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Distributed Resource Allocation for Maximizing Energy Efficiency in D2D-U Enabled NR Network

  • Zheyi Wu
  • , Jiantao Yuan
  • , Rui Yin
  • , Xianfu Chen
  • , Celimuge Wu
    • Zhejiang University
    • University of KwaZulu-Natal
    • University of Electro-Communications

    Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review

    Abstract

    In this paper, a distributed power and spectrum allocation scheme is proposed to maximize the system energy efficiency (EE) for unlicensed device-to-device (D2D-U) networks. A non-convex optimization problem is formulated while considering the co-channel interference on licensed bands as the global constraint. To deal with the non-convex situation, the object function is converted into an equivalent convex one. Then, a distributed algorithm is developed to solve the optimization problem in which each D2D-U pair can find the optimal allocation strategy independently. The signaling overheads are analyzed and numerical results are presented to show that the proposed scheme is capable of achieving the optimal EE while confining the cochannel interference and guaranteeing the fair coexistence.
    Original languageEnglish
    Title of host publication2021 IEEE 94th Vehicular Technology Conference, VTC 2021-Fall - Proceedings
    PublisherIEEE Institute of Electrical and Electronic Engineers
    Pages1-5
    ISBN (Electronic)978-1-6654-1368-8
    DOIs
    Publication statusPublished - Sept 2021
    MoE publication typeA4 Article in a conference publication
    EventIEEE 94th Vehicular Technology Conference, VTC2021-Fall - Norman, OK, USA
    Duration: 27 Sept 2021 → 30 Sept 2021

    Conference

    ConferenceIEEE 94th Vehicular Technology Conference, VTC2021-Fall
    Period27/09/21 → 30/09/21

    UN SDGs

    This output contributes to the following UN Sustainable Development Goals (SDGs)

    1. SDG 7 - Affordable and Clean Energy
      SDG 7 Affordable and Clean Energy

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