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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 46  /  [Next]  
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
SANE 2022-07-01
16:05
Ibaraki
(Primary: On-site, Secondary: Online)
EM Simulation of Radar Cross Section for non-rotationally Symmetric Shapes in the THz-band -- Fundamental Study for the Realization of THz-band Radar and Communication System (1) --
Nobuhiko Shibagaki, Takeru Nemoto, Yosuke Sato, Ryotaro Manabe, Kenichi Kashima (Hitachi Kokusai Electric) SANE2022-18
A radar system using the frequency range from 300 GHz to 1 THz is being considered an advanced type of runway foreign ob... [more] SANE2022-18
pp.16-20
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
SANE 2021-01-29
14:35
Online Online Detection probability estimation of foreign object debris detection system based on 96 GHz millimeter-wave radar system -- Evaluation based on airport measurement and radar cross section measurement --
Shunichi Futatsumori, Naruto Yonemoto (ENRI), Nobuhiko Shibagaki, Yosuke Sato, Kenichi Kashima (Hitachi Kokusai) SANE2020-53
 [more] SANE2020-53
pp.78-83
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
MW, ED 2019-01-17
11:00
Tokyo Hitachi, Central Research Lab. [Special Talk] Study of Runway Surveillance Radar System and Railway Radio Communication System using 90/100GHz band and the recent trend of international standardization -- Advanced Wireless System with Radio over fiber and Millimeter-wave Technology --
Nobuhiko Shibagaki (Hitachi kokusai) ED2018-72 MW2018-139
 [more] ED2018-72 MW2018-139
pp.17-22
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
MWP 2018-11-26
15:35
Tokyo Kikai-Shinko-Kaikan Bldg. Field trial of radio-over-fiber-connected millimeter-wave radar system in Malaysia
Atsushi Kanno, Naokatsu Yamamoto (NICT), Sevia Mahdaliza Idrus, Nor Hisham Kahim (UTM), Kei Akama, Tetsuya Kawanishi (Waseda U), Nobuhiko Shibagaki, Kenichi Kashima (HIKE) MWP2018-46
Evaluation test in various conditions is indispensable for the dissemination of radio-over-fiber-based millimeter-wave r... [more] MWP2018-46
pp.13-16
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
EST, MW, OPE, MWP, EMT, IEE-EMT, THz [detail] 2018-07-19
11:50
Hokkaido   90GHz-band Linear Cell Radar System for Runway Surveillance System and Radar Cross Section Simulation of Target -- Advanced Wireless System with Radio over fiber and Millimeter-wave Technology --
Nobuhiko Shibagaki, Yousuke Sato, Kenichi Kasima (Hitachi Kokusai) EMT2018-11 MW2018-26 OPE2018-14 EST2018-9 MWP2018-10
 [more] EMT2018-11 MW2018-26 OPE2018-14 EST2018-9 MWP2018-10
pp.27-32
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
AP 2018-03-08
13:45
Gunma Hotel Ichii (Kusatsu, Gunma) Sleeve Antenna Composed of Two Different Configuration of Right/Left-Handed Coaxial Lines
Takatsugu Fukushima, Naobumi Michishita, Hisashi Morishita (National Defense Academy), Naoya Fujimoto (Hitachi Kokusai Electric) AP2017-191
A small sleeve antenna composed of right/left-handed Coaxial lines (CRLH CLs) is proposed and of which characteristics a... [more] AP2017-191
pp.1-4
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
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