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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 117  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
RCS, NS
(Joint)
2022-12-15
11:40
Aichi Nagoya Institute of Technology, and Online
(Primary: On-site, Secondary: Online)
Evaluation of MMSE Postcoding Schemes for Reducing Inter-cluster-interference in A Cellular Distributed MU-MIMO System
Ryo Takahashi, Hidenori Matsuo, Fumiyuki Adachi (Tohoku Univ.)
(To be available after the conference date) [more]
RCS 2022-10-27
12:30
Ehime Ehime University, and 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
SAT, RCS
(Joint)
2022-08-25
11:15
Hokkaido
(Primary: On-site, Secondary: Online)
Channel Segregation and Multi-Subband Assignment for Inter-Cell Interference Coordination in Ultra-dense RAN
Hidenori Matsuo, Ryo Takahashi, Fumiyuki Adachi (Tohoku Univ.) RCS2022-100
Ultra-high-density radio access network (RAN) with many distributed antennas in a base station area (cell) are considere... [more] RCS2022-100
pp.18-23
RCS 2022-04-22
10:55
Osaka Osaka University, and online
(Primary: On-site, Secondary: Online)
Capacity-Fairness Tradeoff-aware Optimal Power Allocation for Cluster-wise Distributed MU-MIMO System
Sijie Xia, Chang Ge, Qiang Chen, Fumiyuki Adachi (Tohoku Univ.) RCS2022-7
According to the ever-increasing mobile data traffic, ultra-dense distributed antenna system is recommended to support t... [more] RCS2022-7
pp.30-34
RCS, SR, SRW
(Joint)
2022-03-02
15:20
Online Online Cellular Distributed MU-MIMO Communication System -- Architecture Design and Interference Countermeasure --
Fumiyuki Adachi, Ryo Takahashi, Hidenori Matsuo, Sijie Xia, Chang Ge, Qiang Chen (Tohoku U.) RCS2021-269
In ultra-dense mobile radio communication systems, severe co-channel interference is produced by reusing the same radio ... [more] RCS2021-269
pp.96-101
RCS, SIP, IT 2022-01-21
13:30
Online Online Improved Adaptive Interference/Radio Resource Management for 5G Advanced Ultra-dense RAN
Ryo Takahashi, Hidenori Matsuo, Fumiyuki Adachi (Tohoku Univ.) IT2021-77 SIP2021-85 RCS2021-245
In order to solve an interference problem in multi-user MIMO (MU-MIMO) systems using distributed antennas, the authors h... [more] IT2021-77 SIP2021-85 RCS2021-245
pp.276-281
AP, RCS
(Joint)
2021-11-11
09:55
Nagasaki NBC-Bekkan (Nagasaki)
(Primary: On-site, Secondary: Online)
On Power Allocation Strategy for Realistic Cellular Structured Cluster-wise Distributed MU-MIMO System
Sijie Xia, Chang Ge, Qiang Chen, Fumiyuki Adachi (Tohoku Univ.) RCS2021-157
With the demanding of higher capacity and higher data rate services in 5G-advanced systems, distributed multi-user multi... [more] RCS2021-157
pp.75-79
RCS 2021-10-21
13:25
Online Online A New Beam Search Based on Combination History of Selected Beams among Antennas for Distributed Antenna System
Shuki Wai, Tatsuhiko Iwakuni, Takuto Arai, Daisei Uchida, Naoki Kita (NTT) RCS2021-123
Distributed antenna system using high-frequency bands such as millimeter-wave and sub-terahertz is expected to be one of... [more] RCS2021-123
pp.31-36
AP, SANE, SAT
(Joint)
2021-07-30
14:30
Online Online [Invited Lecture] Visibility Analysis in a Human Body Shadowing Environment and Distributed Antenna Installations for Millimeter and Terahelz Wave Mobile Communications
Naoki Kita, Yushi Shirato, Daisei Uchida (NTT), Koji Yamamoto (Kyoto Univ.) AP2021-45
Development ofmmWave or higher frequency bands where rich frequency bandwidth resources are available is widely discusse... [more] AP2021-45
pp.120-125
RCS, SR, NS, SeMI, RCC
(Joint)
2021-07-14
09:25
Online Online On Cellular Structure for Ultra-dense Distributed Antenna-based 5G-advanced Systems
Sijie Xia, Chang Ge, Ryo Takahashi, Qiang Chen, Fumiyuki Adachi (Tohoku Univ.) RCS2021-78
Compared with the traditional cellular structure based on centralized antennas, the distributed antenna-based cellular s... [more] RCS2021-78
pp.7-12
WPT 2021-03-04
13:45
Online Online Electromagnetic Energy Distribution nearby Distributed Microwave WPT System
Yuki Tanaka, Kazuki Kanai, Ryosuke Hasaba, Hirosi Sato, Takuma Ikeda, Manabu Gokan, Shoichi Kajiwara, Hiroyuki Tani, Yoshio Koyanagi (Panasonic) WPT2020-37
(To be available after the conference date) [more] WPT2020-37
pp.20-25
NS, RCS
(Joint)
2020-12-18
13:25
Online Online [Invited Lecture] Distributed Antenna Systemes using High-Frequency-Band targeting 6G Wireless Networks
Daisei Uchida, Tatsuhiko Iwakuni, Naoki Kita, Takeshi Onizawa (NTT), Yoshihisa Kishiyama, Satoshi Suyama, Satoshi Nagata, Takahiro Asai (docomo) NS2020-101 RCS2020-148
High-Speed and broadband network transformation is needed for multi-points collecting sensing data and distributing movi... [more] NS2020-101 RCS2020-148
pp.73-78
IN, RCS, NV
(Joint)
2020-05-21
10:50
Online Online A study of Inter-Cell Interference Coordination for Ultra-dense RAN in 5G Advanced Systems
Hidenori Matsuo, Ryo Takahashi, Fumiyuki Adachi (Tohoku Univ.) RCS2020-12
Ultra-dense radio access network (RAN) consisting of a large number of distributed antennas can improve the coverage and... [more] RCS2020-12
pp.13-18
RCS, SR, SRW
(Joint)
2020-03-04
10:00
Tokyo Tokyo Institute of Technology
(Cancelled but technical report was issued)
Joint Multilayered User Clustering and Scheduling for Ultra-dense RAN in 5G Advanced Systems
Ryo Takahashi, Hidenori Matsuo, Fumiyuki Adachi (Tohoku Univ.) RCS2019-323
Ultra-dense radio access network (RAN) consisting of a large number of distributed antennas can improve the coverage and... [more] RCS2019-323
pp.19-24
RCS, SR, SRW
(Joint)
2020-03-06
09:20
Tokyo Tokyo Institute of Technology
(Cancelled but technical report was issued)
A Performance Evaluation on Effects of Propagation Delay Difference in a Base-Station-Cooperative System
Masaaki Ito, Issei Kanno, Takeo Ohseki, Kosuke Yamazaki (KDDI Research) RCS2019-384
Cell-free massive MIMO is paid attention to for the post-5G (or 6G) cellular system. It is expected to increase user dat... [more] RCS2019-384
pp.329-334
AP 2020-02-20
13:30
Shizuoka Shizuoka Univ. Hamamatsu Campus [Invited Lecture] Downlink Performance and Signal Reception Characteristics using Distributed Vehicle Glass Mounted Antenna for 28 GHz Band in Urban Environment
Minoru Inomata, Tetsuro Imai, Daisuke Kitayama, Takahiro Asai (NTT DOCOMO, INC), Hideaki shoji, Shoichi Takeuchi, Kiyoshi Nobuoka, Toshiki Sayama, Takeshi Motegi, Osamu Kagaya (AGC) AP2019-181
In fifth generation mobile communications system (5G), 28 GHz band is used and the application for cellular-V2X using 5G... [more] AP2019-181
pp.1-6
RCS 2019-06-20
11:30
Okinawa Miyakojima Hirara Port Terminal Building User Allocation with Round-Robin Scheduling Sequence for Distributed Antenna System
Go Otsuru, Yukitoshi Sanada (Keio Univ.) RCS2019-74
One of key technologies in the fifth generation mobile communications is a distributed antenna system (DAS). In the DAS ... [more] RCS2019-74
pp.227-232
RCS 2019-06-21
16:25
Okinawa Miyakojima Hirara Port Terminal Building Experimental Study of High-Capacity Technologies for 5G Ultra High-Density Distributed Antenna Systems -- Verification of coordinated radio resource scheduling algorithm in up to 32 multi-stream transmission --
Takaharu Kobayashi, Shinya Kumagai, Masafumi Tsutsui, Chiyoshi Akiyama, Takashi Dateki, Hiroyuki Seki, Morihiko Minowa (Fujitsu), Tatsuki Okuyama, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (DOCOMO) RCS2019-99
In 5G mobile communication systems, an effective high-capacity technology is expected by using high-density small cells.... [more] RCS2019-99
pp.365-370
RCS 2019-04-18
11:45
Hokkaido Noboribetsu Grand Hotel Experimental evaluation of wireless LAN with distributed smart antenna system on a train
Koichi Ishihara, Masayoshi Nabeshima, Takafumi Hayashi, Yasushi Takatori (NTT), Kazushi Muraoka, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2019-6
We have proposed a distributed smart antenna system (D-SAS) for wireless LAN, which suppresses the interference among OB... [more] RCS2019-6
pp.29-34
RCS, SR, SRW
(Joint)
2019-03-06
11:20
Kanagawa YRP [Encouragement Talk] Impact of Antenna Arrangement on Theoretical System Capacity of MU-MIMO in the Presence of Terminal Mobility
Hirofumi Suganuma, Yukiko Shimbo (Waseda Univ.), Hiromichi Tomeba, Takashi Onodera (Sharp), Fumiaki Maehara (Waseda Univ.) RCS2018-287
(To be available after the conference date) [more] RCS2018-287
pp.31-36
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