Presentation 2011-06-24
Optimizing Gaussian Pulse Shape of BFDM to Reduce ISI/ICI in Highly Mobile Environments
Daisuke GOTO, Takaya YAMAZATO, Bayarpurev MONGOL,
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Abstract(in English) In highly mobile environments assumed time-frequency dispersive channels, reducing intersymbol interference(ISI) and intercarrier interference (ICI) depends on the signal pulse shape. Biorthogonal Frequency Division Multiplexing (BFDM) is an efficient modulation in terms of designing pulses flexibly. So BFDM can use Gaussian pulse which is a time-frequency well localized. However, the Gaussian pulse shape is not optimized in every channel. In this paper, we optimize the Gaussian pulse shape against the channels by maximizing the ratio of the ambiguity function of the pulses. Numerical result show that the proposed method is effective for the optimization of the Gaussian pulse shape.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Biorthogonal Frequency Division Multiplexing(BFDM) / time-frequency dispersive channel / intersymbol interference(ISI) / intercarrier interference(ICI) / Gaussian pulse
Paper # RCS2011-73
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Committee RCS
Conference Date 2011/6/16(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Optimizing Gaussian Pulse Shape of BFDM to Reduce ISI/ICI in Highly Mobile Environments
Sub Title (in English)
Keyword(1) Biorthogonal Frequency Division Multiplexing(BFDM)
Keyword(2) time-frequency dispersive channel
Keyword(3) intersymbol interference(ISI)
Keyword(4) intercarrier interference(ICI)
Keyword(5) Gaussian pulse
1st Author's Name Daisuke GOTO
1st Author's Affiliation Dept. of Electrical Engineering and Computer Science, Graduate School of Engineering, Nagoya University()
2nd Author's Name Takaya YAMAZATO
2nd Author's Affiliation Institute of Liberal Arts Sciences, Nagoya University
3rd Author's Name Bayarpurev MONGOL
3rd Author's Affiliation National University of Mongolia, Ulan Bator, MONGOL
Date 2011-06-24
Paper # RCS2011-73
Volume (vol) vol.111
Number (no) 94
Page pp.pp.-
#Pages 6
Date of Issue