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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 114  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
RCS, NS
(Joint)
2021-12-16
13:50
Nara Nara-ken Bunka Kaikan and Online
(Primary: On-site, Secondary: Online)
Issues of Sub-Terahertz-Band Radio Access Technologies for 6G
Hayato Fukuzono (NTT), Satoshi Suyama (NTT DOCOMO), Doohwan Lee, Daisei Uchida (NTT), Tatsuki Okuyama (NTT DOCOMO), Masashi Iwabuchi, Jun Mashino (NTT), Yoshihisa Kishiyama (NTT DOCOMO) RCS2021-180
One of the requirements for the sixth generation mobile communication system (6G) is extreme high data rate and capacity... [more] RCS2021-180
pp.30-34
ED, THz [detail] 2019-12-23
15:40
Miyagi   [Invited Talk] Orbital Angular Momentum Multiplexing Technology -- High Capacity Wireless Communication and Device Perspectives --
Doohwan Lee, Hirofumi Sasaki, Yasunori Yagi, Tomoki Semoto, Takayuki Yamada, Jun Mashino, Takashi Shimizu (NTT) ED2019-81
Recently, wireless communication using Orbital Angular Momentum (OAM) has drawn much attention as an emerging candidate ... [more] ED2019-81
p.21
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
RCS, SAT
(Joint)
2019-08-23
09:55
Aichi Nagoya University Outdoor Experimental Trials on Multi-User MIMO Transmission for High SHF Wide-band Massive MIMO in 5G
Manabu Sakai, Kenichiro Kamohara, Hiroki Iura, Kazuaki Ishioka, Masayuki Nakazawa, Akihiro Okazaki (MELCO), Nobuhide Nonaka, Satoshi Suyama, Jun Mashino (DOCOMO), Atsushi Okamura (MELCO), Yukihiko Okumura (DOCOMO) RCS2019-162
This paper reports outdoor experimental trial results of multi-user massive multiple-input multiple-output (MIMO) with 5... [more] RCS2019-162
pp.85-90
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 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 2019-06-21
16:50
Okinawa Miyakojima Hirara Port Terminal Building Indoor Experimental Trial on MU-MIMO Transmission for High SHF Wide-band Massive MIMO in 5G
Nobuhide Nonaka, Kazushi Muraoka, Satoshi Suyama, Jun Mashino (NTT DOCOMO), Kenichirou Kamohara, Manabu Sakai, Kuniyuki Suzuki, Hiroki Iura (Mitsubishi Electric), Yukihiko Okumura (NTT DOCOMO) RCS2019-100
 [more] RCS2019-100
pp.371-376
RCS 2019-04-18
10:55
Hokkaido Noboribetsu Grand Hotel Performance Evaluation of Intersite Coordination Scheme under High Speed Transportation Environment
Tatsuki Okuyama, Satoshi Suyama, Jun Mashino, Yukihiko Okumura (DOCOMO) RCS2019-4
 [more] RCS2019-4
pp.17-22
RCS 2019-04-18
11:20
Hokkaido Noboribetsu Grand Hotel 28 GHz-Band Experimental Trial of Downlink Massive MIMO in Urban Railway Environment
Kazushi Muraoka, Nobuhide Nonaka, Yuta Takahashi, Tatsuki Okuyama, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2019-5
Field trials of the fifth-generation (5G) mobile communication system using 28 GHz band at which 400 MHz band will be av... [more] RCS2019-5
pp.23-28
RCS 2019-04-18
11:45
Hokkaido Noboribetsu Grand Hotel Experimental evaluation of wireless LAN with distributed smart antenna system on a train
Koichi Ishihara, Masayoshi Nabeshima, Takafumi Hayashi, Yasushi Takatori (NTT), Kazushi Muraoka, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2019-6
We have proposed a distributed smart antenna system (D-SAS) for wireless LAN, which suppresses the interference among OB... [more] RCS2019-6
pp.29-34
RCS, SR, SRW
(Joint)
2019-03-07
12:25
Kanagawa YRP [Technology Exhibit] DOCOMO's Activities in 5G System Trial in Fiscal Year 2018
Nobuhide Nonaka, Tatsuki Okuyama, Yuta Takahashi, Kazushi Muraoka, Noriaki Minamida, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2018-308 SR2018-129 SRW2018-59
Standardization, research, and development activities are conducted for the fifth-generation (5G) mobile communication s... [more] RCS2018-308 SR2018-129 SRW2018-59
p.145(RCS), p.57(SR), p.25(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, SR, SRW
(Joint)
2019-03-08
16:30
Kanagawa YRP [Encouragement Talk] System Development on 16-beam Spatial-Multiplexing for High SHF Wide-band Massive MIMO in 5G
Hiroki Iura, Hiroshi Nishimoto, Tasuku Kuriyama, Hideyuki Nakamizo, Daichi Uchino, Naofumi Iwayama, Akihiro Okazaki (Mitsubishi Electric), Nobuhide Nonaka, Satoshi Suyama, Jun Mashino, Yasunori Suzuki, Tetsuro Imai (NTT docomo), Atsushi Okamura (Mitsubishi Electric), Yukihiko Okumura (NTT docomo) RCS2018-332
Recently, mobile communication systems for the fifth generation (5G) in higher frequency bands have been extensively stu... [more] RCS2018-332
pp.261-266
RCS, SR, SRW
(Joint)
2019-03-08
16:55
Kanagawa YRP Indoor Experimental Trial on SU-MIMO Transmission for High SHF Wide-band Massive MIMO in 5G
nobuhide nonaka, kazushi muraoka, satoshi suyama, jun mashino (DOCOMO), kenji nakagawa, kenichiro kamohara, manabu sakai, yoshitaka murata, hiroki iura (Mitsubishi), yukihiko okumura (DOCOMO) RCS2018-333
The fifth-generation (5G) mobile communication system will introduce Massive MIMO technology at higher frequency bands w... [more] RCS2018-333
pp.267-271
RCS, SIP, IT 2019-02-01
13:55
Osaka Osaka University Outdoor Experimental Trial on SU-MIMO Transmission for High SHF Wide-band Massive MIMO in 5G
Manabu Sakai, Kenji Nakagawa, Kenichiro Kamohara, Hiroki Iura, Naofumi Iwayama, Kazuaki Ishioka, Masayuki Yamamoto, Akihiro Okazaki (MELCO), Nobuhide Nonaka, Satoshi Suyama, Jun Mashino (NTT DOCOMO), Atsushi Okamura (MELCO), Yukihiko Okumura (NTT DOCOMO) IT2018-70 SIP2018-100 RCS2018-277
This paper reports the outdoor experimental trial on SU-MIMO transmission with 16 stream spatially–multiplexing using hy... [more] IT2018-70 SIP2018-100 RCS2018-277
pp.203-207
RCS, AP
(Joint)
2018-11-22
11:00
Okinawa Okinawa Industry Support Center Study of Deployment and Antenna Configuration of Transmission Point for 5G Ultra High-Density Distributed Antenna Systems
Teppei Oyama, Shinya Kumagai, Takashi Seyama (Fujitsu), Chiyoshi Akiyama (FLAB), Takashi Dateki, Hiroyuki Seki, Morihiko Minowa (Fujitsu), Tatsuki Okuyama, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT docomo) RCS2018-207
We are promoting the ultra high-density distributed antenna systems toward the realization of high-capacity technologies... [more] RCS2018-207
pp.167-172
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, 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
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