Generalized window-based PN acquisition scheme in CDMA2000 spread spectrum systems

Man Ok Kwang, Gu Kang Chung

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

    Abstract

    In this paper, we propose a new type of window-based pseudonoise (PN) code acquisition scheme, which does not resort to the window threshold, as opposed to the conventional scheme. In particular, it is selecting one or more largest hypothesis energies rather than selecting single largest hypothesis energy subject to the window threshold per search window for verification. By performing the numerical analysis based on a flow graph approach in AWGN and Rician fading channels, we show that the proposed scheme outperforms the conventional one under a low pilot Ec/Io while maintaining the similar level of performances under medium and high pilot Ec/Io's.

    Original languageEnglish
    Title of host publicationGLOBECOM'05
    Subtitle of host publicationIEEE Global Telecommunications Conference, 2005
    Pages1530-1534
    Number of pages5
    DOIs
    Publication statusPublished - 2005
    EventGLOBECOM'05: IEEE Global Telecommunications Conference, 2005 - St. Louis, MO, United States
    Duration: 2005 Nov 282005 Dec 2

    Publication series

    NameGLOBECOM - IEEE Global Telecommunications Conference
    Volume3

    Other

    OtherGLOBECOM'05: IEEE Global Telecommunications Conference, 2005
    Country/TerritoryUnited States
    CitySt. Louis, MO
    Period05/11/2805/12/2

    Keywords

    • Code division multiple access
    • Pseudonoise code acquisition
    • Spread spectrum communication
    • Synchronization

    ASJC Scopus subject areas

    • General Engineering

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