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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS | 2023-10-20 15:15 |
Kagawa | Kagawa University (Saiwai-cho Campus), and online (Primary: On-site, Secondary: Online) |
Application of Joint Transmit-Receive Diversity to A Cellular Distributed MU-MIMO System Ryo Takahashi (PSNRD), Hidenori Matsuo (Panasonic Holdings), Fumiyuki Adachi (Tohoku Univ.)  RCS2023-148 |
Cellular distributed multiuser MIMO (MU-MIMO) is a cellular system in which a wide communication service area is divided... [more] | RCS2023-148 pp.90-95 |
| IN, NS (Joint) |
2023-03-02 10:00 |
Okinawa | Okinawa Convention Centre + Online (Primary: On-site, Secondary: Online) |
Higher throughput Ad Hoc Networks considering Stand Density in a Forest Kotaro Inaoka, Tutomu Murase (Nagoya Univ.) IN2022-69 |
We create a IEEE802.11 Ad Hoc Networks from points where LTE/5G signals are available in order to ensure high throughput... [more] | IN2022-69 pp.22-27 |
| SRW, SeMI, CNR (Joint) |
2022-11-25 15:05 |
Tochigi | Epinard Nasu (Primary: On-site, Secondary: Online) |
[Poster Presentation]
A Study on Base Station Selection Method Employing Antenna Height and User Position in Millimeter-wave Communications Gen Hosoi, Mitsumasa Nitta, Shuhei Saito, Hirofumi Suganuma, Fumiaki Maehara (Waseda Univ.) SRW2022-34 SeMI2022-69 CNR2022-27 |
This report investigates the effectiveness of a low-complexity blockage mitigation method employing information about th... [more] | SRW2022-34 SeMI2022-69 CNR2022-27 pp.58-59(SRW), pp.74-75(SeMI), pp.43-44(CNR) |
| SAT, RCS (Joint) |
2022-08-25 11:40 |
Hokkaido | (Primary: On-site, Secondary: Online) |
A Study on Computational Complexity Reduction of Pre/Postcoding in User-Cluster-Centric CF-mMIMO Ryo Takahashi, Hidenori Matsuo, Sijie Xia, Qiang Chen, Fumiyuki Adachi (Tohoku Univ.) RCS2022-101 |
Cell-Free massive MIMO (CF-mMIMO), which cooperatively utilizes a large number of antennas deployed over a wide communic... [more] | RCS2022-101 pp.24-29 |
| RCS | 2022-06-15 10:20 |
Okinawa | University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
A Study on Uplink Postcoding in User-Centric and User-Cluster-Centric CF-mMIMO Ryo Takahashi, Hidenori Matsuo, Sijie Xia, Qiang Chen, Fumiyuki Adachi (Tohoku Univ.) RCS2022-26 |
Cell-Free massive MIMO (CF-mMIMO), which cooperatively utilizes a large number of antennas deployed over a wide communic... [more] | RCS2022-26 pp.13-18 |
| AP, RCS (Joint) |
2021-11-12 13:35 |
Nagasaki | NBC-Bekkan (Nagasaki) (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Examination of user selection method by simple channel capacity estimation using determinant in Coordinated MU-MIMO Shotaro Sasaki, Mitoshi Fujimoto (Univ. Fukui) AP2021-127 RCS2021-173 |
In this report, a user selection method based on determinant considering interference between base stations is proposed.... [more] | AP2021-127 RCS2021-173 pp.137-141(AP), pp.159-163(RCS) |
| MIKA (3rd) |
2021-10-28 10:30 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Poster Presentation]
A Study on Area Clustering for UAV-Based Mobile User Density Estimation Kaisei Neichi, Takahiro Matsuda (TMU) |
Mobile networks using UAV base stations have been investigated for the purpose of offloading traffic that is concentrate... [more] | |
| SeMI, IPSJ-MBL, IPSJ-DPS, IPSJ-ITS | 2021-05-28 09:15 |
Online | Online | Flight Method Considering Non-Uniform User Distributions in Wireless Relay Networks Using Drones Hiroyuki Asano, Hiraku Okada, Chedlia Ben Naila, Masaaki Katayama (Nagoya Univ.) SeMI2021-7 |
A wireless relay network, which is a temporary communication system using drones in the sky, has been proposed to delive... [more] | SeMI2021-7 pp.33-38 |
| IN, CCS (Joint) |
2020-08-03 11:15 |
Online | Online | User-Density Dependent Autonomous Clustering for MANET Rio Kawasaki (Tokyo Metropolitan Univ.), Chisa Takano (Hiroshima City Univ.), Masaki Aida (Tokyo Metropolitan Univ.) IN2020-12 |
Hierarchical routing is required for scalable route control in MANET, and the technology of autonomous distributed clust... [more] | IN2020-12 pp.19-24 |
| CS | 2019-11-01 09:20 |
Kagoshima | Kirishima-Hotel | Mobile Terminal Collaborated MIMO Communications Exploiting Higher-Frequency Bands Hidekazu Murata (Kyoto Univ.) CS2019-66 |
Mobile terminal collaborated multiple-input multiple-output (MIMO) reception is a form of distributed MIMO transmission,... [more] | CS2019-66 pp.21-26 |
| 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 |
| IN, NS (Joint) |
2019-03-04 10:10 |
Okinawa | Okinawa Convention Center | User-Density Dependent Autonomous Clustering for MANET Based on the Laplace Equation Rio Kawasaki (Tokyo Metropolitan Univ.), Chisa Takano (Hiroshima City Univ.), Masaki Aida (Tokyo Metropolitan Univ.) IN2018-101 |
In MANET, hierarchical routing by autonomous clustering has been studied. It is important in particular to take user mo... [more] |
IN2018-101 pp.103-108 |
| RCS | 2018-10-19 13:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Invited Lecture]
Experimental Activities for 5G Ultra High-Density Distributed Antenna Systems using Real-time Transmission System Takashi Seyama, Teppei Oyama, Takashi Dateki, Hiroyuki Seki, Morihiko Minowa (FUJITSU) RCS2018-171 |
Mobile data traffic is rapidly increasing along with the popularization of smartphone. In order to accommodate the mobil... [more] | RCS2018-171 p.113 |
| RCS, SR, SRW (Joint) |
2018-02-28 15:20 |
Kanagawa | YRP | Algorithm Study of High-Capacity Technologies for 5G Ultra High-Density Distributed Antenna Systems
-- UE Scheduling Prioritizing High-Speed UEs in Small-Delay Slots from Channel Estimation Timing -- Takashi Seyama, Shinya Kumagai, Teppei Oyama, Daisuke Jitsukawa, Takashi Dateki (FUJITSU), Koji Matsuyama (FUJITSU LABORATORIES), Hiroyuki Seki, Morihiko Minowa (FUJITSU) RCS2017-337 |
In fifth generation mobile communication systems, enhancement of spectral efficiency per unit area by increasing the den... [more] | RCS2017-337 pp.113-118 |
| RCS, SR, SRW (Joint) |
2018-02-28 16:00 |
Kanagawa | YRP | Experimental Study of High-Capacity Technologies for 5G Ultra High-Density Distributed Antenna Systems
-- Performance Evaluation at Urban Area for Wideband Coordinated MU-MIMO in Field Experiment -- Masafumi Tsutsui, Takashi Dateki, Hiroyuki Seki, Morihiko Minowa (Fujitsu), Chiyoshi Akiyama, Kotaro Shiizaki (Fujitsu Labs), Tatsuki Okuyama, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2017-339 |
In 5G mobile communication systems, an effective high-capacity technology is expected by using high-density small cells.... [more] | RCS2017-339 pp.125-130 |
| RCS, SR, SRW (Joint) |
2018-03-01 10:50 |
Kanagawa | YRP | Performance comparison of multi-user shared multiple access (MUSA) transmission scheme in uplink fading channels Eiji Okamoto (NITech), Manabu Mikami, Hitoshi Yoshino (SoftBank) RCS2017-365 |
In the fifth generation mobile communications system (5G), as a realizing technology for accommodating the wireless conn... [more] | RCS2017-365 pp.259-264 |
| RCS, SR, SRW (Joint) |
2018-03-02 16:05 |
Kanagawa | YRP | Experimental Study of User Collaborated Reception Using PCM and AF Inter-terminal Communications Exploiting Higher-Frequency Bands Tatsuki Chiba, Murata Hidekazu (Kyoto Univ.) RCS2017-390 |
Multi-user multiple-input multiple-output (MU-MIMO) systems with precoding have been studied intensively. However, those... [more] | RCS2017-390 pp.393-397 |
| AP (2nd) |
2017-06-28 - 2017-06-30 |
Hokkaido | Hokkaido University | [Poster Presentation]
Performance evaluation on uplink MU-MIMO selecting distributed antennas with wideband signals Soichi Ito, Sho Yoshida, Kentaro Nishimori (Niigata Univ.), Tomoki Murakami, Koichi Ishihara, Yasushi Takatori (NTT) |
Uplink MU-MIMO techniques achieve the high frequency efficiency. However, it is known that the frequency efficiency depe... [more] | |
| RCS | 2017-06-21 16:10 |
Okinawa | Ishigaki Shoukou Kaikan | Experimental Study of High-Capacity Technologies for 5G Ultra High-Density Distributed Antenna Systems
-- Performance Comparison between Low SHF and High SHF Band in Field Experiment of Wideband Coordinated MU-MIMO -- Masafumi Tsutsui, Takashi Dateki, Hiroyuki Seki, Morihiko Minowa (Fujitsu), Chiyoshi Akiyama, Kotaro Shiizaki (Fujitsu Labs), Tatsuki Okuyama, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2017-57 |
In 5G mobile communication systems, an effective high-capacity technology is expected by using high-density small cells.... [more] | RCS2017-57 pp.43-48 |
| RCS | 2017-06-22 11:30 |
Okinawa | Ishigaki Shoukou Kaikan | A Study on Placements of Distributed Antenna Arrays in an Indoor Multi-User Massive MIMO System Yuya Suzuki, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.) RCS2017-71 |
In the 5th generation mobile communication system (5G), in order to realize high-speed and large capacity transmission, ... [more] | RCS2017-71 pp.127-132 |
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