Secrecy outage minimization for wireless powered communication networks with an energy harvesting jammer

Jihwan Moon, Hoon Lee, Changick Song, Inkyu Lee

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    12 Citations (Scopus)

    Abstract

    In this work, we consider a wireless powered communication network (WPCN) with an energy harvesting (EH) jammer where an eavesdropper tries to wiretap the communication between a user and a hybrid access-point (H-AP). In our system, the H-AP first transmits an energy signal to recharge the batteries of the EH user and the EH jammer in the energy transfer (ET) phase. Then, in the subsequent information transfer (IT) phase, the user sends its information signal to the H-AP, while the jammer generates the jamming signal to interfere the eavesdropper utilizing the harvested energy in the ET phase. Assuming only the channel distribution information (CDI) of the eavesdropper is available at the legitimate nodes, we analyze and minimize the secrecy outage probability by optimizing the time allocation between the two phases. To reduce the complexity, we also provide a simple closed-form solution, and the simulation results verify that its performance approaches the optimum.

    Original languageEnglish
    Title of host publication2016 IEEE Global Communications Conference, GLOBECOM 2016 - Proceedings
    PublisherInstitute of Electrical and Electronics Engineers Inc.
    ISBN (Electronic)9781509013289
    DOIs
    Publication statusPublished - 2016
    Event59th IEEE Global Communications Conference, GLOBECOM 2016 - Washington, United States
    Duration: 2016 Dec 42016 Dec 8

    Publication series

    Name2016 IEEE Global Communications Conference, GLOBECOM 2016 - Proceedings

    Other

    Other59th IEEE Global Communications Conference, GLOBECOM 2016
    Country/TerritoryUnited States
    CityWashington
    Period16/12/416/12/8

    Bibliographical note

    Funding Information:
    This work was supported by the National Research Foundation of Korea (NRF) funded by the Korea Government (MSIP) under Grant 2014R1A2A1A10049769

    Publisher Copyright:
    © 2016 IEEE.

    Copyright:
    Copyright 2017 Elsevier B.V., All rights reserved.

    ASJC Scopus subject areas

    • Computational Theory and Mathematics
    • Computer Networks and Communications
    • Hardware and Architecture
    • Safety, Risk, Reliability and Quality

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