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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP, SAT (Joint) |
2014-07-24 16:00 |
Gifu | Gero Citizen Hall | [Tutorial Lecture]
Diversity techniques to compensate rain attenuation for millimeter-wave satellite communications Wataru Chujo (Meijo Univ.), Takeshi Manabe (Osaka Pref. Univ.), Shinichi Yamamoto (NICT)  AP2014-58 SAT2014-13 |
We introduce diversity techniques to compensate degradation of the satellite communication quality due to rainfall atten... [more] | AP2014-58 SAT2014-13 pp.57-60(AP), pp.7-10(SAT) |
| 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] | |
| SCE | 2013-10-02 14:00 |
Miyagi | Tohoku University, RIEC | Development of Submillimeter Heterodyne Receiver for Space Use Kenichi Kikuchi, Satoshi Ochiai, Yasuko Kasai, Hideo Sagawa (NICT), Takeshi Kuroda (Tohoku Univ.), Toshiyuki Nishibori (JAXA), Takeshi Manabe (Osaka Prefecture Univ.) SCE2013-21 |
Submillimeter signal from earth and planetary atmosphere provides us wealth of information about amount and spacial dist... [more] | SCE2013-21 pp.13-16 |
| SAT, SANE (Joint) |
2012-02-16 13:00 |
Mie | Analysis of Ka- and Ku-band satellite availability and frequency diversity during rain using duration time Takuya Teramoto, Wataru Chujo (Meijo Univ.), Takeshi Manabe (Osaka Prefecture Univ.), Shinichi Yamamoto (NICT) SAT2011-65 |
Availability and communication capacity of Ka- and Ku-band satellites during rain using duration time were analyzed. Fir... [more] | SAT2011-65 pp.1-6 |
|
| SAT | 2011-12-12 16:35 |
Aichi | Nagoya University | Comparison of Rain Attenuation for Frequency Diversity Using a Satellite with Ku-, Ka-Band and Millimeter-Wave Frequencies Naresh Tripathi, Ayumi Sato, Wataru Chujo (Meijo Univ.), Takeshi Manabe (Osaka Prefecture Univ.), Sin-ichi Yamamoto (NICT) SAT2011-60 |
In this paper, the attenuation of the Ka-band frequency during rain is calculated by time-series of measured attenuation... [more] | SAT2011-60 pp.125-130 |
| AP, SAT (Joint) |
2010-07-22 11:15 |
Hokkaido | Kitami Inst. Tech. | An Improvement of the Accurate Estimation Scheme of 1-min Rainfall Rate Statistics from the 1-min Rainfall Data Provided by the Japan Meteorology Agency Ryohei Jozaki, Takeshi Manabe (Osaka Prefecture Univ.), Shinichi Yamamoto (NICT), Wataru Chujo (Meijo Univ.) AP2010-53 |
It is important to predict rain attenuation statistics in designing wireless communication links. In predicting rain att... [more] | AP2010-53 pp.87-92 |
| SAT, SANE (Joint) |
2010-02-26 08:40 |
Tokyo | NICT-Honbu | Evaluation of in-orbit data from Superconducting Submillimeter-Wave Limb-Emission Sounder (JEM/SMILES) Satoshi Ochiai (NICT), Kenichi Kikuchi, Toshiyuki Nishibori (JAXA), Takeshi Manabe (Osaka Prefecture Univ.), Hiroyuki Ozeki (Toho Univ.), Yoshihisa Irimajiri (NICT), Ryota Sato (JAXA), Masato Shiotani (Kyoto Univ.) SANE2009-159 |
Superconducting Submillimeter-Wave Limb-Emission Sounder (SMILES) continues to observe stratospheric ozone and other min... [more] | SANE2009-159 pp.1-5 |
| AP | 2009-04-09 10:50 |
Osaka | Osaka Prefecture Univ. | Effects of Misalignment in the Quasioptical Feed System on the Far-Field Characteristics of the Offset Cassegrain Antenna for SMILES Yoshito Nakajima, Takeshi Manabe (Osaka Pref. Univ.), Toshiyuki Nishibori (JAXA), Satoshi Ochiai (NICT) AP2009-3 |
Now, in order to establish the techniques to monitor stratospheric ozone and ozone depleting molecules, JAXA (Japan Aero... [more] | AP2009-3 pp.13-18 |
| SANE | 2008-06-27 15:35 |
Ibaraki | Tsukuba Space Center (JAXA) | Development Status and Operation Plan of Superconducting Submillimeter-Wave Limb-Emission Sounder (JEM/SMILES) aboard the International Space Station Toshiyuki Nishibori, Ryota Sato, Ken-ichi Kikuchi, Kazuo Mizukoshi, Kazuyoshi Tsubosaka, Chikako Takahashi, Takuki Sano, Masahiro Takayanagi (JAXA), Satoshi Ochiai, Yasuko Kasai, Yoshihisa Irimajiri (NICT), Nozimi Kawamoto (RESTEC), Hiroyuki Ozeki (Toho Univ.), Takeshi Manabe (Osaka Pref. Univ.), Masato Shiotani (Kyoto Univ.) SANE2008-35 |
In order to investigate the chemistry process of ozone layer depletion, JEM/SMILES is missions which observe globally st... [more] | SANE2008-35 pp.123-128 |
| AP | 2006-08-24 13:10 |
Niigata | Toki Messe(Niigata) | Radiation Characteristics and Estimation of a submillimeter-wave offset Cassegrain antenna at 0.64 THz Hiroyuki Ohmine, Ken-ichi Noguchi, Naoki Takizawa (Mitsubishi Electric Corp.), Toshiyuki Nishibori (JAXA), Takeshi Manabe (Osaka Prefecture Univ.) AP2006-63 |
Superconducting Submillimeter-wave Limb-emission Sounder (SMILES), which is to be aboard the Japanese Experiment Modul... [more] |
AP2006-63 pp.33-38 |
| AP | 2006-08-24 13:35 |
Niigata | Toki Messe(Niigata) | Performance verification technique of a submillimeter-wave antenna by the near-field measurement at 0.64 THz Toshiyuki Nishibori, Kazuo Mizukoshi (JAXA), Takeshi Manabe (OPU), Hiroyuki Ohmine, Naoki Takizawa (MELCO) AP2006-64 |
This paper describes a perfomance verification technique of the offset Cassegrain antenna of the Superconducting Submill... [more] | AP2006-64 pp.39-44 |
| AP | 2006-08-24 14:00 |
Niigata | Toki Messe(Niigata) | Effects of surface error of a submillimeter-wave offset Cassegrain antenna on its far-field radiation pattern Takeshi Manabe (Osaka Pref. Univ.), Toshiyuki Nishibori, Kazuo Mizukoshi (JAXA), Hiroyuki Ohmine, Naoki Takizawa (Mitsubishi Electric) AP2006-65 |
The effects of surface errors of main- and sub-reflectors on the far-field pattern are estimated for the offset Cassegra... [more] | AP2006-65 pp.45-50 |
| AP | 2006-08-24 14:25 |
Niigata | Toki Messe(Niigata) | Measurement and evaluation of submillimeter-wave antenna feed system by a phase-retrieval method at 640 GHz Takeshi Manabe, Tomo Fukami (Osaka Pref. Univ.), Toshiyuki Nishibori, Kazuo Mizukoshi (JAXA), Masumichi Seta (Univ. of Tsukuba) AP2006-66 |
A phase-retrieval method is applied to the quasioptical feed system of the offset Cassegrain antenna of the Superconduct... [more] | AP2006-66 pp.51-56 |
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