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All Technical Committee Conferences (Searched in: Recent 10 Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SANE, SAT (Joint) |
2025-03-06 10:50 |
Okinawa | Nago Civic Hall (Primary: On-site, Secondary: Online) |
Electromagnetic Field Simulation of RCS for Metallic Cylinders Thinner Than Wavelength for Runway Foreign Object Debris Detection Systems
-- Radar Cross Section Simulation for Runway Foreign Object Debris Detection Systems(1) -- Nobuhiko Shibagaki (KDE)  SANE2024-69 |
We are working on the practical implementation of a runway foreign object debris detection system. The objects to be det... [more] | SANE2024-69 pp.83-86 |
| OFT, OCS, IEE-CMN, ITE-BCT, CQ (Joint) [detail] |
2024-11-07 13:10 |
Kochi | Advanced FPU realizing co-channel full-duplex transmission. (Part1)
-- About the results of field test. -- Takehide Shibayama, Atsushi Iwashita, Ryo Okugawa (Mainichi Broadcasting System), Hiroki Kato, Tatsuhiro Nakada (Hitachi Kokusai Electric), Naoki Shimazaki (HYS Engineering Service), Hiroyuki Takesue, Daiki Hoshi, Mikio Fujikura (Hitachi Kokusai Electric) |
[more] | ||
| OFT, OCS, IEE-CMN, ITE-BCT, CQ (Joint) [detail] |
2024-11-07 13:35 |
Kochi | Advanced FPU realizing co-channel full-duplex transmission.(Part2)
-- About the principle of interference cancellation for full-duplex transmission -- Tatsuhiro Nakada, Hiroki Kato (Hitachi Kokusai Electric), Naoki Shimazaki (HYS Engineering Service), Hiroyuki Takesue, Daiki Hoshi, Mikio Fujikura (Hitachi Kokusai Electric), Takehide Shibayama, Atsushi Iwashita, Ryo Okugawa (Mainichi Broadcasting System) |
[more] | ||
| OFT, OCS, IEE-CMN, ITE-BCT, CQ (Joint) [detail] |
2024-11-07 14:00 |
Kochi | Advanced FPU realizing co-channel full-duplex transmission.(Part3)
-- About the wireless propagation environment for full-duplex transmission. -- Hiroki Kato, Tatsuhiro Nakada (Hitachi Kokusai Electric), Naoki Shimazaki (HYS Engineering Service), Hiroyuki Takesue, Daiki Hoshi, Mikio Fujikura (Hitachi Kokusai Electric), Takehide Shibayama, Atsushi Iwashita, Ryo Okugawa (Mainichi Broadcasting System) |
[more] | ||
| 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
-- 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] | |
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