Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
RCS |
2023-06-14 09:40 |
Hokkaido |
Hokkaido University, and online (Primary: On-site, Secondary: Online) |
Study on Characteristic Improvement of Direct-Binary Search Leveraged Loose Beam Forming in Massive MIMO Systems Yuta Hayashi, Toshihiko Nishimura, Takanori Sato, Yasutaka Ogawa, Takeo Ohgane (Hokkaido Univ.) RCS2023-29 |
(To be available after the conference date) [more] |
RCS2023-29 pp.7-12 |
CAS, CS |
2023-03-01 11:20 |
Fukuoka |
Kitakyushu International Conference Center (Primary: On-site, Secondary: Online) |
Experimental Evaluation of Indoor Object Detection Characteristics Using CSI in Wireless LAN Systems
-- Effect of Antenna Placement on Detection Characteristics -- Kazuki Noguchi, Osamu Muta (Kyushu Univ.), Tomoki Murakami, Shinya Otsuki (NTT) CAS2022-100 CS2022-77 |
Various object detection schemes utilizing channel state information (CSI) in wireless local area network (WLAN) systems... [more] |
CAS2022-100 CS2022-77 pp.23-28 |
IT, RCS, SIP |
2023-01-24 15:55 |
Gunma |
Maebashi Terrsa (Primary: On-site, Secondary: Online) |
Impact of Channel Estimation Error on Antenna Selection Using Simulated Annealing for Distributed MIMO Systems Kento Nishimura, Toshihiko Nishimura, Takanori Sato, Yasutaka Ogawa, Junichiro Hagiwara, Takeo Ohgane (Hokkaido Univ) IT2022-43 SIP2022-94 RCS2022-222 |
Distributed MIMO systems, which have been considered in recent years, use a very large number of base station antennas, ... [more] |
IT2022-43 SIP2022-94 RCS2022-222 pp.78-83 |
RCS, SIP, IT |
2022-01-21 14:20 |
Online |
Online |
[Encouragement Talk]
Ultra-Wide Coverage and High-Capacity Massive MIMO System for High-Altitude Platform Stations Koji Tashiro, Kenji Hoshino, Atsushi Nagate (SoftBank) IT2021-79 SIP2021-87 RCS2021-247 |
Coverage extension to the sky, seas, and elsewhere is one of the important concepts of the 6th generation (6G) mobile co... [more] |
IT2021-79 SIP2021-87 RCS2021-247 p.288 |
AP, RCS (Joint) |
2021-11-10 16:20 |
Nagasaki |
NBC-Bekkan (Nagasaki) (Primary: On-site, Secondary: Online) |
Maxmin Rate Optimization for MISO-NOMA Systems with Transmit Beamforming and Antenna Selection Based on Improper Gaussian Signaling Hao-Tse Chiu, Fumiaki Maehara (Waseda Univ.) RCS2021-154 |
In this report, we consider the joint antenna selection (AS) and beamforming (BF) vector design problem for a downlink t... [more] |
RCS2021-154 pp.58-62 |
AP |
2021-10-07 14:25 |
Online |
Online |
[Poster Presentation]
An Analysis of Anti-Eavesdropping Performance of Spatially-Selective Modulation using a Raytracing Channel Model Hiroto Yonawa, Hisato Iwai, Shinsuke Ibi (Doshisha Univ.) AP2021-86 |
As a physical layer anti-eavesdropping technique, we have proposed spatially-selective modulation (SSM) which uses multi... [more] |
AP2021-86 pp.70-71 |
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 |
RCS |
2020-06-25 11:15 |
Online |
Online |
A Study on Loose Beam Forming Using Differential Evolution Tatsuki Otsuka, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa, Junichiro Hagiwara, Takanori Sato (Hokkaido Univ.) RCS2020-34 |
In multi-user massive MIMO systems, it is concerned that the computational load to form a weight increases drastically a... [more] |
RCS2020-34 pp.67-72 |
AP, RCS (Joint) |
2019-11-22 09:25 |
Saga |
Saga Univ. |
Simple Throughput Evaluation Method of Massive MIMO with Linear Pre-coding Algorithm for LTE Based Signals Yuki Yaku, Kentaro Nishimori (Niigata Univ.), Hidehiko Tobe (iDAQS) AP2019-130 |
Massive MIMO has been attracted attention as a key technology in 5th generation mobile communication system (5G), becaus... [more] |
AP2019-130 pp.127-132 |
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, SR, SRW (Joint) |
2019-03-08 13:45 |
Kanagawa |
YRP |
Distributed MIMO Cooperative Transmission Technique and Its Performance Fumiyuki Adachi, Amnart Boonkajay, Tomoyuki Saito, Yuta Seki (Tohoku Univ.) RCS2018-326 |
This paper presents a comprehensive introduction of the distributed MIMO cooperative transmission technique which has be... [more] |
RCS2018-326 pp.225-230 |
RCS, SIP, IT |
2019-02-01 12:05 |
Osaka |
Osaka University |
Precoder Designs for Downlink GSM-MIMO with K Transmit Antenna Groups Yuwen Cao, Tomoaki Ohtsuki (Keio Univ.) IT2018-59 SIP2018-89 RCS2018-266 |
In this report, we investigate the precoder designs for the downlink generalized spatial modulation (GSM) in multiple-in... [more] |
IT2018-59 SIP2018-89 RCS2018-266 pp.139-144 |
RCS |
2018-06-21 11:10 |
Nagasaki |
Nagasaki University |
Evaluation of Loose Beamforming with a Genetic Algorithm in a Multiuser Massive MIMO System Shunta Nakamura, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa, Junichiro Hagiwara (Hokkaido Univ.) RCS2018-52 |
In the 5th generation mobile communication system, implementation of a large-scale multiple-input
multiple-output syste... [more] |
RCS2018-52 pp.101-106 |
AP |
2018-05-18 15:25 |
Kumamoto |
Kumamoto Univ. |
A Study of Interference Suppression Performance using Antenna Selection of Mobile Terminal for Full-duplex MIMO System Nobuyasu Takemura (Nippon Institute of Tech.), Naoki Honma, Atsuto Kawagoe, Yuta Kahino (Iwate Univ.) AP2018-34 |
In this paper, we proposed a method of interference suppression between mobile terminals using antenna selection method ... [more] |
AP2018-34 pp.117-122 |
RCS, SR, SRW (Joint) |
2018-02-28 09:20 |
Kanagawa |
YRP |
Spatial Correlation-based Antenna Selection for Adaptive Array Antenna Takumi Sakamoto, Kenta Umebayashi (TUAT), Antti Tolli (UoO) RCS2017-326 |
Suppressing interference using an adaptive array antenna, the number of antenna elements determines the number of interf... [more] |
RCS2017-326 pp.51-56 |
RCS, SAT (Joint) |
2017-08-17 10:50 |
Niigata |
Niigata Univ. |
Evaluation on Uplink MU-MIMO with Distributed Array with Multiple versus One Switches Sho Yoshida, Soichi Ito, Kentaro Nishimori (Niigata Univ.), Tomoki Murakami, Koichi Ishihara, Yasushi Takatori (NTT) RCS2017-147 |
Multiuser MIMO (MU-MIMO) techniques provide the high frequency efficiency. However, it is known that the frequency effic... [more] |
RCS2017-147 pp.25-30 |
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 |
2017-04-25 16:10 |
Kagawa |
Kotohira Onsen Kotosankaku |
Loose beamforming by antenna selection in a multi -user massive MIMO system Koichi Inoue, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.) RCS2017-29 |
A study for multi-user massive MIMO systems has been done as one of the key technologies of the fifth generation mobile ... [more] |
RCS2017-29 pp.155-159 |
AP |
2017-04-21 15:25 |
Osaka |
Osaka university |
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) AP2017-20 |
Multiuser MIMO (MU-MIMO) techniques achieve high frequency efficiency. However, there is a possibility that the transmi... [more] |
AP2017-20 pp.101-106 |