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Phase Noise Estimation and Compensation Using FDM Pilot for High-Order QAM Transmission in DFT-Spread OFDM Backhaul Links
Kuribayashi, Ryota, Sawahashi, Mamoru
Published in IEEE Vehicular Technology Conference (10.10.2023)
Published in IEEE Vehicular Technology Conference (10.10.2023)
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Conference Proceeding
Physical Cell ID Detection Performance Using Polarization Receiver Diversity for NR in 3GPP CDL Channel Models
Yoneda, Shun, Inoue, Daisuke, Sawahashi, Mamoru, Nagata, Satoshi
Published in 2021 24th International Symposium on Wireless Personal Multimedia Communications (WPMC) (14.12.2021)
Published in 2021 24th International Symposium on Wireless Personal Multimedia Communications (WPMC) (14.12.2021)
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Conference Proceeding
Performance of Physical Cell ID Detection Probability Considering Frequency Offset for NR Radio Interface
Ota, Kyogo, Shimura, Aya, Sawahashi, Mamoru, Nagata, Satoshi
Published in IEEE Vehicular Technology Conference (01.09.2019)
Published in IEEE Vehicular Technology Conference (01.09.2019)
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Conference Proceeding
Physical Cell ID Detection Probability Using Synchronization Signals of NB-IoT Radio Interface in 28-GHz Band
Inoue, Daisuke, Ota, Kyogo, Sawahashi, Mamoru, Nagata, Satoshi
Published in IEEE Vehicular Technology Conference (01.05.2020)
Published in IEEE Vehicular Technology Conference (01.05.2020)
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Conference Proceeding
Performance of FDE Using Cyclic-Shifted CDM Based Pilot Signal Multiplexing for Single-Carrier LOS-MIMO
Aono, Kana, Zheng, Bin, Sawahashi, Mamoru, Kamiya, Norifumi
Published in IEEE Vehicular Technology Conference (01.09.2019)
Published in IEEE Vehicular Technology Conference (01.09.2019)
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Conference Proceeding
Physical Cell ID Detection Probability Using Synchronization Signals for NR Radio Interface
Ota, Kyogo, Shimura, Aya, Sawahashi, Mamoru, Nagata, Satoshi
Published in 2018 21st International Symposium on Wireless Personal Multimedia Communications (WPMC) (01.11.2018)
Published in 2018 21st International Symposium on Wireless Personal Multimedia Communications (WPMC) (01.11.2018)
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Conference Proceeding
Performance of physical cell ID detection using PVS based transmit diversity for NB-IoT
Shimura, Aya, Sawahashi, Mamoru, Nagata, Satoshi, Kishiyama, Yoshihisa
Published in 2017 20th International Symposium on Wireless Personal Multimedia Communications (WPMC) (01.12.2017)
Published in 2017 20th International Symposium on Wireless Personal Multimedia Communications (WPMC) (01.12.2017)
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Conference Proceeding
Initial Cell Search Method Based on Two-Step Frequency Offset Estimation for Small Cells in Heterogeneous Networks
Noguchi, Naoki, Sawahashi, Mamoru, Nagata, Satoshi, Kishiyama, Yoshihisa
Published in 2016 IEEE 84th Vehicular Technology Conference (VTC-Fall) (01.09.2016)
Published in 2016 IEEE 84th Vehicular Technology Conference (VTC-Fall) (01.09.2016)
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Conference Proceeding
Cell Search Time Performance Using Same Frequency Spectrum for Heterogeneous Networks Including Indoor Small Cells
Noguchi, Naoki, Sawahashi, Mamoru, Nagata, Satoshi
Published in Proceedings - International Symposium on Autonomous Decentralized Systems (01.03.2015)
Published in Proceedings - International Symposium on Autonomous Decentralized Systems (01.03.2015)
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Conference Proceeding
Performance Evaluation of Cell Search Time for Heterogeneous Networks
Noguchi, Naoki, Nagata, Satoshi, Sawahashi, Mamoru
Published in IEEE VTS Vehicular Technology Conference (1999) (01.05.2014)
Published in IEEE VTS Vehicular Technology Conference (1999) (01.05.2014)
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Conference Proceeding
Investigation of Degradation Factors for Adaptive Modulation and Coding in OFDM-MIMO Multiplexing
Bing Han, Kawamura, Teruo, Kakishima, Yuichi, Sawahashi, Mamoru
Published in IEEE VTS Vehicular Technology Conference (1999) (01.05.2014)
Published in IEEE VTS Vehicular Technology Conference (1999) (01.05.2014)
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Conference Proceeding
Comparative Study of SC-FDMA and OFDMA Using Turbo SIC Considering Soft-Symbol Estimate for MIMO SDM
Mori, Chihiro, Kawamura, Teruo, Taoka, Hidekazu, Sawahashi, Mamoru
Published in IEEE VTS Vehicular Technology Conference (1999) (01.05.2014)
Published in IEEE VTS Vehicular Technology Conference (1999) (01.05.2014)
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Conference Proceeding
Field Experiments on Ultimate Frequency Efficiency Exceeding 30 Bit/Second/Hz Using MLD Signal Detection in MIMO-OFDM Broadband Packet Radio Access
Taoka, H., Dai, K., Higuchi, K., Sawahashi, M.
Published in 2007 IEEE 65th Vehicular Technology Conference - VTC2007-Spring (01.04.2007)
Published in 2007 IEEE 65th Vehicular Technology Conference - VTC2007-Spring (01.04.2007)
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Conference Proceeding
Performance analysis of MMSE detectors for high speed VSF-OFCDM
Bin Xia, Jiangzhou Wang, Sawahashi, M.
Published in IEEE transactions on communications (01.12.2008)
Published in IEEE transactions on communications (01.12.2008)
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Journal Article
Performance of NR Downlink Initial Access Using Synchronization Signal Block for mm-Wave Bands
Yoneda, Shun, Sawahashi, Mamoru, Nagata, Satoshi
Published in 2023 28th Asia Pacific Conference on Communications (APCC) (19.11.2023)
Published in 2023 28th Asia Pacific Conference on Communications (APCC) (19.11.2023)
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Conference Proceeding
BLER Performance of Carrier Frequency Offset Compensation and Channel Estimation Methods Using Synchronization Signals for NR PBCH
Ohiwa, Takashi, Yoneda, Shun, Sawahashi, Mamoru, Nagata, Satoshi
Published in 2023 VTS Asia Pacific Wireless Communications Symposium (APWCS) (01.08.2023)
Published in 2023 VTS Asia Pacific Wireless Communications Symposium (APWCS) (01.08.2023)
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Conference Proceeding
NR PRACH Detection Probability in the Presence of CFO in Multi-access Environments
Ota, Yoshinobu, Chiba, Takamichi, Sawahashi, Mamoru, Suyama, Satoshi
Published in 2023 VTS Asia Pacific Wireless Communications Symposium (APWCS) (01.08.2023)
Published in 2023 VTS Asia Pacific Wireless Communications Symposium (APWCS) (01.08.2023)
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Conference Proceeding