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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 18 of 18  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
EMT, IEE-EMT 2022-11-18
11:10
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
Phase measurement and adjustment of reflector antenna with beam waveguide feeds
Shin-ichi Yamamoto, Hiroto Ado, Ryuya Seki, Yasuhiro Nishioka (Mitsubishi Electric Corp.) EMT2022-64
In recent years, the use of multiple 32-m class medium-sized reflector antennas arranged in an array configuration has b... [more] EMT2022-64
pp.111-116
SANE 2022-05-24
16:00
Kanagawa Information Technology R & D Center, MITSUBISHI Electric Corp.
(Primary: On-site, Secondary: Online)
Grid-loaded Step Reflector Antenna with TM01-Mode Excitation for Pencil Beam Radiation Pattern
Shin-ichi Yamamoto, Shuji Nuimura, Michio Takikawa (Mitsubishi Electric Corp.) SANE2022-12
A reflector antenna excited by the TM01 circular waveguide mode is being studied. Since the conventional reflector anten... [more] SANE2022-12
pp.61-66
EMT, IEE-EMT 2021-11-05
10:25
Online Online A Study on Compact Measurement Method of Bistatic Radar Cross Section Using Secondary Scattering Wave
Hiroshi Suenobu, Ryotaro Ohashi, Shin-ichi Yamamoto, Michio Takikawa, Yoshio Inasawa (Mitsubishi Electric) EMT2021-46
Measurements of bistatic radar cross section requires a broad measurement space to obtain desired angles, but it is some... [more] EMT2021-46
pp.94-97
CS 2021-07-15
15:20
Online Online Prototyping on the positioning system using surveillance cameras
Shin-ichi Yamamoto, Ryuji Kubota, Tetsuya Yokotani, Yuichi Tokunaga, Masashi Saito (KIT), Hironao Kawamura, Hayato Kanayama (Hokuriku Electric Power Company) CS2021-14
In this report, we describes the prototyping system on the positioning system using surveillance cameras. This system fe... [more] CS2021-14
pp.7-8
RCS, AP, UWT
(Joint)
2020-11-25
10:15
Online Online Grid-loaded Step Reflector Antenna with Coaxial-Mode Excitation
Shin-ichi Yamamoto, Shuji Nuimura, Michio Takikawa (Mitsubishi Electric Corp.) AP2020-75
A reflector antenna excited by TM01 circular waveguide mode is being studied. Since the conventional reflector antenna w... [more] AP2020-75
pp.11-16
CS 2020-07-17
11:20
Hokkaido Ripura(Rishiri Fuji)
(Primary: On-site, Secondary: Online)
Utilization of utility pole for IoT service
Shin-ichi Yamamoto, Tetsuya Yokotani, Yuichi Tokunaga, Masashi Saito (KIT), Hironao Kawamura, Hayato Kanayama (Hokuriku Electric Power Company) CS2020-25
In recent years, various IoT services have been actively discussed around the world. In this paper, we will discuss util... [more] CS2020-25
pp.45-46
AP, RCS
(Joint)
2019-11-21
10:15
Saga Saga Univ. Evaluation method of axial ratio using only the reflection coefficient of waveguide circular polarizer
Shin-ichi Yamamoto, Yuya Ida, Michio Takikawa (Mitsubishi Electric Corporation) AP2019-120
A circularly polarized feed circuit in a primary radiator of a reflector antenna is often required to have a low axial r... [more] AP2019-120
pp.81-86
AP 2018-10-18
14:05
Okayama Okayama Univ. A primary radiator horn antenna for rectangular reflector
Shin-ichi Yamamoto, Michio Takikawa (Mitsubishi Electric Corp.) AP2018-91
Reflector antennas have generally circular or elliptical rim. In the case of an onboard satellite antenna, a rectangular... [more] AP2018-91
pp.13-18
EMCJ, IEE-EMC, MW, EST [detail] 2015-10-22
10:55
Miyagi Sakura Hall, Katahira Campus, Tohoku Univ. A Coaxial OMT with TE21-Mode Coupler
Hidenori Yukawa, Shin-ichi Yamamoto, Tetsuya Katase, Shuji Nuimura, Naofumi Yoneda (Mitsubishi Ele. Corp.) EMCJ2015-63 MW2015-102 EST2015-73
Waveguide orthomode junction (OMJ) is one of key components of antenna feed systems for satellite communication. It work... [more] EMCJ2015-63 MW2015-102 EST2015-73
pp.23-28
RCS, SAT
(Joint)
2015-08-18
13:40
Fukuoka Fukuoka Univ. [Encouragement Talk] The satellite data transmission from marine and the future outlook -- With the aim of early detection of disaster --
Kazuyoshi Kawasaki (NICT), Shin-ichi Yamamoto, Yukihiro Terada (KNCT), Teruyuki Kato (ERI), Osamu Motohashi (JAXA), Gousei Hashimoto (SED), Yuichi Saida, Ryo Matsuzawa (Hitz) SAT2015-23
We carried out the data transmission experiment for GPS tsunami meter from marine buoy which is installed in offshore of... [more] SAT2015-23
pp.71-76
AP
(2nd)
2014-05-15
- 2014-05-16
Ishikawa The Kanazawa Theatre [Poster Presentation] Dual Frequency Techniques for Millimeter-Wave Satellite Communication during Rain Attenuation
Naresh Tripathi, Wataru Chujo (Meijo Univ.), Takeshi Manabe (Osaka Pref. Univ.), Shin-ichi Yamamoto (NICT)
One of the main limitations of satellite communication is power and bandwidth. This paper proposes dual frequency use te... [more]
RCS, SAT
(Joint)
2013-08-29
13:25
Nagano Shinshu Univ. Compact Reflector Antenna Using Backfire Primary Radiator for Mobile Satellite Communication System on Board Vessel
Shin-ichi Yamamoto, Shuji Nuimura, Tomohiro Mizuno, Yoshio Inasawa, Hiroaki Miyashita (Mitsubishi Electric) SAT2013-21
Recently, the demand for mobile broadband communications on aircrafts and ships has increased. There are a lot of worldw... [more] SAT2013-21
pp.1-5
SAT, RCS
(Joint)
2012-08-31
13:25
Kochi Kochi City Cultura-Plaza CUL-PORT Compact Reflector Antenna Using Backfire Primary Radiator for Satellite Communication System
Shin-ichi Yamamoto, Shuji Nuimura, Tomohiro Mizuno, Yoshio Inasawa, Hiroyuki Sato, Makio Tsuchiya (Mitsubishi Electric Corp.) SAT2012-30
Recently, the demand for mobile broadband communications on aircrafts and ships has increased. There are a lot of worldw... [more] SAT2012-30
pp.73-77
AP, SAT
(Joint)
2012-07-27
10:10
Hokkaido Hokkaido Univ. Optimum Element Size of Array-Fed Reflector Antennas for 100-Beam-Class Multibeam Communications Satellite
Yoshiyuki Fujino, Naokazu Hamamoto, Amane Miura, Teruaki Orikasa, Hiromitsu Wakana (NICT), Shin-ichi Yamamoto, Takashi Yanagi, Yoshio Inasawa, Masahiko Funada, Naoyuki Natori (Mitsubishi Electric Corp.) SAT2012-16
Mobile satellite communications systems using 100-beam-class multibeam on-board antenna have been proposed and some of t... [more] SAT2012-16
pp.49-54
SAT, RCS
(Joint)
2010-08-27
10:50
Kagoshima Kagoshima Univ. Excitation Condition of Array-Fed Reflector Antennas for 100-Beam-Class Multibeam Communications Satellite
Yoshiyuki Fujino, Naokazu Hamamoto, Amane Miura, Teruaki Orikasa, Ryutaro Suzuki (NICT), Shin-ichi Yamamoto, Yoshio Inasawa, Izuru Naito, Masahiko Funada, Naoyuki Natori (Mitsubishi Electric Corp.) SAT2010-36
Mobile satellite communications systems using 100-beam-class multibeam on-board antenna have been proposed and some of t... [more] SAT2010-36
pp.41-46
AP, SAT
(Joint)
2010-07-22
14:25
Hokkaido Kitami Inst. Tech. A Ku Band Small Reflector Antenna for Satellite Communication System on board Vessel
Shin-ichi Yamamoto, Shuji Nuimura, Izuru Naito, Hiroyuki Sato, Makio Tsuchiya, Yoshihiko Konishi (Mitsubishi Electric Corp.) AP2010-57 SAT2010-18
Recently, the demand for mobile broadband communications on aircrafts or ships has increased. There are a lot of worldwi... [more] AP2010-57 SAT2010-18
pp.111-116(AP), pp.43-48(SAT)
SAT, SANE
(Joint)
2010-02-26
15:20
Tokyo NICT-Honbu Tradeoff Study on Array-Fed Reflector Antennas for 100-Beam-Class Multibeam Communication Satellite
Yoshiyuki Fujino, Naokazu Hamamoto, Amane Miura, Ryutaro Suzuki (NICT), Shin-ichi Yamamoto, Yoshio Inasawa, Izuru Naito, Yoshihiko Konishi, Naoyuki Natori (Mitsubishi Electric Corporation) SAT2009-59
Mobile satellite communications systems using 100-beam-class multibeam on-board antenna have been proposed and some of t... [more] SAT2009-59
pp.31-35
AP 2005-01-21
11:10
Saga Saga University Control of Complex Permittivity and Reflection Cancellation of a Slot Antenna by Installation of Air Holes in Post-Wall Waveguide
Yusuke Nakano, Shin-ichi Yamamoto, Jiro Hirokawa, Makoto Ando (Tokyo Tech)
 [more] AP2004-215
pp.31-36
 Results 1 - 18 of 18  /   
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