Presentation 2014-05-16
A Study of Four-layered SSB-QAM Modulation Method (Part 2) : A Theoretical Analysis on BER characteristics in AWGN Environment
Gen-ichiro Ohta, Takuro Sato,
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Abstract(in English) For authors' study of SSB-QPSK, a new detection method is invented. Using this means, the ISI (Inter-Symbol-Interference) which is one of the biggest issues is theoretically cancelled. As the result, it is possible to get the information on the amplitude almost without interference so that a multi-level modulation (QAM) is achieved, that is to get 2bit/s/Hz spectral efficiency equals to one of OFDM, and 4bit/s/Hz is possible when the roll-off factor of Nyquist filter is near 0. In this report, the level of deteriorating BER is discussed, and this method has a similar process gain as correlation detecting so that it achieves improving CNR characteristics as SSB.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Spectral Efficiency / Modulation/Demodulation / SSB multiplication / SSB-nized Local Signals / ISI / AWGN
Paper # RCS2014-31
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Committee RCS
Conference Date 2014/5/8(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Study of Four-layered SSB-QAM Modulation Method (Part 2) : A Theoretical Analysis on BER characteristics in AWGN Environment
Sub Title (in English)
Keyword(1) Spectral Efficiency
Keyword(2) Modulation/Demodulation
Keyword(3) SSB multiplication
Keyword(4) SSB-nized Local Signals
Keyword(5) ISI
Keyword(6) AWGN
1st Author's Name Gen-ichiro Ohta
1st Author's Affiliation Global Information and Telecommunication Institute, Waseda University()
2nd Author's Name Takuro Sato
2nd Author's Affiliation Global Information and Telecommunication Study, Graduate School of Waseda University
Date 2014-05-16
Paper # RCS2014-31
Volume (vol) vol.114
Number (no) 30
Page pp.pp.-
#Pages 6
Date of Issue