Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
RCS |
2023-06-14 10:10 |
Hokkaido |
Hokkaido University, and online (Primary: On-site, Secondary: Online) |
A Study on performance improvement of uplink multi user radio encypted MIMO transmission scheme using accurate probability calculation Seiya Yamashita, Yuki Mori, Ryo Tozawa, Eiji Okamoto (NITech), Tetsuya Yamamoto (Panasonic) RCS2023-32 |
Multi-user MIMO (MU-MIMO) is known as an effective multiple access method, and we have previously proposed a multi-user ... [more] |
RCS2023-32 pp.25-30 |
RCS, AP, UWT (Joint) |
2022-11-15 10:20 |
Fukuoka |
Kyushu University, and Online (Primary: On-site, Secondary: Online) |
A Study on Performance Improvement of Uplink Multi-User Chaos MIMO Transmission Scheme Kenta Kato, Keisuke Asano, Takumi Abe, Yuki Mori, Eiji Okamoto (NIT), Tetsuya Yamamoto (Panasonic) RCS2022-157 |
Internet of things (IoT) terminals have spread rapidly in recent years, and multi-user multiple-input multiple-output (M... [more] |
RCS2022-157 pp.13-18 |
RCS |
2021-04-22 11:20 |
Online |
Online |
A Study on Impact of User-side Fading Correlation on Multi-user Joint Transmit/Receive Diversity Fumiyuki Adachi, Ryo Takahashi (Tohoku Univ.) RCS2021-3 |
Multi-user joint transmit/receive diversity (JTRD) is able to perform multiuser multiplexing while achieving spatial div... [more] |
RCS2021-3 pp.11-16 |
SIP, IT, RCS |
2021-01-21 14:00 |
Online |
Online |
A Study of Pilot Assignment Optimization Based on Statistical Beam Selection for Large Multi-User MIMO Yuichi Ochi, Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) IT2020-78 SIP2020-56 RCS2020-169 |
We propose a novel pilot assignment optimization scheme based on statistical beam selection for significant pilot overhe... [more] |
IT2020-78 SIP2020-56 RCS2020-169 pp.87-92 |
SIP, IT, RCS |
2021-01-22 16:45 |
Online |
Online |
Theoretical Study of User-wise Joint Transmit-receive Diversity for Multi-user MIMO Communication Fumiyuki Adachi, Ryou Takahashi (Tohoku Univ.) IT2020-100 SIP2020-78 RCS2020-191 |
Multi-user MIMO spatial multiplexing has been recognized as an indispensable technique to significantly improve the spec... [more] |
IT2020-100 SIP2020-78 RCS2020-191 pp.206-211 |
RCS |
2020-10-22 11:25 |
Online |
Online |
Multi-user MIMO coordinated with user-wise joint transmit-receive diversity using linear antenna array at BS Fumiyuki Adachi, Ryo Takahashi (Tohoku Univ.) RCS2020-96 |
Multi-user MIMO spatial multiplexing has been recognized as an indispensable technique to significantly improve the spec... [more] |
RCS2020-96 pp.24-29 |
SR, NS, SeMI, RCC, RCS (Joint) |
2020-07-08 14:15 |
Online |
Online |
Zero-forcing based Multi-user MIMO Coordinated with User-wise Joint Transmit-receive Diversity Fumiyuki Adachi, Ryo Takahashi (Tohoku Univ.) RCS2020-65 |
Multi-user MIMO multiplexing coordinated with spatial diversity is a promising technique to improve the transmission qua... [more] |
RCS2020-65 pp.43-48 |
RCS, SR, SRW (Joint) |
2020-03-04 11:15 |
Tokyo |
Tokyo Institute of Technology (Cancelled but technical report was issued) |
A Study on new modulation technology for Beyond 5G Research on MARIA method (1)
-- mMIMO innovation, Beamforming multi-user/multi-function network and proposal of its protocol -- Maria Takigawa (Meiji Univ.), Gen-ichiro Ohta (YRP) RCS2019-326 |
We proposed a new function that solves the problem of beamforming function, which is the main function of 5G, and create... [more] |
RCS2019-326 pp.37-42 |
RCS, SR, SRW (Joint) |
2020-03-04 09:00 |
Tokyo |
Tokyo Institute of Technology (Cancelled but technical report was issued) |
On Capacity of Massive MIMO in Maltiuser Operation [III]
-- A Simple Calculation Scheme of Channel Capacity in SMST Transmission -- Yoshio Karasawa RCS2019-331 |
In our previous report [1], we focused on the channel capability of Massive MIMO and investigated the relationship among... [more] |
RCS2019-331 pp.57-62 |
IT, SIP, RCS |
2020-01-24 16:40 |
Hiroshima |
Hiroshima City Youth Center |
On Capacity of Massive MIMO in Multiuser Operation [II]
-- In the case of LOS environments -- Yoshio Karasawa IT2019-85 SIP2019-98 RCS2019-315 |
In our previous report, we focused on the channel capability of Massive MIMO and investigated the relationship among var... [more] |
IT2019-85 SIP2019-98 RCS2019-315 pp.291-296 |
AP |
2019-12-12 13:15 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
On Capacity of Massive MIMO in Multiuser Operation Yoshio Karasawa AP2019-142 |
In our previous report, we focused on the channel capability of Massive MIMO and investigated the relationship with the ... [more] |
AP2019-142 pp.1-6 |
AP, RCS (Joint) |
2019-11-20 11:20 |
Saga |
Saga Univ. |
[Encouragement Talk]
Low-Complexity User Selection Algorithm for High SHF-Band Multiuser Massive MIMO Using Hybrid Beamforming Nobuhide Nonaka, Kazushi Muraoka, Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) RCS2019-205 |
The 5th Generation (5G) radio access network will introduce Massive MIMO technology at higher frequency bands with wider... [more] |
RCS2019-205 pp.13-18 |
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, SAT (Joint) |
2019-08-23 11:20 |
Aichi |
Nagoya University |
A Study on Theoretical System Capacity of Multi-user MIMO-OFDM THP in the Presence of Terminal Mobility Ryota Mizutani, Yukiko Shimbo, Hirofumi Suganuma (Waseda Univ.), Hiromichi Tomeba, Takashi Onodera (Sharp), Fumiaki Maehara (Waseda Univ.) RCS2019-165 |
This report investigates the theoretical system capacity of multi-user multiple-input multiple-output orthogonal frequen... [more] |
RCS2019-165 pp.103-107 |
RCS |
2019-06-19 11:30 |
Okinawa |
Miyakojima Hirara Port Terminal Building |
A study on performance improvment of uplink massive chaos MIMO transmission scheme Tomoki Kaga, Yoshihiro Masuda, Eiji Okamoto (NIT), Tetsuya Yamamoto (Panasonic) RCS2019-48 |
In the fifth generation mobile communications system (5G), massive multiple input multiple output (MIMO) technique has b... [more] |
RCS2019-48 pp.67-72 |
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 |
WPT, AP (Joint) |
2019-01-18 10:10 |
Aichi |
Toyota Automobile Museum |
Performance Analysis and Improvement of Block MSN Algorithm in Multi-user MIMO System Nobuyoshi Kikuma, Kousuke Yonezu, Kunio Sakakibara (Nagoya Inst. of Tech.) AP2018-158 |
As a method of implementing MU-MIMO (Multi-User Multiple Input and Multiple Output) downlink, Block Diagonalization (BD)... [more] |
AP2018-158 pp.39-44 |
SRW |
2019-01-15 14:50 |
Kanagawa |
Mitsubishi Electric (Oofuna) |
[Invited Talk]
IEEE 802.11ax Next-Generation Wireless LAN Standard and Development of Wireless LSI Compliant with Draft Specifications Toshihisa Nabetani (Toshiba) SRW2018-53 |
With the advent of high throughput wireless LAN (WLAN) devices compliant with the IEEE 802.11ac standard, WLAN has becom... [more] |
SRW2018-53 pp.43-48 |
RCS, AP (Joint) |
2018-11-22 15:30 |
Okinawa |
Okinawa Industry Support Center |
Low Complexity User Selection Algorithm for High SHF Band Multi-User Massive MIMO Using Hybrid Beamforming Nobuhide Nonaka, Kazushi Muraoka, Satosi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) RCS2018-214 |
The 5th Generation (5G) radio access network will introduce Massive MIMO technology at higher frequency bands with wider... [more] |
RCS2018-214 pp.205-210 |
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 |