Seiichi SAMPEI


An Iterative Cancellation Technique for Adjacent Channel Interference Induced by Amplifier Nonlinearity in 60GHz Band Wireless Communication Systems
Noboru OSAWA Shinsuke IBI Seiichi SAMPEI 
Publication:   
Publication Date: 2017/11/01
Vol. E100-B  No. 11  pp. 2060-2069
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
millimeter waveamplifier nonlinearityadjacent channel interferenceiterative cancellernonlinearity estimationmultichannel access
 Summary | Full Text:PDF(1.7MB)

Development of Wireless Access and Flexible Networking Technologies for 5G Cellular Systems
Seiichi SAMPEI 
Publication:   
Publication Date: 2017/08/01
Vol. E100-B  No. 8  pp. 1174-1180
Type of Manuscript:  INVITED PAPER (Special Section on Radio Access Technologies for 5G Mobile Communications System)
Category: Wireless Communication Technologies
Keyword: 
5G cellular systemsmassive MIMOmobile edge computingIoTenhanced mobile broadband service
 Summary | Full Text:PDF(1.2MB)

On Approximated LLR for Single Carrier Millimeter-Wave Transmissions in the Presence of Phase Noise
Makoto NISHIKORI Shinsuke IBI Seiichi SAMPEI 
Publication:   
Publication Date: 2017/07/01
Vol. E100-B  No. 7  pp. 1086-1093
Type of Manuscript:  Special Section PAPER (Special Section on Smart Radio and Its Applications in Conjunction with Main Topics of SmartCom)
Category: Wireless Communication Technologies
Keyword: 
log likelihood ratiophase noisemillimeter wavesingle carrierfrequency domain equalizer
 Summary | Full Text:PDF(1.2MB)

Design and Implementation of Lighting Control System Using Battery-Less Wireless Human Detection Sensor Networks
Tao YU Yusuke KUKI Gento MATSUSHITA Daiki MAEHARA Seiichi SAMPEI Kei SAKAGUCHI 
Publication:   
Publication Date: 2017/06/01
Vol. E100-B  No. 6  pp. 974-985
Type of Manuscript:  PAPER
Category: Network
Keyword: 
proof-of-conceptenergy savingLED light controlbattery-less wireless human detection sensor networkmulti-sensor user localization
 Summary | Full Text:PDF(7.1MB)

FOREWORD
Seiichi SAMPEI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2015/10/01
Vol. E98-B  No. 10  pp. 1931-1931
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(311.2KB)

Adaptive Band Activity Ratio Control with Cascaded Energy Allocation for Amplify-and-Forward OFDM Relay Systems
Quang Thang DUONG Shinsuke IBI Seiichi SAMPEI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2014/11/01
Vol. E97-B  No. 11  pp. 2424-2434
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
dynamic spectrum controlspectral efficiencyamplify-and-forwardtransmit energy constraintOFDMenergy allocationconvex optimizationDCMC capacityCCMC capacity
 Summary | Full Text:PDF(1.5MB)

Multi-Stage DCF-Based Channel Access Scheme for Throughput Enhancement of OFDMA WLAN Systems
Shinichi MIYAMOTO Naoya IKESHITA Seiichi SAMPEI Wenjie JIANG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2014/10/01
Vol. E97-B  No. 10  pp. 2230-2242
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
CSMA/CADCFOFDMAprioritized channel accesssignaling overhead
 Summary | Full Text:PDF(2.5MB)

Dynamic Spectrum Control Aided Spectrum Sharing with Nonuniform Sampling-Based Channel Sounding
Quang Thang DUONG Shinsuke IBI Seiichi SAMPEI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2013/12/01
Vol. E96-B  No. 12  pp. 3172-3180
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
channel soundingdynamic spectrum controlnonuniform samplingill-conditioned problemfrequency selection diversity
 Summary | Full Text:PDF(1.4MB)

Novel DCF-Based Multi-User MAC Protocol for Centralized Radio Resource Management in OFDMA WLAN Systems
Shinichi MIYAMOTO Seiichi SAMPEI Wenjie JIANG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2013/09/01
Vol. E96-B  No. 9  pp. 2301-2312
Type of Manuscript:  PAPER
Category: Terrestrial Wireless Communication/Broadcasting Technologies
Keyword: 
CSMA/CADCFOFDMAcentralized radio resource managementtwo-dimensional scheduling
 Summary | Full Text:PDF(2.4MB)

A Spectrum-Overlapped Resource Management for Turbo Equalizer in Uplink Future Multiple Access Channels
Jungo GOTO Osamu NAKAMURA Kazunari YOKOMAKURA Yasuhiro HAMAGUCHI Shinsuke IBI Seiichi SAMPEI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/12/01
Vol. E95-B  No. 12  pp. 3679-3687
Type of Manuscript:  Special Section PAPER (Special Section on Coding and Coding Theory-Based Signal Processing for Wireless Communications)
Category: 
Keyword: 
orthogonal accessnon-orthogonal accessfrequency selection diversitySORMSC/MMSE turbo equalizerEXIT analysis
 Summary | Full Text:PDF(2MB)

Adaptive Bandwidth Control for Dynamic Spectrum Control Aided Spectrum Sharing in Private Wireless Networks
Tomomi AOKI Shinsuke IBI Seiichi SAMPEI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/04/01
Vol. E95-B  No. 4  pp. 1093-1099
Type of Manuscript:  Special Section PAPER (Special Section on Cognitive Radio and Heterogeneous Wireless Networks in Conjunction with Main Topics of CrownCom2011)
Category: 
Keyword: 
autonomous distributed controladaptive bandwidth controldynamic spectrum controlcapacity maximization
 Summary | Full Text:PDF(1.4MB)

Wireless Distributed Network: For Flexible Networking and Radio Resource Management
Seiichi SAMPEI Kei SAKAGUCHI Shinsuke IBI Koji YAMAMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/12/01
Vol. E93-B  No. 12  pp. 3218-3227
Type of Manuscript:  INVITED PAPER (Special Section on Wireless Distributed Networks)
Category: 
Keyword: 
wireless distributed networkheterogeneous networkautonomous distributed networkscognitive radiocooperative transmissionradio resource management
 Summary | Full Text:PDF(1.3MB)

Reliable Wireless Broadcast with Linear Network Coding for Multipoint-to-Multipoint Real-Time Communications
Yoshihisa KONDO Hiroyuki YOMO Shinji YAMAGUCHI Peter DAVIS Ryu MIURA Sadao OBANA Seiichi SAMPEI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/09/01
Vol. E93-B  No. 9  pp. 2316-2325
Type of Manuscript:  PAPER
Category: Network
Keyword: 
network codingreal-time applicationsad-hoc networksbroadcast
 Summary | Full Text:PDF(1.5MB)

Frequency Domain Nulling Filter and Turbo Equalizer in Suppression of Interference for One-Cell Reused Single-Carrier TDMA Systems
Chantima SRITIAPETCH Seiichi SAMPEI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/06/01
Vol. E92-B  No. 6  pp. 2085-2094
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
interference suppressionnulling filterfrequency domain turbo equalizersingle-carrier transmission
 Summary | Full Text:PDF(1.8MB)

A Novel Method of Estimating the Signal-to-Interference Ratio for One-Cell-Frequency-Reuse OF/TDMA Systems
Masafumi MORIYAMA Hiroshi HARADA Seiichi SAMPEI Ryuhei FUNADA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/01/01
Vol. E91-B  No. 1  pp. 247-257
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
OF/TDMAone-cell-frequency-reuseSIRAMCMIMOcarrier interferometry
 Summary | Full Text:PDF(1.8MB)

Co-channel Interference Suppression Scheme Employing Nulling Filter and Turbo Equalizer for Single-Carrier TDMA Systems
Chantima SRITIAPETCH Seiichi SAMPEI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/07/01
Vol. E90-B  No. 7  pp. 1857-1860
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
interference suppressionnulling filterturbo equalizersingle-carrier transmission
 Summary | Full Text:PDF(736.2KB)

A Carrier Interferometry Based Channel Estimation Technique for MIMO-OFDM/TDMA Systems
Kazunari YOKOMAKURA Seiichi SAMPEI Hiroshi HARADA Norihiko MORINAGA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/05/01
Vol. E90-B  No. 5  pp. 1181-1192
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
DPC-OF/TDMA systemsMIMO-OFDM/TDMA systemschannel estimationcarrier interferometrytime window
 Summary | Full Text:PDF(975.3KB)

Space-Path Division Multiplexing Technique for Eigenmode Transmission System
Shinsuke IBI Seiichi SAMPEI Norihiko MORINAGA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/06/01
Vol. E89-B  No. 6  pp. 1960-1963
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
MIMOeigenmode transmissiondata multiplexingturbo equalizationsoft interference cancellationMMSE filter
 Summary | Full Text:PDF(210.9KB)

Enhancement of Data Throughput in the AMC-Employed DS-CDMA Systems through Suppression of Channel Frequency Selectivity by a MTMR Antenna System
Jaewan KIM Seiichi SAMPEI Norihiko MORINAGA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/04/01
Vol. E88-B  No. 4  pp. 1622-1631
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
MTMRDS-CDMAadaptive array antennaanalog-type TPCfrequency selectivity test
 Summary | Full Text:PDF(751.7KB)

An OFDM Based Adaptive Modulation Scheme Employing Variable Coding Rate
Toshiyuki NAKANISHI Seiichi SAMPEI Hiroshi HARADA Norihiko MORINAGA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/02/01
Vol. E88-B  No. 2  pp. 526-534
Type of Manuscript:  Special Section PAPER (Special Section on Multi-carrier Signal Processing Techniques for Next Generation Mobile Communications--Part2)
Category: 
Keyword: 
DPC-OF/TDMAadaptive modulation schemevariable coding ratebit loadinginter-cell interference
 Summary | Full Text:PDF(712.9KB)

Peak Power Reduction Technique for Subcarrier Transmit Power Control Applied OFDM Systems
Yuuhei HASHIMOTO Seiichi SAMPEI Norihiko MORINAGA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/07/01
Vol. E86-B  No. 7  pp. 2207-2210
Type of Manuscript:  LETTER
Category: Wireless Communication Technology
Keyword: 
OFDMpeak power reductionPNPAcarrier-hole
 Summary | Full Text:PDF(409KB)

Symbol-by-Symbol Based Multilevel Transmit Power Control for OFDM Based Adaptive Modulation under High Mobility Terminal Conditions
Tomoaki YOSHIKI Seiichi SAMPEI Norihiko MORINAGA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/01/01
Vol. E86-B  No. 1  pp. 230-237
Type of Manuscript:  Special Section PAPER (Special Issue on Multiple Access and Signal Transmission Techniques for Future Mobile Communications)
Category: 
Keyword: 
OFDMadaptive modulation systemhigh mobilityextrapolationspace diversity
 Summary | Full Text:PDF(1.1MB)

Channel Monitor-Based Unequal Error Protection Scheme Using Dynamic OFDM Subcarrier Assignment Technique for Broadband Video Transmission System
Yuuhei HASHIMOTO Seiichi SAMPEI Norihiko MORINAGA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2002/10/01
Vol. E85-B  No. 10  pp. 1927-1936
Type of Manuscript:  Special Section PAPER (Special Issue on Mobile Multimedia Communications)
Category: 
Keyword: 
OFDMsubcarrier transmission power controlunequal error protectionMPEG
 Summary | Full Text:PDF(1.3MB)

Adaptive Zone Selection Techniques with an Adaptive Modulation for Indoor Wireless Packet Radio Systems
Chalermphol APICHAICHALERMWONGSE Seiichi SAMPEI Norihiko MORINAGA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/04/01
Vol. E84-B  No. 4  pp. 1000-1009
Type of Manuscript:  PAPER
Category: Wireless Communication Switching
Keyword: 
multi-zone systemwireless packet systemnon-uniform traffic distribution
 Summary | Full Text:PDF(971.4KB)

An Intelligent Radio Resource Management Scheme for Multi-Layered Cellular Systems with Different Assigned Bandwidths
Fumihide KOJIMA Seiichi SAMPEI Norihiko MORINAGA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1998/12/25
Vol. E81-B  No. 12  pp. 2444-2453
Type of Manuscript:  Special Section PAPER (Special Issue on the Latest Development of Telecommunication Research)
Category: QoS Control and Traffic Control
Keyword: 
land mobile communicationmulti-layered cell structure nonuniform traffic conditionsdynamic channel assignment
 Summary | Full Text:PDF(879.4KB)

Adaptive Coding Rate and Process Gain Control with Channel Activation for Multi-Media DS/CDMA Systems
Sadayuki ABETA Seiichi SAMPEI Norihiko MORINAGA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1997/04/25
Vol. E80-B  No. 4  pp. 581-588
Type of Manuscript:  PAPER
Category: Radio Communication
Keyword: 
DS/CDMAchannel activationsoft power controladaptive modulation
 Summary | Full Text:PDF(601.5KB)

Standardization Activities on FPLMTS Radio Transmission Technology in Japan
Akio SASAKI Mitsuhiko MIZUNO Seiichi SAMPEI Fumio WATANABE Hideichi SASAOKA Masaharu HATA Kouichi HONMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/12/25
Vol. E79-A  No. 12  pp. 1938-1947
Type of Manuscript:  INVITED PAPER (Special Secton on Spread Spectrum Techniques and Applications)
Category: 
Keyword: 
FPLMTSradio transmission technologyTDMACDMA-FDDCDMA-TDD
 Summary | Full Text:PDF(869.9KB)

Large Doppler Frequency Compensation Technique for Terrestrial and LEO Satellite Dual Mode DS/CDMA Terminals
Jae-Woo JEONG Seiichi SAMPEI Norihiko MORINAGA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/11/25
Vol. E79-B  No. 11  pp. 1696-1703
Type of Manuscript:  PAPER
Category: Satellite Communication
Keyword: 
Doppler frequency shift compensationCDMA-based LEO mobile satellite communication systemsblock demodulation
 Summary | Full Text:PDF(680.7KB)

Adaptive Modulation System with Punctured Convolutional Code for High Quality Personal Communication Systems
Hidehiro MATSUOKA Seiichi SAMPEI Norihiko MORINAGA Yukiyoshi KAMIO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/03/25
Vol. E79-B  No. 3  pp. 328-334
Type of Manuscript:  Special Section PAPER (Special Issue on Advanced Adaptive Radio Communication Technologies)
Category: Modulation, Demodulation
Keyword: 
adaptive modulation systempunctured convolutional codeland mobile communicationshigh quality transmission
 Summary | Full Text:PDF(628.9KB)

Intelligent Radio Communication Techniques for Advanced Wireless Communications Systems
Norihiko MORINAGA Mitsuo YOKOYAMA Seiichi SAMPEI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/03/25
Vol. E79-B  No. 3  pp. 214-221
Type of Manuscript:  INVITED PAPER (Special Issue on Advanced Adaptive Radio Communication Technologies)
Category: 
Keyword: 
wireless communicationmulti-mediaadaptive modulationautonomous networkingInternet
 Summary | Full Text:PDF(808.1KB)

Directive Antenna Diversity Reception Scheme for an Adaptive Modulation System in High Mobility Land Mobile Communications
Takashi SUZUKI Seiichi SAMPEI Norihiko MORINAGA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/03/25
Vol. E79-B  No. 3  pp. 335-341
Type of Manuscript:  Special Section PAPER (Special Issue on Advanced Adaptive Radio Communication Technologies)
Category: Modulation, Demodulation
Keyword: 
adaptive modulation systemdirective antenna diversityland mobile communicationchannel condition estimation
 Summary | Full Text:PDF(523.7KB)

Symbol Rate Controlled Adaptive Modulation/TDMA/TDD for Wireless Personal Communication Systems
Toyoki UE Seiichi SAMPEI Norihiko MORINAGA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1995/08/25
Vol. E78-B  No. 8  pp. 1117-1124
Type of Manuscript:  Special Section PAPER (Special Issue on Technologies for High-Speed Mobile Communications)
Category: 
Keyword: 
adaptive modulationQAMTDMA/TDDwireless personal communicationmultipath fading
 Summary | Full Text:PDF(795.8KB)

Adaptive Modulation/TDMA Scheme for Large Capacity Personal Multi-Media Communication Systems
Seiichi SAMPEI Shozo KOMAKI Norihiko MORINAGA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/09/25
Vol. E77-B  No. 9  pp. 1096-1103
Type of Manuscript:  Special Section PAPER (Special Issue on Mobile Multimedia Communications)
Category: 
Keyword: 
adaptive modulationmulti-level QAMmultipath fadingpersonal communicationcellular system
 Summary | Full Text:PDF(668.4KB)

Field Experiments on 16QAM/TDMA and Trellis Coded 16QAM/TDMA Systems for Digital Land Mobile Radio Communications
Norihito KINOSHITA Seiichi SAMPEI Eimatsu MORIYAMA Hideichi SASAOKA Yukiyoshi KAMIO Kazuyuki MIYA Katsuhiko HIRAMATSU Kazunori INOGAI Koichi HOMMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/07/25
Vol. E77-B  No. 7  pp. 911-920
Type of Manuscript:  Special Section PAPER (Special Issue on Personal, Indoor and Mobile Radio Communications)
Category: 
Keyword: 
coded modulationQAMTDMAfield experimentsland mobile communications
 Summary | Full Text:PDF(936.3KB)

Development of Japanese Adaptive Equalizing Technology toward High Bit Rate Data Transmission in Land Mobile Communications
Seiichi SAMPEI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1991/06/25
Vol. E74-B  No. 6  pp. 1512-1521
Type of Manuscript:  INVITED PAPER (Special Issue on Mobile Communications)
Category: 
Keyword: 
 Summary | Full Text:PDF(698.3KB)

A New Type Fading Simulator with DSP
Yukiyoshi KAMIO Seiichi SAMPEI Hideichi SASAOKA Mituo YOKOYAMA 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1987/04/25
Vol. E70-E  No. 4  pp. 379-382
Type of Manuscript:  LETTER
Category: Radio Wave and Satellite Communication
Keyword: 
 Summary | Full Text:PDF(223.4KB)

Rejection Method of Adjacent Channel Interference for Digital Land Mobile Communications
Seiichi SAMPEI Mitsuo YOKOYAMA 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1986/05/25
Vol. E69-E  No. 5  pp. 578-580
Type of Manuscript:  LETTER
Category: Radio Wave and Satellite Communication
Keyword: 
 Summary | Full Text:PDF(194.5KB)

A Development Assist System for Distributed Digital Signal Processing
Yukiyoshi KAMIO Seiichi SAMPEI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1986/05/25
Vol. E69-E  No. 5  pp. 575-577
Type of Manuscript:  LETTER
Category: Signal Processing and Theory
Keyword: 
 Summary | Full Text:PDF(163.1KB)

Performance of FEC with Interleaving in Digital Land Mobile Communications
Seiichi SAMPEI Yukiyoshi KAMIO 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1985/10/25
Vol. E68-E  No. 10  pp. 651-652
Type of Manuscript:  LETTER
Category: Transmission Systems
Keyword: 
 Summary | Full Text:PDF(142.6KB)