Wideband Spectrum Sensing With Sub-Nyquist Sampling in Cognitive Radios

Hongjian Sun, Wei-Yu Chiu, Jing Jiang, Arumugam Nallanathan, H. Vincent Poor

    Research output: Contribution to journalArticlepeer-review

    106 Citations (Scopus)

    Abstract

    Multi-rate asynchronous sub-Nyquist sampling (MASS) is proposed for wideband spectrum sensing. Corresponding spectral recovery conditions are derived and the probability of successful recovery is given. Compared to previous approaches, MASS offers lower sampling rate, and is an attractive approach for cognitive radio networks.
    Original languageEnglish
    Pages (from-to)6068-6073
    JournalIEEE Transactions on Signal Processing
    Volume60
    Issue number11
    Early online date10 Aug 2012
    DOIs
    Publication statusPublished - Nov 2012

    Keywords

    • Cognitive radio
    • fading
    • spectral recovery
    • spectrum sensing
    • wideband spectrum sensing

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