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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 87  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
NS, RCS
(Joint)
2023-12-14
17:55
Fukuoka Kyushu Institute of Technology Tobata campus, and Online
(Primary: On-site, Secondary: Online)
Study on Physical-Layer Cell ID Detection Using Accurate PSS Detection and CFO Estimation for DFT-Spread OFDM
Shun Yoneda, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata, Satoshi Suyama (NTT DOCOMO) RCS2023-190
 [more] RCS2023-190
pp.64-69
AP, RCS
(Joint)
2023-11-15
14:55
Kumamoto Kumamoto Prefectural Workers' Welfare Hall
(Primary: On-site, Secondary: Online)
Performance of NR Downlink Initial Access Using Synchronization Signal Block for mm-Wave Bands
Shun Yoneda, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata, Satoshi Suyama (NTT DOCOMO) RCS2023-159
This paper presents the performance for New Radio (NR) downlink initial access including physical-layer cell ID (PCID) d... [more] RCS2023-159
pp.39-44
RCS 2023-10-20
10:20
Kagawa Kagawa University (Saiwai-cho Campus), and online
(Primary: On-site, Secondary: Online)
Detection Probability of RPACH Employing Carrier Frequency Offset Compensation at UE Transmission in NR Uplink
Shun Yoneda, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata (NTT DOCOMO) RCS2023-141
 [more] RCS2023-141
pp.63-68
RCS 2023-10-20
10:45
Kagawa Kagawa University (Saiwai-cho Campus), and online
(Primary: On-site, Secondary: Online)
Consideration on Information Set and Frozen Set for Polar Codes Under BP Decoding
Kohei Ueda (Kagawa Univ.), Satoshi Suyama, Satoshi Nagata (NTT DOCOMO), Nobuhiko Miki (Kagawa Univ.) RCS2023-142
 [more] RCS2023-142
pp.69-73
RCS, SAT
(Joint)
2023-09-01
14:05
Nagano Naganoken Nokyo Building, and online
(Primary: On-site, Secondary: Online)
Physical-layer Cell ID Detection Probability in the Presence of Carrier Frequency Offset in NR TN and NTN Channel Models
Shun Yoneda, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata (NTT DOCOMO) RCS2023-123
This paper presents the physical-layer cell identity (PCID) detection probability in the presence of a large carrier fre... [more] RCS2023-123
pp.107-112
SeMI, RCS, RCC, NS, SR
(Joint)
2023-07-13
13:00
Osaka Osaka University Nakanoshima Center + Online
(Primary: On-site, Secondary: Online)
PAPR Reduction Method Using Null Space in MIMO Channel for MIMO-OFDM Signals at Multiple-Antenna AF Relay Station Considering Direct Link
Asuka Kakehashi (Tokyo Univ. of Science), Satoshi Suyama, Satoshi Nagata (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-91
In this study, assuming downlink amplify-and-forward (AF)-type relaying of multiple-input multiple-output (MIMO)-orthogo... [more] RCS2023-91
pp.58-63
RCS 2023-06-15
09:40
Hokkaido Hokkaido University, and online
(Primary: On-site, Secondary: Online)
BLER Performance of Carrier Frequency Offset Compensation and Channel Estimation Methods Using Synchronization Signals for NR PBCH
Takashi Ohiwa, Shun Yoneda, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata (NTT DOCOMO) RCS2023-48
This paper proposes carrier frequency offset (CFO) compensation and channel estimation methods using synchronization sig... [more] RCS2023-48
pp.117-122
RCS 2023-06-15
10:10
Hokkaido Hokkaido University, and online
(Primary: On-site, Secondary: Online)
Investigation of PAPR Reduction Method Using Null Space in MIMO Channel for Massive MIMO-OFDM Signals with Uniform Planar Array
Soma Taguchi (Tokyo Univ. of Science), Satoshi Suyama, Satoshi Nagata (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-51
In this paper, we consider the application of our previously reported PCCNC (peak cancellation with channel-null constra... [more] RCS2023-51
pp.135-140
RCS 2023-06-15
10:30
Hokkaido Hokkaido University, and online
(Primary: On-site, Secondary: Online)
PAPR Reduction Method Utilizing Difference in Eigenvalues Among Spatial Channels in Uplink Eigenmode Massive MIMO Transmission
Yuta Abekura (Tokyo Univ. of Science), Satoshi Suyama, Satoshi Nagata (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-52
In this paper, we propose a peak-to-average power ratio (PAPR) reduction method utilizing difference in eigenvalues amon... [more] RCS2023-52
pp.141-146
RCS 2023-06-15
10:40
Hokkaido Hokkaido University, and online
(Primary: On-site, Secondary: Online)
A Study on PAPR Reduction Method Based on Commonly Reserved Tones Among Multiple Users in FDMA Uplink
Ryusei Yamazaki (Tokyo Univ. of Science), Satoshi Suyama, Satoshi Nagata (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-53
This paper proposes a tone reservation (TR) method using common reserved tones among users for suppressing the peak-to-a... [more] RCS2023-53
pp.147-152
RCS 2023-06-15
10:50
Hokkaido Hokkaido University, and online
(Primary: On-site, Secondary: Online)
Investigations on Low-Complexity User-Specific TRP Selection Method in Downlink Distributed MIMO with Regularized ZF-Based Beamforming
Hiroki Kato, Takanori Hara (Tokyo Univ. of Science), Satoshi Suyama, Satoshi Nagata (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-54
In this paper, we propose a computationally-efficient method for user equipment (UE)-specific transmission reception poi... [more] RCS2023-54
pp.153-160
RCS 2023-06-15
11:10
Hokkaido Hokkaido University, and online
(Primary: On-site, Secondary: Online)
Decentralized Probabilistic Frequency Block-Dependent Base Station Sleep Control for Improving Energy Efficiency Both in Up and Downlinks
Hiroya Kuwahara (Tokyo Univ. of Science), Yuto Muroki, Satoshi Nagata (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-56
In this paper, we propose a decentralized probabilistic method for the frequency block-dependent base station sleep cont... [more] RCS2023-56
pp.167-174
RCS, AP, UWT
(Joint)
2022-11-17
13:05
Fukuoka Kyushu University, and Online
(Primary: On-site, Secondary: Online)
[Invited Lecture] Extreme coverage extension in 5G Evolution & 6G: Multi-layered non-terrestrial networks integrating terrestrial networks
Yuki Hokazono, Hinata Kohara, Yuto Muroki, Kenji Fukasawa, Yoshihisa Kishiyama, Satoshi Nagata (NTT DOCOMO, INC.) AP2022-167 RCS2022-178
Non-terrestrial networks (NTNs) are promising to actualize extreme coverage extension whereby mobile communications can ... [more] AP2022-167 RCS2022-178
p.115(AP), p.136(RCS)
RCS 2022-10-27
09:30
Ehime Ehime University, and online
(Primary: On-site, Secondary: Online)
Performance of Physical Cell ID Detection Methods with Carrier Frequency Offset Compensation for Millimeter-Wave Bands
Shun Yoneda, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata (NTT DOCOMO) RCS2022-128
In 5G cellular systems, millimeter-wave bands are anticipated to be deployed in dense small cells in heterogeneous netwo... [more] RCS2022-128
pp.1-6
NS, SR, RCS, SeMI, RCC
(Joint)
2022-07-14
15:15
Ishikawa The Kanazawa Theatre + Online
(Primary: On-site, Secondary: Online)
Physical Cell ID Detection Probability Using Integer Frequency Offset Verification Based on PSS Correlation for SSB with Beamforming Transmission
Shun Yoneda, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata (NTT DOCOMO) RCS2022-89
 [more] RCS2022-89
pp.107-112
RCS 2022-06-15
09:30
Okinawa University of the Ryukyus, Senbaru Campus and online
(Primary: On-site, Secondary: Online)
Initial Physical Cell ID Detection Time Using NR Synchronization Signals for HetNet Based on System-Level Simulation
Shun Yoneda, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata (NTT DOCOMO) RCS2022-24
 [more] RCS2022-24
pp.1-6
RCS, NS
(Joint)
2021-12-17
09:30
Nara Nara-ken Bunka Kaikan and Online
(Primary: On-site, Secondary: Online)
Physical Cell ID Detection Probability with Polarization Receiver Diversity Using NR Synchronization Signals in 3GPP CDL Channel Models
Shun Yoneda, Daisuke Inoue, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata (NTT DOCOMO) RCS2021-185
This paper presents a physical-layer cell identity (PCID) detection probability with polarization receiver diversity usi... [more] RCS2021-185
pp.51-56
RCS, NS
(Joint)
2021-12-17
09:55
Nara Nara-ken Bunka Kaikan and Online
(Primary: On-site, Secondary: Online)
[Encouragement Talk] SS/PBCH Block Features and PCID/Radio Frame Timing Detection Methods for NR Radio Interface
Mamoru Sawahashi, Daisuke Inoue, Kyogo Ota (Tokyo City Univ.), Satoshi Nagata (NTT DOCOMO) RCS2021-186
This paper presents sequences and multiplexing schemes of synchronization signals of SS/Physical Broadcast Channel (PBCH... [more] RCS2021-186
pp.57-62
RCS 2021-10-22
13:25
Online Online Physical-Layer Cell Identity Detection Probability for Millimeter Wave Single-Carrier Transmission
Daisuke Inoue, Mamoru Sawahashi (Tokyo City Univ.), Haruhi Echigo, Satoshi Nagata (NTT DOCOMO) RCS2021-136
This paper presents the sequences and multiplexing scheme for the primary synchronization signal (PSS) and secondary syn... [more] RCS2021-136
pp.94-99
HCS 2021-03-15
12:00
Online Online  [more]
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