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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| MIKA (2nd) |
2019-10-03 11:15 |
Hokkaido | Hokkaido Univ. | [Poster Presentation]
A Study for Ultra-long Range Detection of the Small Flight Object by Marine Radar Daisuke Hayashi (Koden Electronics) |
In order to recover the re-entry capsule of asteroid explorer Hayabusa2 in 2020, the landing position estimation system ... [more] | |
| MW, AP (Joint) |
2019-09-20 14:35 |
Kanagawa | JAXA (Sagamihara) | [Invited Talk]
Onboard GaN high-power amplifier for 50-kg-class ultra-small deep-space probe "PROCYON" Yuta Kobayashi (JAXA), Satoshi Yoshida (Kagoshima Univ.), Shigeo Kawasaki (JAXA)  MW2019-61 |
Recently, a lot of nano- or micro-satellites have been developed and utilized for various low-earth-orbit missions. PROC... [more] | MW2019-61 p.35 |
| MW (2nd) |
2019-06-26 - 2019-06-28 |
Overseas | RUS, Bangkok, Thailand | An X-band Portable 3D-printed Lens Antenna with Integrated Waveguide Feed for Microwave Imaging Nonchanutt Chudpooti, Prayoot Akkaraekthalin (KMUTNB) |
This paper presents a portable 3D-printed lens antenna fed by a standard rectangular waveguide at X-band for object clas... [more] | |
| SANE | 2018-11-09 11:10 |
Overseas | China (Xuchang) | Measurement of dependence of ocean surface backscattering on oceanwinds by using airborne SAR Akitsugu Nadai, Shoichiro Kojima, Jyunpei Uemoto (NICT) SANE2018-87 |
The oceanwinds measurement in wide area with high spatial resolution is important to investigate the coastal ocean envi... [more] |
SANE2018-87 pp.157-162 |
| MW (2nd) |
2018-06-27 - 2018-06-29 |
Overseas | KMITL, Bangkok, Thailand | X-Band Broadband Branch-Line Coupler with Loose Coupling Utilizing Short-/Open-Circuited Coupled-Transmission Lines Yuya Haoka, Tadashi Kawai, Akira Enokihara (Univ. of Hyogo) |
In this research, we describe broadband branch-line couplers with very loose coupling at X-band. The proposed branch-lin... [more] | |
| SANE | 2018-06-22 13:50 |
Ibaraki | Tsukuba Space Center, JAXA | The development of X band 2.8Gbps dual polarization downlink satellite communication Tomoki Kaneko (Tokyo Univ.), Makoto Mita, Atsushi Tomiki, Hirobumi Saito (JAXA) SANE2018-15 |
his paper describes the development of a 2.8Gbps X-band transmitter (XTX) and dual circularly polarized wave antenna. Th... [more] | SANE2018-15 pp.13-18 |
| MW, ED | 2017-01-27 14:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | 30W Output/60% PAE GaN Power Amplifier at X-band 8% Relative Bandwidth Utilizing 0.15um GaN HEMT Technology Yoshifumi Kawamura, Masatake Hangai, Tomohiro Mizutani, Kenichi Tomiyama, Koji Yamanaka (Mitsubishi Electric) ED2016-111 MW2016-187 |
In this paper, a 30W-class X-band high-efficiency Internally Matched FET (IMFET) implemented in a 0.15 um GaN HEMT proce... [more] | ED2016-111 MW2016-187 pp.81-84 |
| SANE | 2016-06-24 10:45 |
Ibaraki | Tsukuba Space Center, JAXA | Gain Measurement of Onboard Antennas for PROCYON with a 3-Antenna Method Yuzo Tamaki, Takehiko Kobayashi (TDU), Atsushi Tomiki (JAXA) SANE2016-11 |
Precise determination of antenna phase centers is crucial to reduce the gain uncertainty in the three-antenna method, pa... [more] | SANE2016-11 pp.7-11 |
| SAT, SANE (Joint) |
2016-02-16 14:35 |
Hiroshima | Hiroshima Institute of Technology | High Power transmitter for X band SAR system on Small satellite Hiromi Watanabe (UT), Hirobumi Saito (JAXA) SANE2015-109 |
We are now developing subsystems in order to put our X-band Synthetic Aperture Radar system for 100kg class small satell... [more] | SANE2015-109 pp.13-18 |
| SAT, SANE (Joint) |
2016-02-16 15:00 |
Hiroshima | Hiroshima Institute of Technology | Evaluation of Nonlinear Phase Distortion in X-band GaAs and GaN Power Amplifiers for Small Satellite Communication and its Effect to Multi-level Modulation Masafmi Morimoto, Tomoya Fukami, Hiromi Watanabe (UTokyo), Hirobumi Saito (JAXA) SANE2015-110 |
In this paper, in order to understand AM-PM characteristics, we simulated AM-PM using equivalent circuit of FET. In addi... [more] | SANE2015-110 pp.19-24 |
| ASN | 2015-11-06 15:05 |
Tokyo | NICT Koganei HQ | [Invited Talk]
Challenges for Realistic Deployment of IoT Devices to Agriculture Field with Low Costs, Safety , Fine-grained Measurement, and Suitable Design Masayuki Iwai (TDU) ASN2015-74 |
2015 autumn , catastrophic occur flood damage that led to the damage of heavy rain damage amounts to Joso-city rice harv... [more] | ASN2015-74 p.147 |
| SAT | 2015-10-08 11:15 |
Osaka | Osaka University Nakanoshima Center | Simulation and Measurement results of BER Performance and Spectrum Distortion under High-order Modulation with the X-band GaN SSPA Mitsuhiro Nakadai (JAXA), Masahiro Funabashi, Toshihumi Inome (NEC Space) SAT2015-39 |
Japan Aerospace Exploration Agency (JAXA) has developed a 20W class X-band Solid State Power Amplifier (SSPA) using gall... [more] | SAT2015-39 pp.123-127 |
| SAT | 2015-10-08 16:10 |
Osaka | Osaka University Nakanoshima Center | Relationship between Rain Attenuation Characteristics of Ku-Band Satellite Communications Links and Convective Rain Cloud Distribution in Tropical Region Keigo Takemoto, Yoshiaki Shibagaki, Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) SAT2015-45 |
Rain attenuation statistics are obtained for both up and down links of Ku-band Superbird C, which connects the earth sta... [more] | SAT2015-45 pp.167-170 |
| MW, ED | 2015-01-16 10:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | An X-band 310 W High Power GaN HEMT Amplifier Ken Kikuchi, Makoto Nishihara, Hiroshi Yamamoto, Shinya Mizuno, Fumikazu Yamaki, Takashi Yamamoto (SEDI) ED2014-126 MW2014-190 |
A high-output power and broadband GaN high electron mobility transistor (HEMT) has been developed for X-band application... [more] | ED2014-126 MW2014-190 pp.53-58 |
| SANE | 2014-06-20 14:45 |
Ibaraki | Tsukuba Space Center, JAXA | Development of 20W class X-band Amplifier using GaN
-- The Feasibility Study by the System Evaluation -- Mitsuhiro Nakadai, Johta Awano, Masanobu Yajima (JAXA), Masahiro Funabashi, Tomo Sakata (NTSpace) SANE2014-36 |
Japan Aerospace Exploration Agency (JAXA) has developed a 20W class X-band Solid State Power Amplifier (SSPA) using gall... [more] | SANE2014-36 pp.75-78 |
| SANE | 2014-06-20 16:15 |
Ibaraki | Tsukuba Space Center, JAXA | The Development of Rectangular Slot Array Antenna onboard MicroXSAR Prilando Rizki Akbar, Hirobumi Saito (JAXA), Miao Zhang, Jiro Hirokawa (Tokyo Inst. of Tech.) SANE2014-39 |
The demand for employing a Synthetic Aperture Radar (SAR) sensor onboard a small and low-cost satellite is highly increa... [more] | SANE2014-39 pp.91-96 |
| AP | 2014-05-30 09:45 |
Okinawa | Okinawa Industory Support Center | Relationship between Rain Attenuation Duration Time of Ku-Band Satellite Communications Links and Speeds of Rain Area Motion in Equatorial Region Yasuyuki Maekawa, Keigo Takemoto, Akihiro Tama, Yoshiaki Shibagaki (Osaka Electro-Comm. Univ.) AP2014-29 |
Rain attenuation statistics are obtained for both up and down links of Ku-band Superbird C, which connects the earth sta... [more] | AP2014-29 pp.59-62 |
| AP (2nd) |
2014-01-10 17:10 |
Overseas | Le Quy Don Technical University (Hanoi, Vietnam) | Design, optimization and implementation of microstrip patch antenna array for Microwave X-Band Applications Phong Le Dai, Bao Nguyen Phung, Huy Nguyen Quang, Nguyen Nguyen Hoang, Dai Pham Cao, Linh Trinh Dinh (Le Quy Don Tech. Univ.) |
The objective is to design and fabricate a simple, low cost and high gain two-element rectangular X-Band microstrip arra... [more] | |
| SANE | 2013-12-02 16:30 |
Overseas | VAST/VNSC(2nd Dec.) & Melia Hotel (3rd Dec), Hanoi, Vietnam | Development of a 20W class X-band Amplifier using GaN HEMT Technology for Space Use Mitsuhiro Nakadai, Johta Awano, Masaaki Shimada (JAXA), Masahiro Funabashi (NTSpace) SANE2013-92 |
Japan Aerospace Exploration Agency (JAXA) has developed a 20W class X-band Solid State Power Amplifier (SSPA) using gall... [more] | SANE2013-92 pp.121-126 |
| SANE | 2013-12-03 11:45 |
Overseas | VAST/VNSC(2nd Dec.) & Melia Hotel (3rd Dec), Hanoi, Vietnam | Preliminary Study on MicroXSAR Mission using SDS Bus System Takashi Ohtani, Hiroyuki Morishita, Moto Takai, Koichi Fujihira, Yoshiyuki Miura, Yuta Nakajima, Naoki Nishimura, Koichi Inoue, Hirobumi Saito (JAXA) SANE2013-101 |
(To be available after the conference date) [more] | SANE2013-101 pp.175-178 |
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