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All Technical Committee Conferences (Searched in: Recent 10 Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS, SIP, IT | 2025-01-29 17:25 |
Yamaguchi | Kaikyou-messe (Yamaguchi, Online) (Primary: On-site, Secondary: Online) |
Throughput Evaluation of Overhead Reduction by UE-initiated Beam Management in Millimeter Wave Band 5G NR Shunsuke Kamiwatari, Shuto Fukue, Noboru Osawa, Masaaki Ito, Takeo Ohseki, Issei Kanno, Hiroyuki Shinbo (KDDI Research)  IT2024-48 SIP2024-87 RCS2024-231 |
In 5G NR beam management, frequent reference signals and beam reporting achieve beam switching that adapts to user mobil... [more] | IT2024-48 SIP2024-87 RCS2024-231 pp.128-133 |
| RCS | 2024-06-21 14:50 |
Okinawa | (Okinawa, Online) (Primary: On-site, Secondary: Online) |
A Study on Characteristic Analysis of Blockage in Millimeter Wave V2X Communication Noboru Osawa, Masaaki Ito, Shunsuke Kamiwatari, Shuto Fukue, Issei Kanno, Hiroyuki Shinbo (KDDI research) RCS2024-83 |
In vehicle-to-everything (V2X) communications used in use cases such as automated driving and remote monitoring, the amo... [more] | RCS2024-83 pp.323-328 |
| RCS | 2023-06-15 17:55 |
Hokkaido | Hokkaido University, and online (Hokkaido, Online) (Primary: On-site, Secondary: Online) |
A Study on AP Antenna Configuration for Cell-Free Massive MIMO with Hybrid Beamforming in the Upper-mid Band. Shunsuke Kamiwatari, Masaaki Ito, Issei Kanno (KDDI Research, Inc.) RCS2023-64 |
Cell-Free massive multi-input multi-output (CF mMIMO) is a candidate foundation for the sixth-generation (6G). In additi... [more] | RCS2023-64 pp.212-217 |
| RCS, SR, SRW (Joint) |
2023-03-03 16:40 |
Tokyo | Tokyo Institute of Technology, and Online (Tokyo, Online) (Primary: On-site, Secondary: Online) |
A Study on Analog Beam Selection and Digital Beam Design for Millimeter-wave Cell-Free Massive MIMO Shunsuke Kamiwatari, Issei Kanno, Yoshiaki Amano (KDDI Research), Kengo Ando, Shuto Fukue, Koji Ishibashi (UEC) RCS2022-297 |
Cell-Free Massive MIMO (CF mMIMO) has gained much attention as one of potential technologies for Beyond 5G (B5G) whereas... [more] | RCS2022-297 pp.261-266 |
| RCS | 2022-10-27 12:30 |
Ehime | Ehime University, and online (Ehime, Online) (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Research Activities for Deploying Cell-Free Massive MIMO Systems Masaaki Ito (KDDI Research/USC), Shunsuke Kamiwatari, Noboru Osawa, Issei Kanno, Yoshiaki Amano (KDDI Research) RCS2022-132 |
In cell-free massive MIMO systems, a massive number of distributed antennas cooperate with each other and communicate wi... [more] | RCS2022-132 p.25 |
| RCS | 2022-06-15 09:55 |
Okinawa | University of the Ryukyus, Senbaru Campus and online (Okinawa, Online) (Primary: On-site, Secondary: Online) |
Simulation Evaluation of Millimeter Wave Cell Free massive MIMO for Realistic Deployment Environment Shunsuke Kamiwatari, Issei Kanno, Takahiro Hayashi, Yoshiaki Amano (KDDI Research, Inc.) RCS2022-25 |
Cell-free massive MIMO (CF mMIMO) is a candidate elemental technology for Beyond 5G. In this paper, we report the result... [more] | RCS2022-25 pp.7-12 |
| RCS, NS (Joint) |
2021-12-16 14:25 |
Nara | Nara-ken Bunka Kaikan and Online (Nara, Online) (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Research activities for realizing Cell Free massive MIMO Issei Kanno, Masaaki Ito, Noboru Osawa, Shunsuke Kamiwatari, Kosuke Yamazaki, Shinji Nimura, Kazuki Tanaka, Ryo Inohara (KDDI Research Inc.) NS2021-98 RCS2021-181 |
[more] | NS2021-98 RCS2021-181 p.13(NS), p.35(RCS) |
| RCS | 2019-10-24 11:50 |
Kanagawa | Yokosuka Research Park (Kanagawa) | A Study on Interference Mitigation Considering Pilot Overhead in TDD Massive MIMO Heterogeneous Networks Shunsuke Kamiwatari, Osamu Muta (Kyushu Univ.) RCS2019-183 |
In a two-tier heterogeneous network (HetNet) , mitigation of interference between the MC and SC (i.e., cross-tier interf... [more] | RCS2019-183 pp.31-36 |
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