Satoshi SUYAMA


5G Distributed Massive MIMO with Ultra-High Density Antenna Deployment in Low SHF Bands
Tatsuki OKUYAMA Satoshi SUYAMA Jun MASHINO Yukihiko OKUMURA 
Publication:   
Publication Date: 2017/10/01
Vol. E100-B  No. 10  pp. 1921-1927
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
5Gultra-high densitydistributed massive MIMOvirtual cellflexible antenna deploymentlow SHF bands
 Summary | Full Text:PDF(2.1MB)

Performance Comparison of List Viterbi Algorithm of Tail-Biting Convolutional Code for Future Machine Type Communications
Shunichi BUSHISUE Satoshi SUYAMA Satoshi NAGATA Nobuhiko MIKI 
Publication:   
Publication Date: 2017/08/01
Vol. E100-B  No. 8  pp. 1293-1300
Type of Manuscript:  Special Section PAPER (Special Section on Radio Access Technologies for 5G Mobile Communications System)
Category: Fundamental Theories for Communications
Keyword: 
machine type communicationstail-biting convolutional codelist viterbi algorithm
 Summary | Full Text:PDF(1.4MB)

Field Experimental Evaluation on 5G Millimeter Wave Radio Access for Mobile Communications
Yuki INOUE Shohei YOSHIOKA Yoshihisa KISHIYAMA Satoshi SUYAMA Yukihiko OKUMURA James KEPLER Mark CUDAK 
Publication:   
Publication Date: 2017/08/01
Vol. E100-B  No. 8  pp. 1269-1276
Type of Manuscript:  Special Section PAPER (Special Section on Radio Access Technologies for 5G Mobile Communications System)
Category: Wireless Communication Technologies
Keyword: 
5Gmillimeter wavebeam trackingstreet canyonshopping mallfield experiment
 Summary | Full Text:PDF(9MB)

Experimental Trial of 5G Super Wideband Wireless Systems Using Massive MIMO Beamforming and Beam Tracking Control in 28GHz Band
Tatsunori OBARA Tatsuki OKUYAMA Yuki INOUE Yuuichi AOKI Satoshi SUYAMA Jaekon LEE Yukihiko OKUMURA 
Publication:   
Publication Date: 2017/08/01
Vol. E100-B  No. 8  pp. 1256-1268
Type of Manuscript:  Special Section PAPER (Special Section on Radio Access Technologies for 5G Mobile Communications System)
Category: Wireless Communication Technologies
Keyword: 
5Ghigher frequency bandsmassive MIMObeamformingspatial multiplexingbeam tracking
 Summary | Full Text:PDF(10.2MB)

Radio Access Technologies for Fifth Generation Mobile Communications System: Review of Recent Research and Developments in Japan
Hidekazu MURATA Eiji OKAMOTO Manabu MIKAMI Akihiro OKAZAKI Satoshi SUYAMA Takamichi INOUE Jun MASHINO Tetsuya YAMAMOTO Makoto TAROMARU 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2016/08/01
Vol. E99-B  No. 8  pp. 1638-1647
Type of Manuscript:  INVITED PAPER (Special Section on Advanced Information and Communication Technologies and Services in Conjunction with Main Topics of APCC2015)
Category: Terrestrial Wireless Communication/Broadcasting Technologies
Keyword: 
fifth generation mobile communication systemshigher frequency bandmassive MIMOC-Plane/U-Plane splittingC-RAN
 Summary | Full Text:PDF(2.9MB)

Joint Processing of Analog Fixed Beamforming and CSI-Based Precoding for Super High Bit Rate Massive MIMO Transmission Using Higher Frequency Bands
Tatsunori OBARA Satoshi SUYAMA Jiyun SHEN Yukihiko OKUMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2015/08/01
Vol. E98-B  No. 8  pp. 1474-1481
Type of Manuscript:  Special Section PAPER (Special Section on 5G Radio Access Networks―Part I: Radio Access Technologies and System Design)
Category: 
Keyword: 
5Ghigher frequency bandsMassive MIMOanalog fixed beamformingCSI-based precoding
 Summary | Full Text:PDF(1.6MB)

5G Radio Access: Requirements, Concept and Experimental Trials
Takehiro NAKAMURA Anass BENJEBBOUR Yoshihisa KISHIYAMA Satoshi SUYAMA Tetsuro IMAI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2015/08/01
Vol. E98-B  No. 8  pp. 1397-1406
Type of Manuscript:  INVITED PAPER (Special Section on 5G Radio Access Networks―Part I: Radio Access Technologies and System Design)
Category: 
Keyword: 
next generation mobile communications system5G4GLTELTE-advanced
 Summary | Full Text:PDF(3.6MB)

Signal Detection for EM-Based Iterative Receivers in MIMO-OFDM Mobile Communications
Kazushi MURAOKA Kazuhiko FUKAWA Hiroshi SUZUKI Satoshi SUYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2014/11/01
Vol. E97-B  No. 11  pp. 2480-2490
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
mobile communicationMIMO-OFDMEM algorithmfactor graphmessage passingsignal detectionchannel estimation
 Summary | Full Text:PDF(1.1MB)

Multipacket-per-Slot Reservation-Based Random Access Protocol with MD and ARQ
Tomoya TANDAI Hiroshi SUZUKI Kazuhiko FUKAWA Satoshi SUYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2014/05/01
Vol. E97-B  No. 5  pp. 1059-1071
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
reservation-based access protocolrandom accessmultiuser detectionautomatic repeat request
 Summary | Full Text:PDF(2.3MB)

Iterative MAP Receiver Employing Forward Channel Estimation via Message Passing for OFDM over Fast Fading Channels
Kazushi MURAOKA Kazuhiko FUKAWA Hiroshi SUZUKI Satoshi SUYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/05/01
Vol. E95-B  No. 5  pp. 1770-1783
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
mobile communicationOFDMEM algorithmfactor graphmessage passingchannel estimationturbo processing
 Summary | Full Text:PDF(926.5KB)

Precoding Scheme Robust to Imperfect CSI in Downlink Multiuser MIMO-OFDM System
Linchen CHANG Kazuhiko FUKAWA Hiroshi SUZUKI Satoshi SUYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/12/01
Vol. E94-B  No. 12  pp. 3515-3524
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
multiuser MIMOMIMO-OFDMprecodingimperfect channel state informationsteepest descent algorithm
 Summary | Full Text:PDF(651.7KB)

Near-Optimal Signal Detection Based on the MMSE Detection Using Multi-Dimensional Search for Correlated MIMO Channels
Liming ZHENG Kazuhiko FUKAWA Hiroshi SUZUKI Satoshi SUYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/08/01
Vol. E94-B  No. 8  pp. 2346-2356
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
correlated MIMO channelsignal detectionlow complexityMMSEnoise enhancementmulti-dimensional search
 Summary | Full Text:PDF(1.1MB)

Joint Signal Detection and Channel Estimation Using Differential Models via EM Algorithm for OFDM Mobile Communications
Kazushi MURAOKA Kazuhiko FUKAWA Hiroshi SUZUKI Satoshi SUYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/02/01
Vol. E94-B  No. 2  pp. 533-545
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
mobile communicationOFDMEM algorithmchannel estimationKalman filterdifferential model
 Summary | Full Text:PDF(886.1KB)

Low-Complexity Algorithm for Log Likelihood Ratios in Coded MIMO Communications
Liming ZHENG Jooin WOO Kazuhiko FUKAWA Hiroshi SUZUKI Satoshi SUYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/01/01
Vol. E94-B  No. 1  pp. 183-193
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
Coded MIMOLLRlow-complexityMMSE detectionnoise enhancementone-dimensional search
 Summary | Full Text:PDF(1.1MB)

MAP Receiver with Spatial Filters for Suppressing Cochannel Interference in MIMO-OFDM Mobile Communications
Fan LISHENG Kazuhiko FUKAWA Hiroshi SUZUKI Satoshi SUYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1841-1851
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
mobile communicationMIMO-OFDMMAP receivercochannel interferencespatial filtersparameter estimation
 Summary | Full Text:PDF(712.6KB)

Iterative Multiuser Detection with Soft Decision-Directed Channel Estimation for MC-IDMA and Performance Comparison with Chip-Interleaved MC-CDMA
Satoshi SUYAMA Hiroshi SUZUKI Kazuhiko FUKAWA Li ZHANG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1495-1503
Type of Manuscript:  Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
mobile communicationMIMO-OFDMIDMAMC-IDMAchannel estimationMC-CDMA
 Summary | Full Text:PDF(672.4KB)

Precoding Technique for Minimizing BER of MIMO-OFDM System Employing MLD under Multicell Co-channel Interference
Boonsarn PITAKDUMRONGKIJA Kazuhiko FUKAWA Satoshi SUYAMA Hiroshi SUZUKI Atsuo UMI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1573-1581
Type of Manuscript:  Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
MIMOOFDMprecodingminimum BER criterionmulticellco-channel interference
 Summary | Full Text:PDF(487.3KB)

MIMO-OFDM MAP Receiver with Spatial-Temporal Filters Employing Decision-Directed Recursive Eigenvalue Decomposition Parameter Estimation
Fan LISHENG Kazuhiko FUKAWA Hiroshi SUZUKI Satoshi SUYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/04/01
Vol. E91-B  No. 4  pp. 1112-1121
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
mobile communicationMIMO-OFDMMAP receivercochannel interferencerecursive eigenvalue decompositionparameter estimation
 Summary | Full Text:PDF(686.8KB)

MLSE Detection with Blind Linear Prediction for Differential Space-Time Block Code Systems
Seree WANICHPAKDEEDECHA Kazuhiko FUKAWA Hiroshi SUZUKI Satoshi SUYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/04/01
Vol. E90-B  No. 4  pp. 926-933
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
MLSEDSTBCblind signal detectionlinear predictionthe method of Lagrange multipliers
 Summary | Full Text:PDF(399.6KB)

MLSE Detection with Blind Linear Prediction and Subcarriers Interpolation for DSTBC-OFDM Systems
Seree WANICHPAKDEEDECHA Kazuhiko FUKAWA Hiroshi SUZUKI Satoshi SUYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/03/01
Vol. E90-A  No. 3  pp. 562-570
Type of Manuscript:  Special Section PAPER (Special Section on Multimedia and Mobile Signal Processing)
Category: Communications
Keyword: 
DSTBCOFDMMLSEblind signal detectionlinear predictionthe method of Lagrange multipliersinterpolation
 Summary | Full Text:PDF(508.8KB)

A Scattered Pilot OFDM Receiver Employing Turbo ICI Cancellation in Fast Fading Environments
Satoshi SUYAMA Masafumi ITO Kazuhiko FUKAWA Hiroshi SUZUKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/01/01
Vol. E88-B  No. 1  pp. 115-121
Type of Manuscript:  Special Section PAPER (Special Section on Multi-carrier Signal Processing Techniques for Next Generation Mobile Communications--Part 1)
Category: Interference Canceller
Keyword: 
OFDMmobile communicationsscattered-pilotturbo cancellationdecision directed channel estimationdigital terrestrial television broadcasting
 Summary | Full Text:PDF(293.8KB)

A MIMO-OFDM Receiver Employing the Low-Complexity Turbo Equalization in Multipath Environments with Delay Difference Greater than the Guard Interval
Satoshi SUYAMA Hiroshi SUZUKI Kazuhiko FUKAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/01/01
Vol. E88-B  No. 1  pp. 39-46
Type of Manuscript:  Special Section PAPER (Special Section on Multi-carrier Signal Processing Techniques for Next Generation Mobile Communications--Part 1)
Category: MIMO
Keyword: 
MIMOOFDMturbo equalizerinter-symbol interferenceinter-carrier interferenceguard interval
 Summary | Full Text:PDF(445.3KB)

Complex Form Bandpass Sampling with Offset Frequency Sampling and Quadrature Component Interpolation for Modulated Signals
Norihiro SATO Hiroshi SUZUKI Satoshi SUYAMA Kazuhiko FUKAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/12/01
Vol. E86-B  No. 12  pp. 3513-3520
Type of Manuscript:  Special Section PAPER (Special Issue on Software Defined Radio Technology and Its Applications)
Category: 
Keyword: 
bandpass samplingcomplex forminterpolationundersampling
 Summary | Full Text:PDF(741.2KB)

A Scattered Pilot OFDM Receiver with Equalization for Multipath Environments with Delay Difference Greater than Guard Interval
Satoshi SUYAMA Masafumi ITO Hiroshi SUZUKI Kazuhiko FUKAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/01/01
Vol. E86-B  No. 1  pp. 275-282
Type of Manuscript:  Special Section PAPER (Special Issue on Multiple Access and Signal Transmission Techniques for Future Mobile Communications)
Category: 
Keyword: 
OFDMscattered pilotinter-symbol interferenceinter-carrier interferenceequalizer
 Summary | Full Text:PDF(520KB)