Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
RCS |
2024-06-19 14:35 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Autonomous Decentralized User Association Method to Maximize System-Level Throughout Satisfaction Rate in Co-existing Networks with HAPS and Terrestrial BSs Shoki Ikeda, Takanori Hara, Kenichi Higuchi (Tokyo Univ. of Science) |
[more] |
|
RCS |
2024-06-19 14:45 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Inter-Network Interference Coordination Using Protected Band in Co-existing Networks with HAPS and Terrestrial BSs Ryotaro Tsutsui, Takanori Hara, Kenichi Higuchi (Tokyo Univ. of Science) |
[more] |
|
RCS |
2024-06-19 14:55 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Frequency Block-Dependent Base Station Sleep Control Based on Distributed DQN for Improving Energy Efficiency Both in Up and Downlinks Yuma Shishido, Takanori Hara, Kenichi Higuchi (Tokyo Univ. of Science) |
[more] |
|
RCS |
2024-06-19 15:05 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Autonomous Decentralized TRP Group Selection Method to Maximize System Throughput in Downlink Distributed MIMO Koki Maeda, Takanori Hara, Kenichi Higuchi (Tokyo Univ. of Science) |
[more] |
|
RCS |
2024-06-19 15:15 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Autonomous Decentralized TRP Group Selection with Bandwidth Allocation Among TRP Groups in Downlink Distributed MIMO with Overlapped TRP Group Configuration Yuta Yagi, Takanori Hara, Kenichi Higuchi (Tokyo Univ. of Science) |
[more] |
|
RCS |
2024-06-19 15:25 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Beam Selection Method Based on Horizontal-and-Vertical Angle-Domain Adaptive Beam Grouping for Massive MIMO Analog Beamforming Using NOMA in Cellular Downlink Azusa Matsumoto, Takanori Hara, Kenichi Higuchi (Tokyo Univ. of Science) |
[more] |
|
RCS |
2024-06-19 15:45 |
Okinawa |
(Primary: On-site, Secondary: Online) |
A Study on Channel Estimation for OTFS Transmission in the Presence of Fractional Doppler Masahiro Maruyama, Takanori Hara, Kenichi Higuchi (TUS) |
[more] |
|
RCS |
2024-06-19 15:55 |
Okinawa |
(Primary: On-site, Secondary: Online) |
A Study on Active User Detection for Grant-Free Access Based on Independent Component Analysis Mitsutoshi Nakata, Takanori Hara, Kenichi Higuchi (TUS) |
[more] |
|
RCS |
2024-06-20 15:15 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Differential Modulation for Non-coherent Grant-free NOMA in the Presence of Timing Offsets Eiji Yoshimura, Takanori Hara (TUS), Kohei Ueda, Koji Ishibashi (UEC), Kenichi Higuchi (TUS) |
[more] |
|
RCS |
2024-06-20 15:40 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Adaptive Interference Control among Spatial Streams Based on Difference in Eigenvalues for PAPR Reduction in Uplink Eigenmode Massive MIMO Transmission Yuta Abekura, Takanori Hara, Kenichi Higuchi (Tokyo Univ. of Science) |
[more] |
|
IN, RCS, NV (Joint) |
2024-05-31 15:05 |
Fukuoka |
Fukuoka University |
[Encouragement Talk]
NOMA-Based Highly-Efficient Low-Latency HARQ Method with Inter-Base Station Cooperation for URLLC Kenichi Higuchi, Ryota Kobayashi, Takanori Hara (Tokyo Univ. of Science), Yasuaki Yuda (Panasonic Holdings) |
(To be available after the conference date) [more] |
|
RCS |
2024-04-26 10:20 |
Hiroshima |
(Primary: On-site, Secondary: Online) |
Extended Angle-Domain Beam Grouping-Based Beam Selection for Massive MIMO Analog Beamforming Using NOMA in Cellular Downlink Nobuhide Nonaka, Kenichi Higuchi (Tokyo Univ. of Science) RCS2024-8 |
[more] |
RCS2024-8 pp.38-45 |
SIP, IT, RCS |
2024-01-19 14:55 |
Miyagi |
(Primary: On-site, Secondary: Online) |
Performance of the Joint PAPR Reduction Method Using Null Space in Channel for MIMO-OFDM Signals and Predistortion Techniques in Multiple-Antenna AF-type Relay Transmission Asuka Kakehashi, Kenichi Higuchi (Tokyo Univ. of Science) IT2023-69 SIP2023-102 RCS2023-244 |
The combination of the peak-to-average power ratio (PAPR) reduction and predistortion (PD) technique removes the nonline... [more] |
IT2023-69 SIP2023-102 RCS2023-244 pp.211-216 |
AP, RCS (Joint) |
2023-11-15 10:00 |
Kumamoto |
Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
Peak Cancellation Signal-Based Parallel PAPR Reducton Method Using Low-Dimensional Null Space in Massive MIMO-OFDM Transmission Jun Saito, Takanori Hara, Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-151 |
[more] |
RCS2023-151 pp.1-6 |
AP, RCS (Joint) |
2023-11-15 10:25 |
Kumamoto |
Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
Beam Selection Based on Angle-Domain Beam Grouping for Massive MIMO Analog Beamforming Using NOMA in Cellular Downlink Nobuhide Nonaka, Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-152 |
In this paper, we introduce non-orthogonal multiple access (NOMA) into the massive multiple-input multiple-output (MIMO)... [more] |
RCS2023-152 pp.7-12 |
RCS |
2023-10-20 15:40 |
Kagawa |
Kagawa University (Saiwai-cho Campus), and online (Primary: On-site, Secondary: Online) |
Investigations on Low-Complexity User-Specific TRP Selection Method in Downlink Distributed MIMO with Channel Estimation Errors Hiroki Kato, Takanori Hara, Kenichi Higuchi (TUS) RCS2023-149 |
In this paper, we propose a computationally-efficient method for user equipment (UE)-specific transmission reception poi... [more] |
RCS2023-149 pp.96-101 |
SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-12 10:00 |
Osaka |
Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
Scalable Clustering Method in Downlink Cell-Free MIMO Using Layered Partially Non-orthogonal ZF-Based Beamforming Daisuke Ishii, Takanori Hara, Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-79 |
In this paper, we investigate a method for clustering UE-specific transmission TRPs in downlink cell-free multi-input mu... [more] |
RCS2023-79 pp.1-6 |
SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-13 09:50 |
Osaka |
Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
Compressed Sensing-Based Active User Detection for Random Access with Transmitter Filtering and Channel Identifier Linked Receiver Beamforming Hiroki Fujimoto, Takanori Hara, Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-87 |
This paper investigates compressed sensing-based active user detection methods for random access using transmitter filt... [more] |
RCS2023-87 pp.39-44 |
SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-13 10:15 |
Osaka |
Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
NOMA-HARQ with Adaptive Termination Based on Early Decision Using Channel State Information for URLLC Go Takita, Takanori Hara (Tokyo Univ. of Science), Yasuaki Yuda (Panasonic), Kenichi Higuchi (Tokyo Univ. of Science) RCS2023-88 |
This paper extends our previously reported a repetition-based low-latency non-orthogonal multiple access (NOMA)- hybrid ... [more] |
RCS2023-88 pp.45-50 |
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 |