Mamoru Sawahashi

Publication Activity (10 Years)

Years Active: 1996-2024
Publications (10 Years): 57

Top Venues

IEICE Trans. Commun.

APWCS

APCC

VTC Fall

Publications

Ryota Kuribayashi, Mamoru Sawahashi
Comparisons of TDM and FDM Pilot Signals for Phase Noise Estimation with High-Order QAM for DFT-Spread OFDM. ICNC (2024)
Takashi Ohiwa, Shun Yoneda, Mamoru Sawahashi, Satoshi Nagata
BLER Performance of Carrier Frequency Offset Compensation and Channel Estimation Methods Using Synchronization Signals for NR PBCH. APWCS (2023)
Shun Yoneda, Mamoru Sawahashi, Satoshi Nagata
Physical Cell ID Detection Probability in the Presence of CFO Including Doppler Shift for NR TN and NTN. APWCS (2023)
Yoshinobu Ota, Takamichi Chiba, Mamoru Sawahashi, Satoshi Suyama
NR PRACH Detection Probability in the Presence of CFO in Multi-access Environments. APWCS (2023)
Ryota Kuribayashi, Mamoru Sawahashi, Norifumi Kamiya
Performance of PSA-EKF Phase Noise Compensation in 3GPP Phase Noise Models for Mobile Backhaul Links. APCC (2023)
Ryota Kuribayashi, Mamoru Sawahashi
Phase Noise Estimation and Compensation Using FDM Pilot for High-Order QAM Transmission in DFT-Spread OFDM Backhaul Links. VTC Fall (2023)
Shun Yoneda, Mamoru Sawahashi, Satoshi Nagata
Detection Probability of PRACH Employing Carrier Frequency Offset Compensation at UE Transmission in NR Uplink. WCSP (2023)
Shun Yoneda, Mamoru Sawahashi, Satoshi Nagata
Performance of NR Downlink Initial Access Using Synchronization Signal Block for mm-Wave Bands. APCC (2023)
Daiki Mitamura, Mamoru Sawahashi, Yoshihisa Kishiyama
Performance of Broadcast Channel Using Hierarchical Modulation in OFDM Downlink. IEICE Trans. Commun. 106 (9) (2023)
Ryota Kuribayashi, Mamoru Sawahashi, Norifumi Kamiya
Performance of PSA Kalman Filters for Phase Noise Compensation in High-Order QAM OFDM Systems. APWCS (2022)
Shun Yoneda, Mamoru Sawahashi, Satoshi Nagata
Comparisons of Physical Cell ID Detection Methods with Carrier Frequency Offset Compensation for Millimeter-Wave Bands. VTC Fall (2022)
Kyogo Ota, Daisuke Inoue, Mamoru Sawahashi, Satoshi Nagata
Radio Frame Timing Detection Method Using Demodulation Reference Signals Based on PCID Detection for NR Initial Access. IEICE Trans. Commun. (6) (2022)
Shun Yoneda, Mamoru Sawahashi, Satoshi Nagata
Initial Physical Cell ID Detection Time Using NR Synchronization Signals Based on System-Level Simulation. PIMRC (2022)
Daiki Mitamura, Mamoru Sawahashi, Yoshihisa Kishiyama
Bit Error Rate Performance of OFDM Using Hierarchical Modulation in 3GPP TDL Channel Model. APWCS (2022)
Takamichi Chiba, Mamoru Sawahashi, Yoshihisa Kishiyama
Detection Probability of PRACH with Short Sequence Considering Carrier Frequency Offset for NR Radio Interface. APWCS (2022)
Ryota Kuribayashi, Mamoru Sawahashi, Norifumi Kamiya
Phase Noise Compensation Using FDM Based Pilot Symbol Assisted EKF for OFDM Based Radio Backhaul Links. PIMRC (2022)
Daisuke Inoue, Kyogo Ota, Mamoru Sawahashi, Satoshi Nagata
Physical Cell ID Detection Using Joint Estimation of Frequency Offset and SSS Sequence for NR Initial Access. VTC Spring (2021)
Daisuke Inoue, Kyogo Ota, Mamoru Sawahashi, Satoshi Nagata
Physical Cell ID Detection Probability Using NB-IoT Synchronization Signals in 28-GHz Band. IEICE Trans. Commun. (9) (2021)
Aiki Hara, Kana Aono, Mamoru Sawahashi, Norifumi Kamiya
BER of LDPC-Coded Single-Carrier LOS-MIMO Using FDE in 3GPP TDL Channel Models. APWCS (2021)
Tsubasa Shobudani, Mamoru Sawahashi, Yoshihisa Kishiyama
TDM Based Reference Signal Multiplexing for OFDM Using Faster-than-Nyquist Signaling. IEICE Trans. Commun. (9) (2021)
Kyogo Ota, Mamoru Sawahashi, Satoshi Nagata
Physical Cell ID Detection Probability Using NR Synchronization Signals in 28-GHz Band. IEICE Trans. Commun. (4) (2021)
Chihiro Mori, Miyu Nakabayashi, Mamoru Sawahashi, Teruo Kawamura, Nobuhiko Miki
Performance of Circular 32QAM/64QAM Schemes Using Frequency Domain Equalizer for DFT-Precoded OFDM. IEICE Trans. Commun. (9) (2021)
Daisuke Inoue, Kyogo Ota, Mamoru Sawahashi, Satoshi Nagata
Physical Cell ID Detection Using Joint Estimation of Frequency Offset and SSS Sequence for NR Initial Access. IEICE Trans. Commun. (9) (2021)
Yugo Sasaki, Mamoru Sawahashi, Yoshihisa Kishiyama
BLER Performance of Circular 256QAM Schemes Considering Cubic Metric for DFT-Precoded OFDM. APWCS (2021)
Mamoru Sawahashi, Fumiya Makishi, Yoshihisa Kishiyama
Round Trip Time for Control Channel Multiplexing Using In-Band Full Duplex with Synchronous Orthogonal Sequence Assignment. APWCS (2021)
Kana Aono, Bin Zheng, Mamoru Sawahashi, Norifumi Kamiya
Performance of FDE Using Frequency Domain Despreading and Averaging of Cyclic-Shifted CDM Based Pilot Signals for Single-Carrier LOS-MIMO. IEICE Trans. Commun. (9) (2021)
Tsubasa Shobudani, Mamoru Sawahashi, Kenichi Higuchi, Yoshihisa Kishiyama
Faster-than-Nyquist Signaling Assigning Increased Resources to Parity Bits for Turbo-Coded OFDM. ISWCS (2021)
Kosuke Kamata, Mamoru Sawahashi, Yoshihisa Kishiyama
Detection Probability of PRACH Preamble for NR in 3GPP TDL Channel Models. APWCS (2021)
Toshiharu Obara, Tsubasa Shobudani, Mamoru Sawahashi, Yoshihisa Kishiyama
BLER of Turbo SIC Multiplying Weighting Factor to Symbol Estimates for OFDM Using FTN Signaling. APWCS (2021)
Daisuke Inoue, Kyogo Ota, Mamoru Sawahashi, Satoshi Nagata
Synchronization Signal Design Using Single-Carrier Waveform for Physical- Layer Cell ID Detection. VTC Fall (2021)
Shun Yoneda, Daisuke Inoue, Mamoru Sawahashi, Satoshi Nagata
Physical Cell ID Detection Performance Using Polarization Receiver Diversity for NR in 3GPP CDL Channel Models. WPMC (2021)
Kana Aono, Bin Zheng, Mamoru Sawahashi, Norifumi Kamiya
Performance of FDE Using Partial LDPC Coding with Double Gray Mapping for Single-Carrier LOS-MIMO. VTC Spring (2020)
Daisuke Inoue, Kyogo Ota, Mamoru Sawahashi, Satoshi Nagata
Physical Cell ID Detection Probability Using Synchronization Signals of NB-IoT Radio Interface in 28-GHz Band. VTC Spring (2020)
Aya Shimura, Mamoru Sawahashi, Satoshi Nagata, Yoshihisa Kishiyama
Physical Cell ID Detection Probabilities Using Frequency Domain PVS Transmit Diversity for NB-IoT Radio Interface. IEICE Trans. Commun. (8) (2019)
Takahiro Ohtomo, Hiroki Yamada, Mamoru Sawahashi, Keisuke Saito
Performance of Iterative Digital Self-Interference Canceler with Alternating Estimate Subtraction for OFDM Using Full Duplex. IEICE Trans. Commun. (8) (2019)
Kyogo Ota, Mamoru Sawahashi, Satoshi Nagata
Physical Cell ID Detection Probability Using Synchronization Signals for NR Radio Interface Below 6 GHz. APWCS (2019)
Kana Aono, Bin Zheng, Mamoru Sawahashi, Norifumi Kamiya
Performance of FDE Using Cyclic-Shifted CDM Based Pilot Signal Multiplexing for Single-Carrier LOS-MIMO. VTC Fall (2019)
Kyogo Ota, Mamoru Sawahashi, Satoshi Nagata
Physical Cell ID Detection Probability Using Synchronization Signals for NR Radio Interface in 28-GHz Band. APCC (2019)
Tsubasa Shobudani, Mitsutaka Anan, Mamoru Sawahashi, Yoshihisa Kishiyama
Block Error Rate Performance of OFDM with Faster-than-Nyquist Signaling Using TDM Based Reference Signal Multiplexing. APWCS (2019)
Norifumi Kamiya, Mamoru Sawahashi, Eisaku Sasaki
Single-carrier frequency domain equalisation for microwave LOS-MIMO systems and its performance analysis. IET Commun. 13 (17) (2019)
Kyogo Ota, Aya Shimura, Mamoru Sawahashi, Satoshi Nagata
Performance of Physical Cell ID Detection Probability Considering Frequency Offset for NR Radio Interface. VTC Fall (2019)
Kana Aono, Mamoru Sawahashi, Norifumi Kamiya
Symbol Timing Detection Based on Pilot Signal Correlation for FDE in Single-Carrier LOS-MIMO. APWCS (2019)
Mamoru Sawahashi, Hiroki Yamada, Yoshihisa Kishiyama
Physical Channel Multiplexing Using Symbol Repetition in Every Subframe for Full Duplex. PIMRC (2018)
Mamoru Sawahashi, Hiroki Yamada, Aya Shimura, Yoshihisa Kishiyama
Time-Synchronized Control-Channel Multiplexing Scheme Using Cyclic-Shifted Zadoff-Chu Sequences for Full Duplex. APCC (2018)
Mitsutaka Anan, Mamoru Sawahashi, Yoshihisa Kishiyama
BLER Performance of Windowed-OFDM Using Faster-than-Nyquist Signaling with 16QAM. WPMC (2018)
Aya Shimura, Mamoru Sawahashi, Satoshi Nagata, Yoshihisa Kishiyama
Physical Cell ID Detection Performance Applying Frequency Diversity Reception to NPSS and NSSS for NB-IoT. APCC (2018)
Kyogo Ota, Aya Shimura, Mamoru Sawahashi, Satoshi Nagata
Physical Cell ID Detection Probability Using Synchronization Signals for NR Radio Interface. WPMC (2018)
Mamoru Sawahashi, Kenichi Higuchi
Radio Access Technologies for Broadband Mobile Communications. IEICE Trans. Commun. (9) (2017)
Aya Shimura, Mamoru Sawahashi, Satoshi Nagata, Yoshihisa Kishiyama
Initial Cell Search Method with MLD Based Frequency Offset Estimation in LTE Heterogeneous Networks. VTC Fall (2017)
Aya Shimura, Mamoru Sawahashi, Satoshi Nagata, Yoshihisa Kishiyama
Performance of physical cell ID detection using PVS based transmit diversity for NB-IoT. WPMC (2017)
Bin Zheng, Lianjun Deng, Mamoru Sawahashi, Norifumi Kamiya
High-order circular QAM constellation with high LDPC coding rate for phase noise channels. WPMC (2017)
Takahiro Ohtomo, Hiroki Yamada, Mamoru Sawahashi, Keisuke Saito
Performance of alternately iterative digital self-interference canceler for OFDM using full duplex. APCC (2017)
Bin Zheng, Lianjun Deng, Mamoru Sawahashi, Norifumi Kamiya
Performance of pilot symbol assisted and PLL phase noise estimation and compensation for high-order circular QAM. APCC (2017)
Naoki Noguchi, Mamoru Sawahashi, Satoshi Nagata, Yoshihisa Kishiyama
Initial Cell Search Method Based on Two-Step Frequency Offset Estimation for Small Cells in Heterogeneous Networks. VTC Fall (2016)
Yohei Iwasawa, Takahiro Ohtomo, Mamoru Sawahashi, Keisuke Saito
Effect of data channel multiplexing using symbol repetition considering asymmetric traffic load for full duplex. WPMC (2016)
Bing Han, Teruo Kawamura, Yuichi Kakishima, Mamoru Sawahashi
Throughput Analyses Based on Practical Upper Bound for Adaptive Modulation and Coding in OFDM MIMO Multiplexing. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (1) (2016)
Lianjun Deng, Bin Zheng, Mamoru Sawahashi, Norifumi Kamiya
Performance of circular QAM constellations using partial channel coding with parallel double gray mapping. WPMC (2016)
Lianjun Deng, Teruo Kawamura, Hidekazu Taoka, Mamoru Sawahashi
Performance of Open-Loop Transmit Diversity with Intra-Subframe Frequency Hopping and Iterative Decision-Feedback Channel Estimation for DFT-Precoded OFDMA. IEICE Trans. Commun. (8) (2015)
Yuki Yamada, Mamoru Sawahashi, Keisuke Saito
Performance of time and frequency compression of faster-than-nyquist signaling in frequency-selective fading channels. APCC (2015)
Yuki Yamada, Mamoru Sawahashi, Keisuke Saito
Faster-than-Nyquist signaling with non-uniform compression factors for OFDM/OQAM. ISPACS (2015)
Satoshi Nagata, Yoshihisa Kishiyama, Motohiro Tanno, Kenichi Higuchi, Mamoru Sawahashi
Performance Evaluations of Transmit Diversity Schemes with Synchronization Signals for LTE Downlink. IEICE Trans. Commun. (6) (2015)
Lianjun Deng, Teruo Kawamura, Hidekazu Taoka, Mamoru Sawahashi
Comparative Study of Open-Loop Transmit Diversity Schemes with Four Antennas in DFT-Precoded OFDMA Using Turbo FDE and Iterative Channel Estimation. IEICE Trans. Commun. (6) (2015)
Naoki Noguchi, Satoshi Nagata, Mamoru Sawahashi
Fast Cell Search Method Using PSS and SSS Based on Frequency Offset Estimation for Heterogeneous Networks with Separate Frequency Spectrum. VTC Spring (2015)
Naoki Noguchi, Mamoru Sawahashi, Satoshi Nagata
Cell search time performance using PVS transmit diversity in heterogeneous networks with the same frequency spectrum. APCC (2015)
Teppei Ebihara, Yasuhiro Kuge, Hidekazu Taoka, Nobuhiko Miki, Mamoru Sawahashi
Performance of Outer-Loop Control for Adaptive Modulation and Coding Based on Mutual Information in OFDM MIMO SDM. IEICE Trans. Commun. (8) (2015)
Naoki Noguchi, Mamoru Sawahashi, Satoshi Nagata
Cell Search Time Performance Using Same Frequency Spectrum for Heterogeneous Networks Including Indoor Small Cells. ISADS (2015)
Kazusa Yagishita, Yuichi Kakishima, Mamoru Sawahashi
Effects of antenna receiver diversity with Faster-than-Nyquist signaling using OFDM/OQAM in multipath fading channel. WPMC (2014)
Chihiro Mori, Teruo Kawamura, Hidekazu Taoka, Mamoru Sawahashi
Comparative Study of SC-FDMA and OFDMA Using Turbo SIC Considering Soft-Symbol Estimate for MIMO SDM. VTC Spring (2014)
Lianjun Deng, Teruo Kawamura, Hidekazu Taoka, Mamoru Sawahashi
Investigation on Frequency Diversity Effects of Various Transmission Schemes Using Frequency Domain Equalizer for DFT-Precoded OFDMA. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (1) (2014)
Bing Han, Teruo Kawamura, Yuichi Kakishima, Mamoru Sawahashi
Investigation of Degradation Factors for Adaptive Modulation and Coding in OFDM-MIMO Multiplexing. VTC Spring (2014)
Takahiro Hirano, Yuichi Kakishima, Mamoru Sawahashi
TDM based reference signal multiplexing for Faster-than-Nyquist signaling using OFDM/OQAM. ICCS (2014)
Shinya Hirayama, Kazuaki Takeda, Yuichi Kakishima, Mamoru Sawahashi
Performance of downlink control information signals using decision-feedback channel estimation for EPDCCH. ICCS (2014)
Mamoru Sawahashi, Teruo Kawamura, Yuichi Kakishima
CSI Reference Signal Multiplexing Using Carrier Frequency Swapping for FDD High-Order MIMO SDM. VTC Fall (2014)
Teruo Kawamura, Yoshihisa Kishiyama, Mamoru Sawahashi
Performance of Star 16QAM Schemes Considering Cubic Metric for Uplink DFT-Precoded OFDMA. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (1) (2014)
Chihiro Mori, Mamoru Sawahashi, Teruo Kawamura, Nobuhiko Miki
Performance of Star 16/64QAM Schemes Using Turbo FDE with Iterative Decision-Directed Channel Estimation for DFT-Precoded OFDMA. J. Commun. 9 (2) (2014)
Naoki Noguchi, Satoshi Nagata, Mamoru Sawahashi
Performance Evaluation of Cell Search Time for Heterogeneous Networks. VTC Spring (2014)
Keita Miwa, Teruo Kawamura, Nobuhiko Miki, Mamoru Sawahashi
Investigation on LLR Computation at FDE Output with Receiver Diversity Using Low-Rate Turbo Code for DFT-Precoded OFDMA. VTC Fall (2013)
Bing Han, Teppei Ebihara, Hidekazu Taoka, Teruo Kawamura, Mamoru Sawahashi
Effect of joint modulation and coding scheme selection on turbo SIC for OFDM-MIMO multiplexing. WCSP (2013)
Chihiro Mori, Yoshikazu Tanaka, Teruo Kawamura, Nobuhiko Miki, Mamoru Sawahashi
Performance of turbo frequency domain equalizer using iterative decision-directed channel estimation for DFT-precoded OFDMA. WPMC (2013)
Chihiro Mori, Teruo Kawamura, Nobuhiko Miki, Mamoru Sawahashi
Performance of turbo FDE using two-dimensional LMMSE based iterative decision-directed channel estimation for DFT-precoded OFDMA. WCSP (2013)
Keita Miwa, Teruo Kawamura, Nobuhiko Miki, Mamoru Sawahashi
Performance comparisons of localized and distributed transmissions using iterative decision-directed channel estimation in DFT-precoded OFDMA. WPMC (2012)
Teruo Kawamura, Ryota Takahashi, Hideyuki Numata, Nobuhiko Miki, Mamoru Sawahashi
Performance Evaluation of Joint MLD with Channel Coding Information for Control Signals Using Cyclic Shift CDMA and Block Spread CDMA. IEICE Trans. Commun. (12) (2012)
Reo Kobayashi, Teruo Kawamura, Nobuhiko Miki, Mamoru Sawahashi
Throughput Comparisons of 32/64APSK Schemes Based on Mutual Information Considering Cubic Metric. IEICE Trans. Commun. (12) (2012)
Lianjun Deng, Teruo Kawamura, Hidekazu Taoka, Mamoru Sawahashi
Comparative study of open-loop transmit diversity schemes with four antennas in DFT-precoded OFDMA using turbo FDE and iterative channel estimation. ICCS (2012)
Lianjun Deng, Teruo Kawamura, Hidekazu Taoka, Mamoru Sawahashi
Investigation on frequency diversity effects for various transmission schemes Using frequency domain equalizer in DFT-precoded OFDMA. CHINACOM (2012)
Teppei Ebihara, Hidekazu Taoka, Nobuhiko Miki, Mamoru Sawahashi
Performance of Outer-Loop Control for AMC Based on Mutual Information in MIMO-OFDM Downlink. VTC Spring (2012)
Chihiro Mori, Teruo Kawamura, Nobuhiko Miki, Mamoru Sawahashi
Link-level performance of star 32/64QAM schemes using frequency domain equalizer for DFT-precoded OFDMA. WPMC (2012)
Keita Miwa, Nobuhiko Miki, Teruo Kawamura, Mamoru Sawahashi
Performance of Decision-Directed Channel Estimation Using Low-Rate Turbo Codes for DFT-Precoded OFDMA. VTC Spring (2012)
Lianjun Deng, Teruo Kawamura, Hidekazu Taoka, Mamoru Sawahashi
Comparative Study of Open-Loop Transmit Diversity Schemes for DFT-Precoded OFDMA in Frequency-Selective Fading Channels. IEICE Trans. Commun. (12) (2012)
Shunsuke Okaniwa, Nobuhiko Miki, Teruo Kawamura, Mamoru Sawahashi
Performance of decision-feedback channel estimation for TDM based control signals in OFDMA downlink. ICCS (2012)
Lianjun Deng, Teruo Kawamura, Hidekazu Taoka, Mamoru Sawahashi
Effect of Intra-Subframe Frequency Hopping on Codebook Based Closed-Loop Transmit Diversity for DFT-Precoded OFDMA. IEICE Trans. Commun. (12) (2012)
Chihiro Mori, Teruo Kawamura, Nobuhiko Miki, Mamoru Sawahashi
Performance of star 16QAM using iterative decision-directed channel estimation for DFT-precoded OFDMA. WCSP (2012)
Yuichiro Hikosaka, Teruo Kawamura, Hidekazu Taoka, Mamoru Sawahashi
Effects of open-loop transmit diversity schemes with four antennas on control signals using cyclic-shift CDMA. WPMC (2012)
Keita Miwa, Nobuhiko Miki, Mamoru Sawahashi
Performance of decision-directed channel estimation using low-rate turbo codes for OFDM. ISPACS (2011)
Reo Kobayashi, Teruo Kawamura, Nobuhiko Miki, Mamoru Sawahashi
Throughput comparisons of star 32/64 QAM schemes based on mutual information considering cubic metric. WCSP (2011)
Yuichiro Hikosaka, Teruo Kawamura, Nobuhiko Miki, Mamoru Sawahashi
Inter-Code Interference Canceller for Control Signals Using Cyclic Shift CDMA in LTE Uplink. VTC Spring (2011)
Lianjun Deng, Teruo Kawamura, Hidekazu Taoka, Mamoru Sawahashi
Combined Effect of Transmit Diversity and Frequency Hopping for DFT-Precoded OFDMA in Uplink Frequency-Selective Fading Channels. VTC Spring (2011)
Lianjun Deng, Teruo Kawamura, Hidekazu Taoka, Mamoru Sawahashi
Effect of Intra-Subframe Frequency Hopping on Closed-Loop Type Transmit Diversity with Precoding for Uplink DFT-Precoded OFDMA. VTC Fall (2011)
Akihiro Tanaka, Teruo Kawamura, Mamoru Sawahashi
Performance of decision-directed channel estimation using effective path selection in time domain for uplink DFT-precoded OFDMA. WPMC (2011)
Yuki Tsuchida, Satoshi Nagata, Mamoru Sawahashi
Cell Search Time Performance Using Multipath Signals in LTE Downlink. VTC Spring (2011)

Mamoru Sawahashi.css-eqlu8i{font-size:small;padding-left:4px;}

Publication Activity (10 Years)

Top Topics

Top Venues

Mamoru Sawahashi