Presentation 2010-10-29
A High Speed Transmission Scheme with Multilevel Modulation
Taiki ISOGAI, Satoshi DENNO, Daisuke UMEHARA, Masahiro MORIKURA,
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Abstract(in English) Distortion cancellation for FFT (Fast Fourier Transform) equalizers in fast fading channels was proposed. The distortion canceller is designed to anticipate the fading distortion by subtracting a based channel impulse response from the channel impulse response. Then it eliminates the distortion from the received signal in order to apply the FFT equalizer. And by making this proposed circuit parallel, the BER (Bit Error Rate) performance was improved. We propose another parallel distortion cancellation scheme and show that BER leads to more than 5dB degradation in E_b/N_0 on BER=10^<-7> for multilevel modulations like 16QAM and 64QAM.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Fast Fading / FFT Equalization / Single Carrier / Distortion Cancellation / Multilevel Modulation
Paper # RCS2010-140
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Committee RCS
Conference Date 2010/10/20(1days)
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Registration To Radio Communication Systems (RCS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A High Speed Transmission Scheme with Multilevel Modulation
Sub Title (in English)
Keyword(1) Fast Fading
Keyword(2) FFT Equalization
Keyword(3) Single Carrier
Keyword(4) Distortion Cancellation
Keyword(5) Multilevel Modulation
1st Author's Name Taiki ISOGAI
1st Author's Affiliation Graduate School of Informatics, Kyoto University()
2nd Author's Name Satoshi DENNO
2nd Author's Affiliation Graduate School of Informatics, Kyoto University
3rd Author's Name Daisuke UMEHARA
3rd Author's Affiliation Graduate School of Informatics, Kyoto University
4th Author's Name Masahiro MORIKURA
4th Author's Affiliation Graduate School of Informatics, Kyoto University
Date 2010-10-29
Paper # RCS2010-140
Volume (vol) vol.110
Number (no) 251
Page pp.pp.-
#Pages 5
Date of Issue