| 2024 | APCC | 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 |
| 2024 | APCC | 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 |
| 2023 | APCC | Performance of PSA-EKF Phase Noise Compensation in 3GPP Phase Noise Models for Mobile Backhaul Links. | Ryota Kuribayashi, Mamoru Sawahashi, Norifumi Kamiya |
| 2023 | APCC | Performance of NR Downlink Initial Access Using Synchronization Signal Block for mm-Wave Bands. | Shun Yoneda, Mamoru Sawahashi, Satoshi Nagata |
| 2023 | VTC | Phase Noise Estimation and Compensation Using FDM Pilot for High-Order QAM Transmission in DFT-Spread OFDM Backhaul Links. | Ryota Kuribayashi, Mamoru Sawahashi |
| 2022 | PIMRC | Phase Noise Compensation Using FDM Based Pilot Symbol Assisted EKF for OFDM Based Radio Backhaul Links. | Ryota Kuribayashi, Mamoru Sawahashi, Norifumi Kamiya |
| 2022 | PIMRC | Initial Physical Cell ID Detection Time Using NR Synchronization Signals Based on System-Level Simulation. | Shun Yoneda, Mamoru Sawahashi, Satoshi Nagata |
| 2022 | VTC | Comparisons of Physical Cell ID Detection Methods with Carrier Frequency Offset Compensation for Millimeter-Wave Bands. | Shun Yoneda, Mamoru Sawahashi, Satoshi Nagata |
| 2021 | VTC | 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 |
| 2021 | VTC | Synchronization Signal Design Using Single-Carrier Waveform for Physical- Layer Cell ID Detection. | Daisuke Inoue, Kyogo Ota, Mamoru Sawahashi, Satoshi Nagata |
| 2020 | VTC | Performance of FDE Using Partial LDPC Coding with Double Gray Mapping for Single-Carrier LOS-MIMO. | Kana Aono, Bin Zheng, Mamoru Sawahashi, Norifumi Kamiya |
| 2020 | VTC | 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 |
| 2019 | APCC | Physical Cell ID Detection Probability Using Synchronization Signals for NR Radio Interface in 28-GHz Band. | Kyogo Ota, Mamoru Sawahashi, Satoshi Nagata |
| 2019 | VTC | Performance of FDE Using Cyclic-Shifted CDM Based Pilot Signal Multiplexing for Single-Carrier LOS-MIMO. | Kana Aono, Bin Zheng, Mamoru Sawahashi, Norifumi Kamiya |
| 2019 | VTC | Performance of Physical Cell ID Detection Probability Considering Frequency Offset for NR Radio Interface. | Kyogo Ota, Aya Shimura, Mamoru Sawahashi, Satoshi Nagata |
| 2018 | APCC | Time-Synchronized Control-Channel Multiplexing Scheme Using Cyclic-Shifted Zadoff-Chu Sequences for Full Duplex. | Mamoru Sawahashi, Hiroki Yamada, Aya Shimura, Yoshihisa Kishiyama |
| 2018 | APCC | Physical Cell ID Detection Performance Applying Frequency Diversity Reception to NPSS and NSSS for NB-IoT. | Aya Shimura, Mamoru Sawahashi, Satoshi Nagata, Yoshihisa Kishiyama |
| 2018 | PIMRC | Physical Channel Multiplexing Using Symbol Repetition in Every Subframe for Full Duplex. | Mamoru Sawahashi, Hiroki Yamada, Yoshihisa Kishiyama |
| 2017 | APCC | Performance of alternately iterative digital self-interference canceler for OFDM using full duplex. | Takahiro Ohtomo, Hiroki Yamada, Mamoru Sawahashi, Keisuke Saito |
| 2017 | APCC | 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 |
| 2017 | VTC | Initial Cell Search Method with MLD Based Frequency Offset Estimation in LTE Heterogeneous Networks. | Aya Shimura, Mamoru Sawahashi, Satoshi Nagata, Yoshihisa Kishiyama |
| 2016 | VTC | 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 |
| 2015 | APCC | Cell search time performance using PVS transmit diversity in heterogeneous networks with the same frequency spectrum. | Naoki Noguchi, Mamoru Sawahashi, Satoshi Nagata |
| 2015 | APCC | Performance of time and frequency compression of faster-than-nyquist signaling in frequency-selective fading channels. | Yuki Yamada, Mamoru Sawahashi, Keisuke Saito |
| 2015 | ISADS | Cell Search Time Performance Using Same Frequency Spectrum for Heterogeneous Networks Including Indoor Small Cells. | Naoki Noguchi, Mamoru Sawahashi, Satoshi Nagata |
| 2015 | VTC | 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 |
| 2014 | VTC | Investigation of Degradation Factors for Adaptive Modulation and Coding in OFDM-MIMO Multiplexing. | Bing Han, Teruo Kawamura, Yuichi Kakishima, Mamoru Sawahashi |
| 2014 | VTC | 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 |
| 2014 | VTC | Performance Evaluation of Cell Search Time for Heterogeneous Networks. | Naoki Noguchi, Satoshi Nagata, Mamoru Sawahashi |
| 2014 | VTC | CSI Reference Signal Multiplexing Using Carrier Frequency Swapping for FDD High-Order MIMO SDM. | Mamoru Sawahashi, Teruo Kawamura, Yuichi Kakishima |
| 2013 | VTC | 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 |
| 2012 | VTC | Performance of Outer-Loop Control for AMC Based on Mutual Information in MIMO-OFDM Downlink. | Teppei Ebihara, Hidekazu Taoka, Nobuhiko Miki, Mamoru Sawahashi |
| 2012 | VTC | Performance of Decision-Directed Channel Estimation Using Low-Rate Turbo Codes for DFT-Precoded OFDMA. | Keita Miwa, Nobuhiko Miki, Teruo Kawamura, Mamoru Sawahashi |
| 2011 | VTC | 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 |
| 2011 | VTC | 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 |
| 2011 | VTC | Inter-Code Interference Canceller for Control Signals Using Cyclic Shift CDMA in LTE Uplink. | Yuichiro Hikosaka, Teruo Kawamura, Nobuhiko Miki, Mamoru Sawahashi |
| 2011 | VTC | Cell Search Time Performance Using Multipath Signals in LTE Downlink. | Yuki Tsuchida, Satoshi Nagata, Mamoru Sawahashi |
| 2009 | VTC | 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 |
| 2009 | VTC | 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 |
| 2009 | VTC | 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 |
| 2009 | VTC | Investigation on Optimum Radio Parameter Design in Layered OFDMA for LTE-Advanced. | Kazuaki Takeda, Satoshi Nagata, Yoshihisa Kishiyama, Motohiro Tanno, Kenichi Higuchi, Mamoru Sawahashi |
| 2008 | PIMRC | Experiments on frequency error compensation using Synchronization Channel in OFDM radio access. | Hidekazu Taoka, Fumiaki Ito, Keiji Takakusaki, Mamoru Sawahashi |
| 2008 | VTC | CAZAC Sequence Hopping for Physical Uplink Control Channel of LTE. | Feng Lu, Toshihiko Komine, Toshinori Suzuki, Mamoru Sawahashi |
| 2008 | VTC | Investigation on Transmit Diversity for Synchronization Channel in OFDM Based Evolved UTRA Downlink. | Satoshi Nagata, Yoshihisa Kishiyama, Motohiro Tanno, Motohiro Higuchi, Mamoru Sawahashi |
| 2008 | VTC | Layered OFDMA Radio Access for IMT-Advanced. | Motohiro Tanno, Yoshihisa Kishiyama, Hidekazu Taoka, Nobuhiko Miki, Kenichi Higuchi, Mamoru Sawahashi |
| 2007 | PIMRC | 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 |
| 2007 | PIMRC | 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 |
| 2007 | PIMRC | 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 |
| 2007 | VTC | Layer 1 / Layer 2 Control Channel Structure in Single-Carrier FDMA Based Evolved UTRA Uplink. | Teruo Kawamura, Yoshihisa Kishiyama, Kenichi Higuchi, Mamoru Sawahashi |
| 2007 | VTC | Investigations on Synchronization Channel Sequences in OFDM Based Evolved UTRA Downlink. | Satoshi Nagata, Yoshihisa Kishiyama, Motohiro Tanno, Kenichi Higuchi, Mamoru Sawahashi |
| 2007 | VTC | Cell Search Time Comparison Using Hierarchical and Non-Hierarchical Synchronization Channels in OFDM Based Evolved UTRA Downlink. | Satoshi Nagata, Yoshihisa Kishiyama, Motohiro Tanno, Kenichi Higuchi, Mamoru Sawahashi |
| 2007 | VTC | Group-Wised Reference Signal Allocation for Single-Carrier FDMA Radio Access in Evolved UTRA Uplink. | Yoshiaki Ofuji, Yoshihisa Kishiyama, Kenichi Higuchi, Mamoru Sawahashi |
| 2007 | VTC | 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 |
| 2007 | WCNC | 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 |
| 2007 | WCNC | 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 |
| 2007 | WCNC | Physical Channel Structures and Cell Search Method for Scalable Bandwidth for OFDM Radio Access in Evolved UTRA Downlink. | Motohiro Tanno, Satoshi Nagata, Yoshihisa Kishiyama, Kenichi Higuchi, Mamoru Sawahashi |
| 2006 | VTC | Intra-Node B Orthogonal Pilot Channel Structure for OFDM Radio Access in Evolved UTRA Downlink. | Yoshihisa Kishiyama, Kenichi Higuchi, Mamoru Sawahashi |
| 2006 | VTC | 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 |
| 2006 | VTC | 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 |
| 2006 | VTC | 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 |
| 2006 | VTC | Field Experiments on Real-Time 1-Gbps High-Speed Packet Transmission in MIMO-OFDM Broadband Packet Radio Access. | Hidekazu Taoka, Kenichi Higuchi, Mamoru Sawahashi |
| 2006 | WCNC | A new layered space-time-frequency architecture with LDPC coding for OFDM MIMO multiplexing. | Yuanliang Huang, Jiangzhou Wang, Kenichi Higuchi, Mamoru Sawahashi |
| 2004 | GLOBECOM | 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 |
| 2004 | PIMRC | Likelihood function for QRM-MLD suitable for soft-decision turbo decoding and its performance for OFCDM MIMO multiplexing in multipath fading channel. | Kenichi Higuchi, Hiroyuki Kawai, Noriyuki Maeda, Mamoru Sawahashi, Takumi Ito, Yoshikazu Kakura, Akihisa Ushirokawa, Hiroyuki Seki |
| 2004 | PIMRC | 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 |
| 2004 | PIMRC | 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 |
| 2004 | PIMRC | 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 |
| 2004 | PIMRC | Experiments on fast sector selection with entire-bandwidth assignment in forward link for OFCDM broadband packet wireless access. | Akihito Morimoto, Sadayuki Abeta, Mamoru Sawahashi |
| 2004 | PIMRC | 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 |
| 2004 | VTC | 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 |
| 2004 | VTC | 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 |
| 2004 | VTC | 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 |
| 2003 | PIMRC | Variable spreading and chip repetition factors (VSCRF)-CDMA in reverse link for broadband wireless access. | Yoshikazu Goto, Teruo Kawamura, Hiroyuki Atarashi, Mamoru Sawahashi |
| 2003 | PIMRC | 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 |
| 2003 | PIMRC | 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 |
| 2003 | WCNC | Fast packet scheduling algorithm based on instantaneous SIR with constraint condition assuring minimum throughput in forward link. | Yoshiaki Ofuji, Sadayuki Abeta, Mamoru Sawahashi |
| 2002 | PIMRC | Broadband packet wireless access based on VSF-OFCDM and MC/DS-CDMA. | Hiroyuki Atarashi, Noriyuki Maeda, Sadayuki Abeta, Mamoru Sawahashi |
| 2002 | PIMRC | Three-step cell search algorithm for broadband multi-carrier CDMA packet wireless access. | Yukiko Hanada, Kenichi Higuchi, Mamoru Sawahashi |
| 2002 | PIMRC | Experimental evaluation of coherent adaptive antenna array diversity receiver employing optical fiber interface in IF stage. | Taisuke Ihara, Hidekazu Taoka, Kenichi Higuchi, Mamoru Sawahashi |
| 2002 | PIMRC | Performance of coherent adaptive antenna array beamforming combined with MRC diversity techniques in W-CDMA reverse link. | Taisuke Ihara, Shinya Tanaka, Mamoru Sawahashi |
| 2002 | PIMRC | Evaluation of throughput employing hybrid ARQ packet combining in forward link OFCDM broadband wireless access. | Nobuhiko Miki, Sadayuki Abeta, Mamoru Sawahashi |
| 2002 | PIMRC | Comparison of packet scheduling algorithms focusing on user throughput in high speed downlink packet access. | Yoshiaki Ofuji, Akihito Morimoto, Sadayuki Abeta, Mamoru Sawahashi |
| 2002 | PIMRC | 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 |
| 2002 | VTC | Adaptive radio parameter control considering QoS for forward link OFCDM wireless access. | Atsushi Harada, Sadayulu Abeta, Mamoru Sawahashi |
| 2002 | VTC | Comparison between multipath interference canceller and chip equalizer in HSDPA in multipath channel. | Teruo Kawamura, Kenichi Higuchi, Yoshihisa Kishiyama, Mamoru Sawahashi |
| 2002 | VTC | 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 |
| 2001 | VTC | A multi-stage MCI cancellation receiver for multicode CDMA systems. | Jun Chen, Jiangzhou Wang, Mamoru Sawahashi |
| 2001 | VTC | Parallel-type coherent multistage interference canceller with multiple-antenna reception in DS-CDMA reverse link. | Yoshihisa Kishiyama, Taisuke Ihara, Kenichi Higuchi, Mamoru Sawahashi |
| 2001 | VTC | Multipath interference canceller using soft-decision replica combined with hybrid ARQ in W-CDMA forward link. | Nobuhiko Miki, Sadayuki Abeta, Hiroyuki Atarashi, Mamoru Sawahashi |
| 2001 | VTC | Site independent diversity transmit power control for inter-cell site diversity in W-CDMA forward link. | Akihito Morimoto, Kenichi Higuchi, Mamoru Sawahashi |
| 2000 | PIMRC | 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 |
| 1998 | PIMRC | Experiments on coherent multistage interference canceller for DS-CDMA mobile radio. | Mamoru Sawahashi, Hidehiro Andoh, Kenichi Higuchi, Fumiyuki Adachi |
| 1997 | PIMRC | Channel estimation using time multiplexed pilot symbols for coherent RAKE combining for DS-CDMA mobile radio. | Hidehiro Andoh, Mamoru Sawahashi, Fumiyuki Adachi |