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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| NS, SR, RCS, SeMI, RCC (Joint) |
2022-07-15 10:55 |
Ishikawa | The Kanazawa Theatre + Online (Primary: On-site, Secondary: Online) |
Study on the utilization of Public 5G for Railway Operations using Local 5G Kazuki Nakamura, Takayasu Kitano, Shogo Ogawa, Keiichi Takeuchi, Satoko Ryuo, Kunihiro Kawasaki (RTRI)  RCS2022-95 |
The wireless communication systems used to communicate between train crews and despatchers are necessary for railway ope... [more] | RCS2022-95 pp.128-133 |
| RCS | 2022-04-21 - 2022-04-22 |
Osaka | Osaka University, and online (Primary: On-site, Secondary: Online) |
Verification of the use of 5G in railway operations Kazuki Nakamura, Takayasu Kitano, Shogo Ogawa, Keiichi Takeuchi, Satoko Ryuo, Kunihiro Kawasaki (RTRI), Taishi Ohmi, Yoshinori Ohkura, Taichi Okumura, Shun Ichikawa (Hitachi) |
The wireless communication systems used to communicate between train crews and despatchers are necessary for railway ope... [more] | |
| AP | 2022-02-17 10:50 |
Online | Online | [Invited Lecture]
Radio Wave Propagation Characteristics of Millimeter-wave in Railway Environment Kazuki Nakamura, Nagateru Iwasawa, Koki Iwamoto, Yusuke Kawamura, Daisuke Yamaguchi, Takayasu Kitano, Kunihiro Kawasaki (RTRI), Shotaro Yoshida (JRSEC), Masaharu Takahashi (Chiba Univ.) AP2021-161 |
In railways, wireless communication systems are used to communicate between running trains and the ground. Therefore, it... [more] | AP2021-161 pp.16-19 |
| NS | 2020-10-07 10:20 |
Online | Online | A priority control method in integrated information network for train operation Satoko Ryuo, Akio Hada, Izumi Kurita, Kazuki Nakamura, Kunihiro Kawasaki (RTRI) NS2020-56 |
[more] | NS2020-56 pp.13-18 |
| 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 14:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Utilization of Microwave Millimeter wave and Photonics Technology in Railway Kazuki Nakamura, Kunihiro Kawasaki (RTRI) MWP2018-43 |
In Japan, the railway communication systems have been introduced for safely operating trains since the opening of the ra... [more] | MWP2018-43 pp.1-4 |
| EMT, EST, LQE, MWP, OPE, PEM, PN, IEE-EMT [detail] | 2018-01-25 15:35 |
Hyogo | [Invited Talk]
Utilization of the Radio over Fiber Technology in Railway Kazuki Nakamura, Kunihiro Kawasaki (RTRI) PN2017-77 EMT2017-114 OPE2017-155 LQE2017-137 EST2017-113 MWP2017-90 |
In the radio communication systems using railway, it is necessary to transmit information at the long distance from base... [more] | PN2017-77 EMT2017-114 OPE2017-155 LQE2017-137 EST2017-113 MWP2017-90 pp.231-234 |
|
| RCS | 2017-10-20 09:40 |
Miyagi | Tohoku Institute of Technology | Experiment of Relative Space Mapping Modulation in Railway Environment Satoshi Sasaki (Mitsubishi Electric), Nagateru Iwasawa, Kunihiro Kawasaki (RTRI), Shinji Masuda, Hiroyasu Sano, Atsushi Okamura (Mitsubishi Electric) RCS2017-188 |
Wireless communication for train control systems is required to increase a data transmission rate in order to improve th... [more] | RCS2017-188 pp.113-118 |
| 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 |
| RCS | 2017-10-20 16:50 |
Miyagi | Tohoku Institute of Technology | Propagation characteristics for viaduct and tunnel environments in 90 GHz band Hirokazu Sawada, Kentaro Ishizu, Fumihide Kojima, Hiroyo Ogawa (NICT), Kazuki Nakamura, Nagateru Iwasawa, Kouki Iwamoto, Kunihiro Kawasaki (RTRI), Nobuhiko Shibagaki (Hitachi Kokusai) RCS2017-202 |
[more] | RCS2017-202 pp.187-192 |
| RCS | 2017-04-24 14:00 |
Kagawa | Kotohira Onsen Kotosankaku | [Invited Lecture]
Overview of the Radio Communication Systems used for Railway Operation and Outlook for the Future Kunihiro Kawasaki (RTRI) RCS2017-9 |
[more] | RCS2017-9 p.43 |
| RCS, SR, SRW (Joint) |
2017-03-03 10:50 |
Tokyo | Tokyo Institute of Technology | Propagation characteristic for 90GHz band railway communication systems in a viaduct environment Hirokazu Sawada, Kentaro Ishizu, Fumihide Kojima, Hiroyo Ogawa (NICT), Nagateru Iwasawa, Kazuki Nakamura, Kunihiro Kawasaki (RTRI), Mitsuru Watanabe, Nobuhiko Shibagaki (HItachi) SRW2016-99 |
[more] | SRW2016-99 pp.171-176 |
| SRW | 2016-12-19 16:25 |
Tokyo | Tokyo City Univ., Setagaya Campus | [Panel Discussion]
The Ground-to-Train Communication using Millimeter-wave Kazuki Nakamura, Kunihiro Kawasaki (RTRI) SRW2016-67 |
The ground-to-train communication system has been introduced to communicate between the train crew and dispatcher. But i... [more] | SRW2016-67 pp.53-56 |
| MWP | 2015-11-27 13:40 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Invited Talk]
Millimeter-Wave Wireless Backhaul for High-Speed Rail using Radio over Fiber Technique Masaaki Shida, Nobuhiko Shibagaki (Hitachi), Tetsuya Kawanishi (NICT), Kunihiro Kawasaki (RTRI), Naruto Yonemoto (ENRI), Nobuo Suzuki (KDDI R&D Labs) MWP2015-53 |
[more] | MWP2015-53 pp.5-10 |
| MWP | 2015-05-25 15:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | An Study of the Reflection Characteristics of the Millimeter-wave on the Track Surface in Railways Kazuki Nakamura, Kunihiro Kawasaki, Daisuke Yamaguchi, Tomoki Kawamura (RTRI), Tetsunori Hattori, Akira Kurita (JR East), Shotaro Yoshida (JRSEC) MWP2015-8 |
The various field tests and simulations of the propagation characteristics of the millimeter wave in the railway environ... [more] | MWP2015-8 pp.41-44 |
| SAT, RCS (Joint) |
2014-08-19 15:00 |
Kochi | Kochi City Cultura-Plaza CUL-PORT | [Invited Lecture]
Trends on the use of radio communication technique in train control systems Kunihiro Kawasaki, Hiroyuki Sugahara (RTRI) SAT2014-31 RCS2014-143 |
Recently, new train control systems with the aid of radio communication systems have been developed and put to practical... [more] | SAT2014-31 RCS2014-143 pp.33-38(SAT), pp.25-30(RCS) |
| MWP | 2013-11-29 14:05 |
Tokyo | Railway Technical Research Institute | [Invited Talk]
Millimeter Wave Communication Systems for Railway Systems Yukiya Tateishi, Tetsunori Hattori (JR East), Kunihiro Kawasaki (RTRI) MWP2013-48 |
Many kinds of radio communication systems are utilized for train operations and passenger services in railway. In recent... [more] | MWP2013-48 pp.7-12 |
| MWP | 2013-11-29 15:40 |
Tokyo | Railway Technical Research Institute | 90GHz-band Sensing system using Radio over Fiber Technique
-- Key technology for realizing both wide cover area and high resolution -- Nobuhiko Shibagaki (Hitachi), Naruto Yonemoto (ENRI), Kunihiro Kawasaki (RTRI), Tetsuya Kawanishi (NICT) MWP2013-51 |
[more] | MWP2013-51 pp.23-27 |
| MWP | 2013-11-29 16:30 |
Tokyo | Railway Technical Research Institute | Radio Propagation Characteristics of the 90GHz Millimeter-Wave in Railway Environment Kazuki Nakamura, Kunihiro Kawasaki, Keiichi Takeuchi (RTRI), Naruto Yonemoto, Akiko Kohmura, Shunichi Futatsumori (ENRI) MWP2013-53 |
[more] | MWP2013-53 pp.33-38 |
| RCS | 2013-10-17 13:00 |
Tokyo | Sophia Univ. | The Field-Test Results of Mobile Wireless Communication Systems on 40GHz Frequency Band Kaoru Tsukamoto, Yasunori Kato, Shusaku Umeda, Nobuyuki Kawahara (Mitsubishi Electric), Hiroyuki Nagayama (MRI), Kunihiro Kawasaki, Kazuki Nakamura (RTRI), Hiroyuki Tsuji (NICT), Akihiro Okazaki, Fumio Ishizu (Mitsubishi Electric) RCS2013-149 |
A high speed mobile wireless communication system in the 40 GHz millimeter-wave band has been studied in aerospace field... [more] | RCS2013-149 pp.43-48 |
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