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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SANE | 2013-06-20 11:35 |
Ibaraki | Tsukuba Space Center, JAXA | Synthetic Aperture Radar Compatible with 100kg Class Satellite Hirobumi Saito, Atsushi Tomiki, Prilando Rizki Akbar, Takashi Ohtani, Kunitoshi Nishijo (JAXA), Josaphat Tetuko Sri Sumantyo (Chiba University), Jiro Hirokawa, Makoto Ando (Tokyo Institute of Technology)  SANE2013-15 |
We have started development of small synthetic aperture radar (SAR) compatible to 100kg class small satellites with abou... [more] | SANE2013-15 pp.5-10 |
| SANE | 2013-04-25 13:00 |
Nagano | Usuda Deep Space Center, JAXA | Evaluation of the X-band High Speed Downlink Transmitter with GaN-HEMT amplifier for Nano Satellite Tomoya Fukami, Hiromi Watanabe (Univ. of Tokyo), Atsushi Tomiki (JAXA), Naohiko Iwakiri (Univ. of Tokyo), Hirobumi Saito (JAXA), Shinichi Nakasuka (Univ. of Tokyo) SANE2013-1 |
Recently small satellites start playing important roles in earth observation missions. It, however, is true that small s... [more] | SANE2013-1 pp.1-6 |
| SANE | 2013-04-25 13:25 |
Nagano | Usuda Deep Space Center, JAXA | Nonlinear channel modeling of GaN HPA with two stage PSB model and its impact on performances of X-band nano-satellite high-speed communication system Naohiko Iwakiri (Univ. of Tokyo), Hirobumi Saito (JAXA), Shinichi Nakasuka (Univ. of Tokyo) SANE2013-2 |
[more] | SANE2013-2 pp.7-12 |
| SANE | 2012-11-30 15:45 |
Chiba | Chiba University Keyaki Kaikan | Study of Synthethic Aperture Radar Sensor onboard Small Satellite Prilando Rizki Akbar, Josaphat Tetuko Sri Sumantyo (Chiba Univ.), Hirobumi Saito (ISAS JAXA) SANE2012-116 |
Due to various advantages offered by Synthetic Aperture Radar (SAR), these days, the demand for employing a SAR sensor o... [more] | SANE2012-116 pp.31-36 |
| SANE | 2012-10-10 15:00 |
Overseas | The SONGDO CONVENSIA, Incheon Korea | Design of Synthethic Aperture Radar onboard Small Satellite Prilando Rizki Akbar, Josaphat Tetuko Sri Sumantyo (Chiba Univ.), Hirobumi Saito (JAXA) SANE2012-80 |
Due to various advantages offered by Synthetic Aperture Radar (SAR), its function as an Earth surface observation sensor... [more] | SANE2012-80 pp.135-140 |
| SANE | 2012-10-11 14:40 |
Overseas | The SONGDO CONVENSIA, Incheon Korea | Developments of high-efficiency GaN RF amplifier and pre-distortion technique for nano/small satellite downlink system Hiromi Watanabe, Tomoya Fukami (Univ. of Tokyo), Atsushi Tomiki, Hirobumi Saito, Naohiko Iwakiri (JAXA) SANE2012-83 |
A high-speed downlink communication system is required to meet different applications for nano/small satellites. Therefo... [more] | SANE2012-83 pp.153-158 |
| SANE | 2012-10-11 15:00 |
Overseas | The SONGDO CONVENSIA, Incheon Korea | Turbo equalizer/decoder performances of nonlinear channels due to different classes of GaN HPAs for X-band nano satellite high-speed downlink system Naohiko Iwakiri (Univ. of Tokyo), Hirobumi Saito (JAXA), Shinichi Nakasuka (Univ. of Tokyo) SANE2012-71 |
[more] | SANE2012-71 pp.83-88 |
| SANE | 2012-06-29 15:45 |
Ibaraki | Tsukuba Space Center, JAXA | Miniaturized Antennas on Small Satellites for the X-Band Downlink Communications Yasuaki Kanda (Antenna Giken), Hirobumi Saito (JAXA), Hiromi Watanabe (UT), Satoshi Kogiso, Toshiyuki Haga, Syuuishi Okuno, Masamichi Fujita (Antenna Giken) SANE2012-39 |
The miniaturized antennas for X band down-links which is due to be carried in a small satellite "Hodoyoshi" have been in... [more] | SANE2012-39 pp.105-110 |
| SANE | 2012-06-29 16:10 |
Ibaraki | Tsukuba Space Center, JAXA | Measurement and digital predistortion on high-efficiency GaN based power amplifier for nano/small satellite high-speed communication system Hiromi Watanabe (Tokyo University), Atsushi Tomiki (JAXA), Naohiko Iwakiri, Tomoya Fukami (Tokyo University), Hirobumi Saito (JAXA), Shinichi Nakasuka (Tokyo University) SANE2012-40 |
A high-speed downlink communication system is required to meet different applications for nano/small satellites. Theref... [more] |
SANE2012-40 pp.111-116 |
| SANE | 2012-05-18 14:15 |
Kanagawa | National Defense Academy of Japan | Experimental evaluations with polarimetric information for remote sensing using GPS signals reflected on soil surface Ryuta Kato, Hikaru Egawa (Tokyo Univ.), Hirobumi Saito, Seisuke Fukuda (JAXA) SANE2012-16 |
GPS remote sensing is a remote sensing methodology in which the GPS satellites are utilized for signal transmitters. In ... [more] | SANE2012-16 pp.31-36 |
| SANE | 2012-04-26 13:50 |
Nagano | Usuda Deep Space Center, JAXA | Simulation Results for GPS receivers onboard rockets Ken Harima (Tokyo Univ.), Hirobumi Saito (JAXA), Takuji Ebinuma (Tokyo Univ.) SANE2012-3 |
[more] | SANE2012-3 pp.11-16 |
| SANE | 2012-04-27 09:40 |
Nagano | Usuda Deep Space Center, JAXA | Suggestion for Selection Methods of Pre-distortion with Low Consumption Power Amplifier for High-Speed Communication on Small Satellites Mitsuhiro Nakadai, Naohiko Iwakiri (Tokyo Univ.), Hirobumi Saito (JAXA) SANE2012-6 |
Multi-level modulation is useful for Efficient use of frequency band to achieve the high-speed communications on small s... [more] | SANE2012-6 pp.29-34 |
| SANE | 2012-04-27 10:05 |
Nagano | Usuda Deep Space Center, JAXA | Performance Evaluation of X-band Nano Satellite High-Speed Communication System Equipped with Nonlinearity Compensation Techniques Naohiko Iwakiri (Tokyo Univ.), Hirobumi Saito (JAXA), Shinichi Nakasuka (Tokyo Univ.) SANE2012-7 |
A high-speed downlink communication system is required to meet different applications for nano/small satellites. Therefo... [more] | SANE2012-7 pp.35-40 |
| SANE | 2012-04-27 10:45 |
Nagano | Usuda Deep Space Center, JAXA | Development of a Compact S-band Transponder for the future of the Lunar and Lagrange point missions Daichi Hirahara, Atsushi Tomiki, Tomoaki Toda, Hirobumi Saito (JAXA) SANE2012-8 |
The more technologies advance, the higher mission achievements are demanded in small satellite missions. In this study, ... [more] | SANE2012-8 pp.41-46 |
| AP, RCS (Joint) |
2011-11-16 11:00 |
Aichi | Nagoya Congress Center | Navigation message decoding for GPS on spinning rockets Ken Harima (Tokyo Univ.), Hirobumi Saito (JAXA), Takuji Ebinuma (Tokyo Univ.) RCS2011-193 |
We are developing a GPS receiver for operating onboard rockets with the next generation solid fuel rocket been developed... [more] | RCS2011-193 pp.25-30 |
| SANE | 2011-10-17 11:00 |
Overseas | Udayana University, Bali, Indonesia | Secondary Analysis of On - Orbit Satellite Failures Hirobumi Saito (JAXA) SANE2011-64 |
[more] | SANE2011-64 pp.7-12 |
| SANE | 2011-10-17 11:40 |
Overseas | Udayana University, Bali, Indonesia | Performance Analysis of SCCC Turbo Equalization with Nonlinear Satellite Channel Compensation Techniques for Nano/Small Satellite High-Speed Communication Systems Naohiko Iwakiri (Univ. of Tokyo), Atsushi Tomiki, Takahide Mizuno, Hirobumi Saito (JAXA), Shinichi Nakasuka (Univ. of Tokyo) SANE2011-66 |
[more] | SANE2011-66 pp.17-22 |
| SANE | 2011-06-23 15:50 |
Ibaraki | Tsukuba Space Center (JAXA) | For Successes of Space Scientific Missions
-- Lessons-Learned of Project X -- Hirobumi Saito (JAXA) SANE2011-26 |
Space science missions may have challenging aspects since they try to achieve world-first scientific results. They may a... [more] | SANE2011-26 pp.51-58 |
| SANE | 2011-05-20 15:25 |
Kanagawa | National Defense Academy of Japan | Experimental study for remote sensing using polarimetric features of GPS signals reflected on soil surface Ryuta Kato (Tokyo Univ.), Hirobumi Saito, Seisuke Fukuda (JAXA) SANE2011-14 |
GPS remote sensing is a methodology in which GPS satellites are applied for signal transmitters. In GPS remote sensing, ... [more] | SANE2011-14 pp.25-30 |
| SANE | 2011-04-22 09:45 |
Nagano | Usuda Deep Space Center, JAXA | SCCC turbo equalization with nonlinear satellite channel compensation techniques for nano/small satellite high-speed communication system Naohiko Iwakiri (Tokyo Univ.), Takahide Mizuno, Hirobumi Saito (JAXA), Shinichi Nakasuka (Tokyo Univ.) SANE2011-6 |
[more] | SANE2011-6 pp.37-42 |
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