Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
IN, NS (Joint) |
2025-03-06 09:45 |
Okinawa |
Okinawa Industry Support Center (Okinawa) |
Development of a Prototype System for High-Function Routers in Railway Integrated Networks Satoko Ryuo, Yuta Hosokawa, Yuki Ogawa, Kazuki Nakamura (RTRI) |
(To be available after the conference date) [more] |
|
SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-14 11:15 |
Osaka |
Osaka University Nakanoshima Center + Online (Osaka, Online) (Primary: On-site, Secondary: Online) |
[Invited Talk]
Highly reliable communication network design using broadband wireless link and optical fiber networks
-- Toward the use of cyber-physical systems in infrastructure -- Kensuke IKeda, Akihiro Tanaka, Shun Morimura, Michifumi Miyashita (CRIEPI), Kazuki Nakamura, Satoko Ryuo (RTRI) RCC2023-21 NS2023-45 RCS2023-96 SR2023-44 SeMI2023-37 |
In critical infrastructures such as electric power and railroads, communication networks are indispensable for various s... [more] |
RCC2023-21 NS2023-45 RCS2023-96 SR2023-44 SeMI2023-37 pp.27-34(RCC), pp.63-70(NS), pp.83-90(RCS), pp.70-77(SR), pp.68-75(SeMI) |
AP, SANE, SAT (Joint) |
2022-07-27 09:50 |
Hokkaido |
Asahikawa Taisetsu Crystal Hall (Hokkaido, Online) (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Radio Propagation Characteristics for Train Operating Systems in Urban Area Izumi Kurita, Takayasu Kitano, Kazuki Nakamura (RTRI) AP2022-35 |
Wireless communication systems such a train radio system and CBTC have been upgraded and getting more broadband. It is m... [more] |
AP2022-35 pp.6-11 |
NS, SR, RCS, SeMI, RCC (Joint) |
2022-07-15 10:55 |
Ishikawa |
The Kanazawa Theatre + Online (Ishikawa, 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 (Osaka, 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] |
|
RCS |
2022-04-21 14:05 |
Osaka |
Osaka University, and online (Osaka, Online) (Primary: On-site, Secondary: Online) |
A Study on High-reliability Communication Platform using Public Mobile Networks for Railway Applications Masanori Ishino, Taku Suzuki, Yuichi Igarashi, Taishi Oomi, Kenzaburo Fujishima (Hitachi), Kazuki Nakamura, Takayasu Kitano (RTRI) RCS2022-1 |
Railway operators need to introduce DX applications that improve operational efficiency and need to reduce train operati... [more] |
RCS2022-1 pp.1-6 |
CQ, IMQ, MVE, IE (Joint) [detail] |
2022-03-11 15:40 |
Online |
Online (Zoom) (Online) |
A Media Access Control Based on SP-MAC Considering Range of Synchronization in Wireless Multi-hop Environment Kazuki Nakamura, Hiroyasu Obata, Chisa Takano, Kenji Ishida (Hiroshima City Univ.) CQ2021-132 |
In recent years, the applications for collecting information in the event of an emergency disaster using wireless multih... [more] |
CQ2021-132 pp.170-175 |
AP |
2022-02-17 10:50 |
Online |
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 |
RCS |
2021-04-23 13:00 |
Online |
Online (Online) |
[Invited Lecture]
Evaluation of propagation characteristics of millimeter wave band along the railway. Yoshihiro Matsumura, Tomoyuki Tange, Eishi Sasaki (JR-Central), Koki Iwamoto, Kazuki Nakamura (RTRI), Yukitoshi Sanada (Keio Univ.) RCS2021-14 |
Relatively low-speed communications such as voice communication and data communication of a few Mbps have been used for ... [more] |
RCS2021-14 pp.66-71 |
RCS |
2021-04-23 13:45 |
Online |
Online (Online) |
[Invited Talk]
Utilization of Radio Communication System for Train Operation Kazuki Nakamura, Takayasu Kitano (RTRI) RCS2021-15 |
In railways, wireless communication systems are indispensable for the transmission of information related to train opera... [more] |
RCS2021-15 pp.72-77 |
RCS, AP, UWT (Joint) |
2020-11-26 15:40 |
Online |
Online (Online) |
Measures result and simulation evaluation of 45GHz band millimeter wave propagation characteristics in the curve section of railway Yoshihiro Matsumura, Tomoyuki Tange, Takeshi Nishiyama (JR-Central.), Hiroyuki Igura, Tomoki Arakawa (NEC), Kouki Iwamoto, Kazuki Nakamura (RTRI), Yukitoshi Sanada (Keio Univ.) RCS2020-129 |
For mobile communication between ground and vehicles on railways, voice channel and several Mbps data transmission by wi... [more] |
RCS2020-129 pp.104-109 |
NS |
2020-10-07 10:20 |
Online |
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 |
NS |
2020-10-07 14:05 |
Online |
Online (Online) |
[Invited Talk]
Research and Development of Information and Telecommunication Systems in Railway Kazuki Nakamura (RTRI) NS2020-61 |
In Japan, the railway communication systems have been introduced for safely operating trains since the opening of the ra... [more] |
NS2020-61 pp.35-40 |
SANE |
2020-08-28 15:10 |
Online |
Online (Online) |
[Special Talk]
Research and development on obstacle detection in railways Kazuki Nakamura (RTRI) SANE2020-25 |
[more] |
SANE2020-25 pp.25-28 |
SR, NS, SeMI, RCC, RCS (Joint) |
2020-07-10 13:55 |
Online |
Online (Online) |
Field Trial of Millimeter Wave Local Network System based on RoF Technology in Railway Environment Hikaru Kawasaki, Kazuo Ibuka, Azril Haniz, Takeshi Matsumura, Fumihide Kojima (NICT), Daiki Shibahara, Kenichiro Kamohara, Fumitoshi Abe, Reiji Ishima, Shimpei Toyoda, Youichi Watanabe, Takashi Sugawara (JR-EAST), Shogo Ogawa, Daisuke Yamaguchi, Koki Iwamoto, Kazuki Nakamura (RTRI) RCS2020-75 |
For mobile vehicles like trains and automobiles, it is important for local operators to efficiently deploy linear cells ... [more] |
RCS2020-75 pp.99-104 |
RCS |
2020-04-23 10:35 |
Online |
Online (Online) |
Demonstration Experiment of Virtual Pre-Connection Scheme for Trains with Millimeter Wave Railway Linear Cell Kazuo Ibuka, Hikaru Kawasaki, Azril Haniz, Takeshi Matsumura, Fumihide Kojima (NICT), Daiki Shibahara, Kenichiro Kamohara, Fumitoshi Abe, Reiji Ishima (JR-EAST), Shogo Ogawa, Daisuke Yamaguchi, Koki Iwamoto, Kazuki Nakamura (RTRI) RCS2020-2 |
In the fifth generation mobile communication system (5G), the use of small cells in the super high frequency (SHF) band ... [more] |
RCS2020-2 pp.7-11 |
NS, IN (Joint) |
2020-03-05 09:50 |
Okinawa |
Royal Hotel Okinawa Zanpa-Misaki (Okinawa) (Cancelled but technical report was issued) |
Throughput Performance Evaluation of SP-MAC based on the Synchronization Phenomena of Coupled Oscillators in Wireless Multi-hop Environment Considering Capture Effect Kazuki Nakamura, Yoshiki Miura, Hiroyasu Obata, Chisa Takano, Kenji Ishida (Hiroshima City Univ.) IN2019-78 |
In order to avoid data frame collisions, a media access control method based on synchronized phenomena of coupled oscill... [more] |
IN2019-78 pp.13-18 |
CPM |
2019-11-07 15:00 |
Fukui |
Fukui univ. (Fukui) |
Annealing effects on the properties of nitrogen doped DLC films Hiroya Osanai, Kazuki Nakamura, Haruto Koriyama, Yasuyuki Kobayashi, Yoshiharu Enta, Yushi Suzuki (Hirosaki Univ.), Maki Suemitsu (Tohoku Univ.), Hideki Nakazawa (Hirosaki Univ.) CPM2019-46 |
We have prepared nitrogen doped diamond-like carbon (N-DLC) films by plasma-enhanced chemical vapor deposition using H2 ... [more] |
CPM2019-46 pp.9-14 |
RCS |
2019-04-18 15:20 |
Hokkaido |
Noboribetsu Grand Hotel (Hokkaido) |
[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. (Tokyo) |
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 |