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Energy efficient inverse power control for a cognitive radio link

    • University of California, Berkeley

    Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

    Abstract

    In this paper, a novel adaptive energy and spectrum efficient inverse power control method that is based on the truncated filtered-x LMS (FxLMS) algorithm is introduced. By truncated power control we mean power control where transmission is interrupted if the channel state deteriorates to bad enough. Inverse power control minimizes the interference that a cognitive radio (CR) creates to licensed users and allows more users to share the spectrum. To further reduce the transmission power and consequently the interference, truncation in power control is used. The performance of the system is improved and the amount of needed transmitted energy is smaller. Based on numerical analysis this new method offers energy efficient transmission, helps to minimize interference to the primary users, and allows even more users to share the same spectrum.
    Original languageEnglish
    Title of host publication2007 2nd International Conference on Cognitive Radio Oriented Wireless Networks and Communications
    PublisherIEEE Institute of Electrical and Electronic Engineers
    Pages264-271
    ISBN (Electronic)978-1-4244-0815-3
    ISBN (Print)978-1-4244-0814-6
    DOIs
    Publication statusPublished - 2007
    MoE publication typeA4 Article in a conference publication
    Event2nd International Conference on Cognitive Radio Oriented Wireless Networks and Communications, CROWNCOM - Orlando, United States
    Duration: 1 Aug 20073 Aug 2007

    Conference

    Conference2nd International Conference on Cognitive Radio Oriented Wireless Networks and Communications, CROWNCOM
    Abbreviated titleCROWNCOM
    Country/TerritoryUnited States
    CityOrlando
    Period1/08/073/08/07

    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

    Keywords

    • dynamic spectrum access
    • power allocation
    • adaptive transmission
    • FxLMS algorithm
    • truncated power control
    • interference control

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