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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS | 2021-10-21 16:00 |
Online | Online | [Poster Presentation]
Performance Improvement of Multiuser Massive MIMO Null-Space Expansion Kazuki Maruta (Tokyo Tech), Kabuto Arai, Nobutaka Funaki (Chiba Univ.)  RCS2021-130 |
A significant challenge of the multiuser multiple-input multiple-output (MIMO) is the interference leakage among user te... [more] | RCS2021-130 p.63 |
| CQ, MIKA (Joint) |
2021-09-09 14:40 |
Online | Online | [Invited Talk]
Advancement of Multiuser Massive MIMO Null-Space Expansion Kazuki Maruta (Tokyo Tech) CQ2021-46 |
Massive multiple-input multiple-output (MIMO) technology with base stations having more than a hundred antennas has been... [more] | CQ2021-46 p.46 |
| 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 |
| NS, RCS (Joint) |
2019-12-20 14:55 |
Tokushima | Tokushima Univ. | 28GHz Band 5G Experimental Trial in High Mobility Environment Using the Shinkansen Nopbuhide Nonaka, Kazushi Muraoka, Tatsuki Okuyama, Satoshi Suyama, Yukihiko Okumura, Takahiro Asai (NTT DOCOMO), Yoshihiro Matsumura (JR Central) RCS2019-264 |
Commercial services in fifth-generation (5G) mobile communication system will start by using 3.7 GHz, 4.5 GHz, and 28 GH... [more] | RCS2019-264 pp.145-150 |
| SRW | 2019-08-19 14:20 |
Aichi | Tanzan University | [Invited Talk]
A study of wireless technologies for 5G mobile communications system Eiji Okamoto (NITech) SRW2019-20 |
In the fifth generation mobile communications system (5G), in addition to the conventional enhanced mobile broadband (eM... [more] | SRW2019-20 p.41 |
| 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 | 2019-04-18 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 |
| SAT, RCS (Joint) |
2018-08-09 11:20 |
Iwate | Iwate University | Field Trial of 28 GHz Band Downlink Massive MIMO in Railway Environment Yuta Takahashi, Hiroyuki Miyazaki, Tatsuki Okuyama, Kazushi Muraoka, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2018-133 |
Field trials of the fifth-generation (5G) mobile communication system using 28 GHz band at which almost 1-GHz band will ... [more] | RCS2018-133 pp.13-18 |
| ASN, NS, RCS, SR, RCC (Joint) |
2018-07-12 14:05 |
Hokkaido | Hakodate Arena | Outdoor Trial of Beamforming in Ultra-Highly Mobile Environment
-- Downlink Massive MIMO Performance at 28GHz -- Kazushi Muraoka, Yuta Takahashi, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2018-111 |
Field trials of the fifth-generation (5G) mobile communication system using 28GHz band at which almost 1-GHz band will b... [more] | RCS2018-111 pp.149-154 |
| ASN, NS, RCS, SR, RCC (Joint) |
2018-07-12 14:30 |
Hokkaido | Hakodate Arena | Outdoor Trial of Beamforming in Ultra-Highly Mobile Environment
-- Uplink Massive MIMO and Handover Performances at 28GHz -- Yuta Takahashi, Kazushi Muraoka, Jun Mashino, Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2018-112 |
Field trials of the fifth-generation (5G) mobile communication system using 28 GHz band at which almost 1-GHz band will ... [more] | RCS2018-112 pp.155-160 |
| RCS, NS (Joint) |
2017-12-15 15:10 |
Hiroshima | Aster Plaza | Mobility Evaluation of Massive MIMO with Linear/Nonlinear Precoding Based on SINR Heatmap in a Serving Cell Hiroshi Nishimoto, Akinori Taira, Shigeru Uchida, Akihiro Okazaki, Atsushi Okamura (Mitsubishi Electric Corp.) RCS2017-267 |
Multiuser multiple-input multiple-output (MU-MIMO) over massive MIMO is one of the key enablers in the fifth generation ... [more] | RCS2017-267 pp.95-100 |
| RCS | 2017-04-25 11:40 |
Kagawa | Kotohira Onsen Kotosankaku | Outdoor Experiment of 28 GHz-band Super Wide Bandwidth Massive MIMO Transmission for 5G in Urban Area Kei Satoh, Hiroyuki Miyazaki, Jun Mashino, Satoshi Suyama, Yuki Inoue, Yukihiko Okumura (NTT DOCOMO) RCS2017-21 |
The fifth-generation (5G) mobile communication system has attracted much attention to provide various kinds of mobile se... [more] | RCS2017-21 pp.107-112 |
| RCS, SR, SRW (Joint) |
2017-03-02 09:00 |
Tokyo | Tokyo Institute of Technology | Outdoor Experiment of 28 GHz-band Super Wide Bandwidth Massive MIMO Transmission for 5G
-- High Mobility Experiment in Fuji Speedway -- Jun Mashino, Kei Satoh, Satoshi Suyama, Yuki Inoue, Yukihiko Okumura (NTT DOCOMO) RCS2016-306 |
The fifth-generation (5G) mobile communication system has attracted much attention to provide various kinds of mobile se... [more] | RCS2016-306 pp.103-108 |
| RCS | 2016-06-23 14:25 |
Okinawa | Univ. of the Ryukyus | Indoor Experiment on 5G Radio Access Using Beam Tracking at 15 GHz Band Kiichi Tateishi, Daisuke Kurita, Atsushi Harada, Yoshihisa Kishiyama (NTT DOCOMO) RCS2016-69 |
In order to rapidly increasing traffic, 5G radio access network in mobile communications introduces higher frequency ban... [more] | RCS2016-69 pp.135-140 |
| RCC, ASN, RCS, NS, SR (Joint) |
2015-07-30 13:00 |
Nagano | JA Naganoken Bldg. | [Invited Talk]
Research and Development of Small Cell Base Station for 5G Network Naoto Ishii, Yi Jiang, Yasushi Maruta, Kazuaki Kunihiro, Masao Ikekawa (NEC) RCC2015-36 NS2015-56 RCS2015-119 SR2015-37 ASN2015-46 |
Much attention from industry and academia in the move from current cellular systems toward 5G are attractive since recen... [more] | RCC2015-36 NS2015-56 RCS2015-119 SR2015-37 ASN2015-46 pp.105-110(RCC), pp.109-114(NS), pp.107-112(RCS), pp.123-128(SR), pp.145-150(ASN) |
| ED | 2015-07-25 11:05 |
Ishikawa | IT Business Plaza Musashi 5F | Electron transport characteristics of strain reduced InSb QW structure with AlInSb stepped buffer layer Tatsuya Taketsuru, Sachie Fujikawa, Yoshiaki Harada, Hiroki Suzuki, Kyousuke Isono, Sanshiro Kato, Daisuke Tuji, Hiroki I. Fujishiro (TUS) ED2015-45 |
We investigated a high quality novel AlInSb buffer layer to increase the electron mobility of an InSb quantum well (QW) ... [more] | ED2015-45 pp.45-49 |
| SDM, EID | 2014-12-12 10:15 |
Kyoto | Kyoto University | Impacts of Orientation and Cross-sectional Shape on Mobility of P-channel Si Nanowire MOSFETs Hiroaki Fujihara, Naoya Morioka, Hajime Tanaka, Jun Suda, Tsunenobu Kimoto (Kyoto Univ.) EID2014-14 SDM2014-109 |
We fabricated $langle$100$rangle$, $langle$110$rangle$, $langle$111$rangle$, and $langle$112$rangle$ p-channel Gate-All-... [more] | EID2014-14 SDM2014-109 pp.7-11 |
| SAT, RCS (Joint) |
2014-08-20 15:50 |
Kochi | Kochi City Cultura-Plaza CUL-PORT | Evaluation of Super High Bit Rate Massive MIMO Transmission Using Higher Frequency Bands by Link Budget Jiyun Shen, Satoshi Suyama, Tatsunori Obara, Yukihiko Okumura (NTT DOCOMO) RCS2014-155 |
In order to realize the 5th generation (5G) mobile network with super high bit rate and capacity, we employee small cell... [more] | RCS2014-155 pp.97-102 |
| SDM, ED | 2009-02-27 09:50 |
Hokkaido | Hokkaido Univ. | Silicon Nanowire pMOSFETs and Single-Hole Transistors at Room Temperature under Uniaxial Strain YeonJoo Jeong, Chen Jiezhi, Takuya Saraya, Toshiro Hiramoto (Univ. of Tokyo) ED2008-234 SDM2008-226 |
Uniaxial strain effects on NW pFET and SHT are investigated. In the NW pFET, considerably larger current modulation tha... [more] | ED2008-234 SDM2008-226 pp.59-62 |
| SDM | 2008-06-09 16:50 |
Tokyo | An401・402, Inst. Indus. Sci., The Univ. of Tokyo | Inversion-Layer Capacitance and Low-Field Mobility Characteristics in Si(110) pMOSFETs Masumi Saitoh, Shigeki Kobayashi, Ken Uchida (Toshiba) SDM2008-46 |
Basic transport properties of Si (110) pMOSFETs are systematically investigated. Inversion-layer capacitance of (110) p... [more] | SDM2008-46 pp.23-27 |
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