Fund for the Doctoral Program of Higher Education of China under Grant 20130182120017, and by the Innovative Talent of Colleges and University of Henan Province under grant 18HASTIT021.

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