Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
NS, RCS (Joint) |
2020-12-18 11:15 |
Online |
Online |
A Study of 6G Radio Access Technologies for Achieving 100 Gbps Data Rate by Extreme Wideband Transmission Using Higher Frequency Bands Satoshi Suyama, Tatsuki Okuyama, Yoshihisa Kishiyama, Nobuhide Nonaka, Takahiro Asai (NTT DOCOMO) RCS2020-146 |
In sixth-generation (6G) mobile communication system, it is expected that a extreme hgih data rate coomunication with a ... [more] |
RCS2020-146 pp.66-71 |
RCS |
2020-06-25 13:25 |
Online |
Online |
PC-Signal-Based PAPR Reduction Using Null Space in MIMO Channel for MIMO-OFDM Signals under Frequency-Selective Fading Channel Leon Yamaguchi (Tokyo Univ. of Science), Nobuhide Nonaka (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2020-36 |
In this paper, we propose a computational complexity-efficient algorithm for the adaptive peak-to-average power ratio (P... [more] |
RCS2020-36 pp.79-84 |
RCS |
2020-06-25 13:50 |
Online |
Online |
User Group Selection Method in Multiuser MIMO-OFDM Transmission with Adaptive PAPR Reduction Using Null Space in MIMO Channel Shyunsei Shin (Tokyo Univ. of Science), Nobuhide Nonaka (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2020-37 |
In this paper, we investigate the user group selection method in multiuser multiple-input multiple-output (MIMO)- orthog... [more] |
RCS2020-37 pp.85-90 |
RCS |
2020-06-26 14:30 |
Online |
Online |
5G Evolution Experimental Trial on Base Station Cooperation Technologies using 28GHz-Band Digital BF High-Mobility Environments Tatsuki Okuyama, Nobuhide Nonaka, Satoshi Suyama, Yukihiko Okumura, Takahiro Asai (NTT DOCOMO) RCS2020-48 |
[more] |
RCS2020-48 pp.151-156 |
RCS |
2020-06-26 14:55 |
Online |
Online |
Guaranteed Mobile Communications Using Massive MIMO with Hybrid Beamforming for 5G Evolution Nobuhide Nonaka, Tatsuki Okuyama, Satoshi Suyama, Yukihiko Okumura, Takahiro Asai (NTT DOCOMO) RCS2020-49 |
[more] |
RCS2020-49 pp.157-162 |
RCS, SR, SRW (Joint) |
2020-03-04 12:35 |
Tokyo |
Tokyo Institute of Technology (Cancelled but technical report was issued) |
[Technology Exhibit]
DOCOMO's Activities Looking to 5G Evolution and 6G Tatsuki Okuyama, Daisuke Kitayama, Nobuhide Nonaka, Satoshi Suyama, Yoshihisa Kishiyama, Yukihiko Okumura, Takahiro Asai (NTT DOCOMO) RCS2019-330 SR2019-114 SRW2019-60 |
(To be available after the conference date) [more] |
RCS2019-330 SR2019-114 SRW2019-60 p.55(RCS), p.7(SR), p.7(SRW) |
RCS, SR, SRW (Joint) |
2020-03-06 09:00 |
Tokyo |
Tokyo Institute of Technology (Cancelled but technical report was issued) |
Millimeter-Wave Base Station Cooperation Technologies in High-Mobility Environments Tatsuki Okuyama, Satoshi Suyama, Nobuhide Nonaka, Yukihiko Okumura, Takahiro Asai (NTT DOCOMO) RCS2019-383 |
Commercial services in 5G have already started all over the world. The initial 5G introduces analog beamforming (BF) by ... [more] |
RCS2019-383 pp.323-328 |
AP, WPT (Joint) |
2020-01-24 10:15 |
Kagawa |
Sunport Hall Takamatsu |
[Invited Lecture]
Vehicle Penetration Loss Characteristics for the shinkansen from 2GHz to 28GHz Bands Minoru Inomata, Tetsuro Imai, Kazushi Muraoka, Nobuhide Nonaka, Satoshi Suyama, Koshiro Kitao, Yukihiko Okumura, Takahiro Asai (NTT DOCOMO, INC), Yoshihiro Matsumura (Central Japan Railway Company) AP2019-168 |
Mobile telephone operators around the world are now working hard to introduce 5G services. With 5G, 3.7, 4.5, 28 GHz ban... [more] |
AP2019-168 pp.99-103 |
NS, RCS (Joint) |
2019-12-19 15:15 |
Tokushima |
Tokushima Univ. |
[Invited Lecture]
Radio Access Network Exploiting Higher Frequency Bands for 5G Evolution and Beyond Satoshi Suyama, Tatsuki Okuyama, Nobuhide Nonaka, Takahiro Asai, Yukihiko Okumura (NTT DOCOMO) NS2019-145 RCS2019-248 |
A commercial service in fifth-generation (5G) mobile communication system will finally start from spring in 2020 by usin... [more] |
NS2019-145 RCS2019-248 p.61 |
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 |
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 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, 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 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 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 14:20 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
[Invited Lecture]
Experimental Trial on 16-beam Spatial-Multiplexing for High SHF Wide-band Massive MIMO in 5G Hiroki Iura, Manabu Sakai, Nobuhide Nonaka, Naofumi Iwayama, Akihiro Okazaki (Mitsubishi Electric Corp.), Nobuhide Suyama, Satoshi Suyama, Jun Mashino (NTT DOCOMO), Atsushi Okamura (Mitsubishi Electric Corp.), Yukihiko Okumura (NTT DOCOMO) RCS2018-173 |
Recently, mobile communication systems for the fifth generation (5G) in higher frequency bands have been extensively stu... [more] |
RCS2018-173 pp.121-124 |
AP (2nd) |
2015-01-08 14:05 |
Overseas |
PTIT, Ho Chi Minh City, Vietnam |
Investigation of Throughput Performance of NOMA Using Intra-beam Superposition Coding and SIC in MIMO Downlink Assuming Realistic Channel Estimation Error Nobuhide Nonaka, Kenichi Higuchi (Tokyo Univ. of Science) |
We investigate the influence of channel estimation error on the achievable system-level throughput performance of our pr... [more] |
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