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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP | 2018-04-20 14:25 |
Tokyo | Hachijomachi-Shokokai | Development of 5G System Evaluation Tool Koshiro Kitao, Anass Benjebbour, Tetsuro Imai, Yoshihisa Kishiyama, Minoru Inomata, Yukihiko Okumura (NTT DOCOMO)  AP2018-12 |
[more] | AP2018-12 pp.57-61 |
| AP | 2018-03-09 10:55 |
Gunma | Hotel Ichii (Kusatsu, Gunma) | Propagation Prediction Method based on Scattering from Vehicles for High Frequency Bands in Urban NLOS Environments Minoru Inomata, Tetsuro Imai, Koshiro Kitao, Yukihiko Okumura (NTT DOCOMO) AP2017-198 |
[more] | AP2017-198 pp.33-37 |
| 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 10:30 |
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 10:50 |
Kanagawa | YRP | Performance Evaluation of Channel Estimation Algorithm for High-SHF-Band Massive MIMO by Using Real Propagation Channel Data Hiroyuki Miyazaki, Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT docomo) RCS2017-351 |
[more] | RCS2017-351 pp.197-202 |
| 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]
NTT DOCOMO's 5G Trials for 5G Realization Hiroyuki Miyazaki, Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT docomo) RCS2017-358 SR2017-124 SRW2017-78 |
Recently, mobile data traffic is rapidly growing due to the spread of smartphone/tablets and various mobile application ... [more] | RCS2017-358 SR2017-124 SRW2017-78 p.225(RCS), p.65(SR), p.51(SRW) |
| RCS, SR, SRW (Joint) |
2018-03-02 15:25 |
Kanagawa | YRP | Outdoor Field Experiments of Spectral Efficiency Enhancements Using Advanced NOMA Anass Benjebbour, Yoshihisa Kishiyama, Yukihiko Okumura (NTT DOCOMO), Chienhwa Hwang, I-Kang Fu (MediaTek) RCS2017-388 |
[more] | RCS2017-388 pp.381-386 |
| AP | 2018-02-16 14:05 |
Tokyo | Kozo Keikaku Engineering, Inc. | [Invited Lecture]
Effects of Vehicles on Dynamic Channel Property for High Frequency Bands in Urban NLOS Environments Minoru Inomata, Tetsuro Imai, Koshiro Kitao, Yukihiko Okumura (NTT DOCOMO, INC) AP2017-185 |
[more] | AP2017-185 pp.51-56 |
| SIP, IT, RCS | 2018-01-22 11:15 |
Kagawa | Sunport Hall Takamatsu | [Encouragement Talk]
Technical Issues of Massive MIMO in Low SHF Bands and Performance Evaluation by Indoor and Outdoor Experiments Tatsuki Okuyama, Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) IT2017-58 SIP2017-66 RCS2017-272 |
The fifth-generation (5G) mobile communication system has attracted much attention to provide various kinds of mobile se... [more] | IT2017-58 SIP2017-66 RCS2017-272 pp.19-24 |
| SIP, IT, RCS | 2018-01-22 14:55 |
Kagawa | Sunport Hall Takamatsu | Performance Evaluation of High SHF Band Massive MIMO Transmission in High Mobility Environments Satoshi Suyama, Tatsuki Okuyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) IT2017-75 SIP2017-83 RCS2017-289 |
[more] | IT2017-75 SIP2017-83 RCS2017-289 pp.119-123 |
| AP, WPT (Joint) |
2018-01-19 10:40 |
Nara | ATR | A Study on Radio Propagation Prediction by Using Deep Learning Tetsuro Imai, Yukihiko Okumura (NTT DOCOMO) AP2017-165 |
Recently, advancement of artificial intelligence has been remarkable, and many applied researches are attracting attenti... [more] | AP2017-165 pp.81-86 |
| AP, WPT (Joint) |
2018-01-19 16:20 |
Nara | ATR | Radio Propagation Prediction Method Using Point Cloud Data in NLOS Urban Environments for high frequency bands Minoru Inomata, Tetsuro Imai, Koshiro Kitao, Yukihiko Okumura (NTTDOCOMO), Motoharu Sasaki, Yasushi Takatori (NTT) AP2017-173 |
[more] | AP2017-173 pp.125-130 |
| 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 |
| RCS, NS (Joint) |
2017-12-14 13:40 |
Hiroshima | Aster Plaza | Performance Evaluation of Massive MIMO Transmission Using Analog Beamforming in a High SHF Band Yuta Takahashi, Hiroyuki Miyazaki, Tatsuki Okuyama, Satoshi Suyama, Jun Mashino, Yukihiko Okumura (NTT DOCOMO) RCS2017-254 |
The fifth-generation (5G) mobile communication systems introduces Massive MIMO for super high bit rate and large system ... [more] | RCS2017-254 pp.25-30 |
| RCS | 2017-10-19 12:50 |
Miyagi | Tohoku Institute of Technology | [Invited Lecture]
Overview of DOCOMO's 5G Trials for 5G Realization Satoshi Suyama, Jun Mashino, Yoshihisa Kishiyama, Yukihiko Okumura (NTT DOCOMO) RCS2017-176 |
In order to prepare for the rapid growing of mobile data traffic that the spread of smart phones/tablets and various mob... [more] | RCS2017-176 pp.49-50 |
| RCS | 2017-10-19 14:15 |
Miyagi | Tohoku Institute of Technology | [Invited Lecture]
Throughput improvement of high density WLAN systems by mobile cooperative control toward 5G Kenichi Kawamura, Akiyoshi Inoki, Hirantha Abeysekera, Munehiro Matsui, Yasushi Takatori (NTT), Akira Kishida, Yoshifumi Morihiro, Takahiro Asai, Yukihiko Okumura (NTT DOCOMO) RCS2017-179 |
In this paper, we propose an unlicensed band platform concept which control high density Wireless LAN systems from a net... [more] | RCS2017-179 pp.63-68 |
| RCS | 2017-10-19 14:40 |
Miyagi | Tohoku Institute of Technology | [Invited Lecture]
A study of optimal small cell selection technology and high quality mobile video transmission in5Gwireless network systems Hiroaki Asano, Noriyuki Shimizu, Masaaki Yoshino, Takeshi Miyagoshi, Hideki Shingu (Panasonic), Yoshifumi Morihiro, Yukihiko Okumura (NTT Docomo) RCS2017-180 |
[more] | RCS2017-180 pp.69-74 |
| 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 |
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