Kenichi HIGUCHI


FOREWORD
Kenichi HIGUCHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2013/06/01
Vol. E96-B  No. 6  pp. 1229-1229
Type of Manuscript: FOREWORD
Category: 
Keyword: 
  Summary |  Full Text:PDF (216KB)

A Simple Decentralized Cell Association Method for Heterogeneous Networks
Tetsunosuke KOIZUMI  Kenichi HIGUCHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2013/06/01
Vol. E96-B  No. 6  pp. 1358-1366
Type of Manuscript: Special Section PAPER (Special Section on Heterogeneous Networks for Future Cellular Systems)
Category: 
Keyword: 
heterogeneous networkscell associationpicocellfemtocellcell range expansioninter-cell interference coordination
  Summary |  Full Text:PDF (1.8MB)

Partially Non-orthogonal Block Diagonalization-Based Precoding in Downlink Multiuser MIMO with Limited Channel State Information Feedback
Yuki TAJIKA  Hidekazu TAOKA  Kenichi HIGUCHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/12/01
Vol. E94-B  No. 12  pp. 3280-3288
Type of Manuscript: Special Section PAPER (Special Section on Cooperative Communications for Cellular Networks)
Category: 
Keyword: 
multiuser MIMObase station cooperationprecodingblock diagonalizationchannel state information
  Summary |  Full Text:PDF (1.4MB)

Investigation of Inter-Node B Macro Diversity for Single-Carrier Based Radio Access in Evolved UTRA Uplink
Hiroyuki KAWAI  Akihito MORIMOTO  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/01/01
Vol. E93-B  No. 1  pp. 125-134
Type of Manuscript: PAPER
Category: Wireless Communication Technologies
Keyword: 
cellular systemspacket radio accessEvolved UTRAuplinkmacro diversitysoft handover
  Summary |  Full Text:PDF (3.4MB)

Single-Carrier Based Multiplexing of Layer 1/Layer 2 Control Signals in Evolved UTRA Uplink Using DFT-Spread OFDM
Teruo KAWAMURA  Yoshihisa KISHIYAMA  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1695-1704
Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
control signalmultiplexingsingle-carrier FDMAuplinkmobile communications
  Summary |  Full Text:PDF (1.7MB)

Field Experiments on Real-Time 1-Gbps High-Speed Packet Transmission in MIMO-OFDM Broadband Packet Radio Access
Hidekazu TAOKA  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1725-1734
Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
OFDMMIMOdownlinkAMCQRM-MLDASESS
  Summary |  Full Text:PDF (2.1MB)

Layered OFDMA and Its Radio Access Techniques for LTE-Advanced
Motohiro TANNO  Yoshihisa KISHIYAMA  Hidekazu TAOKA  Nobuhiko MIKI  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1743-1750
Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
IMT-AdvancedLTE-AdvancedLayered OFDMAEvolved-UTRA
  Summary |  Full Text:PDF (1MB)

Experiments on Handover Using Combination of Bicast and Forwarding of IP Packet for Future IP-Based RANs
Motohiro TANNO  Akihito MORIMOTO  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1735-1742
Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
handoverbicastforwardingexperimentradio access network
  Summary |  Full Text:PDF (1.6MB)

Performance Evaluations of MBMS Signals Using Transmit/Receiver Diversity with SFN in OFDM Based Evolved UTRA Downlink
Akihito MORIMOTO  Yoshihisa KISHIYAMA  Motohiro TANNO  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1649-1659
Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
Evolved UTRAOFDMMBMSsingle-frequency networktransmit diversity
  Summary |  Full Text:PDF (2.2MB)

Block-Wise Resource Block-Level Distributed Transmission for Shared Data Channel in OFDMA Evolved UTRA Downlink
Satoshi NAGATA  Yoshiaki OFUJI  Yoshihisa KISHIYAMA  Nobuhiko MIKI  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1660-1668
Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
Evolved UTRAOFDMdistributed transmissionresource blockshared data channel
  Summary |  Full Text:PDF (2.4MB)

Comparisons between Common and Dedicated Reference Signals for MIMO Multiplexing Using Precoding in Evolved UTRA Downlink
Hidekazu TAOKA  Yoshihisa KISHIYAMA  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1669-1679
Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
Evolved UTRAOFDMMIMOprecoding reference signaldownlink
  Summary |  Full Text:PDF (2.4MB)

Investigations on Physical Random Access Channel Structure in Evolved UTRA Uplink
Yoshihisa KISHIYAMA  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1688-1694
Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
Evolved UTRAPRACHcoveragebandwidth
  Summary |  Full Text:PDF (736KB)

Field Experiments on Open-Loop Type Transmit Diversity in OFDM Radio Access
Shohei TSUCHIDA  Mamoru SAWAHASHI  Hidekazu TAOKA  Kenichi HIGUCHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1705-1713
Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
OFDMtransmit diversitySFBCSFBC+FSTD
  Summary |  Full Text:PDF (2.7MB)

Performance Comparison between Turbo Code and Rate-Compatible LDPC Code for Evolved UTRA Downlink OFDM Radio Access
Naoto OKUBO  Nobuhiko MIKI  Yoshihisa KISHIYAMA  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1504-1515
Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
Evolved UTRAturbo codeLDCP codeZigZag codeturbo SPC code
  Summary |  Full Text:PDF (1.9MB)

Experimental Evaluation of Time Diversity Effect in Hybrid ARQ Considering Space and Path Diversity for Downlink OFDM-Based Broadband Radio Access
Nobuhiko MIKI  Hiroyuki ATARASHI  Kenichi HIGUCHI  Mamoru SAWAHASHI  Masao NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1516-1526
Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
time diversityhybrid ARQOFDMbroadband radio access
  Summary |  Full Text:PDF (1.8MB)

Optimum Adaptive Modulation and Channel Coding Scheme for Frequency Domain Channel-Dependent Scheduling in OFDM Based Evolved UTRA Downlink
Nobuhiko MIKI  Yoshihisa KISHIYAMA  Kenichi HIGUCHI  Mamoru SAWAHASHI  Masao NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1527-1537
Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
Evolved UTRAadaptive modulation and channel codingOFDMfrequency-domain channel-dependent scheduling
  Summary |  Full Text:PDF (2.3MB)

Influence of Channel Estimation Error on MIMO Multiplexing Using Precoding in Downlink OFDM Radio Access
Takashi ISOGAI  Mamoru SAWAHASHI  Hidekazu TAOKA  Kenichi HIGUCHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1553-1562
Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
OFDMMIMOprecodingchannel estimationdownlink
  Summary |  Full Text:PDF (1.7MB)

Coverage Performance of Common/Shared Control Signals Using Transmit Diversity in Evolved UTRA Downlink
Hidekazu TAOKA  Akihito MORIMOTO  Hiroyuki KAWAI  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1589-1599
Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
OFDMtransmit diversityEvolved UTRAdownlinkcontrol signal
  Summary |  Full Text:PDF (1.6MB)

Cell Search Time Comparison Using Hierarchical and Non-hierarchical Synchronization Channels in OFDM Based Evolved UTRA Downlink
Satoshi NAGATA  Motohiro TANNO  Yoshihisa KISHIYAMA  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1608-1618
Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
Evolved UTRAOFDMcell searchsynchronization channel
  Summary |  Full Text:PDF (1.8MB)

Investigation on Optimum Control Interval for Intra-Cell Fractional TPC Using AMC for Shared Channel in Evolved UTRA Uplink
Daisuke NISHIKAWA  Yoshihisa KISHIYAMA  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1627-1633
Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
Evolved UTRAfractional transmission power controladaptive modulation and codinguplink
  Summary |  Full Text:PDF (1.2MB)

Investigation of Inter-Cell Transmission Power Control Using Overload Indicator for Selected Users for Evolved UTRA Uplink
Daisuke NISHIKAWA  Yoshihisa KISHIYAMA  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1634-1640
Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
Evolved UTRAtransmission power controloverload indicatorinter-cell interference
  Summary |  Full Text:PDF (1.3MB)

Adaptive Selection of Surviving Symbol Replica Candidates for Quasi-Maximum Likelihood Detection Using M-Algorithm with QR-Decomposition for OFDM MIMO Multiplexing
Kenichi HIGUCHI  Hiroyuki KAWAI  Hidekazu TAOKA  Noriyuki MAEDA  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/04/01
Vol. E92-B  No. 4  pp. 1258-1271
Type of Manuscript: PAPER
Category: Wireless Communication Technologies
Keyword: 
OFDMMIMOspatial multiplexingmaximum likelihood detectionM-algorithm
  Summary |  Full Text:PDF (2.9MB)

Multi-Codebook Based Beamforming and Scheduling for MIMO-OFDM Systems with Limited Feedback
Xiaoming SHE  Jingxiu LIU  Lan CHEN  Hidekazu TAOKA  Kenichi HIGUCHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/11/01
Vol. E91-B  No. 11  pp. 3745-3748
Type of Manuscript: LETTER
Category: Wireless Communication Technologies
Keyword: 
transmit beamforminglimited feedbackmulti-user diversityMIMO-OFDM
  Summary |  Full Text:PDF (181.6KB)

Orthogonal Pilot Channel Using Combination of FDMA and CDMA in Single-Carrier FDMA-Based Evolved UTRA Uplink
Teruo KAWAMURA  Yoshihisa KISHIYAMA  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/07/01
Vol. E91-B  No. 7  pp. 2299-2309
Type of Manuscript: PAPER
Category: Wireless Communication Technologies
Keyword: 
single-carrier FDMAevolved UTRAuplinkorthogonal pilot
  Summary |  Full Text:PDF (1.7MB)

Physical Channel Structures and Cell Search Method for Scalable Bandwidth for OFDM Radio Access in Evolved UTRA Downlink
Motohiro TANNO  Kenichi HIGUCHI  Satoshi NAGATA  Yoshihisa KISHIYAMA  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/12/01
Vol. E90-B  No. 12  pp. 3622-3631
Type of Manuscript: PAPER
Category: Terrestrial Radio Communications
Keyword: 
OFDMevolved UTRAcell searchsynchronization channelscalable bandwidth
  Summary |  Full Text:PDF (1.4MB)

Field Experiments on Throughput Performance above 100 Mbps in Forward Link for VSF-OFCDM Broadband Wireless Access
Yoshihisa KISHIYAMA  Noriyuki MAEDA  Kenichi HIGUCHI  Hiroyuki ATARASHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/02/01
Vol. E88-B  No. 2  pp. 604-614
Type of Manuscript: Special Section PAPER (Special Section on Multi-carrier Signal Processing Techniques for Next Generation Mobile Communications--Part2)
Category: 
Keyword: 
broadband packet wireless accessforward linkVSF-OFCDMthroughputfield experiments
  Summary |  Full Text:PDF (1.9MB)

Likelihood Function for QRM-MLD Suitable for Soft-Decision Turbo Decoding and Its Performance for OFCDM MIMO Multiplexing in Multipath Fading Channel
Hiroyuki KAWAI  Kenichi HIGUCHI  Noriyuki MAEDA  Mamoru SAWAHASHI  Takumi ITO  Yoshikazu KAKURA  Akihisa USHIROKAWA  Hiroyuki SEKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/01/01
Vol. E88-B  No. 1  pp. 47-57
Type of Manuscript: Special Section PAPER (Special Section on Multi-carrier Signal Processing Techniques for Next Generation Mobile Communications--Part 1)
Category: MIMO
Keyword: 
MIMOOFCDMQR decompositionmaximum likelihood detectionturbo coding
  Summary |  Full Text:PDF (1.7MB)

Fast Cell Search Algorithm for Overlay System with Cellular and Isolated Cells in Forward Link for OFCDM Broadband Wireless Access
Motohiro TANNO  Hiroyuki ATARASHI  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/01/01
Vol. E88-B  No. 1  pp. 159-169
Type of Manuscript: Special Section PAPER (Special Section on Multi-carrier Signal Processing Techniques for Next Generation Mobile Communications--Part 1)
Category: Cell Selection
Keyword: 
OFCDMcell searchcellular cellisolated celloverlay
  Summary |  Full Text:PDF (1.4MB)

Antenna Verification Method for Multipath Interference Canceller Based on Replica Generation per Transmit Antenna with Phase Control Transmit Diversity in W-CDMA Forward Link
Akhmad Unggul PRIANTORO  Heiichi YAMAMOTO  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/08/01
Vol. E87-B  No. 8  pp. 2250-2263
Type of Manuscript: PAPER
Category: Terrestrial Radio Communications
Keyword: 
DS-CDMAinterference cancellertransmit diversityantenna verification
  Summary |  Full Text:PDF (3MB)

Experimental Evaluations on Throughput Performance of Adaptive Modulation and Channel Coding and Hybrid ARQ in HSDPA
Takahiro ASAI  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/07/01
Vol. E86-A  No. 7  pp. 1656-1668
Type of Manuscript: Special Section PAPER (Special Section on Multi-dimensional Mobile Information Networks)
Category: 
Keyword: 
high speed downlink packet accessadaptive modulation and channel codinghybrid ARQ
  Summary |  Full Text:PDF (2.5MB)

Experimental Evaluation of Coherent Adaptive Antenna Array Diversity Receiver Employing Optical Fiber Interface in IF Stage
Taisuke IHARA  Hidekazu TAOKA  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/07/01
Vol. E86-A  No. 7  pp. 1676-1688
Type of Manuscript: Special Section PAPER (Special Section on Multi-dimensional Mobile Information Networks)
Category: 
Keyword: 
optical fiber feederadaptive antenna arrayinterference suppressionW-CDMA
  Summary |  Full Text:PDF (2.2MB)

Three-Step Cell Search Algorithm Exploiting Common Pilot Channel for OFCDM Broadband Wireless Access
Motohiro TANNO  Hiroyuki ATARASHI  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/01/01
Vol. E86-B  No. 1  pp. 325-334
Type of Manuscript: Special Section PAPER (Special Issue on Multiple Access and Signal Transmission Techniques for Future Mobile Communications)
Category: 
Keyword: 
mobile radiobroadband packet wireless accessOFCDMinitial cell search
  Summary |  Full Text:PDF (2MB)

Experiments on Coherent Adaptive Antenna Array Diversity Receiver Based on Antenna-Weight Generation Common to Paths in W-CDMA Reverse Link
Hidekazu TAOKA  Shinya TANAKA  Taisuke IHARA  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/01/01
Vol. E86-B  No. 1  pp. 191-205
Type of Manuscript: Special Section PAPER (Special Issue on Multiple Access and Signal Transmission Techniques for Future Mobile Communications)
Category: 
Keyword: 
DS-CDMAadaptive antenna arrayinterference suppression
  Summary |  Full Text:PDF (2.9MB)

Field Experiments on Pilot Symbol-Assisted Coherent Multistage Interference Canceller in DS-CDMA Reverse Link
Kenichi HIGUCHI  Koichi OKAWA  Mamoru SAWAHASHI  Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/01/01
Vol. E86-B  No. 1  pp. 181-190
Type of Manuscript: Special Section PAPER (Special Issue on Multiple Access and Signal Transmission Techniques for Future Mobile Communications)
Category: 
Keyword: 
mobile radio communicationDS-CDMAinterference cancellertransmit power controlchannel estimation
  Summary |  Full Text:PDF (1.6MB)

Experimental Evaluation of High Rate Data Transmission Using Turbo/Convolutional Coding in W-CDMA Mobile Communications
Kenichi HIGUCHI  Takehiro IKEDA  Satoru FUKUMOTO  Mamoru SAWAHASHI  Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2002/12/01
Vol. E85-B  No. 12  pp. 2750-2759
Type of Manuscript: Special Section PAPER (Special Issue on Software Defined Radio Technology and Its Applications)
Category: 
Keyword: 
mobile radio communicationDS-CDMAturbo codingconvolutional codingfast transmission power control
  Summary |  Full Text:PDF (1.9MB)

Three-Step Cell Search Algorithm Employing Synchronization and Common Pilot Channels for OFCDM Broadband Wireless Access
Yukiko ISHII  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2002/12/01
Vol. E85-B  No. 12  pp. 2672-2683
Type of Manuscript: Special Section PAPER (Special Issue on Software Defined Radio Technology and Its Applications)
Category: 
Keyword: 
mobile radiobroadband packet wireless accessOFCDMinitial cell search
  Summary |  Full Text:PDF (2MB)

Multipath Interference Canceller for Orthogonal Code-Multiplexed Channels and Its Performance in W-CDMA Forward Link
Akhmad Unggul PRIANTORO  Heiichi YAMAMOTO  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/07/01
Vol. E85-A  No. 7  pp. 1524-1535
Type of Manuscript: Special Section PAPER (Special Section on Multi-dimensional Mobile Information Networks)
Category: 
Keyword: 
W-CDMAforward linkorthogonal variable spreading factormultipath interference canceller
  Summary |  Full Text:PDF (2.1MB)

SIR Measurement with Data Channel Transmission Gap Using Multipath Interference Canceller for High-Speed Packet Transmission in W-CDMA Forward Link
Akihiro FUJIWARA  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/07/01
Vol. E85-A  No. 7  pp. 1546-1556
Type of Manuscript: Special Section PAPER (Special Section on Multi-dimensional Mobile Information Networks)
Category: 
Keyword: 
DS-CDMAmultipath interferencepacket transmissionadaptive modulationSIR measurement
  Summary |  Full Text:PDF (2.5MB)

Experimental Evaluation of Three-Step Cell Search Method in W-CDMA Mobile Communications
Kenichi HIGUCHI  Yukiko HANADA  Mamoru SAWAHASHI  Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/07/01
Vol. E85-A  No. 7  pp. 1511-1523
Type of Manuscript: Special Section PAPER (Special Section on Multi-dimensional Mobile Information Networks)
Category: 
Keyword: 
DS-CDMAasynchronous cell sitecell searchcode acquisitionscrambling code
  Summary |  Full Text:PDF (2.6MB)

Experiments on Space Time Block Coding Transmit Diversity (STTD) in W-CDMA Forward Link
Satoru FUKUMOTO  Kenichi HIGUCHI  Mamoru SAWAHASHI  Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/12/01
Vol. E84-A  No. 12  pp. 3045-3057
Type of Manuscript: Special Section PAPER (Special Section on Spread Spectrum Techniques and Applications)
Category: 
Keyword: 
mobile radio communicationW-CDMAtransmit diversityfast transmit power control
  Summary |  Full Text:PDF (2.4MB)

Experiments on Inter-Sector Diversity Using Maximal Ratio Combining in W-CDMA Reverse Link
Akihito MORIMOTO  Kenichi HIGUCHI  Satoru FUKUMOTO  Mamoru SAWAHASHI  Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/12/01
Vol. E84-A  No. 12  pp. 3012-3025
Type of Manuscript: Special Section PAPER (Special Section on Spread Spectrum Techniques and Applications)
Category: 
Keyword: 
W-CDMAsite diversitytransmit power controlRake combining
  Summary |  Full Text:PDF (2.4MB)

Outer Loop Control of Fast Transmit Power Control Based on Intermediate Block Error Rate in Concatenated Channel Coding for DS-CDMA Mobile Radio
Koichi OKAWA  Kenichi HIGUCHI  Mamoru SAWAHASHI  Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/07/01
Vol. E84-A  No. 7  pp. 1691-1701
Type of Manuscript: Special Section PAPER (Special Section on Multi-dimensional Mobile Information Networks)
Category: 
Keyword: 
mobile radioW-CDMAconcatenated channel codingtransmit power controlouter loop control
  Summary |  Full Text:PDF (2.1MB)

Parallel-Type Coherent Multi-Stage Interference Canceller with Iterative Channel Estimation Using Both Pilot and Decision-Feedback Data Symbols for W-CDMA Mobile Radio
Koichi OKAWA  Kenichi HIGUCHI  Mamoru SAWAHASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/03/01
Vol. E84-B  No. 3  pp. 446-456
Type of Manuscript: Special Section PAPER (Special Issue on Innovative Mobile Communication Technologies at the Dawn of the 21st Century)
Category: 
Keyword: 
mobile radioW-CDMAparallel-type coherent multistage interference cancelleriterative channel estimationdecision-feedback data symbol
  Summary |  Full Text:PDF (1.3MB)

Experiments on Inter-Cell Site Diversity Using Two-Step Selection Combining in W-CDMA Reverse Link
Akihito MORIMOTO  Kenichi HIGUCHI  Satoru FUKUMOTO  Mamoru SAWAHASHI  Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/03/01
Vol. E84-B  No. 3  pp. 435-445
Type of Manuscript: Special Section PAPER (Special Issue on Innovative Mobile Communication Technologies at the Dawn of the 21st Century)
Category: 
Keyword: 
DS-CDMAsite diversitytransmit power controlCRCSIR
  Summary |  Full Text:PDF (1.2MB)

Experiments on Fast Cell Search Algorithm Using Scrambling Code Masking for Inter-Cell Asynchronous W-CDMA System
Kenichi HIGUCHI  Mamoru SAWAHASHI  Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/11/20
Vol. E83-A  No. 11  pp. 2102-2109
Type of Manuscript: Special Section PAPER (Special Section on Spread Spectrum Techniques and Applications)
Category: 
Keyword: 
cell searchinter-cell asynchronous systemDS-CDMAmobile radio
  Summary |  Full Text:PDF (1.1MB)

Path Search Performance and Its Parameter Optimization of Pilot Symbol-Assisted Coherent Rake Receiver for W-CDMA Mobile Radio
Satoru FUKUMOTO  Koichi OKAWA  Kenichi HIGUCHI  Mamoru SAWAHASHI  Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/11/20
Vol. E83-A  No. 11  pp. 2110-2119
Type of Manuscript: Special Section PAPER (Special Section on Spread Spectrum Techniques and Applications)
Category: 
Keyword: 
mobile radio communicationDS-CDMARake receiverpath search
  Summary |  Full Text:PDF (3MB)

Experiments on 2-Mbps Data Transmission Applying Antenna Diversity Reception over 5-MHz W-CDMA Mobile Radio Link
Koichi OKAWA  Satoru FUKUMOTO  Kenichi HIGUCHI  Mamoru SAWAHASHI  Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2000/08/20
Vol. E83-B  No. 8  pp. 1602-1609
Type of Manuscript: Special Section PAPER (Special Issue on Personal, Indoor and Mobile Radio Communications)
Category: 
Keyword: 
mobile radioW-CDMA2-Mbps data transmissionantenna diversityTPC
  Summary |  Full Text:PDF (1.5MB)

Fast Cell Search Algorithm in Idle Mode for Inter-Cell Asynchronous W-CDMA Mobile Radio
Yukiko HANADA  Kenichi HIGUCHI  Mamoru SAWAHASHI  Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2000/08/20
Vol. E83-B  No. 8  pp. 1610-1618
Type of Manuscript: Special Section PAPER (Special Issue on Personal, Indoor and Mobile Radio Communications)
Category: 
Keyword: 
mobile radioDS-CDMAtarget cell searchinter-cell asynchronous system
  Summary |  Full Text:PDF (1MB)

Fast Cell Search Algorithm in Inter-Cell Asynchronous DS-CDMA Mobile Radio
Kenichi HIGUCHI  Mamoru SAWAHASHI  Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1998/07/20
Vol. E81-B  No. 7  pp. 1527-1534
Type of Manuscript: PAPER
Category: Mobile Communication
Keyword: 
cell searchinter-cell asynchronous systemDS-CDMAmobile radio
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Interference Rejection Weight Control for Pilot Symbol-Assisted Coherent Multistage Interference Canceller Using Recursive Channel Estimation in DS-CDMA Mobile Radio
Mamoru SAWAHASHI  Hidehiro ANDOH  Kenichi HIGUCHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/05/20
Vol. E81-A  No. 5  pp. 957-972
Type of Manuscript: PAPER
Category: Spread Spectrum Technologies and Applications
Keyword: 
mobile radio communicationDS-CDMAinterference cancellerpilot symbolchannel estimation
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Pilot Symbol-Assisted Coherent Multistage Interference Canceller Using Recursive Channel Estimation for DS-CDMA Mobile Radio
Mamoru SAWAHASHI  Yoshinori MIKI  Hidehiro ANDOH  Kenichi HIGUCHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/09/20
Vol. E79-B  No. 9  pp. 1262-1270
Type of Manuscript: Special Section PAPER (Special Issue on Personal Communications)
Category: Modulation, Equalization and interference cancellation technologies
Keyword: 
mobile radio communicationDS/CDMAinterference cancellerpilot symbolchannel estimation
  Summary |  Full Text:PDF (741.5KB)

An SNMP-Based Expert Network Management System
Glenn MANSFIELD  Makoto MURATA  Kenichi HIGUCHI  Krishnamachari JAYANTHI  Basabi CHAKRABORTY  Yoshiaki NEMOTO  Shoichi NOGUCHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1992/08/20
Vol. E75-B  No. 8  pp. 701-708
Type of Manuscript: Special Section PAPER (Special Issue on the 4th Japan-Korea Joint Conference on Communications, Networks, Switching Systems and Satellite Communications (4th JC-CNSS))
Category: 
Keyword: 
network managementSNMPOSI networksTAINSexpert systems
  Summary |  Full Text:PDF (796.9KB)