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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP | 2024-03-14 10:25 |
Fukui | UNIVERSITY OF FUKUI (Primary: On-site, Secondary: Online) |
Direction of arrival estimation using neural networks and Uniform Cross Array for LoS-MIMO transmission Motoshi Tawada, Yoshichika Ohta (SoftBank)  AP2023-202 |
The feeder link between the fixed ground station and the HAPS requires high capacity to accommodate the traffic of termi... [more] | AP2023-202 pp.7-10 |
| RCS, SR, SRW (Joint) |
2024-03-13 09:55 |
Tokyo | The University of Tokyo (Hongo Campus), and online (Primary: On-site, Secondary: Online) |
User Scheduling based on Expanded Null-Space for Massive MIMO Yuki Sasaki (Tokyo Univ. of Scince), Kabuto Arai (The Univ. of Electro-Communications), Jin Nakazato (UTokyo), Kazuki Maruta (Tokyo Univ. of Scince) RCS2023-250 |
This paper proposes a user scheduling scheme for multi-user massive MIMO (MU-mMIMO), particularly effective in time-vary... [more] | RCS2023-250 pp.1-6 |
| AP, RCS (Joint) |
2023-11-16 09:30 |
Kumamoto | Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Relaying achieving high-capacity and low-latency data transmission in millimeter wave bands (*) Masahiro Takigawa, Ryochi Kataoka, Issei Kanno, Yoji Kishi (KDDI Research) AP2023-140 RCS2023-163 |
This paper introduces our efforts to realize high capacity and low latency data transmission. Millimeter wave bands such... [more] | AP2023-140 RCS2023-163 p.59(AP), p.63(RCS) |
| 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 |
| SIS, ITE-BCT | 2023-10-12 14:20 |
Yamaguchi | HISTORIA UBE (Primary: On-site, Secondary: Online) |
Prototype of 2x4 MIMO SC-FDE Modem for Large-capacity Transmission using Millimeter-wave Band Yoshifumi Matsusaki, Fumiya Yamagishi, Takayuki Nakagawa, Naohiko Iai, Tsuyoshi Nakatogawa (NHK) |
We have been conducting research and development on a wireless transmission scheme using 42-GHz band in millimeter waves... [more] | |
| MIKA (3rd) |
2023-10-10 15:35 |
Okinawa | Okinawa Jichikaikan (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Wireless Transmission Experiment of 360-degree Video Using Millimeter Waves
-- For Realistic and Immersive Content Production -- Nobuaki Tanaka, Yoshifumi Matsusaki, Fumiya Yamagishi, Fumito Ito, Takayuki Nakagawa, Naohiko Iai, Tsuyoshi Nakatogawa (NHK) |
Authors have been conducting research and development on a wireless transmission scheme using 42-GHz band in millimeter ... [more] | |
| MIKA (3rd) |
2023-10-11 14:30 |
Okinawa | Okinawa Jichikaikan (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Performance Evaluation of collaborative MIMO Transmission Considering Overhead Rena Kurokawa, Haruya Ikeda, Kazuki Maruta (Tokyo Univ. of Science) |
Terminal collaborative Multiple-Input Multiple-Output (MIMO) transmission technology has been proposed as an advanced fo... [more] | |
| OFT, OCS, LSJ (Joint) [detail] |
2023-08-25 11:20 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Real-time 114-SDM transmission over a 6-mode 19-core fiber using real-time MIMO DSP Shohei Beppu (KDDI Research), Masahiro Kikuta, Masahiro Shigihara (NEC Platforms), Koji Igarashi (Osaka University), Daiki Soma, Yuta Wakayama, Noboru Yoshikane (KDDI Research) OCS2023-25 |
Space-division multiplexing (SDM) transmission systems, in which multiple channels with different spatial paths are mult... [more] | OCS2023-25 pp.33-38 |
| SRW, MICT, WBS | 2023-07-20 11:25 |
Niigata | Niigata Univ. TOKIMATE (Primary: On-site, Secondary: Online) |
A Study on Orthogonal Directional MIMO Transmission by Using Dipole Antenna Array with Different Element Lengths Maki Arai (Tokyo Univ. of Science) WBS2023-14 SRW2023-12 MICT2023-11 |
To increase the channel capacity of wireless communications, a MIMO (Multiple-Input Multiple-Output) technology is impor... [more] | WBS2023-14 SRW2023-12 MICT2023-11 pp.7-12 |
| SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-13 14:15 |
Osaka | Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
A configuration for overloaded MU-MIMO systems Kazuki Miyata, Satoshi Denno, Yafei Hou (Okayama Univ.) RCS2023-94 |
In this report, we consider overload communication in MU-MIMO systems in order to further increase the capacity of downl... [more] | RCS2023-94 pp.76-81 |
| MICT, WBS, RCC, SAT (Joint) [detail] |
2023-05-26 09:50 |
Tokyo | TOKYO BIG SIGHT (Primary: On-site, Secondary: Online) |
LEO-MIMO Antenna Configuration of Satellite/Gateway for High Channel Capacity Daisuke Goto, Koyo Tategami, Kiyohiko Itokawa, Fumihiro Yamashita (NTT) SAT2023-6 MICT2023-6 |
In this paper, we propose low earth orbit satellite (LEO) communications using Muti-input / Multi-output (MIMO), called ... [more] | SAT2023-6 MICT2023-6 pp.26-31 |
| RCS, SR, SRW (Joint) |
2023-03-03 09:25 |
Tokyo | Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
A Study on Rank Adaptation of MIMO Transmission Using Probabilistic Interference Arrival Information Yusuke Okumoto, Takayuki Matsumuro, Kazuto Yano, Toshikazu Sakano (ATR) RCS2022-285 |
Rank adaptation for MIMO transmission is important for robust transmission in the presence of arriving interference. How... [more] | RCS2022-285 pp.207-212 |
| AP | 2023-02-15 13:50 |
Miyagi | Tohoku University, Aobayama Campus (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Design and Analysis of LoS-MIMO System with Uniform Cross Array Composed of Dual-polarized Antennas Motoshi Tawada, Yoshichika Ohta, Atsushi Nagate (SoftBank) AP2022-204 |
Research and development of communication services using radios and antennas mounted on vehicles, unmanned aerial vehicl... [more] | AP2022-204 pp.40-45 |
| RCS, NS (Joint) |
2022-12-15 13:45 |
Aichi | Nagoya Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
A Study on High-Capacity UL communication in Relay systems with UAV Kazuyuki Ozaki, Shunsuke Fujio, Kazuo Shirakawa, Kenichi Nishikawa (Fujitsu) NS2022-134 RCS2022-191 |
In a mobile radio communication system using high frequency bands such as millimeter wave band and quasi-terahertz band ... [more] | NS2022-134 RCS2022-191 pp.34-39(NS), pp.37-42(RCS) |
| SRW, SeMI, CNR (Joint) |
2022-11-24 13:40 |
Tochigi | Epinard Nasu (Primary: On-site, Secondary: Online) |
A Study on Multiuser Wireless Powered MIMO Relay Transmission with Interference Keita Hayashi, Shigenobu Sasaki (Niigata Univ) SRW2022-18 |
In this paper, multiuser wireless powered MIMO relay transmission is investigated for potential wireless sensor networks... [more] | SRW2022-18 pp.13-18 |
| RCS, AP, UWT (Joint) |
2022-11-16 14:55 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
LoS-MIMO Transmission Experiment Using Dual-polarized Antennas. Motoshi Tawada, Yoshichika Ohta, Atsushi Nagate (SoftBank) AP2022-163 |
Research and development of communication services using radios and antennas mounted on vehicles, UAVs, HAPS, and other ... [more] | AP2022-163 pp.91-96 |
| RCS, AP, UWT (Joint) |
2022-11-17 10:20 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
A study on relaying achieving low latency and high capacity in the millimeter wave bands Masahiro Takigawa, Ryochi Kataoka, Takeo Ohseki, Taishi Watanabe, Yoshiaki Amano (KDDI Research, Inc.) RCS2022-176 |
This paper evaluates the link-level throughput characteristics when Line-of-Sight MIMO(LoS-MIMO) is applied between a re... [more] | RCS2022-176 pp.124-129 |
| OPE, OCS, LQE | 2022-10-20 14:45 |
Ehime | (Primary: On-site, Secondary: Online) |
Study of MIMO Optical Wireless Communication System Using Maximum Likelihood Estimation Kouki Seitaibashi, Shiro Ryu (Meiji Univ.) OCS2022-20 OPE2022-66 LQE2022-29 |
The development of Internet technologies such as smartphones and computers has created congestion on mobile networks and... [more] | OCS2022-20 OPE2022-66 LQE2022-29 pp.16-21 |
| AP | 2022-10-19 12:20 |
Gifu | GIFU CITY CULTURE CENTER (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Research of Millimeter-wave Band Waveguide Slot Array Antenna for Increasing Transmission Capacity in Two-dimensional Quadrature Multiplex Transmission in Rectangular Coordinate System Masashi Fujishiro, Jiro Hirokawa, Takashi Tomura (TokyoTech) AP2022-119 |
One type of MIMO is rectangular-coordinate two-dimensional multiplex transmission (ROM transmission). In this study, we ... [more] | AP2022-119 pp.105-108 |
| AP | 2022-08-19 13:25 |
Tochigi | Tochigi Prefecture Industrial Center (Primary: On-site, Secondary: Online) |
A Study on Robust LoS-MIMO Transmission in HAPS Feeder Link Motoshi Tawada, Yoshichika Ohta, Atsushi Nagate (Softbank) AP2022-68 |
In line of sight multiple input multiple output (LoS-MIMO) transmission in a feeder link, which involves communication b... [more] | AP2022-68 pp.23-28 |
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