IEICE Trans

Kenichi HIGUCHI

NOMA-Based Optimal Multiplexing for Multiple Downlink Service Channels to Maximize Integrated System Throughput Teruaki SHIKUMA Yasuaki YUDA Kenichi HIGUCHI
Publication: Publication Date: 2020/11/01 Vol. E103-B No. 11 pp. 1367-1374 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: non-orthogonal multiple access, successive interference cancellation, bandwidth allocation, power allocation, system throughput, eMBB, mMTC, URLLC,
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Decentralized Probabilistic Frequency-Block Activation Control Method of Base Stations for Inter-cell Interference Coordination and Traffic Load Balancing Fumiya ISHIKAWA Keiki SHIMADA Yoshihisa KISHIYAMA Kenichi HIGUCHI
Publication: Publication Date: 2020/10/01 Vol. E103-B No. 10 pp. 1172-1181 Type of Manuscript: PAPER Category: Terrestrial Wireless Communication/Broadcasting Technologies Keyword: heterogeneous networks, probabilistic activation control, transmission power control,
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Performance Evaluation of IDMA-Based Random Access with Various Structures of Interference Canceller Masayuki KAWATA Kiichi TATEISHI Kenichi HIGUCHI
Publication: Publication Date: 2020/09/01 Vol. E103-B No. 9 pp. 1030-1037 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: IDMA, random access, mMTC, interference canceller, PIC, SIC,
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Complexity-Reduced Adaptive PAPR Reduction Method Using Null Space in MIMO Channel for MIMO-OFDM Signals Taku SUZUKI Mikihito SUZUKI Yoshihisa KISHIYAMA Kenichi HIGUCHI
Publication: Publication Date: 2020/09/01 Vol. E103-B No. 9 pp. 1019-1029 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: OFDM, PAPR, MIMO, beamforming, clipping and filtering, peak cancellation, computational complexity reduction,
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Radio Access Technologies for Broadband Mobile Communications Mamoru SAWAHASHI Kenichi HIGUCHI
Publication: Publication Date: 2017/09/01 Vol. E100-B No. 9 pp. 1674-1687 Type of Manuscript: INVITED PAPER (Special Issue the Past, Present, and Future of Communications Technologies in the IEICE) Category: Wireless Communication Technologies Keyword: W-CDMA, HSDPA, HSUPA, LTE, LTE-Advanced, multi-access scheme, radio access technologies,
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Decentralized Iterative User Association Method for (p,α)-Proportional Fair-Based System Throughput Maximization in Heterogeneous Cellular Networks Kenichi HIGUCHI Yasuaki YUDA
Publication: Publication Date: 2017/08/01 Vol. E100-B No. 8 pp. 1323-1333 Type of Manuscript: Special Section PAPER (Special Section on Radio Access Technologies for 5G Mobile Communications System) Category: Wireless Communication Technologies Keyword: heterogeneous cellular networks, user association, (p,α)-proportional fairness,
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Joint Optimization of User Association and Inter-Cell Interference Coordination for Proportional Fair-Based System Throughput Maximization in Heterogeneous Cellular Networks Yoshitaka IKEDA Shozo OKASAKA Kenichi HIGUCHI
Publication: Publication Date: 2017/08/01 Vol. E100-B No. 8 pp. 1334-1342 Type of Manuscript: Special Section PAPER (Special Section on Radio Access Technologies for 5G Mobile Communications System) Category: Wireless Communication Technologies Keyword: heterogeneous networks, user association, picocell, femtocell, cell range expansion, inter-cell interference coordination,
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Scalable Centralized Control Architecture of Virtual Switch on Large-Scale Network Hiroki DATE Kenichi HIGUCHI Masaru KATAYAMA Katsutoshi KODA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2015/11/01 Vol. E98-B No. 11 pp. 2160-2170 Type of Manuscript: Special Section PAPER (Special Section on Network Systems for Virtualized Environment) Category: Keyword: metro network, data center network, network virtualization, scalable centralized control, SDN,
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Non-Orthogonal Multiple Access Using Intra-Beam Superposition Coding and Successive Interference Cancellation for Cellular MIMO Downlink Kenichi HIGUCHI Yoshihisa KISHIYAMA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2015/09/01 Vol. E98-B No. 9 pp. 1888-1895 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: non-orthogonal multiple access, successive interference cancellation, downlink, MIMO,
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Base Station Cooperative Multiuser MIMO Using Block-Diagonalized Random Beamforming with Online Update Nobuhide NONAKA Anass BENJEBBOUR Kenichi HIGUCHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2015/08/01 Vol. E98-B No. 8 pp. 1622-1629 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: multiuser MIMO, base station cooperation, beamforming, precoding, random beamforming,
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Non-Orthogonal Multiple Access Using Intra-Beam Superposition Coding and SIC in Base Station Cooperative MIMO Cellular Downlink Nobuhide NONAKA Yoshihisa KISHIYAMA Kenichi HIGUCHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2015/08/01 Vol. E98-B No. 8 pp. 1651-1659 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: non-orthogonal multiple access, superposition coding, successive interference cancellation, downlink, MIMO, base station cooperation,
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Inter-Cell Interference Coordination Method Based on Coordinated Inter-Cell Interference Power Control in Uplink Kenichi HIGUCHI Yoshiko SAITO Seigo NAKAO
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2015/07/01 Vol. E98-B No. 7 pp. 1357-1362 Type of Manuscript: PAPER Category: Terrestrial Wireless Communication/Broadcasting Technologies Keyword: cellular system, uplink, power control, inter-cell interference coordination, fractional frequency reuse,
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Performance Evaluations of Transmit Diversity Schemes with Synchronization Signals for LTE Downlink Satoshi NAGATA Yoshihisa KISHIYAMA Motohiro TANNO Kenichi HIGUCHI Mamoru SAWAHASHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2015/06/01 Vol. E98-B No. 6 pp. 1110-1124 Type of Manuscript: PAPER Category: Terrestrial Wireless Communication/Broadcasting Technologies Keyword: cell search, synchronization signals, LTE, transmit diversity, cell ID detection,
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Non-orthogonal Multiple Access (NOMA) with Successive Interference Cancellation for Future Radio Access Kenichi HIGUCHI Anass BENJEBBOUR
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2015/03/01 Vol. E98-B No. 3 pp. 403-414 Type of Manuscript: Invited Survey Paper Category: Wireless Communication Technologies Keyword: cellular system, non-orthogonal multiple access, superposition coding, successive interference cancellation,
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Performance of Non-orthogonal Multiple Access with SIC in Cellular Downlink Using Proportional Fair-Based Resource Allocation Nagisa OTAO Yoshihisa KISHIYAMA Kenichi HIGUCHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2015/02/01 Vol. E98-B No. 2 pp. 344-351 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: non-orthogonal multiple access, successive interference cancellation, downlink, resource allocation, proportional fair,
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A Novel Adaptive Interference Admission Control Method for Layered Partially Non-orthogonal Block Diagonalization for Base Station Cooperative MIMO Yusuke OSHIMA Anass BENJEBBOUR Kenichi HIGUCHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2014/01/01 Vol. E97-B No. 1 pp. 155-163 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: multiuser MIMO, base station cooperation, block diagonalization, channel state information,
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Clipping and Filtering-Based Adaptive PAPR Reduction Method for Precoded OFDM-MIMO Signals Yoshinari SATO Masao IWASAKI Shoki INOUE Kenichi HIGUCHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2013/09/01 Vol. E96-B No. 9 pp. 2270-2280 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: OFDM, PAPR, MIMO, precoding, clipping and filtering,
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Throughput/ACLR Performance of CF-Based Adaptive PAPR Reduction Method for Eigenmode MIMO-OFDM Signals with AMC Shoki INOUE Teruo KAWAMURA Kenichi HIGUCHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2013/09/01 Vol. E96-B No. 9 pp. 2293-2300 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: OFDM, PAPR, MIMO, precoding, clipping and filtering, adaptive modulation and channel coding, ACLR,
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Adaptive Amplify-and-Forward Relaying for Cellular Downlink Kiichi TATEISHI Kenichi HIGUCHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2013/07/01 Vol. E96-B No. 7 pp. 1968-1975 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: relay, amplify-and-forward, cellular, downlink,
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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:
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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 networks, cell association, picocell, femtocell, cell range expansion, inter-cell interference coordination,
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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 MIMO, base station cooperation, precoding, block diagonalization, channel state information,
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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 systems, packet radio access, Evolved UTRA, uplink, macro diversity, soft handover,
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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 UTRA, OFDM, MBMS, single-frequency network, transmit diversity,
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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 UTRA, OFDM, cell search, synchronization channel,
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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 UTRA, turbo code, LDCP code, ZigZag code, turbo SPC code,
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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 UTRA, adaptive modulation and channel coding, OFDM, frequency-domain channel-dependent scheduling,
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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: OFDM, transmit diversity, Evolved UTRA, downlink, control signal,
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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 UTRA, fractional transmission power control, adaptive modulation and coding, uplink,
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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 UTRA, transmission power control, overload indicator, inter-cell interference,
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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 UTRA, OFDM, distributed transmission, resource block, shared data channel,
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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 UTRA, OFDM, MIMO, precoding reference signal, downlink,
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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 UTRA, PRACH, coverage, bandwidth,
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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: OFDM, MIMO, downlink, AMC, QRM-MLD, ASESS,
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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-Advanced, LTE-Advanced, Layered OFDMA, Evolved-UTRA,
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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 diversity, hybrid ARQ, OFDM, broadband radio access,
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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: OFDM, MIMO, precoding, channel estimation, downlink,
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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 signal, multiplexing, single-carrier FDMA, uplink, mobile communications,
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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: OFDM, transmit diversity, SFBC, SFBC+FSTD,
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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: handover, bicast, forwarding, experiment, radio access network,
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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: OFDM, MIMO, spatial multiplexing, maximum likelihood detection, M-algorithm,
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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 beamforming, limited feedback, multi-user diversity, MIMO-OFDM,
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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 FDMA, evolved UTRA, uplink, orthogonal pilot,
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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: OFDM, evolved UTRA, cell search, synchronization channel, scalable bandwidth,
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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 access, forward link, VSF-OFCDM, throughput, field experiments,
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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: OFCDM, cell search, cellular cell, isolated cell, overlay,
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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: MIMO, OFCDM, QR decomposition, maximum likelihood detection, turbo coding,
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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-CDMA, interference canceller, transmit diversity, antenna verification,
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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 access, adaptive modulation and channel coding, hybrid ARQ,
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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 feeder, adaptive antenna array, interference suppression, W-CDMA,
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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 radio, broadband packet wireless access, OFCDM, initial cell search,
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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 communication, DS-CDMA, interference canceller, transmit power control, channel estimation,
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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-CDMA, adaptive antenna array, interference suppression,
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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 radio, broadband packet wireless access, OFCDM, initial cell search,
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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 communication, DS-CDMA, turbo coding, convolutional coding, fast transmission power control,
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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-CDMA, multipath interference, packet transmission, adaptive modulation, SIR measurement,
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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-CDMA, asynchronous cell site, cell search, code acquisition, scrambling code,
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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-CDMA, forward link, orthogonal variable spreading factor, multipath interference canceller,
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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 communication, W-CDMA, transmit diversity, fast transmit power control,
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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-CDMA, site diversity, transmit power control, Rake combining,
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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 radio, W-CDMA, concatenated channel coding, transmit power control, outer loop control,
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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 21^st Century) Category: Keyword: mobile radio, W-CDMA, parallel-type coherent multistage interference canceller, iterative channel estimation, decision-feedback data symbol,
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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 21^st Century) Category: Keyword: DS-CDMA, site diversity, transmit power control, CRC, SIR,
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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: 2000/11/25 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 communication, DS-CDMA, Rake receiver, path search,
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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: 2000/11/25 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 search, inter-cell asynchronous system, DS-CDMA, mobile radio,
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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: 2000/08/25 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 radio, DS-CDMA, target cell search, inter-cell asynchronous system,
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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: 2000/08/25 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 radio, W-CDMA, 2-Mbps data transmission, antenna diversity, TPC,
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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: 1998/07/25 Vol. E81-B No. 7 pp. 1527-1534 Type of Manuscript: PAPER Category: Mobile Communication Keyword: cell search, inter-cell asynchronous system, DS-CDMA, mobile 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: 1998/05/25 Vol. E81-A No. 5 pp. 957-972 Type of Manuscript: PAPER Category: Spread Spectrum Technologies and Applications Keyword: mobile radio communication, DS-CDMA, interference canceller, pilot symbol, channel 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: 1996/09/25 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 communication, DS/CDMA, interference canceller, pilot symbol, channel estimation,
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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: 1992/08/25 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 management, SNMP, OSI networks, TAINS, expert systems,
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