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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 11 of 11  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
NC, IBISML, IPSJ-BIO, IPSJ-MPS [detail] 2023-06-30
Okinawa OIST Conference Center
(Primary: On-site, Secondary: Online)
Exploring Regioselective Catalysts with Hierarchical Bandits
Hongyuan Guo, Koji Tabata, Yoshihiro Matsumura, Tamiki Komatsuzaki (Hokkaido Univ.) NC2023-17 IBISML2023-17
In selective chemical reactions, controlling the reaction site is crucial in synthetic organic chemistry. This study foc... [more] NC2023-17 IBISML2023-17
RCS 2023-04-13
Shimane Matsue New Urban Hotel, and online
(Primary: On-site, Secondary: Online)
[Invited Lecture] Development of millimeter-wave wireless communication systems for the Tokaido Shinkansen
Yoshihiro Matsumura, Takeshi Nishiyama, Tomoyuki Tange, Eishi Sasaki (JR-Tokai), Hiroyuki Igura, Tomoki Arakawa (NEC), Yukitoshi Sanada (Keio-U) RCS2023-6
The Tokaido Shinkansen uses digital LCX train radio for communication between control center and train crews. We have be... [more] RCS2023-6
Tokyo Takanawa Campus, Tokai Univ.
(Primary: On-site, Secondary: Online)
[Invited Talk] Development of wireless communication devices and antennas for the Tokaido Shinkansen
Yoshihiro Matsumura, Tomoyuki Tange, Takeshi Nishiyama, Eishi Sasaki (JR-Central), Kengo Nishimoto, Hiroyuki Akutsu (Mitsubishi Electric), Hiroyuki Igura, Tomoki Arakawa (NEC), Yukitoshi Sanada (Keio) SR2022-77
This paper outlines the development process of a new type of electrostatic antenna and millimeter-wave train radio for t... [more] SR2022-77
RCS 2022-04-21
Osaka Osaka University, and online
(Primary: On-site, Secondary: Online)
The method of using reflectors for expansion of communication area of the Millimeter-wave train radio
Taiki Shirai, Tomoyuki Tange, Yoshihiro Matsumura (JR Central), Hiroyuki Igura, Tomoki Arakawa (NEC) RCS2022-5
The Tokaido Shinkansen will use the millimeter-wave system, which enables large-capacity communication, as the next trai... [more] RCS2022-5
AP 2022-02-17
Online Online [Invited Lecture] A study on Low profile Shinkansen antenna for overhead line voltage detection and wireless communication
Hidetoshi Makimura, Kengo Nishimoto, Hitoyuki Akutsu, Nishioka Yasuhiro, Yoshio Inasawa (Mitsubishi Electric Corp.), Yoshihiro Matsumura, Takeshi Nishiyama (JR Central) AP2021-162
 [more] AP2021-162
RCS 2021-04-23
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
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
Kagawa Sunport Hall Takamatsu [Invited Lecture] Vehicle Penetration Loss Characteristics for the shinkansen from 2GHz to 28GHz Bands
Minoru Inomata, Tetsuro Imai, Kazushi Muraoka, Nobuhide Nonaka, Satoshi Suyama, Koshiro Kitao, Yukihiko Okumura, Takahiro Asai (NTT DOCOMO, INC), Yoshihiro Matsumura (Central Japan Railway Company) AP2019-168
Mobile telephone operators around the world are now working hard to introduce 5G services. With 5G, 3.7, 4.5, 28 GHz ban... [more] AP2019-168
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
Saga Saga Univ. [Invited Lecture] Measures against rain and snow and performance evalation of overhead wire voltage detection and wireless communication antennna for the Shinkansen
Yoshihiro Matsumura, Takeshi Nishiyama, Eishi Sasaki (JR Central), Kengo Nishimoto, Hiroyuki Akutsu (Mitsubishi Electric Corp.), Yukitoshi Sanada (Keio Univ.) AP2019-114 RCS2019-206
Reducing train noise in high-speed railways is an important issue. The antenna installed on the roof of the leading car ... [more] AP2019-114 RCS2019-206
pp.47-52(AP), pp.19-24(RCS)
Saga Saga Univ. [Invited Lecture] Miniaturization of the Shinkansen antenna for overhead line voltage detection and wireless communication
Kengo Nishimoto, Hiroyuki Akutsu, Yasuhiro Nishioka, Naofumi Yoneda (Mitsubishi Electric), Yoshihiro Matsumura, Eishi Sasaki, Takeshi Nishiyama (JR Central) AP2019-115 RCS2019-207
The Shinkansen antenna for overhead line voltage detection and wireless communication antenna has both the function of d... [more] AP2019-115 RCS2019-207
pp.53-58(AP), pp.25-30(RCS)
 Results 1 - 11 of 11  /   
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