Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-13 13:25 |
Osaka |
Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
Peak Cancellation Signal-Based PAPR Reduction Method Using Null Space in MIMO Channel for MIMO-OFDM Signals under Frequency-Selective Fading Channel Jun Saito, Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-92 |
In this paper, we propose a parallel peak cancellation (PC) method in the peak-to-average power ratio (PAPR) reduction u... [more] |
RCS2023-92 pp.64-69 |
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 11:00 |
Hokkaido |
Hokkaido University, and online (Primary: On-site, Secondary: Online) |
Investigation of Highly-Efficient Low-Latency Scheduling Method in Round-Trip Communication for Feedback Control Ryotaro Iizuka (Tokyo Univ. of Science), Yasuaki Yuda (Panasonic Holdings), Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-55 |
This paper proposes a highly spectrum-efficient low-latency scheduling method in the round-trip communication for feedba... [more] |
RCS2023-55 pp.161-166 |
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 |
2023-06-15 11:20 |
Hokkaido |
Hokkaido University, and online (Primary: On-site, Secondary: Online) |
Investigations on Non-coherent Transmission Scheme for Grant-free NOMA Eiji Yoshimura, Takanori Hara, Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-57 |
[more] |
RCS2023-57 pp.175-180 |
RCS, SR, SRW (Joint) |
2023-03-01 16:40 |
Tokyo |
Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
A Study of Cross-Link Interference Mitigation with Cell Clustering on Dynamic TDD system Kiichi Tateishi, Takayuki Yamada, Satoshi Suyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2022-263 |
[more] |
RCS2022-263 pp.94-99 |
IT, RCS, SIP |
2023-01-24 17:25 |
Gunma |
Maebashi Terrsa (Primary: On-site, Secondary: Online) |
PAPR Reduction Method Using Null Space in MIMO Channel for MIMO-OFDM Signals at Multiple-Antenna AF Relay Station Under Frequency-Selective Fading Channel Asuka Kakehashi, Takanori Hara (Tokyo Univ. of Science), Satoshi Suyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) IT2022-46 SIP2022-97 RCS2022-225 |
[more] |
IT2022-46 SIP2022-97 RCS2022-225 pp.96-101 |
IT, RCS, SIP |
2023-01-24 17:50 |
Gunma |
Maebashi Terrsa (Primary: On-site, Secondary: Online) |
Multi-agent DQN-Based Activation Control of Base Stations Utilizing Activation States of Neighbor Base Stations Daiki Kato, Takanori Hara (Tokyo Univ. of Science), Yuto Muroki (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) IT2022-47 SIP2022-98 RCS2022-226 |
[more] |
IT2022-47 SIP2022-98 RCS2022-226 pp.102-107 |
IT, RCS, SIP |
2023-01-24 18:15 |
Gunma |
Maebashi Terrsa (Primary: On-site, Secondary: Online) |
A Study on Avdanced Peak Cancellation Signal Generation for PAPR Reduction Using Null Space in MIMO Channel for MIMO-OFDM Signals Jun Saito, Takanori Hara (Tokyo Univ. of Science), Satoshi Suyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) IT2022-48 SIP2022-99 RCS2022-227 |
[more] |
IT2022-48 SIP2022-99 RCS2022-227 pp.108-113 |
IT, RCS, SIP |
2023-01-25 10:25 |
Gunma |
Maebashi Terrsa (Primary: On-site, Secondary: Online) |
Investigations on Low-Complexity User-Specific TRP Selection Method in Downlink Cell-Free MIMO with Partial CSI Hiroki Kato, Takanori Hara (Tokyo Univ. of Science), Satoshi Suyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) IT2022-58 SIP2022-109 RCS2022-237 |
[more] |
IT2022-58 SIP2022-109 RCS2022-237 pp.166-171 |
RCS |
2022-10-27 10:20 |
Ehime |
Ehime University, and online (Primary: On-site, Secondary: Online) |
Investigation on Transmission Power Control in NOMA-Based Random Access with Hierarchically Structured Random Access Identifiers Megumi Asada, Takanori Hara (Tokyo Univ. of Science), Satoshi Suyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2022-130 |
[more] |
RCS2022-130 pp.13-18 |
RCS |
2022-10-27 10:45 |
Ehime |
Ehime University, and online (Primary: On-site, Secondary: Online) |
Investigation of NOMA-Based Highly-Efficient Low-Latency HARQ Method with Inter-Base Station Cooperation for URLLC Ryota Kobayashi, Takanori Hara (Tokyo Univ. of Science), Yasuaki Yuda (Panasonic), Kenichi Higuchi (Tokyo Univ. of Science) RCS2022-131 |
This paper extends our previously reported non-orthogonal multiple access (NOMA)-based high-efficient and low-latency hy... [more] |
RCS2022-131 pp.19-24 |
RCS |
2022-10-28 09:50 |
Ehime |
Ehime University, and online (Primary: On-site, Secondary: Online) |
Investigation of Advanced Transmitter Filtering Method for Random Access with Random Access Identifier Linked Receiver Beamforming Shogo Uchida, Takanori Hara (Tokyo Univ. of Science), Satoshi Suyama (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2022-143 |
[more] |
RCS2022-143 pp.71-76 |
RCS |
2022-06-15 13:20 |
Okinawa |
University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
Complexity-Reduced Channel Estimation Using Comb-Shaped Preamble for Random Access with Transmitter Filtering and Channel Identifier Linked Receiver Beamforming Andrey Bolotov, Takanori Hara, Kenichi Higuchi (Tokyo Univ. of Science) RCS2022-31 |
[more] |
RCS2022-31 pp.43-48 |
RCS |
2022-06-15 13:30 |
Okinawa |
University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
HARQ Using Hierarchical Tree-Structured Random Access Channel Identifiers and Random Retransmission Time Back-Off in NOMA Based Random Access Katsuya Yanai, Takanori Hara (Tokyo Univ. of Science), Nobuhide Nonaka (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2022-32 |
[more] |
RCS2022-32 pp.49-54 |
RCS |
2022-06-15 13:40 |
Okinawa |
University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
Repetition-Based NOMA-HARQ with Adaptive Termination for URLLC Go Takita, Takanori Hara (Tokyo Univ. of Science), Yasuaki Yuda (Panasonic), Kenichi Higuchi (Tokyo Univ. of Science) RCS2022-33 |
[more] |
RCS2022-33 pp.55-60 |
RCS |
2022-06-15 14:05 |
Okinawa |
University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
Peak Cancellation Signal Generation Considering Variance in Signal Power Among Transmitter Antennas in PAPR Reduction Method Using Null Space in MIMO Channel for MIMO-OFDM Signals Jun Saito (Tokyo Univ. of Science), Nobuhide Nonaka (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2022-34 |
[more] |
RCS2022-34 pp.61-66 |