Shingo YOSHIZAWA


Power Reduction of Variable Wordlength OFDM Receiver in Time-Varying Fading Channels by Monitoring Subcarrier SNRs
Shingo YOSHIZAWA Daichi SASAKI Hiroshi TANIMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/01/01
Vol. E99-A  No. 1  pp. 330-337
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
wireless communicationvariable wordlengthOFDMdigital signal processing circuits
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VLSI Implementation of an Interference Canceller Using Dual-Frame Processing for OFDM-IDMA Systems
Shingo YOSHIZAWA Mai NOZAKI Hiroshi TANIMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/03/01
Vol. E98-A  No. 3  pp. 811-819
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
OFDM-IDMAinterference cancellerVLSI architecture
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Low-Power Dynamic MIMO Detection for a 4×4 MIMO-OFDM Receiver
Nozomi MIYAZAKI Shingo YOSHIZAWA Yoshikazu MIYANAGA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/01/01
Vol. E97-A  No. 1  pp. 306-312
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
wireless communicationsMIMO detectionlow powerDVFS
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A VLSI Design of a Tomlinson-Harashima Precoder for MU-MIMO Systems Using Arrayed Pipelined Processing
Kosuke SHIMAZAKI Shingo YOSHIZAWA Yasuyuki HATAKAWA Tomoko MATSUMOTO Satoshi KONISHI Yoshikazu MIYANAGA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/11/01
Vol. E96-A  No. 11  pp. 2114-2119
Type of Manuscript:  Special Section PAPER (Special Section on Smart Multimedia & Communication Systems)
Category: VLSI Design Technology and CAD
Keyword: 
multi-user MIMOTomlinson-Harashima precodingLQ decompositioninterference cancellation
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A Robust Speech Communication into Smart Info-Media System
Yoshikazu MIYANAGA Wataru TAKAHASHI Shingo YOSHIZAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/11/01
Vol. E96-A  No. 11  pp. 2074-2080
Type of Manuscript:  INVITED PAPER (Special Section on Smart Multimedia & Communication Systems)
Category: 
Keyword: 
smart info-media systemrobust speech recognitionvoice activity detectionspeech rejectionASIClow power consumption design
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Effects of Channel Features on Parameters of Genetic Algorithm for MIMO Detection
Kazi OBAIDULLAH Constantin SIRITEANU Shingo YOSHIZAWA Yoshikazu MIYANAGA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/10/01
Vol. E96-A  No. 10  pp. 1984-1992
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
Azimuth spreadcondition numbercorrelationfadinggenetic algorithmK-factorMaximum likelihoodMeta GAMIMOWINNER II
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A Dynamically Reconfigurable FPGA-Based Pattern Matching Hardware for Subclasses of Regular Expressions
Yusaku KANETA Shingo YOSHIZAWA Shin-ichi MINATO Hiroki ARIMURA Yoshikazu MIYANAGA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2012/07/01
Vol. E95-D  No. 7  pp. 1847-1857
Type of Manuscript:  PAPER
Category: Computer System
Keyword: 
FPGAstring matchingregular expression matchingbit-parallel algorithmevent stream processing
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Design of Area- and Power-Efficient Pipeline FFT Processors for 8x8 MIMO-OFDM Systems
Shingo YOSHIZAWA Yoshikazu MIYANAGA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/02/01
Vol. E95-A  No. 2  pp. 550-558
Type of Manuscript:  PAPER
Category: VLSI Design Technology and CAD
Keyword: 
pipeline FFT processorMIMO-OFDMVLSI architectureIEEE 802.11ac
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Development and Outdoor Evaluation of an Experimental Platform in an 80-MHz Bandwidth 22 MIMO-OFDM System in 5.2-GHz Band
Hisayoshi KANO Shingo YOSHIZAWA Takashi GUNJI Shougo OKAMOTO Morio TAWARAYAMA Yoshikazu MIYANAGA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2011/12/01
Vol. E94-D  No. 12  pp. 2400-2408
Type of Manuscript:  PAPER
Category: Computer System
Keyword: 
IEEE802.11acwideband MIMO-OFDMFPGAfield experiment
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VLSI Implementation of a Scalable Pipeline MMSE MIMO Detector for a 44 MIMO-OFDM Receiver
Shingo YOSHIZAWA Hirokazu IKEUCHI Yoshikazu MIYANAGA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/01/01
Vol. E94-A  No. 1  pp. 324-331
Type of Manuscript:  PAPER
Category: VLSI Design Technology and CAD
Keyword: 
wireless communicationsMIMO-OFDMMIMO detectionMMSE
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New PAPR Reduction in an OFDM System Using Hybrid of PTS-CAPPR Methods with GA Coded Side Information Technique
Chusit PRADABPET Shingo YOSHIZAWA Yoshikazu MIYANAGA Kobchai DEJHAN 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/11/01
Vol. E92-A  No. 11  pp. 2830-2836
Type of Manuscript:  Special Section PAPER (Special Section on Smart Multimedia & Communication Systems)
Category: Communication Theory and Systems
Keyword: 
OFDMPAPRPTSCAPPRnonlinear HPA
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New PAPR Reduction in OFDM System Using Hybrid of PTS-APPR Methods with Coded Side Information Technique
Chusit PRADABPET Shingo YOSHIZAWA Yoshikazu MIYANAGA Kobchai DEJHAN 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/10/01
Vol. E91-A  No. 10  pp. 2973-2979
Type of Manuscript:  Special Section PAPER (Special Section on Smart Multimedia & Communication Systems)
Category: OFDM
Keyword: 
OFDMPAPRPTSAPPRnonlinear HPA
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VLSI Implementation of a Complete Pipeline MMSE Detector for a 44 MIMO-OFDM Receiver
Shingo YOSHIZAWA Yasushi YAMAUCHI Yoshikazu MIYANAGA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/07/01
Vol. E91-A  No. 7  pp. 1757-1762
Type of Manuscript:  PAPER
Category: VLSI Design Technology and CAD
Keyword: 
wireless communicationsMIMO-OFDMMIMO detectionMMSE
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Tunable Wordlength Architecture for a Low Power Wireless OFDM Demodulator
Shingo YOSHIZAWA Yoshikazu MIYANAGA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/10/01
Vol. E89-A  No. 10  pp. 2866-2873
Type of Manuscript:  PAPER
Category: VLSI Design Technology and CAD
Keyword: 
wireless communicationvariable wordlengthVLSI architectureOFDM
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Cepstral Amplitude Range Normalization for Noise Robust Speech Recognition
Shingo YOSHIZAWA Noboru HAYASAKA Naoya WADA Yoshikazu MIYANAGA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2004/08/01
Vol. E87-D  No. 8  pp. 2130-2137
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
speech recognitionrobust featurescepstrumNoisex92
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