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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| PN | 2023-08-29 13:00 |
Hokkaido | (Primary: On-site, Secondary: Online) |
[Invited Talk]
Development of wireless-optical fusion communication systems for ultra-broadband beyond-5G wireless network Hiroshi Murata, Yui Otagaki (Mie Univ.), Ken-ichi Kashima, Ryotaro Manabe (Hitachi Kokusai Electric), Atsunobu Ota (Kyoto Semiconductor), Takehiro Tsuritani, Kosuke Nishimura, Hidenori Takahashi, Hotaka Hayashi (KDDI Research), Yukihiko Suga, Bekkali Abdelmoula, Michikazu Hattori, Yuichiro Hara (Toyo Electric)  PN2023-20 |
In the next generation (Beyond-5G/6G) wireless mobile communication systems, advanced performances for high-speed data t... [more] | PN2023-20 pp.19-22 |
| RCS, SR, SRW (Joint) |
2023-03-03 16:10 |
Tokyo | Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Spectrum Sharing 5G System Using Heterogeneous Wireless Communication System Keiichi Mizutani, Hiroshi Harada (Kyoto Univ.), Masayuki Ishizaki, Kiyoshi Yamamoto, Masahiro Asano (Hitachi Kokusai Electric Inc.) SRW2022-67 |
[more] | SRW2022-67 pp.106-111 |
| SANE | 2022-12-15 13:00 |
Nagasaki | Nagasaki Public Hall (Primary: On-site, Secondary: Online) |
[Special Talk]
Study and demonstration of a ground-to-vehicle communication system for high-speed rail using milli-meter wave and THz
-- New infrastructure applications beyond the milli-meter wave -- Nobuhiko Shibagaki, Yosuke Satoh, Takeru Nemoto, Kenichi Kashima (Hitachi Kokusai Electric) SANE2022-64 |
[more] | SANE2022-64 pp.13-17 |
| PN, MWP, EMT, PEM, IEE-EMT [detail] | 2022-01-28 17:00 |
Online | Online | Manufacture and evaluation of W-band Cassegrain antenna using a metal 3D printer Yosuke Sato, Nobuhiko Shibagaki, Ryotaro Manabe, Kenichi Kashima (HIKE) PN2021-51 EMT2021-67 MWP2021-56 |
At large airports where frequent takeoffs and landings occur, the runway may be temporarily closed due to the effects of... [more] | PN2021-51 EMT2021-67 MWP2021-56 pp.101-104 |
| SANE | 2022-01-19 15:00 |
Tokyo | ENRI (Primary: On-site, Secondary: Online) |
[Special Talk]
Radar Cross Section simulation for Foreign Object Debris Detection System using 90-GHz Band
-- RCS and detection rate of metallic objects with low rotational symmetry -- Nobuhiko Shibagaki (Hitachi Kokusai) SANE2021-95 |
[more] | SANE2021-95 pp.68-71 |
| SRW | 2020-06-29 11:45 |
Online | Online | A Study on High-speed Reception Gain Control Method for Immediate Synchronization Signal Analysis of VHF-band Broadband Mobile Communication System Masayuki Ishizaki, Kiyoshi Yamamoto, Tatsuya Abe, Masahiro Asano (Hitachi Kokusai Electric Inc.), Keiichi Mizutani, Hiroshi Harada (Kyoto Univ.) SRW2020-6 |
In this report, we propose a high-speed reception gain control method for a real-time delay profile analysis using a syn... [more] | SRW2020-6 p.15 |
| RCS | 2019-04-18 09:55 |
Hokkaido | Noboribetsu Grand Hotel | RCS simmulation for 90GHz-band Linear Cell Radar System for Railway and Runway Surveillance System
-- Advanced Wireless System with Radio over fiber and Millimeter-wave Technology -- Nobuhiko Shibagaki (Hitachi Kokusai Electric) RCS2019-2 |
We are studying a foreign object debris detection radar for airport runway and railway track monitoring using the 90 GHz... [more] | RCS2019-2 pp.7-10 |
| RCS | 2019-04-18 15:20 |
Hokkaido | Noboribetsu Grand Hotel | [Invited Lecture]
Field test of Railway Radiocommunication Systems between Train and Trackside with 100 GHz-band Millimeter-wave Kazuki Nakamura, Nagateru Iwasawa, Nariya Iwaki, Keiichi Takeuchi, Kunihiro Kawasaki (RTRI), Nobuhiko Shibagaki, Katsuya Yanatori, Yosuke Sato, Masato Fujii, Kenichi Kashima (Hitachi Kokusai), Atsushi Kanno, Naokatsu Yamamoto (NICT), Tetsuya Kawanishi (NICT/Waseda Univ.) RCS2019-10 |
Recently, the broadband communications between train and trackside are required. Therefore, the authors are developing a... [more] | RCS2019-10 p.45 |
| MWP | 2018-11-26 14:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Gbit/s-class Railway Radio Communication System for High-Speed Train System using 100GHz band Yosuke Sato, Katsuya Yanatori, Ryoki Haramoto, Kenichi Kashima, Nobuhiko Shibagaki (Hitachi Kokusai Electric Inc.) MWP2018-44 |
We are proposing a new communication system with a combination of radio over technology and W-band millimeter wave wirel... [more] | MWP2018-44 pp.5-8 |
| RCS, AP (Joint) |
2018-11-20 10:45 |
Okinawa | Okinawa Industry Support Center | Field Experiment in the NLoS(Non-Line-of-Site) Due to the Forest using VHF Band Broadband Mobile Communication System Kei Yanagisawa, Masayuki Ishizaki, Tatsuya Abe, Kiyoshi Yamamoto, Katsunori Ikeda, Yusuke Takahashi, Junya Dosaka, Masahiro Asano, Kazue Kato (Kokusai), Hiroshi Harada, Takeshi Matsumura, Keiichi Mizutani (KU) RCS2018-180 |
[more] | RCS2018-180 pp.13-18 |
| AP (2nd) |
2018-05-30 15:20 |
Overseas | The University of Da nang, University of Science and Technology | Current Rejection Characteristics of Coaxially Fed Antenna with Choke Structure Using Composite Right/Left-Handed Coaxial Line Takatsugu Fukushima, Naobumi Michishita, Hisashi Morishita (National Defense Academy), Naoya Fujimoto (Hitachi Kokusai Electric) |
A coaxially fed antenna with a choke structure composed of a composite right/left-handed coaxial line (CRLH CL) has been... [more] | |
| RCS | 2018-04-24 11:15 |
Yamaguchi | Hotel New Tanaka, Yuda Onsen | 90GHz-band Linear Cell Radar System for Runway Surveillance System using Radio over Fiber Technology (I)
-- Advanced Wireless System with Radio over fiber and Millimeter-wave Technology- -- Nobuhiko Shibagaki, Yosuke Sato, Kennichi Kashima (Hitachi Kokusai) RCS2018-19 |
[more] | RCS2018-19 pp.97-102 |
| AP | 2018-04-20 10:55 |
Tokyo | Hachijomachi-Shokokai | Planar Sleeve Antenna Composed of Right/Left-Handed Transmission Line Takatsugu Fukushima, Naobumi Michishita, Hisashi Morishita (National Defense Academy), Naoya Fujimoto (Hitachi Kokusai Electric) AP2018-7 |
A choke structure is necessary to reduce the leakage current of a sleeve antenna, however, the size of the antenna becom... [more] | AP2018-7 pp.33-36 |
| RCS, SR, SRW (Joint) |
2018-03-02 16:55 |
Kanagawa | YRP | Development of the small-sized radio equipment for multihop relay VHF band broadband mobile communication systems Kei Yanagisawa, Kiyoshi Yamamoto, Tatsuya Abe, Masayuki Ishizaki, Shota Tobinaga, Nobuto Toguchi, Junya Dosaka, Masahiro Asano, Kazue Kato (Kokusai) RCS2017-404 |
The radio equipment for conventional VHF broadband mobile communication systems needed a plural radio equipment per 1 ba... [more] | RCS2017-404 pp.475-480 |
| RCS | 2017-10-20 16:10 |
Miyagi | Tohoku Institute of Technology | Development of the ground-to-train communication system using 90GHz band Millimeter-wave Kazuki Nakamura, Kunihiro Kawasaki, Nagateru Iwasawa (RTRI), Nobuhiko Shibagaki, Yosuke Sato, Kenichi Kashima (Hitachi Kokusai) RCS2017-200 |
Recently, broadband communications such as the video transmission and Internet service are required between the ground a... [more] | RCS2017-200 pp.177-180 |
| PEM (2nd) |
2017-09-04 14:55 |
Miyagi | Tohoku Univ. | [Invited Talk]
Evaluation for Radar Cross Section of Runway Lights Using 90GHz-band Linear Cell Radar System
-- Advanced Wireless System with Radio over fiber and millimeter-wave Technology -- Nobuhiko Shibagaki, Yousuke Sato, Kenichi Kashima (Hitachi Kokusai) |
[more] | |
| MWP | 2017-05-11 13:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Invited Talk]
VHF-band Broadband Fixed Wireless systems to Resolve Digital Divides Masahiro Asano, Jyunya Dosaka, Kenichi Kashima, Nobuhiko Shibagaki, Kazue Kato (Hitachi Kokusai) MWP2017-2 |
[more] | MWP2017-2 pp.7-11 |
| RCS | 2017-04-24 14:25 |
Kagawa | Kotohira Onsen Kotosankaku | [Invited Lecture]
W-Band Next Generation Railway Radiocommunication System for High-Speed Train and Their International Standardization Activities
-- Advanced Wireless System with Radio over fiber and millimeter-wave Technology -- Nobuhiko Shibagaki, Yousuke Sato, Kyosuke Ishikawa, Kennichi Kashima (Hitachi Kokusai) RCS2017-10 |
[more] | RCS2017-10 pp.45-50 |
| OPE, MW, EMT, MWP, EST, IEE-EMT [detail] | 2016-07-21 11:35 |
Hokkaido | [Invited Talk]
10GbE Data Connectivity over a Converged Radio-over-Fiber and Millimeter-wave Links Abdelmoula Bekkali, Takashi Kobayashi, Kosuke Nishimura (KDDI Labs.), Nobuhiko Shibagaki (Hitachi Ltd.), Kenichi Kashima, Yosuke Sato (Hitachi Kokusai Electric) EMT2016-9 MW2016-40 OPE2016-21 EST2016-10 MWP2016-11 |
[more] | EMT2016-9 MW2016-40 OPE2016-21 EST2016-10 MWP2016-11 pp.19-23 |
|
| AP, SAT, SANE (Joint) |
2016-07-21 14:25 |
Hokkaido | Otaru port marina | Sleeve Antenna with Left-handed Choke Structure Takatsugu Fukushima, Naobumi Michishita, Hisashi Morishita (National Defense Academy), Naoya Fujimoto (Hitachi Kokusai Electric) AP2016-50 |
In this paper, the composite right/left-handed (CRLH) transmission line has been applied to a choke structure of the sle... [more] | AP2016-50 pp.79-82 |
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