Keishi MURAKAMI


A Multiple-Symbol Differential Detection Based on Channel Prediction for Fast Time-Varying Fading
Hiroshi KUBO Akihiro OKAZAKI Kazuo TANADA Bertrand PENTHER Keishi MURAKAMI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/08/01
Vol. E88-B  No. 8  pp. 3393-3400
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
Viterbi detectionmaximum-likelihood detectiondifferential phase shift keyingfading channels
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DOA/TOA Measurement of 25 GHz Band for Urban Mobile Radio
Yoshihiko KUWAHARA Yoshimitsu IKI Kazuo NAGAO Shuichi OBAYASHI Keishi MURAKAMI Akio SATO Shoichiro KAWAMURA Masaharu HATA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1999/12/25
Vol. E82-B  No. 12  pp. 1974-1986
Type of Manuscript:  Special Section PAPER (Special Issue on Multimedia Mobile Communication Systems)
Category: 
Keyword: 
multipath propagationmobile communicationrelative powerdirection of arrivaltime of arrivalquasi millimeter wave
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A Multiple Open-Loop Frequency Estimation Based on Differential Detection for MPSK
Hiroshi KUBO Keishi MURAKAMI Makoto MIYAKE Tadashi FUJINO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1999/01/25
Vol. E82-B  No. 1  pp. 136-144
Type of Manuscript:  PAPER
Category: Radio Communication
Keyword: 
frequency estimationphase shift keyingdigital controlDoppler effect
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A Soft-Output Viterbi Equalizer Employing Expanded Memory Length in a Trellis
Takayuki NAGAYASU Hiroshi KUBO Keishi MURAKAMI Tadashi FUJINO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1997/02/25
Vol. E80-B  No. 2  pp. 381-385
Type of Manuscript:  LETTER
Category: Radio Communication
Keyword: 
soft-output Viterbi equalizerMAP algorithmViterbi algorithmsoft-decisionintersymbol interference
 Summary | Full Text:PDF