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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SIP, IT, RCS | 2021-01-22 17:10 |
Online | Online (Online) | [Encouragement Talk]
Feasibility Study on Applicability of Non-linear Precoding Based on Outdoor Measurement for High SHF Wide-band Massive MIMO in 5G Manabu Sakai, Hiroki Iura, Kenji Nakagawa, Hiroshi Nishimoto (Mitsubishi Electric), Nobuhide Nonaka, Satoshi Suyama, Takahiro Asai (DOCOMO)  IT2020-101 SIP2020-79 RCS2020-192 |
[more] | IT2020-101 SIP2020-79 RCS2020-192 pp.212-217 |
| RCS, SAT (Joint) |
2019-08-23 09:55 |
Aichi | Nagoya University (Aichi) | 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 (Okinawa) | 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 10:20 |
Hokkaido | Noboribetsu Grand Hotel (Hokkaido) | Multi-Beam Selection for Improving Spatial Multiplexing in High-Speed Land-Mobile Scenario Using High-SHF/EHF Bands Kenichiro Kamohara, Hiroshi Nishimoto, Fumihiro Hasegawa, Hiroki Iura, Akihiro Okazaki, Atsushi Okamura (Mitsubishi Electric) RCS2019-3 |
[more] | RCS2019-3 pp.11-16 |
| RCS, SR, SRW (Joint) |
2019-03-08 16:30 |
Kanagawa | YRP (Kanagawa) | [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 (Kanagawa) | 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 (Osaka) | 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 | 2018-10-19 14:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Tokyo) | [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 |
| RCS, AP (Joint) |
2016-11-25 10:25 |
Kyoto | Kyoto International Community House (Kyoto) | OFDM Performance of 5G Ultra High Capacity Massive MIMO Transmission based on Indoor Experiment Measurement at 44GHz band Kenji Nakagawa, Shigeru Uchida, Hiroki Iura, Hideki Morishige, Akihiro Okazaki (Mitsubishi Electric), Satoshi Suyama, Kei Satoh, Tatsunori Obara, Yukihiko Okumura (NTT docomo), Atsushi Okamura (Mitsubishi Electric) RCS2016-202 |
Recently, mobile communication technologies for the fifth generation (5G) in heigher frequency bands have been extensive... [more] | RCS2016-202 pp.63-68 |
| RCS, AP (Joint) |
2016-11-25 10:50 |
Kyoto | Kyoto International Community House (Kyoto) | Performance Evaluation of Nonlinear Precoding based on Indoor Experimental Channel Data at 44GHz band for 5G Ultra High Capacity Massive MIMO Shigeru Uchida, Kenji Nakagawa, Akinori Taira, Hiroshi Nishimoto, Hiroki Iura, Akihiro Okazaki, Atsushi Okamura (Mitsubishi Electric Corporation) RCS2016-203 |
Recently, mobile communication systems for the fifth generation (5G) in higher frequency bands have been extensively stu... [more] | RCS2016-203 pp.69-74 |
| RCS | 2016-06-23 15:15 |
Okinawa | Univ. of the Ryukyus (Okinawa) | Antenna Configuration on SU-MIMO in High SHF-band and Wide-band Massive MIMO for 5G Kenji Nakagawa, Hiroki Iura, Shigeru Uchida, Akihiro Okazaki, Atsushi Okamura (Mitsubishi Electric) RCS2016-71 |
Recently, radio access technologies based on Massive MIMO for the fifth generation (5G) in high frequency bands such as ... [more] | RCS2016-71 pp.147-152 |
| RCS | 2016-06-23 15:40 |
Okinawa | Univ. of the Ryukyus (Okinawa) | Mobility Tolerance of Nonlinear Block Multi-diagonalization Precoding for High SHF Wide-band Massive MIMO in 5G Hiroki Iura, Akinori Taira, Hiroshi Nishimoto, Shigeru Uchida, Akihiro Okazaki, Atsushi Okamura (Mitsubishi Electric) RCS2016-72 |
[more] | RCS2016-72 pp.153-158 |
| RCS | 2016-04-22 10:10 |
Aomori | Romantopia, A Landscape of Forest and Stars, Hirosaki City (Aomori) | OFDM Performance of Nonlinear Block Multi-diagonalization Precoding for High SHF Wide-band Massive MIMO in 5G Akinori Taira, Hiroshi Nishimoto, Hiroki Iura, Shigeru Uchida, Akihiro Okazaki, Atsushi Okamura (Mitsubishi Electric) RCS2016-13 |
In the paper, we evaluate MU-MIMO system performance using novel transmit precoding named ``nonlinear block multi-diagon... [more] | RCS2016-13 pp.71-76 |
| RCS, CCS, SR, SRW (Joint) |
2016-03-04 10:50 |
Tokyo | Tokyo Institute of Technology (Tokyo) | A Study on Nonlinear Block Multi-diagonalization Precoding for High SHF Wide-band Massive MIMO in 5G Hiroshi Nishimoto, Akinori Taira, Hiroki Iura, Shigeru Uchida, Akihiro Okazaki, Atsushi Okamura (Mitsubishi Electric Corp.) RCS2015-377 |
In the paper, we propose a novel transmit precoding named "nonlinear block multi-diagonalization (NL-BMD) precoding," co... [more] | RCS2015-377 pp.255-260 |
| RCS, CCS, SR, SRW (Joint) |
2016-03-04 13:40 |
Tokyo | Tokyo Institute of Technology (Tokyo) | [Invited Lecture]
Performance Evaluation of Massive MIMO System Based on Channel Measurement in 44GHz Band Hiroki Iura, Akinori Taira, Kenji Nakagawa, Shigeru Uchida, Kazuaki Ishioka, Hideki Morishige, Akihiro Okazaki (Mitsubishi Electric), Satoshi Suyama, Tatsunori Obara, Yukihiko Okumura (NTT docomo), Atsushi Okamura (Mitsubishi Electric) SR2015-115 |
[more] | SR2015-115 pp.157-162 |
| AP, RCS, WPT, SAT (Joint) |
2015-11-04 14:30 |
Okinawa | Okinawa Prefectural Museum & Art Museum (Okinawa) | [Invited Lecture]
Transmit Performance of Analog Beamforming MIMO System in Practical Outdoor Environment using High Frequency Band Hiroki Iura, Kenji Nakagawa, Uchida Shigeru, Akinori Taira, Akihiro Okazaki (Mitsubishi Electric), Satoshi Suyama, Tatsunori Obara, Yukihiko Okumura (NTT DOCOMO), Otsushi Okamrua (Mitsubishi Electric) AP2015-116 RCS2015-201 |
(To be available after the conference date) [more] | AP2015-116 RCS2015-201 pp.35-40(AP), pp.67-72(RCS) |
| SR, SRW (Joint) |
2015-10-27 09:30 |
Tokyo | KKE (Tokyo) | [Technology Exhibit]
Multi-Beam Based Spatial Multiplexing for EHF-band Massive MIMO System and Evaluation by Outdoor Experimental Trial Akihiro Okazaki, Hideki Morishige, Kenji Nakagawa, Hiroki Iura, Shigeru Uchida, Kazuaki Ishioka (Mitsubishi Electric Corp.), Tatsunori Obara, Satoshi Suyama, Yukihiko Okuyama (NTT DOCOMO), Atsushi Okamura (Mitsubishi Electric Corp.) SR2015-55 SRW2015-36 |
5th generation mobile communication system using higher frequency band has gotten much attention, and massive-MIMO tech... [more] |
SR2015-55 SRW2015-36 pp.35-36 |
| CQ | 2015-09-01 16:30 |
Kyoto | Kyoto Institute of Technology (Kyoto) | [Invited Talk]
Massive MIMO Technology for Significant Transmit Performance Enhancement in 5G Mobile Communication System Akinori Taira, Hiroki Iura, Shigeru Uchida, Akihiro Okazaki, Atsushi Okamura (Mitsubishi Electric Corp.) CQ2015-57 |
5th generation mobile communication system (5G) is expected to launch for the early 2020s. In 5G, significant enhancemen... [more] | CQ2015-57 pp.101-106 |
| RCS, IN (Joint) |
2015-05-21 09:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Tokyo) | Antenna Configuration of 5G Ultra High Capacity Massive MIMO Transmission based on Outdoor Fundamental Experiment Trial at 44GHz Band Kenji Nakagawa, Hiroki Iura, Akinori Taira, Kazuaki Ishioka, Akihiro Okazaki (Mitsubishi Electric), Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO), Atsushi Okamura (Mitsubishi Electric) RCS2015-24 |
Recently, radio access technologies for the fifth generation (5G) in higher frequency bands have been extensively studie... [more] | RCS2015-24 pp.7-12 |
| RCS | 2015-04-17 15:15 |
Oita | Yufuin, Yufugoukan (Oita) | Multi-Beam Multiplexing Technologies for 5G Ultra High Capacity Massive MIMO Transmission and Evaluation by Outdoor Fundamental Experiment Trial at 44GHz Band Akihiro Okazaki, Hiroki Iura, Kenji Nakagawa, Kazuaki Ishioka, Kazunari Kihira, Atsushi Okamura (Mitsubishi Electric), Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2015-22 |
Recently, radio access technologies for the fifth generation (5G) in higher frequency bands have been extensively studie... [more] | RCS2015-22 pp.119-124 |
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