Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
SeMI, RCS, NS, SR, RCC (Joint) |
2019-07-11 10:00 |
Osaka |
I-Site Nanba(Osaka) |
Performance Evaluation of Downlink Multi-user MIMO with Moving User Equipment using Low-SHF-Band C-RAN Massive MIMO System Jiang Yi, Kohei Izui, Kenichiro Yamazaki (NEC), Tatsuki Okuyama, Kazushi Muraoka, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO, INC.) RCS2019-111 |
In order to tackle rapid increase of data traffic and diversification of mobile service, 5G wireless access system intro... [more] |
RCS2019-111 pp.57-62 |
RCS, SR, SRW (Joint) |
2019-03-07 12:25 |
Kanagawa |
YRP |
[Technology Exhibit]
Low-SHF-Band Massive MIMO Active Antenna System for Capacity Enhancement in 5G Yasushi Maruta, Mochizuki Takuji (NEC) RCS2018-310 SR2018-131 SRW2018-61 |
To achieve capacity enhancement and low power consumption, Massive MIMO has drawn attention as a key technology. Our res... [more] |
RCS2018-310 SR2018-131 SRW2018-61 p.149(RCS), p.61(SR), p.29(SRW) |
RCS, SR, SRW (Joint) |
2019-03-08 15:00 |
Kanagawa |
YRP |
Research and Development of Low-SHF-Band Massive Element Antennas Technologies for 5G Yasushi Maruta, Jun Shikida, Naoto Ishii (NEC), Tatsuki Okuyama, Kazushi Muraoka, Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) RCS2018-329 |
This paper describes our activities related to massive multi input and multi output (MIMO) for use in 5G radio access ne... [more] |
RCS2018-329 pp.243-248 |
RCS, SR, SRW (Joint) |
2019-03-08 15:40 |
Kanagawa |
YRP |
Performance Evaluation in the Outdoor Mobile Environment with Low-SHF-Band Massive Element Antennas for 5G Daisuke Nose, Tomohiro Kikuma, Yasushi Maruta (NEC), Tatsuki Okuyama, Kazushi Muraoka, Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) RCS2018-330 |
We pay attention to the technology of Low- Super High Frequency (SHF) -Band Massive Multiple-Input Multiple-Output (MIM... [more] |
RCS2018-330 pp.249-254 |
RCS, SR, SRW (Joint) |
2019-03-08 16:05 |
Kanagawa |
YRP |
Performance Evaluation of Inter Access Point Coordinated Scheduling based on the Real Propagation Channel Estimation Data measured by Low-SHF-Band C-RAN Massive MIMO System for 5G Yuki Kogure, Shinya Nagasawa, Toshihiro Hayata, Tooru Kikuchi (NEC), Tatsuki Okuyama, Kazushi Muraoka, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2018-331 |
We focused on the spatial multiplexing using low super-high-frequency (SHF) band C-RAN massive MIMO System and the Inter... [more] |
RCS2018-331 pp.255-259 |
RCS, AP (Joint) |
2018-11-22 15:50 |
Okinawa |
Okinawa Industry Support Center |
Performance Evaluation of Low-SHF-Band Digital Beamforming in High-Mobility Experimental Trial Tatsuki Okuyama, Kazushi Muraoka (NTT DOCOMO), Daisuke Nose, Tomohiro Kikuma, Yasushi Maruta (NEC), Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) RCS2018-215 |
The fifth-generation (5G) mobile communication system utilizes Massive MIMO using many number of antenna elements in hig... [more] |
RCS2018-215 pp.211-216 |
RCS |
2018-10-18 15:20 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
[Invited Lecture]
Indoor DL MU-MIMO Characteristics with 5G Low SHF band Massive MIMO Antenna Yasushi Maruta, Daisuke Nose, Toshihiro Hayata, Yi Jiang, Tomohiro Kikuma, Kenichiro Yamazaki, Toshifumi Sato (NEC), Tatsuki Okuyama, Kazushi Muraoka, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2018-162 |
To achieve capacity enhancement and low power consumption for 5G, Massive multi input and multi output (MIMO) has drawn ... [more] |
RCS2018-162 p.67 |
IN, RCS, NV (Joint) |
2018-05-10 10:50 |
Kanagawa |
Keio University |
Indoor and Outdoor Field Experimental Results of Low-SHF-Band C-RAN Massive MIMO System for 5G Yi Jiang, Kenichiro Yamazaki, Kohei Izui, Kanada Nakayasu, Toshifumi Sato (NEC), Tatsuki Okuyama, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2018-24 |
In order to tackle rapid increase of data traffic and diversification of mobile service, 5G wireless access system intro... [more] |
RCS2018-24 pp.13-18 |
RCS, SR, SRW (Joint) |
2018-03-01 10:30 |
Kanagawa |
YRP |
Field Experimental Evaluation of MIMO Transmission Performance in Quad-directional UE Antenna Configuration for 5G Radio Access System Yuta Takahashi, Yuki Inoue, Shohei Yoshioka, Yoshihisa Kishiyama, Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO, INC.) RCS2017-350 |
This paper presents field experiments on the downlink performance of a 5G radio access system employing higher rank MIMO... [more] |
RCS2017-350 pp.191-196 |
RCS, SR, SRW (Joint) |
2018-03-01 11:10 |
Kanagawa |
YRP |
Performance Evaluation of Digital Beamforming by Outdoor Trials for 5G Massive MIMO in Low SHF Bands Tatsuki Okuyama (NTT DOCOMO), Kohei Izui, Kenichiro Yamazaki (NEC), Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) RCS2017-352 |
The fifth-generation (5G) mobile communication system has attracted much attention to provide various kinds of mobile se... [more] |
RCS2017-352 pp.203-208 |
RCS, SR, SRW (Joint) |
2018-03-01 11:30 |
Kanagawa |
YRP |
Outdoor DL MU-MIMO and Inter Access Point Coordination Performance of Low-SHF-Band C-RAN Massive MIMO System for 5G Daisuke Nose, Kohei Izui, Kenichiro Yamazaki, Kanada Nakayasu, Tomohiro Kikuma, Yasushi Maruta, Toshifumi Sato (NEC), Tatsuki Okuyama, Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) RCS2017-353 |
To achieve capacity enhancement and low power consumption, Massive MIMO has drawn attention as a key technology. Our res... [more] |
RCS2017-353 pp.209-214 |
RCS, SR, SRW (Joint) |
2018-03-01 11:50 |
Kanagawa |
YRP |
[Technology Exhibit]
Low-SHF-Band Massive MIMO Active Antenna System for 5G Yasushi Maruta, Takuji Mochizuki (NEC) RCS2017-359 SR2017-125 SRW2017-79 |
To achieve capacity enhancement and low power consumption, Massive MIMO has drawn attention as a key technology. Our res... [more] |
RCS2017-359 SR2017-125 SRW2017-79 p.227(RCS), p.67(SR), p.53(SRW) |
RCS, NS (Joint) |
2017-12-14 13:15 |
Hiroshima |
Aster Plaza |
Impact of Transmission Performance by Massive MIMO Transmitter Configuration in Low SHF Band Tatsuki Okuyama, Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) RCS2017-253 |
The fifth-generation (5G) mobile communication system introduces Massive MIMO for super high bit rate and large system c... [more] |
RCS2017-253 pp.19-24 |
MW |
2017-11-09 14:05 |
Okinawa |
Miyakojima Marin Terminal Bldg. |
Wide-Band High-Efficiency GaN HEMT Amplifier Based on Multi-Harmonic Treatments at Low SHF Band Yuki Takagi, Ryo Ishikawa, Kazuhiko Honjo (UEC) MW2017-121 |
High-efficiency power amplifiers operating at higher-frequency bands are required for next generation wireless communica... [more] |
MW2017-121 pp.51-56 |
AP, RCS (Joint) |
2017-11-08 16:45 |
Fukuoka |
Fukuoka University |
Low latency ARQ scheme for Wireless entrance systems for 5G small cell base stations Atsushi Ohta, Satoshi Kurosaki, Kazuto Goto, Yutaka Imaizumi, Naoki Kita (NTT) RCS2017-218 |
Toward 5th generation mobile communications system, various researches for small cells with massive MIMO, which are effe... [more] |
RCS2017-218 pp.75-80 |
RCS |
2017-10-20 14:00 |
Miyagi |
Tohoku Institute of Technology |
[Invited Lecture]
Performance of Indoor DL Transmission with Low-SHF-Band Massive MIMO Antenna for 5G Kenichiro Yamazaki, Kazuo Tanada, Daisuke Nose, Kohei Izui, Yasushi Maruta, Toshifumi Sato (NEC), Tatsuki Okuyama, Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) RCS2017-195 |
In order to tackle rapid increase of data traffic and diversification of mobile service, 5G wireless access system intro... [more] |
RCS2017-195 pp.149-154 |
RCS, SAT (Joint) |
2017-08-18 14:15 |
Niigata |
Niigata Univ. |
Coverage Evaluation of Low-SHF-Band and High-SHF-Band Beamforming in 5G Massive MIMO Transmission Shohei Yoshioka, Tatsuki Okuyama, Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) RCS2017-167 |
The fifth-generation (5G) mobile communication system exploits higher frequency bands with wider bandwidth by using Mass... [more] |
RCS2017-167 pp.129-134 |
RCS |
2017-06-21 15:45 |
Okinawa |
Ishigaki Shoukou Kaikan |
Performance Evaluation of Intersite-Coordination Beamforming for 5G Low-SHF-Band Massive MIMO by Outdoor Experimental Results Tatsuki Okuyama, Shohei Yoshioka (NTT DOCOMO), Kenichiro Yamazaki, Daisuke Nose (NEC), Satoshi Suyama, Jun Mashino (NTT DOCOMO), Yasushi Maruta (NEC), Yukihiko Okumura (NTT DOCOMO) RCS2017-56 |
The fifth-generation (5G) mobile communication systems introduces Massive MIMO for super high bit rate and large system ... [more] |
RCS2017-56 pp.37-42 |
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, IN, NV (Joint) |
2017-05-11 09:20 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Study on Enhanced Intersite Coordination using Beam Search for 5G Low-SHF-Band Massive MIMO Shohei Yoshioka, Satoshi Suyama, Tatsuki Okuyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) RCS2017-30 |
The fifth-generation (5G) mobile communication system will utilize higher frequency bands with wider bandwidth for super... [more] |
RCS2017-30 pp.1-6 |
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