Decision feedback differential detection of differentially encoded 16APSK signals. - Fumiyuki Adachi; Mamoru Sawahashi (IEEE Trans. Commun., 1996)

Channel estimation using time multiplexed pilot symbols for coherent RAKE combining for DS-CDMA mobile radio. - Hidehiro Andoh; Mamoru Sawahashi; Fumiyuki Adachi (PIMRC, 1997)

Experiments on coherent multistage interference canceller for DS-CDMA mobile radio. - Mamoru Sawahashi; Hidehiro Andoh; Kenichi Higuchi; Fumiyuki Adachi (PIMRC, 1998)

Wideband DS-CDMA for next-generation mobile communications systems. - Fumiyuki Adachi; Mamoru Sawahashi; Hirohito Suda (IEEE Commun. Mag., 1998)

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 (PIMRC, 2000)

Experimental evaluation of combined effect of coherent RAKE combining and SIR-based fast transmit power control for reverse link of DS-CDMA mobile radio. - Kenichi Higuchi; Hidehiro Andoh; Koichi Okawa; Mamoru Sawahashi; Fumiyuki Adachi (IEEE J. Sel. Areas Commun., 2000)

Experiments on coherent adaptive antenna array diversity for wideband DS-CDMA mobile radio. - Shinya Tanaka; Atsushi Harada; Mamoru Sawahashi; Fumiyuki Adachi (IEEE J. Sel. Areas Commun., 2000)

Enhanced wireless access technologies and experiments for W-CDMA communications. - Mamoru Sawahashi; Kenichi Higuchi; Shinya Tanaka; Fumiyuki Adachi (IEEE Wirel. Commun., 2000)

A multi-stage MCI cancellation receiver for multicode CDMA systems. - Jun Chen; Jiangzhou Wang; Mamoru Sawahashi (VTC Fall, 2001)

Parallel-type coherent multistage interference canceller with multiple-antenna reception in DS-CDMA reverse link. - Yoshihisa Kishiyama; Taisuke Ihara; Kenichi Higuchi; Mamoru Sawahashi (VTC Fall, 2001)

Multipath interference canceller using soft-decision replica combined with hybrid ARQ in W-CDMA forward link. - Nobuhiko Miki; Sadayuki Abeta; Hiroyuki Atarashi; Mamoru Sawahashi (VTC Fall, 2001)

Site independent diversity transmit power control for inter-cell site diversity in W-CDMA forward link. - Akihito Morimoto; Kenichi Higuchi; Mamoru Sawahashi (VTC Fall, 2001)

Improvements in W-CDMA: principles and experimental results. - Mamoru Sawahashi; Kenichi Higuchi; Shinya Tanaka; Fumiyuki Adachi (Ann. des Télécommunications, 2001)

Broadband packet wireless access based on VSF-OFCDM and MC/DS-CDMA. - Hiroyuki Atarashi; Noriyuki Maeda; Sadayuki Abeta; Mamoru Sawahashi (PIMRC, 2002)

Three-step cell search algorithm for broadband multi-carrier CDMA packet wireless access. - Yukiko Hanada; Kenichi Higuchi; Mamoru Sawahashi (PIMRC, 2002)

Performance of coherent adaptive antenna array beamforming combined with MRC diversity techniques in W-CDMA reverse link. - Taisuke Ihara; Shinya Tanaka; Mamoru Sawahashi (PIMRC, 2002)

Evaluation of throughput employing hybrid ARQ packet combining in forward link OFCDM broadband wireless access. - Nobuhiko Miki; Sadayuki Abeta; Mamoru Sawahashi (PIMRC, 2002)

Comparison of packet scheduling algorithms focusing on user throughput in high speed downlink packet access. - Yoshiaki Ofuji; Akihito Morimoto; Sadayuki Abeta; Mamoru Sawahashi (PIMRC, 2002)

Adaptive radio parameter control considering QoS for forward link OFCDM wireless access. - Atsushi Harada; Sadayulu Abeta; Mamoru Sawahashi (VTC Spring, 2002)

Comparison between multipath interference canceller and chip equalizer in HSDPA in multipath channel. - Teruo Kawamura; Kenichi Higuchi; Yoshihisa Kishiyama; Mamoru Sawahashi (VTC Spring, 2002)

Performance of forward link broadband OFCDM packet wireless access using MMSE combining scheme based on SIR estimation. - Noriyuki Maeda; Hiroyuki Atarashi; Sadayuki Abeta; Mamoru Sawahashi (VTC Spring, 2002)

Wideband wireless access technologies to broadband internet [Guest Editorial]. - Mohsen Guizani; Willie W. Lu; Paul Meche; Mamoru Sawahashi (IEEE Commun. Mag., 2002)

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 (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Evaluation of Optimum Adaptive Antenna Array Beam Forming Configuration Considering Diversity Effect in W-CDMA Forward Link. - Satoru Fukumoto; Taisuke Ihara; Mamoru Sawahashi; Iwao Sasase (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Experiments on Adaptive Antenna Array Transmit Diversity in W-CDMA Forward Link. - Atsushi Harada; Shinya Tanaka; Mamoru Sawahashi; Fumiyuki Adachi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Experimental Evaluation of Three-Step Cell Search Method in W-CDMA Mobile Communications. - Kenichi Higuchi; Yukiko Hanada; Mamoru Sawahashi; Fumiyuki Adachi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Pilot Channel Assisted MMSE Combining in Forward Link for Broadband OFCDM Packet Wireless Access. - Noriyuki Maeda; Hiroyuki Atarashi; Sadayuki Abeta; Mamoru Sawahashi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Comparison of Hybrid ARQ Packet Combining Algorithm in High Speed Downlink Packet Access in a Multipath Fading Channel. - Nobuhiko Miki; Hiroyuki Atarashi; Sadayuki Abeta; Mamoru Sawahashi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

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 (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Foreword. - Mamoru Sawahashi; Jae Hong Lee (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Optimum Bandwidth per Sub-Carrier of Multicarrier/DS-CDMA for Broadband Packet Wireless Access in Reverse Link. - Shingo Suwa; Hiroyuki Atarashi; Sadayuki Abeta; Mamoru Sawahashi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

MCI cancellation for multicode wideband CDMA systems. - Jun Chen; Jiangzhou Wang; Mamoru Sawahashi (IEEE J. Sel. Areas Commun., 2002)

Multipath interference canceller for high-speed packet transmission with adaptive modulation and coding scheme in W-CDMA forward link. - Kenichi Higuchi; Akihiro Fujiwara; Mamoru Sawahashi (IEEE J. Sel. Areas Commun., 2002)

Experiments on pilot symbol-assisted coherent multistage interference canceller for DS-CDMA mobile radio. - Mamoru Sawahashi; Kenichi Higuchi; Hidehiro Andoh; Fumiyuki Adachi (IEEE J. Sel. Areas Commun., 2002)

Adaptive antenna array transmit diversity in FDD forwad link for W-CDMA and broadband packet wireless access. - Hidekazu Taoka; Shinya Tanaka; Taisuke Ihara; Mamoru Sawahashi (IEEE Wirel. Commun., 2002)

Variable spreading and chip repetition factors (VSCRF)-CDMA in reverse link for broadband wireless access. - Yoshikazu Goto; Teruo Kawamura; Hiroyuki Atarashi; Mamoru Sawahashi (PIMRC, 2003)

Experimental evaluation of throughput performance in broadband packet wireless access based on VSF-OFCDM and VSF-CDMA. - Noriyuki Maeda; Yoshihisa Kishiyama; Kenichi Higuchi; Hiroyuki Atarashi; Mamoru Sawahashi (PIMRC, 2003)

Experimental evaluation on effect of hybrid ARQ with packet combining in forward link for VSF-OFCDM broadband wireless access. - Nobuhiko Miki; Hiroyuki Atarashi; Kenichi Higuchi; Sadayuki Abeta; Mamoru Sawahashi (PIMRC, 2003)

Fast packet scheduling algorithm based on instantaneous SIR with constraint condition assuring minimum throughput in forward link. - Yoshiaki Ofuji; Sadayuki Abeta; Mamoru Sawahashi (WCNC, 2003)

Experimental Evaluations on Throughput Performance of Adaptive Modulation and Channel Coding and Hybrid ARQ in HSDPA. - Takahiro Asai; Kenichi Higuchi; Mamoru Sawahashi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003)

Experimental Evaluation of Coherent Adaptive Antenna Array Diversity Receiver Employing Optical Fiber Interface in IF Stage. - Taisuke Ihara; Hidekazu Taoka; Kenichi Higuchi; Mamoru Sawahashi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003)

Efficient Random Access Channel Transmission Method Using Packet Retransmission According to QoS. - Yousuke Iizuka; Motohiro Tanno; Mamoru Sawahashi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003)

Radio Link Capacity Comparison between MC/DS-CDMA and MC-CDMA in Reverse Link Broadband Wireless Access. - Shingo Suwa; Hiroyuki Atarashi; Mamoru Sawahashi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003)

Adaptive selection of surviving symbol replica candidates based on maximum reliability in QRM-MLD for OFCDM MIMO multiplexing. - Kenichi Higuchi; Hiroyuki Kawai; Noriyuki Maeda; Mamoru Sawahashi (GLOBECOM, 2004)

Field experiments on adaptive antenna array-beam forming with simultaneous path timing and its DOA estimations employing directive-beam reception for broadband CDMA packet access in reverse link. - Takashi Kataoka; Hidekazu Taoka; Kenichi Higuchi; Mamoru Sawahashi (PIMRC, 2004)

QRM-MLD combined with MMSE-based multipath interference canceller for MIMO multiplexing in broadband DS-CDMA. - Noriyuki Maeda; Kenichi Higuchi; Junichiro Kawamoto; Mamoru Sawahashi; Masayuki Kimata; Shousei Yoshida (PIMRC, 2004)

Effect of time diversity in hybrid ARQ considering space and path diversity for VSF-OFCDM downlink broadband wireless access. - Nobuhiko Miki; Hiroyuki Atarashi; Mamoru Sawahashi (PIMRC, 2004)

Experiments on fast sector selection with entire-bandwidth assignment in forward link for OFCDM broadband packet wireless access. - Akihito Morimoto; Sadayuki Abeta; Mamoru Sawahashi (PIMRC, 2004)

Field experiments on low-rate turbo coding and soft-decision decoding for broadband packet DS-CDMA wireless access in reverse link. - Shingo Suwa; Nobuhiko Miki; Motohiro Tanno; Kenichi Higuchi; Mamoru Sawahashi (PIMRC, 2004)

Investigations on packet error rate of variable spreading and chip repetition factors (VSCRF)-CDMA wireless access in reverse link multi-cell environment. - Yoshikazu Goto; Teruo Kawamura; Hiroyuki Atarashi; Mamoru Sawahashi (VTC Fall (2), 2004)

Analysis on tradeoff between frequency diversity and inter-code interference considering fading correlation in forward link for VSF-OFCDM wireless access. - Tony Q. S. Quek; Noriyuki Maeda; Hiroyuki Atarashi; Mamoru Sawahashi (VTC Fall (2), 2004)

Experiments on three-step fast cell search algorithm employing common pilot channel for OFCDM broadband packet wireless access in forward link. - Motohiro Tanno; Kenichi Higuchi; Hiroyuki Atarashi; Mamoru Sawahashi (VTC Fall (2), 2004)

Broadband wireless access based on VSF-OFCDM and VSCRF-CDMA and its experiments. - Hiroyuki Atarashi; Noriyuki Maeda; Yoshihisa Kishiyama; Mamoru Sawahashi (Eur. Trans. Telecommun., 2004)

Editorial. - Sofiène Affes; Jacob Benesty; David Gesbert; Laurence Mailaender; Mamoru Sawahashi (EURASIP J. Adv. Signal Process., 2005)

Variable Spreading and Chip Repetition Factors (VSCRF)-CDMA in Reverse Link for Broadband Packet Wireless Access. - Yoshikazu Goto; Teruo Kawamura; Hiroyuki Atarashi; Mamoru Sawahashi (IEICE Trans. Commun., 2005)

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 (IEICE Trans. Commun., 2005)

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 (IEICE Trans. Commun., 2005)

Variable Spreading Factor-OFCDM with Two Dimensional Spreading that Prioritizes Time Domain Spreading for Forward Link Broadband Wireless Access. - Noriyuki Maeda; Yoshihisa Kishiyama; Hiroyuki Atarashi; Mamoru Sawahashi (IEICE Trans. Commun., 2005)

Comparison of Throughput Employing Hybrid ARQ Packet Combining in Forward Link OFCDM Broadband Packet Wireless Access. - Nobuhiko Miki; Hiroyuki Atarashi; Sadayuki Abeta; Mamoru Sawahashi (IEICE Trans. Commun., 2005)

Cell Selection Based on Shadowing Variation for Forward Link Broadband OFCDM Packet Wireless Access. - Akihito Morimoto; Sadayuki Abeta; Mamoru Sawahashi (IEICE Trans. Commun., 2005)

Accurate FFT Processing Window Timing Detection Based on Maximum SIR Criterion in OFCDM Wireless Access. - Satoshi Nagata; Noriyuki Maeda; Hiroyuki Atarashi; Mamoru Sawahashi (IEICE Trans. Commun., 2005)

Unified Packet Scheduling Method Considering Delay Requirement in OFCDM Forward Link Broadband Wireless Access. - Yoshiaki Ofuji; Sadayuki Abeta; Mamoru Sawahashi (IEICE Trans. Commun., 2005)

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 (IEICE Trans. Commun., 2005)

Downlink transmission of broadband OFCDM Systems-part I: hybrid detection. - Yiqing Zhou 001; Jiangzhou Wang; Mamoru Sawahashi (IEEE Trans. Commun., 2005)

Performance comparison of optimum and MMSE receivers with imperfect channel estimation for VSF-OFCDM systems. - Bin Xia 009; Jiangzhou Wang; Mamoru Sawahashi (IEEE Trans. Wirel. Commun., 2005)

Multi-degree Random Cyclic Delay Diversity in MISO Systems with Frequency-Domain Scheduling. - Zhengang Pan; Jingxiu Liu; Lan Chen; Kenichi Higuchi; Mamoru Sawahashi (APCCAS, 2006)

Investigations on Optimum Roll-off Factor for DFT-Spread OFDM Based SC-FDMA Radio Access in Evolved UTRA Uplink. - Teruo Kawamura; Yoshihisa Kishiyama; Kenichi Higuchi; Mamoru Sawahashi (ISWCS, 2006)

Investigations on Random Access Channel Structure in Evolved UTRA Uplink. - Yoshihisa Kishiyama; Kenichi Higuchi; Mamoru Sawahashi (ISWCS, 2006)

Intra-Node B Orthogonal Pilot Channel Structure for OFDM Radio Access in Evolved UTRA Downlink. - Yoshihisa Kishiyama; Kenichi Higuchi; Mamoru Sawahashi (VTC Spring, 2006)

Performance Comparison Between Fast Sector Selection and Simultaneous Transmission with Soft-Combining for Intra-Node B Macro Diversity in Downlink OFDM Radio Access. - Akihito Morimoto; Kenichi Higuchi; Mamoru Sawahashi (VTC Spring, 2006)

Optimum Resource Block Bandwidth for Frequency Domain Channel-Dependent Scheduling in Evolved UTRA Downlink OFDM Radio Access. - Satoshi Nagata; Yoshiaki Ofuji; Kenichi Higuchi; Mamoru Sawahashi (VTC Spring, 2006)

Frequency Domain Channel-Dependent Scheduling Employing an Adaptive Transmission Bandwidth for Pilot Channel in Uplink Single-Carrier-FDMA Radio Access. - Yoshiaki Ofuji; Kenichi Higuchi; Mamoru Sawahashi (VTC Spring, 2006)

A new layered space-time-frequency architecture with LDPC coding for OFDM MIMO multiplexing. - Yuanliang Huang; Jiangzhou Wang; Kenichi Higuchi; Mamoru Sawahashi (WCNC, 2006)

Special Issue on MC-SS Experiments on space diversity effect in MIMO channel transmission with maximum data rate of 1 Gbps in downlink OFDM radio access. - Hidekazu Taoka; Kenichi Higuchi; Mamoru Sawahashi (Eur. Trans. Telecommun., 2006)

Experiments on real-time 1-Gb/s packet transmission using MLD-based signal detection in MIMO-OFDM broadband radio access. - Kenichi Higuchi; Hiroyuki Kawai; Noriyuki Maeda; Hidekazu Taoka; Mamoru Sawahashi (IEEE J. Sel. Areas Commun., 2006)

Adaptive control of surviving symbol replica candidates in QRM-MLD for OFDM MIMO multiplexing. - Hiroyuki Kawai; Kenichi Higuchi; Noriyuki Maeda; Mamoru Sawahashi (IEEE J. Sel. Areas Commun., 2006)

Downlink transmission of broadband OFCDM systems-part III: turbo-coded. - Yiqing Zhou 001; Jiangzhou Wang; Mamoru Sawahashi (IEEE J. Sel. Areas Commun., 2006)

Downlink transmission of broadband OFCDM Systems-part II: effect of Doppler shift. - Yiqing Zhou 001; Jiangzhou Wang; Mamoru Sawahashi (IEEE Trans. Commun., 2006)

Performance Evaluation of Closed-Loop based Antenna Switching Transmit Diversity Associated with Frequency Domain Channel-Dependent Scheduling in E-UTRA Uplink. - Hiroyuki Kawai; Hidekazu Taoka; Kenichi Higuchi; Mamoru Sawahashi (PIMRC, 2007)

Investigation on Optimum Coding and Multiplexing Schemes for L1/L2 Control Signals in OFDM based Evolved UTRA Downlink. - Nobuhiko Miki; Yoshihisa Kishiyama; Kenichi Higuchi; Mamoru Sawahashi (PIMRC, 2007)

Layer 1 / Layer 2 Control Channel Structure in Single-Carrier FDMA Based Evolved UTRA Uplink. - Teruo Kawamura; Yoshihisa Kishiyama; Kenichi Higuchi; Mamoru Sawahashi (VTC Spring, 2007)

Investigations on Synchronization Channel Sequences in OFDM Based Evolved UTRA Downlink. - Satoshi Nagata; Yoshihisa Kishiyama; Motohiro Tanno; Kenichi Higuchi; Mamoru Sawahashi (VTC Fall, 2007)

Group-Wised Reference Signal Allocation for Single-Carrier FDMA Radio Access in Evolved UTRA Uplink. - Yoshiaki Ofuji; Yoshihisa Kishiyama; Kenichi Higuchi; Mamoru Sawahashi (VTC Spring, 2007)

Field Experiments on Ultimate Frequency Efficiency Exceeding 30 Bit/Second/Hz Using MLD Signal Detection in MIMO-OFDM Broadband Packet Radio Access. - Hidekazu Taoka; Ki Dai; Kenichi Higuchi; Mamoru Sawahashi (VTC Spring, 2007)

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 (WCNC, 2007)

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 (IEICE Trans. Commun., 2007)

Iterative Signal Processing for Coded LSTF Architectures. - Yuanliang Huang; Jiangzhou Wang; Kenichi Higuchi; Mamoru Sawahashi (IEEE Trans. Wirel. Commun., 2007)

Experiments on IP and physical layer packet throughput performance in evolved UTRA uplink using SC-FDMA radio access. - Teruo Kawamura; Yoshihisa Kishiyama; Akihito Morimoto; Mamoru Sawahashi (ISWCS, 2008)

Effect of noise suppression in channel estimation for single-carrier FDMA radio access with variable transmission bandwidth. - Takayuki Sakurai; Mamoru Sawahashi; Teruo Kawamura; Kenichi Higuchi (ISWCS, 2008)

CAZAC Sequence Hopping for Physical Uplink Control Channel of LTE. - Feng Lu; Toshihiko Komine; Toshinori Suzuki; Mamoru Sawahashi (VTC Fall, 2008)

Investigation on Transmit Diversity for Synchronization Channel in OFDM Based Evolved UTRA Downlink. - Satoshi Nagata; Yoshihisa Kishiyama; Motohiro Tanno; Motohiro Higuchi; Mamoru Sawahashi (VTC Fall, 2008)

Layered OFDMA Radio Access for IMT-Advanced. - Motohiro Tanno; Yoshihisa Kishiyama; Hidekazu Taoka; Nobuhiko Miki; Kenichi Higuchi; Mamoru Sawahashi (VTC Fall, 2008)

OFCDM: a promising broadband wireless access technique. - Yiqing Zhou 001; Tung-Sang Ng; Jiangzhou Wang; Kenichi Higuchi; Mamoru Sawahashi (IEEE Commun. Mag., 2008)

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 (IEICE Trans. Commun., 2008)

Field Experiments on MIMO Multiplexing with Peak Frequency Efficiency of 50 Bit/Second/Hz Using MLD Based Signal Detection for OFDM High-Speed Packet Access. - Hidekazu Taoka; Ki Dai; Kenichi Higuchi; Mamoru Sawahashi (IEEE J. Sel. Areas Commun., 2008)

Performance analysis of MMSE detectors for high speed VSF-OFCDM. - Bin Xia 009; Jiangzhou Wang; Mamoru Sawahashi (IEEE Trans. Commun., 2008)

MLD Based MIMO-OFDM Demodulation and Decoding LSI with Low Power Consumption for Release 8 LTE. - Nobuhiko Miki; Hiroyuki Kawai; Hidekazu Taoka; Kenichi Higuchi; Mamoru Sawahashi; Hiroyuki Matsuno; Hiroyuki Nagasaka (VTC Fall, 2009)

Investigation on Optimum Radio Link Connection Using Remote Radio Equipment in Heterogeneous Network for LTE-Advanced. - Akihito Morimoto; Motohiro Tanno; Yoshihisa Kishiyama; Kenichi Higuchi; Mamoru Sawahashi (VTC Spring, 2009)

Performance Comparison Between Cyclic Shift and Block Spreading CDMA Using MLD with Channel Coding Information for Uplink Control Signals. - Ryota Takahashi; Mamoru Sawahashi; Teruo Kawamura; Nobuhiko Miki (VTC Fall, 2009)

Investigation on Optimum Radio Parameter Design in Layered OFDMA for LTE-Advanced. - Kazuaki Takeda 002; Satoshi Nagata; Yoshihisa Kishiyama; Motohiro Tanno; Kenichi Higuchi; Mamoru Sawahashi (VTC Spring, 2009)

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 (IEICE Trans. Commun., 2009)

Influence of Channel Estimation Error on MIMO Multiplexing Using Precoding in Downlink OFDM Radio Access. - Takashi Isogai; Mamoru Sawahashi; Hidekazu Taoka; Kenichi Higuchi (IEICE Trans. Commun., 2009)

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 (IEICE Trans. Commun., 2009)

Investigations on Physical Random Access Channel Structure in Evolved UTRA Uplink. - Yoshihisa Kishiyama; Kenichi Higuchi; Mamoru Sawahashi (IEICE Trans. Commun., 2009)

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 (IEICE Trans. Commun., 2009)

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 (IEICE Trans. Commun., 2009)

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 (IEICE Trans. Commun., 2009)

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 (IEICE Trans. Commun., 2009)

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 (IEICE Trans. Commun., 2009)

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 (IEICE Trans. Commun., 2009)

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 (IEICE Trans. Commun., 2009)

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 (IEICE Trans. Commun., 2009)

Foreword. - Mamoru Sawahashi (IEICE Trans. Commun., 2009)

Layered OFDMA and Its Radio Access Techniques for LTE-Advanced. - Motohiro Tanno; Yoshihisa Kishiyama; Hidekazu Taoka; Nobuhiko Miki; Kenichi Higuchi; Mamoru Sawahashi (IEICE Trans. Commun., 2009)

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 (IEICE Trans. Commun., 2009)

Field Experiments on Real-Time 1-Gbps High-Speed Packet Transmission in MIMO-OFDM Broadband Packet Radio Access. - Hidekazu Taoka; Kenichi Higuchi; Mamoru Sawahashi (IEICE Trans. Commun., 2009)

Experiments on Frequency Error Compensation Using Synchronization Channel in OFDM Radio Access. - Hidekazu Taoka; Fumiaki Ito; Keiji Takakusaki; Mamoru Sawahashi (IEICE Trans. Commun., 2009)

Comparisons between Common and Dedicated Reference Signals for MIMO Multiplexing Using Precoding in Evolved UTRA Downlink. - Hidekazu Taoka; Yoshihisa Kishiyama; Kenichi Higuchi; Mamoru Sawahashi (IEICE Trans. Commun., 2009)

Coverage Performance of Common/Shared Control Signals Using Transmit Diversity in Evolved UTRA Downlink. - Hidekazu Taoka; Akihito Morimoto; Hiroyuki Kawai; Kenichi Higuchi; Mamoru Sawahashi (IEICE Trans. Commun., 2009)

Field Experiments on Open-Loop Type Transmit Diversity in OFDM Radio Access. - Shohei Tsuchida; Mamoru Sawahashi; Hidekazu Taoka; Kenichi Higuchi (IEICE Trans. Commun., 2009)

Multiple-Encoder Layered Space-Time-Frequency Architecture with QRM-MLD Detection. - Yuanliang Huang; Kenichi Higuchi; Mamoru Sawahashi (ICC, 2010)

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 (IEICE Trans. Commun., 2010)

Coordinated multipoint transmission/reception techniques for LTE-advanced. - Mamoru Sawahashi; Yoshihisa Kishiyama; Akihito Morimoto; Daisuke Nishikawa; Motohiro Tanno (IEEE Wirel. Commun., 2010)

Iterative decision-feedback channel estimation for turbo SIC in DFT-precoded OFDMA using QO-STBC. - Lianjun Deng; Teruo Kawamura; Hidekazu Taoka; Mamoru Sawahashi (ISPACS, 2011)

Performance of space orthogonal resource transmit diversity for delay spreads in PUCCH using cyclic shift CDMA. - Yuichiro Hikosaka; Teruo Kawamura; Hidekazu Taoka; Mamoru Sawahashi (ISPACS, 2011)

Performance of decision-directed channel estimation using low-rate turbo codes for OFDM. - Keita Miwa; Nobuhiko Miki; Mamoru Sawahashi (ISPACS, 2011)

Combined Effect of Transmit Diversity and Frequency Hopping for DFT-Precoded OFDMA in Uplink Frequency-Selective Fading Channels. - Lianjun Deng; Teruo Kawamura; Hidekazu Taoka; Mamoru Sawahashi (VTC Spring, 2011)

Effect of Intra-Subframe Frequency Hopping on Closed-Loop Type Transmit Diversity with Precoding for Uplink DFT-Precoded OFDMA. - Lianjun Deng; Teruo Kawamura; Hidekazu Taoka; Mamoru Sawahashi (VTC Fall, 2011)

Inter-Code Interference Canceller for Control Signals Using Cyclic Shift CDMA in LTE Uplink. - Yuichiro Hikosaka; Teruo Kawamura; Nobuhiko Miki; Mamoru Sawahashi (VTC Spring, 2011)

Cell Search Time Performance Using Multipath Signals in LTE Downlink. - Yuki Tsuchida; Satoshi Nagata; Mamoru Sawahashi (VTC Spring, 2011)

Investigation on transmit and receiver diversity gains considering channel estimation error for uplink DFT-precoded OFDMA. - Lianjun Deng; Teruo Kawamura; Hidekazu Taoka; Mamoru Sawahashi (WCSP, 2011)

Hybrid reference signal multiplexing using combination of block spread and cyclic shift CDMA for uplink control signals in DFT-precoded OFDMA. - Yuichiro Hikosaka; Teruo Kawamura; Nobuhiko Miki; Mamoru Sawahashi (WCSP, 2011)

Throughput comparisons of star 32/64 QAM schemes based on mutual information considering cubic metric. - Reo Kobayashi; Teruo Kawamura; Nobuhiko Miki; Mamoru Sawahashi (WCSP, 2011)

Investigation on best combining scheme for diversity branches in joint MLD for PUCCH in LTE uplink. - Hideyuki Numata; Teruo Kawamura; Mamoru Sawahashi (WCSP, 2011)

CDM based reference signal structure using oversampling for OFDM downlink. - Masahiro Tabata; Teruo Kawamura; Hidekazu Taoka; Mamoru Sawahashi (WCSP, 2011)

Performance of decision-directed channel estimation using effective path selection in time domain for uplink DFT-precoded OFDMA. - Akihiro Tanaka; Teruo Kawamura; Mamoru Sawahashi (WPMC, 2011)

Performance of decision-feedback channel estimation for TDM based control signals in OFDMA downlink. - Shunsuke Okaniwa; Nobuhiko Miki; Teruo Kawamura; Mamoru Sawahashi (ICCS, 2012)

Performance of Outer-Loop Control for AMC Based on Mutual Information in MIMO-OFDM Downlink. - Teppei Ebihara; Hidekazu Taoka; Nobuhiko Miki; Mamoru Sawahashi (VTC Spring, 2012)

Performance of Decision-Directed Channel Estimation Using Low-Rate Turbo Codes for DFT-Precoded OFDMA. - Keita Miwa; Nobuhiko Miki; Teruo Kawamura; Mamoru Sawahashi (VTC Spring, 2012)

Performance of star 16QAM using iterative decision-directed channel estimation for DFT-precoded OFDMA. - Chihiro Mori; Teruo Kawamura; Nobuhiko Miki; Mamoru Sawahashi (WCSP, 2012)

Effects of open-loop transmit diversity schemes with four antennas on control signals using cyclic-shift CDMA. - Yuichiro Hikosaka; Teruo Kawamura; Hidekazu Taoka; Mamoru Sawahashi (WPMC, 2012)

Performance comparisons of localized and distributed transmissions using iterative decision-directed channel estimation in DFT-precoded OFDMA. - Keita Miwa; Teruo Kawamura; Nobuhiko Miki; Mamoru Sawahashi (WPMC, 2012)

Link-level performance of star 32/64QAM schemes using frequency domain equalizer for DFT-precoded OFDMA. - Chihiro Mori; Teruo Kawamura; Nobuhiko Miki; Mamoru Sawahashi (WPMC, 2012)

Effect of Intra-Subframe Frequency Hopping on Codebook Based Closed-Loop Transmit Diversity for DFT-Precoded OFDMA. - Lianjun Deng; Teruo Kawamura; Hidekazu Taoka; Mamoru Sawahashi (IEICE Trans. Commun., 2012)

Comparative Study of Open-Loop Transmit Diversity Schemes for DFT-Precoded OFDMA in Frequency-Selective Fading Channels. - Lianjun Deng; Teruo Kawamura; Hidekazu Taoka; Mamoru Sawahashi (IEICE Trans. Commun., 2012)

Performance Evaluation of Joint MLD with Channel Coding Information for Control Signals Using Cyclic Shift CDMA and Block Spread CDMA. - Teruo Kawamura; Ryota Takahashi; Hideyuki Numata; Nobuhiko Miki; Mamoru Sawahashi (IEICE Trans. Commun., 2012)

Throughput Comparisons of 32/64APSK Schemes Based on Mutual Information Considering Cubic Metric. - Reo Kobayashi; Teruo Kawamura; Nobuhiko Miki; Mamoru Sawahashi (IEICE Trans. Commun., 2012)

Investigation on LLR Computation at FDE Output with Receiver Diversity Using Low-Rate Turbo Code for DFT-Precoded OFDMA. - Keita Miwa; Teruo Kawamura; Nobuhiko Miki; Mamoru Sawahashi (VTC Fall, 2013)

Effect of joint modulation and coding scheme selection on turbo SIC for OFDM-MIMO multiplexing. - Bing Han; Teppei Ebihara; Hidekazu Taoka; Teruo Kawamura; Mamoru Sawahashi (WCSP, 2013)

Performance of turbo FDE using two-dimensional LMMSE based iterative decision-directed channel estimation for DFT-precoded OFDMA. - Chihiro Mori; Teruo Kawamura; Nobuhiko Miki; Mamoru Sawahashi (WCSP, 2013)

Performance of turbo frequency domain equalizer using iterative decision-directed channel estimation for DFT-precoded OFDMA. - Chihiro Mori; Yoshikazu Tanaka; Teruo Kawamura; Nobuhiko Miki; Mamoru Sawahashi (WPMC, 2013)

TDM based reference signal multiplexing for Faster-than-Nyquist signaling using OFDM/OQAM. - Takahiro Hirano; Yuichi Kakishima; Mamoru Sawahashi (ICCS, 2014)

Performance of downlink control information signals using decision-feedback channel estimation for EPDCCH. - Shinya Hirayama; Kazuaki Takeda 002; Yuichi Kakishima; Mamoru Sawahashi (ICCS, 2014)

Investigation of Degradation Factors for Adaptive Modulation and Coding in OFDM-MIMO Multiplexing. - Bing Han; Teruo Kawamura; Yuichi Kakishima; Mamoru Sawahashi (VTC Spring, 2014)

Comparative Study of SC-FDMA and OFDMA Using Turbo SIC Considering Soft-Symbol Estimate for MIMO SDM. - Chihiro Mori; Teruo Kawamura; Hidekazu Taoka; Mamoru Sawahashi (VTC Spring, 2014)

Performance Evaluation of Cell Search Time for Heterogeneous Networks. - Naoki Noguchi; Satoshi Nagata; Mamoru Sawahashi (VTC Spring, 2014)

CSI Reference Signal Multiplexing Using Carrier Frequency Swapping for FDD High-Order MIMO SDM. - Mamoru Sawahashi; Teruo Kawamura; Yuichi Kakishima (VTC Fall, 2014)

Effects of antenna receiver diversity with Faster-than-Nyquist signaling using OFDM/OQAM in multipath fading channel. - Kazusa Yagishita; Yuichi Kakishima; Mamoru Sawahashi (WPMC, 2014)

Investigation on Frequency Diversity Effects of Various Transmission Schemes Using Frequency Domain Equalizer for DFT-Precoded OFDMA. - Lianjun Deng; Teruo Kawamura; Hidekazu Taoka; Mamoru Sawahashi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2014)

Performance of Star 16QAM Schemes Considering Cubic Metric for Uplink DFT-Precoded OFDMA. - Teruo Kawamura; Yoshihisa Kishiyama; Mamoru Sawahashi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2014)

Performance of Star 16/64QAM Schemes Using Turbo FDE with Iterative Decision-Directed Channel Estimation for DFT-Precoded OFDMA. - Chihiro Mori; Mamoru Sawahashi; Teruo Kawamura; Nobuhiko Miki (J. Commun., 2014)

Cell search time performance using PVS transmit diversity in heterogeneous networks with the same frequency spectrum. - Naoki Noguchi; Mamoru Sawahashi; Satoshi Nagata (APCC, 2015)

Performance of time and frequency compression of faster-than-nyquist signaling in frequency-selective fading channels. - Yuki Yamada; Mamoru Sawahashi; Keisuke Saito (APCC, 2015)

Cell Search Time Performance Using Same Frequency Spectrum for Heterogeneous Networks Including Indoor Small Cells. - Naoki Noguchi; Mamoru Sawahashi; Satoshi Nagata (ISADS, 2015)

Faster-than-Nyquist signaling with non-uniform compression factors for OFDM/OQAM. - Yuki Yamada; Mamoru Sawahashi; Keisuke Saito (ISPACS, 2015)

Fast Cell Search Method Using PSS and SSS Based on Frequency Offset Estimation for Heterogeneous Networks with Separate Frequency Spectrum. - Naoki Noguchi; Satoshi Nagata; Mamoru Sawahashi (VTC Spring, 2015)

Comparative Study of Open-Loop Transmit Diversity Schemes with Four Antennas in DFT-Precoded OFDMA Using Turbo FDE and Iterative Channel Estimation. - Lianjun Deng; Teruo Kawamura; Hidekazu Taoka; Mamoru Sawahashi (IEICE Trans. Commun., 2015)

Performance of Open-Loop Transmit Diversity with Intra-Subframe Frequency Hopping and Iterative Decision-Feedback Channel Estimation for DFT-Precoded OFDMA. - Lianjun Deng; Teruo Kawamura; Hidekazu Taoka; Mamoru Sawahashi (IEICE Trans. Commun., 2015)

Performance of Outer-Loop Control for Adaptive Modulation and Coding Based on Mutual Information in OFDM MIMO SDM. - Teppei Ebihara; Yasuhiro Kuge; Hidekazu Taoka; Nobuhiko Miki; Mamoru Sawahashi (IEICE Trans. Commun., 2015)

Performance Evaluations of Transmit Diversity Schemes with Synchronization Signals for LTE Downlink. - Satoshi Nagata; Yoshihisa Kishiyama; Motohiro Tanno; Kenichi Higuchi; Mamoru Sawahashi (IEICE Trans. Commun., 2015)

Initial Cell Search Method Based on Two-Step Frequency Offset Estimation for Small Cells in Heterogeneous Networks. - Naoki Noguchi; Mamoru Sawahashi; Satoshi Nagata; Yoshihisa Kishiyama (VTC Fall, 2016)

Performance of circular QAM constellations using partial channel coding with parallel double gray mapping. - Lianjun Deng; Bin Zheng; Mamoru Sawahashi; Norifumi Kamiya (WPMC, 2016)

Effect of data channel multiplexing using symbol repetition considering asymmetric traffic load for full duplex. - Yohei Iwasawa; Takahiro Ohtomo; Mamoru Sawahashi; Keisuke Saito (WPMC, 2016)

Throughput Analyses Based on Practical Upper Bound for Adaptive Modulation and Coding in OFDM MIMO Multiplexing. - Bing Han; Teruo Kawamura; Yuichi Kakishima; Mamoru Sawahashi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2016)

Performance of alternately iterative digital self-interference canceler for OFDM using full duplex. - Takahiro Ohtomo; Hiroki Yamada; Mamoru Sawahashi; Keisuke Saito (APCC, 2017)

Performance of pilot symbol assisted and PLL phase noise estimation and compensation for high-order circular QAM. - Bin Zheng; Lianjun Deng; Mamoru Sawahashi; Norifumi Kamiya (APCC, 2017)

Initial Cell Search Method with MLD Based Frequency Offset Estimation in LTE Heterogeneous Networks. - Aya Shimura; Mamoru Sawahashi; Satoshi Nagata; Yoshihisa Kishiyama (VTC Fall, 2017)

Performance of physical cell ID detection using PVS based transmit diversity for NB-IoT. - Aya Shimura; Mamoru Sawahashi; Satoshi Nagata; Yoshihisa Kishiyama (WPMC, 2017)

High-order circular QAM constellation with high LDPC coding rate for phase noise channels. - Bin Zheng; Lianjun Deng; Mamoru Sawahashi; Norifumi Kamiya (WPMC, 2017)

Radio Access Technologies for Broadband Mobile Communications. - Mamoru Sawahashi; Kenichi Higuchi (IEICE Trans. Commun., 2017)

Time-Synchronized Control-Channel Multiplexing Scheme Using Cyclic-Shifted Zadoff-Chu Sequences for Full Duplex. - Mamoru Sawahashi; Hiroki Yamada; Aya Shimura; Yoshihisa Kishiyama (APCC, 2018)

Physical Cell ID Detection Performance Applying Frequency Diversity Reception to NPSS and NSSS for NB-IoT. - Aya Shimura; Mamoru Sawahashi; Satoshi Nagata; Yoshihisa Kishiyama (APCC, 2018)

Physical Channel Multiplexing Using Symbol Repetition in Every Subframe for Full Duplex. - Mamoru Sawahashi; Hiroki Yamada; Yoshihisa Kishiyama (PIMRC, 2018)

BLER Performance of Windowed-OFDM Using Faster-than-Nyquist Signaling with 16QAM. - Mitsutaka Anan; Mamoru Sawahashi; Yoshihisa Kishiyama (WPMC, 2018)

Physical Cell ID Detection Probability Using Synchronization Signals for NR Radio Interface. - Kyogo Ota; Aya Shimura; Mamoru Sawahashi; Satoshi Nagata (WPMC, 2018)

Physical Cell ID Detection Probability Using Synchronization Signals for NR Radio Interface in 28-GHz Band. - Kyogo Ota; Mamoru Sawahashi; Satoshi Nagata (APCC, 2019)

Symbol Timing Detection Based on Pilot Signal Correlation for FDE in Single-Carrier LOS-MIMO. - Kana Aono; Mamoru Sawahashi; Norifumi Kamiya (APWCS, 2019)

Physical Cell ID Detection Probability Using Synchronization Signals for NR Radio Interface Below 6 GHz. - Kyogo Ota; Mamoru Sawahashi; Satoshi Nagata (APWCS, 2019)

Block Error Rate Performance of OFDM with Faster-than-Nyquist Signaling Using TDM Based Reference Signal Multiplexing. - Tsubasa Shobudani; Mitsutaka Anan; Mamoru Sawahashi; Yoshihisa Kishiyama (APWCS, 2019)

Performance of FDE Using Cyclic-Shifted CDM Based Pilot Signal Multiplexing for Single-Carrier LOS-MIMO. - Kana Aono; Bin Zheng; Mamoru Sawahashi; Norifumi Kamiya (VTC Fall, 2019)

Performance of Physical Cell ID Detection Probability Considering Frequency Offset for NR Radio Interface. - Kyogo Ota; Aya Shimura; Mamoru Sawahashi; Satoshi Nagata (VTC Fall, 2019)

Performance of Iterative Digital Self-Interference Canceler with Alternating Estimate Subtraction for OFDM Using Full Duplex. - Takahiro Ohtomo; Hiroki Yamada; Mamoru Sawahashi; Keisuke Saito (IEICE Trans. Commun., 2019)

Physical Cell ID Detection Probabilities Using Frequency Domain PVS Transmit Diversity for NB-IoT Radio Interface. - Aya Shimura; Mamoru Sawahashi; Satoshi Nagata; Yoshihisa Kishiyama (IEICE Trans. Commun., 2019)

Single-carrier frequency domain equalisation for microwave LOS-MIMO systems and its performance analysis. - Norifumi Kamiya; Mamoru Sawahashi; Eisaku Sasaki (IET Commun., 2019)

Performance of FDE Using Partial LDPC Coding with Double Gray Mapping for Single-Carrier LOS-MIMO. - Kana Aono; Bin Zheng; Mamoru Sawahashi; Norifumi Kamiya (VTC Spring, 2020)

Physical Cell ID Detection Probability Using Synchronization Signals of NB-IoT Radio Interface in 28-GHz Band. - Daisuke Inoue; Kyogo Ota; Mamoru Sawahashi; Satoshi Nagata (VTC Spring, 2020)

BER of LDPC-Coded Single-Carrier LOS-MIMO Using FDE in 3GPP TDL Channel Models. - Aiki Hara; Kana Aono; Mamoru Sawahashi; Norifumi Kamiya (APWCS, 2021)

Detection Probability of PRACH Preamble for NR in 3GPP TDL Channel Models. - Kosuke Kamata; Mamoru Sawahashi; Yoshihisa Kishiyama (APWCS, 2021)

BLER of Turbo SIC Multiplying Weighting Factor to Symbol Estimates for OFDM Using FTN Signaling. - Toshiharu Obara; Tsubasa Shobudani; Mamoru Sawahashi; Yoshihisa Kishiyama (APWCS, 2021)

BLER Performance of Circular 256QAM Schemes Considering Cubic Metric for DFT-Precoded OFDM. - Yugo Sasaki; Mamoru Sawahashi; Yoshihisa Kishiyama (APWCS, 2021)

Round Trip Time for Control Channel Multiplexing Using In-Band Full Duplex with Synchronous Orthogonal Sequence Assignment. - Mamoru Sawahashi; Fumiya Makishi; Yoshihisa Kishiyama (APWCS, 2021)

Faster-than-Nyquist Signaling Assigning Increased Resources to Parity Bits for Turbo-Coded OFDM. - Tsubasa Shobudani; Mamoru Sawahashi; Kenichi Higuchi; Yoshihisa Kishiyama (ISWCS, 2021)

Synchronization Signal Design Using Single-Carrier Waveform for Physical- Layer Cell ID Detection. - Daisuke Inoue; Kyogo Ota; Mamoru Sawahashi; Satoshi Nagata (VTC Fall, 2021)

Physical Cell ID Detection Performance Using Polarization Receiver Diversity for NR in 3GPP CDL Channel Models. - Shun Yoneda; Daisuke Inoue; Mamoru Sawahashi; Satoshi Nagata (WPMC, 2021)

Performance of FDE Using Frequency Domain Despreading and Averaging of Cyclic-Shifted CDM Based Pilot Signals for Single-Carrier LOS-MIMO. - Kana Aono; Bin Zheng; Mamoru Sawahashi; Norifumi Kamiya (IEICE Trans. Commun., 2021)

Physical Cell ID Detection Probability Using NB-IoT Synchronization Signals in 28-GHz Band. - Daisuke Inoue; Kyogo Ota; Mamoru Sawahashi; Satoshi Nagata (IEICE Trans. Commun., 2021)

Physical Cell ID Detection Using Joint Estimation of Frequency Offset and SSS Sequence for NR Initial Access. - Daisuke Inoue; Kyogo Ota; Mamoru Sawahashi; Satoshi Nagata (IEICE Trans. Commun., 2021)

Performance of Circular 32QAM/64QAM Schemes Using Frequency Domain Equalizer for DFT-Precoded OFDM. - Chihiro Mori; Miyu Nakabayashi; Mamoru Sawahashi; Teruo Kawamura; Nobuhiko Miki (IEICE Trans. Commun., 2021)

Physical Cell ID Detection Probability Using NR Synchronization Signals in 28-GHz Band. - Kyogo Ota; Mamoru Sawahashi; Satoshi Nagata (IEICE Trans. Commun., 2021)

TDM Based Reference Signal Multiplexing for OFDM Using Faster-than-Nyquist Signaling. - Tsubasa Shobudani; Mamoru Sawahashi; Yoshihisa Kishiyama (IEICE Trans. Commun., 2021)

Detection Probability of PRACH with Short Sequence Considering Carrier Frequency Offset for NR Radio Interface. - Takamichi Chiba; Mamoru Sawahashi; Yoshihisa Kishiyama (APWCS, 2022)

Performance of PSA Kalman Filters for Phase Noise Compensation in High-Order QAM OFDM Systems. - Ryota Kuribayashi; Mamoru Sawahashi; Norifumi Kamiya (APWCS, 2022)

Bit Error Rate Performance of OFDM Using Hierarchical Modulation in 3GPP TDL Channel Model. - Daiki Mitamura; Mamoru Sawahashi; Yoshihisa Kishiyama (APWCS, 2022)

Phase Noise Compensation Using FDM Based Pilot Symbol Assisted EKF for OFDM Based Radio Backhaul Links. - Ryota Kuribayashi; Mamoru Sawahashi; Norifumi Kamiya (PIMRC, 2022)

Initial Physical Cell ID Detection Time Using NR Synchronization Signals Based on System-Level Simulation. - Shun Yoneda; Mamoru Sawahashi; Satoshi Nagata (PIMRC, 2022)

Comparisons of Physical Cell ID Detection Methods with Carrier Frequency Offset Compensation for Millimeter-Wave Bands. - Shun Yoneda; Mamoru Sawahashi; Satoshi Nagata (VTC Fall, 2022)

Radio Frame Timing Detection Method Using Demodulation Reference Signals Based on PCID Detection for NR Initial Access. - Kyogo Ota; Daisuke Inoue; Mamoru Sawahashi; Satoshi Nagata (IEICE Trans. Commun., 2022)

Performance of PSA-EKF Phase Noise Compensation in 3GPP Phase Noise Models for Mobile Backhaul Links. - Ryota Kuribayashi; Mamoru Sawahashi; Norifumi Kamiya (APCC, 2023)

Performance of NR Downlink Initial Access Using Synchronization Signal Block for mm-Wave Bands. - Shun Yoneda; Mamoru Sawahashi; Satoshi Nagata (APCC, 2023)

BLER Performance of Carrier Frequency Offset Compensation and Channel Estimation Methods Using Synchronization Signals for NR PBCH. - Takashi Ohiwa; Shun Yoneda; Mamoru Sawahashi; Satoshi Nagata (APWCS, 2023)

NR PRACH Detection Probability in the Presence of CFO in Multi-access Environments. - Yoshinobu Ota; Takamichi Chiba; Mamoru Sawahashi; Satoshi Suyama (APWCS, 2023)

Physical Cell ID Detection Probability in the Presence of CFO Including Doppler Shift for NR TN and NTN. - Shun Yoneda; Mamoru Sawahashi; Satoshi Nagata (APWCS, 2023)

Phase Noise Estimation and Compensation Using FDM Pilot for High-Order QAM Transmission in DFT-Spread OFDM Backhaul Links. - Ryota Kuribayashi; Mamoru Sawahashi (VTC Fall, 2023)

Detection Probability of PRACH Employing Carrier Frequency Offset Compensation at UE Transmission in NR Uplink. - Shun Yoneda; Mamoru Sawahashi; Satoshi Nagata (WCSP, 2023)

Performance of Broadcast Channel Using Hierarchical Modulation in OFDM Downlink. - Daiki Mitamura; Mamoru Sawahashi; Yoshihisa Kishiyama (IEICE Trans. Commun., 2023)

BER for QAM Schemes and LDPC Coding Rates in the Presence of Strong Phase Noise in Sub-THz Bands. - Manato Murakami; Takashi Ohiwa; Yoshiki Mori; Mamoru Sawahashi; Satoshi Suyama (APCC, 2024)

PCID Detection Probabilities in the Presence of CFO and Strong Phase Noise in Sub-THz Bands. - Takashi Ohiwa; Yuki Mabuchi; Mamoru Sawahashi; Satoshi Nagata; Satoshi Suyama (APCC, 2024)

Effect of Power Boosting Primary Synchronization Signal on Physical Layer Cell ID Detection in NR Downlink. - Takashi Ohiwa; Mamoru Sawahashi; Satoshi Nagata; Satoshi Suyama (APWCS, 2024)

Phase Noise Compensation Techniques for Cellular Systems in Millimeter-Wave Bands. - Mamoru Sawahashi; Takashi Ohiwa; Ryota Kuribayashi; Satoshi Suyama (APWCS, 2024)

Comparisons of TDM and FDM Pilot Signals for Phase Noise Estimation with High-Order QAM for DFT-Spread OFDM. - Ryota Kuribayashi; Mamoru Sawahashi (ICNC, 2024)

Multiplexing Scheme for Initial Access Control Signals Using Dedicated Frequency Bandwidth in Sub-THz Communications. - Mamoru Sawahashi; Takashi Ohiwa; Satoshi Suyama (ICOIN, 2025)

PRACH Detection Probability in the Presence of Strong Phase Noise for NR Uplink in Sub-THz Bands. - Satoshi Tsuyuki; Yoshinobu Ota; Takashi Ohiwa; Mamoru Sawahashi; Satoshi Suyama (ICOIN, 2025)

Performance of NR Physical Random Access Channel in the Presence of Carrier Frequency Offset in Millimeter-Wave Bands. - Takamichi Chiba; Mamoru Sawahashi; Yoshihisa Kishiyama; Satoshi Suyama (IEICE Trans. Commun., 2025)

Performance of Iterative Decision Feedback Channel Estimation in Turbo FDE for DFT-Spread OFDM. - Chihiro Mori; Mamoru Sawahashi; Nobuhiko Miki; Satoshi Suyama (IEICE Trans. Commun., 2025)

Detection Performance of NR Downlink Initial Access Using Synchronization Signal Block in Millimeter-Wave Bands. - Shun Yoneda; Takashi Ohiwa; Mamoru Sawahashi; Satoshi Nagata; Satoshi Suyama (IEICE Trans. Commun., 2025)

PRACH Transmission Employing Carrier Frequency Offset Pre-Compensation Based on Measurement at UE for NR Uplink. - Shun Yoneda; Mamoru Sawahashi; Satoshi Nagata; Satoshi Suyama (IEICE Trans. Commun., 2025)

Physical Layer Cell ID Detection Performance Using Polarization Receiver Diversity for NR in 3GPP CDL Channel Models. - Shun Yoneda; Mamoru Sawahashi; Satoshi Nagata; Satoshi Suyama (IEICE Trans. Commun., 2025)