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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS, AP (Joint) |
2016-11-25 10:50 |
Kyoto | Kyoto International Community House | 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 |
| SR, SRW (Joint) |
2015-10-27 09:30 |
Tokyo | KKE | [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 |
| RCS | 2015-10-02 13:05 |
Kanagawa | YRP (Yokosuka) | [Invited Lecture]
DOCOMO's Activities for 5G Yukihiko Okumura (NTT DOCOMO) RCS2015-182 |
In order to prepare for the rapid growing of mobile data traffic that the spread of smart phones/tablets and various mob... [more] | RCS2015-182 pp.137-138 |
| RCS, IN (Joint) |
2015-05-21 09:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | 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 | 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 |
| AP | 2015-03-20 13:45 |
Fukui | Fukui University, Bunkyou Campus | Accuracy Evaluation of Ray-Tracing Method with Rounded-Shape (RS) Model for Non Line-Of-Site (NLOS) Route in Street Cell Environment Nobutaka Omaki, Koshiro Kitao, Tetsuro Imai, Yukihiko Okumura (NTT DOCOMO) AP2014-222 |
In 5G mobile communication system, it is one of the most important issues to clarify the propagation characteristics in ... [more] | AP2014-222 pp.61-66 |
| AP | 2015-01-23 09:20 |
Ehime | Ehime University | Impact of Building Shape in the Intersection on Ray Tracing Accuracy for Non Line-Of-Site (NLOS) Scenario in Street Cell Environment Nobutaka Omaki, Koshiro Kitao, Tetsuro Imai, Yukihiko Okumura (NTT DOCOMO) AP2014-173 |
In 5G mobile communication system, it is one of the most important issues to clarify the propagation characteristics in ... [more] | AP2014-173 pp.67-72 |
| RCS, NS (Joint) |
2014-12-18 09:25 |
Mie | Iseshi-Kanko-Bunka-Kaikan (Mie) | A Study on Antenna Configurations for MIMO system using Analog Beamforming Hiroki Iura, Akihiro Okazaki, Kazunari Kihira, Noriyuki Fukui, Keijiro Take, Atsushi Okamura (Mitsubishi Electric) RCS2014-227 |
Recently, radio access technologies for fth generation (5G) over higher frequency bands have been extensively studied. ... [more] | RCS2014-227 pp.43-48 |
| PN | 2014-11-27 15:20 |
Tokyo | [Invited Talk]
Upward Trend of Mobile Data Traffic toward 5G, and Evolution of Radio Access Network Yukihiko Okumura (NTT DoCoMo) PN2014-22 |
In this talk, upward trend of mobile data traffic toward the fifth generation (5G) mobile communication system, and a 5G... [more] | PN2014-22 pp.13-14 |
|
| AP, RCS (Joint) |
2014-11-14 11:00 |
Yamagata | Yamagata University, Yonezawa Campus | [Invited Lecture]
Study on Propagation Characteristics for Design of Fifth-Generation Mobile Communication Systems
-- Frequency Dependency of Path Loss in 800 MHz to 37 GHz Band in Small-Cell Environment -- Tetsuro Imai, Koshiro Kitao, Ngochao Tran, Nobutaka Omaki, Yukihiko Okumura (NTT DOCOMO), Motoharu Sasaki, Wataru Yamada (NTT) AP2014-149 RCS2014-218 |
In 5G mobile communication system, it is one of the most important issues to clarify the propagation characteristics at ... [more] | AP2014-149 RCS2014-218 pp.115-120(AP), pp.119-124(RCS) |
| RCS | 2014-06-18 17:20 |
Okinawa | Okinawa-ken Seinenkaikan (Naha) | A Study on Next-Generation Wireless Access with Higher Frequency Bands Akihiro Okazaki, Hiroki Iura, Noriyuki Fukui, Keijiro Take, Atsushi Okamura (Mitsubishi Electric) RCS2014-81 |
Recently, radio access technologies for fifth generation (5G) over higher frequency bands have been extensively studied.... [more] | RCS2014-81 pp.287-292 |
| AP | 2014-02-06 15:15 |
Aichi | Kojima Industries Corporation, Kojima Research Center | [Invited Lecture]
Radio Wave Propagation Technology for Future Radio Access and Mobile Optical Network
-- Open Up High Frequency Band over 6 GHz -- Tetsuro Imai, Ngochao Tran, Kentaro Saito, Koshiro Kitao, Yukihiko Okumura (NTT DOCOMO) AP2013-174 |
Towards realization of a future mobile network with super high bit rate and capacity, new radio access networks has been... [more] | AP2013-174 pp.45-50 |
| RCS, NS (Joint) |
2013-12-19 13:40 |
Kagawa | Sunport Hall Takamatsu | Future Radio Access and Mobile Optical Network
-- Part I -- Yukihiko Okumura, Takehiro Nakamura (NTT DOCOMO) NS2013-143 RCS2013-231 |
In this report, towards realization of a future mobile network with super high bit rate and capacity, a new radio access... [more] | NS2013-143 RCS2013-231 pp.55-60(NS), pp.149-154(RCS) |
| RCS, NS (Joint) |
2013-12-19 14:05 |
Kagawa | Sunport Hall Takamatsu | Future Radio Access and Mobile Optical Network
-- Part II -- Yukihiko Okumura, Takehiro Nakamura (NTT DOCOMO) NS2013-144 RCS2013-232 |
In this report, towards realization of a future mobile network with super high bit rate and capacity, a new radio access... [more] | NS2013-144 RCS2013-232 pp.61-66(NS), pp.155-160(RCS) |
| RCS | 2013-10-17 14:50 |
Tokyo | Sophia Univ. | [Invited Lecture]
Concept of Future Radio Access and Mobile Optical Network Yukihiko Okumura, Takehiro Nakamura (NTT DOCOMO) RCS2013-153 |
(To be available after the conference date) [more] | RCS2013-153 p.63 |
| MW, AP (Joint) |
2013-09-13 16:15 |
Tokyo | NHK Science Tech. Research Lab. | Super High Bit Rate Mobile Future Radio Access System using SHF/EHF Bands Yukihiko Okumura, Shoichi Narahashi, Tetsuro Imai, Satoshi Suyama, Hiroshi Okazaki, Yasunori Suzuki (NTT DOCOMO) MW2013-99 |
In this report, in order to realize future super high bit rate and high capacity mobile communication network, on the pr... [more] | MW2013-99 pp.65-70 |
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