Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
ED, MW |
2024-01-26 15:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
[Invited Talk]
Ultra-high-speed analog front-end ICs for optical and wireless communications using InP compound semiconductors Teruo Jyo, Munehiko Nagatani, Hiroshi Hamada, Hitoshi Wakita, Ibrahim Abdo, Daisuke Kitayama, Adam Pander, Yuta Shiratori, Miwa Mutoh, Takuya Tsutsumi, Hiroyuki Takahashi (NTT) ED2023-81 MW2023-173 |
To accommodate the demand for higher speed and larger capacity networks due to the continuous increase in communication ... [more] |
ED2023-81 MW2023-173 pp.81-86 |
RCS, SR, SRW (Joint) |
2022-03-03 10:45 |
Online |
Online |
Radio Video Transmission Experiments Using Shinkansen Test Train Running at 360 km/h toward 5G Evolution Nobuhide Nonaka, Satoshi Suyama, Tatsuki Okuyama, Hama yuto, Daisuke Kitayama, Takahiro Asai (NTT DOCOMO), Kenichiro Kamohara, Fumitoshi Abe, Reiji Ishima (JR East) RCS2021-273 |
[more] |
RCS2021-273 pp.120-125 |
RCS, NS (Joint) |
2021-12-17 10:35 |
Nara |
Nara-ken Bunka Kaikan and Online (Primary: On-site, Secondary: Online) |
Evaluation of the Effectiveness of Metasurface, FSS, and Relay Station Technologies for Improving Indoor Areas in the High Frequency Band Jun Tsuboi (DOCOMO), Takeshi Motegi, Osamu Kagaya (AGC), Daisuke Kitayama (NTT), Kensuke Miyachi, Takahiro Asai (DOCOMO) RCS2021-187 |
In order to further utilize the high frequency band represented by millimeter wave, it is one of the issues to construct... [more] |
RCS2021-187 pp.63-68 |
AP, RCS (Joint) |
2021-11-12 09:30 |
Nagasaki |
NBC-Bekkan (Nagasaki) (Primary: On-site, Secondary: Online) |
Experimental Trials Using Shinkansen Test Train Running at 360 km/h toward 5G Evolution Nobuhide Nonaka, Satoshi Suyama, Tatsuki Okuyama, Yuto Hama, Daisuke Kitayama, Takahiro Asai (NTT DOCOMO), Shoji Itoh (Ericsson Japan), Anders Carlsson, Johan Furuskog, Magnus Wikstrom, Qiang Zhang (Ericsson), Kenichiro Kamohara, Fumitoshi Abe, Reiji Ishima (JR EAST) RCS2021-166 |
[more] |
RCS2021-166 pp.118-123 |
RCS, SR, SRW (Joint) |
2021-03-05 16:30 |
Online |
Online |
[Invited Lecture]
Reconfigurable Intelligent Surface Aided Coverage Enhancement towards 5G Evolution and 6G Yuto Hama, Daisuke Kitayama (NTT DOCOMO) SRW2020-81 |
For further the development of the mobile communication systems towards 5G evolution and 6G, broadband transmission usin... [more] |
SRW2020-81 pp.98-103 |
SR, NS, SeMI, RCC, RCS (Joint) |
2020-07-09 13:25 |
Online |
Online |
Considerations on Accuracy Improvement in DOA Estimation Using Deep Learning Yuya Kase, Takanori Sato, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.), Daisuke Kitayama, Yoshihisa Kishiyama (NTT DOCOMO) RCC2020-5 NS2020-34 RCS2020-68 SR2020-13 SeMI2020-5 |
Direction of arrival (DOA) estimation of radio waves using a various types of array antennas are generally classified in... [more] |
RCC2020-5 NS2020-34 RCS2020-68 SR2020-13 SeMI2020-5 pp.19-24(RCC), pp.19-24(NS), pp.61-66(RCS), pp.25-30(SR), pp.13-18(SeMI) |
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) |
AP |
2020-02-20 13:30 |
Shizuoka |
Shizuoka Univ. Hamamatsu Campus |
[Invited Lecture]
Downlink Performance and Signal Reception Characteristics using Distributed Vehicle Glass Mounted Antenna for 28 GHz Band in Urban Environment Minoru Inomata, Tetsuro Imai, Daisuke Kitayama, Takahiro Asai (NTT DOCOMO, INC), Hideaki shoji, Shoichi Takeuchi, Kiyoshi Nobuoka, Toshiki Sayama, Takeshi Motegi, Osamu Kagaya (AGC) AP2019-181 |
In fifth generation mobile communications system (5G), 28 GHz band is used and the application for cellular-V2X using 5G... [more] |
AP2019-181 pp.1-6 |
SeMI, RCS, NS, SR, RCC (Joint) |
2019-07-11 13:55 |
Osaka |
I-Site Nanba(Osaka) |
A Study on Close DOA Estimation with Deep Learning Yuya Kase, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.), Daisuke Kitayama, Yoshihisa Kishiyama (NTT DOCOMO) RCC2019-39 NS2019-75 RCS2019-132 SR2019-51 SeMI2019-48 |
Direction of arrival (DOA) estimation of radio waves is applicable to localization of users in mobile communication and ... [more] |
RCC2019-39 NS2019-75 RCS2019-132 SR2019-51 SeMI2019-48 pp.133-138(RCC), pp.159-164(NS), pp.155-160(RCS), pp.165-170(SR), pp.147-152(SeMI) |
RCS |
2019-04-19 11:20 |
Hokkaido |
Noboribetsu Grand Hotel |
A Study on DOA Estimation Using Deep Learning Yuya Kase, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.), Daisuke Kitayama, Yoshihisa Kishiyama (NTT DOCOMO) RCS2019-17 |
Direction of arrival (DOA) estimation of radio waves is applicable to
localization of users in mobile communication and... [more] |
RCS2019-17 pp.79-84 |
RCS, AP (Joint) |
2018-11-22 17:20 |
Okinawa |
Okinawa Industry Support Center |
Downlink Performance using Vehicle Glass Mounted Antenna for 28 GHz Band in High Mobility Environment Minoru Inomata, Tetsuro Imai, Daisuke Kitayama (NTT DOCOMO, INC), Toshiki Sayama, Osamu Kagaya, Hideaki Shoji, Shoichi Takeuchi, Kiyoshi Nobuoka (AGC INC) AP2018-144 |
[more] |
AP2018-144 pp.237-242 |
SDM |
2010-06-22 13:45 |
Tokyo |
An401・402 Inst. Indus. Sci., The Univ. of Tokyo |
High Temperature Rapid Thermal Annealing of Rare-Earth Oxides Dielectrics for Highly Scaled Gate Stack of EOT=0.5 nm Daisuke Kitayama, Tomotsune Koyanagi, Kuniyuki Kakushima, Parhat Ahmet, Kazuo Tsutsui, Akira Nishiyama, Nobuyuki Sugii, Kenji Natori, Takeo Hattori, Hiroshi Iwai (Tokyo Inst. of Tech.) SDM2010-41 |
A direct contact of high-k/Si substrate (without SiO<sub>2</sub> interfacial layer structure) is required for achieving ... [more] |
SDM2010-41 pp.43-48 |
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