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    TSP
    2008
    114views more  TSP 2008»
    Clipping-Noise Guided Sign-Selection for PAR Reduction in OFDM Systems
    13 years 11 months ago
    Clipping-Noise Guided Sign-Selection for PAR Reduction in OFDM Systems
    Download  www.ece.ualberta.ca
    The peak-to-average power ratio (PAR) of orthogonal frequency division multiplexing (OFDM) systems can be reduced by using an optimal set of subcarrier signs. However, this sign se...
    Luqing Wang, Chintha Tellambura
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    TSP
    2008
    94views more  TSP 2008»
    Cross-Entropy-Based Sign-Selection Algorithms for Peak-to-Average Power Ratio Reduction of OFDM Systems
    13 years 11 months ago
    Cross-Entropy-Based Sign-Selection Algorithms for Peak-to-Average Power Ratio Reduction of OFDM Systems
    Download  www.ece.ualberta.ca
    Sign-selection uses a set of subcarrier signs to reduce the peak-to-average power ratio (PAR) of orthogonal-frequency-division multiplexing (OFDM). However, the computational compl...
    Luqing Wang, Chintha Tellambura
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    JCM
    2007
    129views more  JCM 2007»
    Evolutionary Approach for Efficient Resource Allocation in Multi-User OFDM Systems
    13 years 11 months ago
    Evolutionary Approach for Efficient Resource Allocation in Multi-User OFDM Systems
    Download  www.academypublisher.com
    – Orthogonal Frequency Division Multiplexing is a promising technology for high data rate transmission in wideband wireless systems for achieving high downlink capabilities in th...
    Yenumula B. Reddy, Nandigam Gajendar
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    JSAC
    2006
    63views more  JSAC 2006»
    Multicarrier multiple access is sum-rate optimal for block transmissions over circulant ISI channels
    13 years 11 months ago
    Multicarrier multiple access is sum-rate optimal for block transmissions over circulant ISI channels
    Download  ir.lib.hiroshima-u.ac.jp
    Abstract--Multicarrier multiple access with channel knowledge and prescribed power at the transmitters is shown to maximize the sum-rate for circulant intersymbol-interference (ISI...
    Shuichi Ohno, Georgios B. Giannakis, Zhi-Quan Luo
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