Performance Evaluation of a Windowed-Sinc Function-Based Peak Windowing Scheme for OFDM Polar Transmitters
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概要
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This paper proposes a windowed-sinc function based peak-to-average power ratio (PAPR) reduction scheme for applying the polar transmitter techniques to orthogonal frequency division multiplexing (OFDM), where the high PAPR problem occurs. The proposed algorithm mitigates the effect of excessive suppression due to successive peaks or relatively high peaks of a signal, which is often observed when applying the conventional peak windowing scheme. The bit error rate (BER) and error vector magnitude (EVM) performances are measured for various window types and lengths. The simulation results demonstrate that the proposed algorithm achieves significant improvement in terms of BER and PAPR reduction performance while maintaining similar spectrum performance compared to the conventional peak windowing scheme.
- 2011-07-01
著者
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Im Sungbin
School Of Electronics Engineering Soongsil University
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SEO Manjung
School of Electronics Engineering, Soongsil University
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JEON Seokhun
School of Electronics Engineering, Soongsil University
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Seo Manjung
School Of Electronics Engineering Soongsil University
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Jeon Seokhun
School Of Electronics Engineering Soongsil University
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Seo Manjung
School of Electronic Engineering, Soongsil University, Seoul 156-743, Korea
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Jeon Seokhun
School of Electronic Engineering, Soongsil University, Seoul 156-743, Korea
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Im Sungbin
School of Electronic Engineering, Soongsil University, 511 Sangdo-dong, Dongjak-gu, Seoul 156-743, Korea
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