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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| WBS, SAT (Joint) |
2015-05-28 13:25 |
Tokyo | Tokyo City Univ. (Setagaya Campus) | A study on reducing power consumption of DBF/channelizer for communication satellite Teruaki Orikasa, Amane Miura (NICT), Naoki Kobayashi (NTS), Shinji Senba (AXIS)  SAT2015-2 |
We have been researching and developing the DBF/DC (Digital Beam Former and Digital Channelizer) for communication satel... [more] | SAT2015-2 pp.7-12 |
| WBS, SAT (Joint) |
2015-05-29 09:40 |
Tokyo | Tokyo City Univ. (Setagaya Campus) | Evaluation and consideration for Demodulation performance of wireless communication, when interference wave removal by notch filter Masanobu Otake, Yuichi Yamaguchi, Naoki Kobayashi, Masayoshi Yoneda (NTSPACE), Kenji Suzuki, Morio Toyoshima (NICT) SAT2015-6 |
Communication interference issues are often reported in recent years in the wireless communication from the ground stati... [more] | SAT2015-6 pp.31-36 |
| SANE, SAT (Joint) |
2015-02-19 09:25 |
Okinawa | Okinawaken Shichoson Jichikaikan | A Study of an Onboard Switch for Mobile Satellite Communications Shinichi Taira, Takashi Takahashi (NICT), Kenji Kawamura, Takeo Kumagai (NTSpace) SAT2014-61 |
An onboard switch enables satellite communications systems with a multi-beam structure to operate more efficiently. The... [more] | SAT2014-61 pp.61-65 |
| SAT, RCS (Joint) |
2014-08-19 09:25 |
Kochi | Kochi City Cultura-Plaza CUL-PORT | 16APSK-OFDM 3.2Gbps RF Signal Direct-Processing Transmitter and Receiver Communication Experiment with Uncompressed 4K UHDTV for Reconfigurable Communication Equipment Using "KIZUNA" (WINDS) Masatomo Yahata, Midori Kato, Tetsuya Watanabe, Kenichi Hoshi, Tamio Okui, Shiro Yoshikawa (NEC), Masayoshi Yoneda (NTSpace), Kenji Suzuki, Yoshiki Arakawa, Toshio Asai, Takashi Takahashi, Ryutaro Suzuki, Morio Toyoshima (NICT) SAT2014-25 |
Experiment by reconfigurable communication equipment is planned in order to develop the smaller and more efficient satel... [more] | SAT2014-25 pp.1-4 |
| SAT, RCS (Joint) |
2014-08-19 13:50 |
Kochi | Kochi City Cultura-Plaza CUL-PORT | Consideration about The Digital Modulation System with The Concealed Data Recovery Method Mitsuhisa Yamaji, Yuichi Yamaguchi, Masayoshi Yoneda (NTSPACE), Kenji Suzuki, Morio Toyoshima (NICT) SAT2014-29 |
As security reservation in data communications, the encryption to the data itself is currently main stream. In this case... [more] | SAT2014-29 pp.21-26 |
| 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 |
| SAT, WBS (Joint) |
2014-05-16 11:35 |
Aichi | Nagoya Institute of Technology | Development of Channelizer for Disaster Satellite Communication System and Communication Experiment Using WINDS Satellite Amane Miura, Maki Akioka, Takashi Takahashi (NICT), Norio Komiyama (AXIS), Yuichi Yamaguchi, Masayoshi Yoneda (NT Space) SAT2014-10 |
The National Institute of Information and Communications Technology (NICT) conducts the research and development on disa... [more] | SAT2014-10 pp.51-56 |
| SAT, SANE (Joint) |
2014-02-21 09:50 |
Yamaguchi | Hotel Kamefuku (Yamaguchi) | The Digital Modulation System with The Concealed Data Recovery Method Mitsuhisa Yamaji, Yuichi Yamaguchi, Masayoshi Yoneda (NTSPACE), Kenji Suzuki, Morio Toyoshima (NICT) SAT2013-60 |
As security reservation in old data communications, the encryption to the data itself is main stream. However, the data ... [more] | SAT2013-60 pp.59-63 |
| 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 |
| WBS, SAT (Joint) |
2013-05-17 11:20 |
Tochigi | Utsunomiya Univ. | Radiation Tolerance Evaluation SH-4A for SOTA (Small Optical TrAnsponder) Maki Akioka, Yoshisada Koyama, Yoshihisa Takayama (NICT), Hisashi Kitamura (NIRS), Ken Maeda (NEC), Tomohiro Ishiwa, Susumu Mitsuishi (NT Space) SAT2013-8 |
[more] | SAT2013-8 pp.45-49 |
| SANE | 2012-10-11 12:00 |
Overseas | The SONGDO CONVENSIA, Incheon Korea | Development Status of Electrical Power Subsystem for X-ray Astronomy Satellite "ASTRO-H" Takanobu Shimada, Kazuyuki Hirose, Akio Kukita, Hirokazu Ikeda, Yoshio Ohgushi, Masanobu Ozaki, Tadayasu Dotani, Tsuyoshi Okazaki, Tadayuki Takahashi (JAXA), Yukishige Nozaki, Takeshi Muramatsu (NTSpace), Kazuyo Mizushima (NEC) SANE2012-58 |
Japan Aerospace Exploration Agency (JAXA) has been developing an X-ray astronomy satellite named “ASTRO-H,” which will b... [more] | SANE2012-58 pp.17-22 |
| AP, SAT (Joint) |
2012-07-27 09:50 |
Hokkaido | Hokkaido Univ. | Communication Experiment with WINDS by RF signal Direct-Processing Transmitter and Receiver in high-efficiency modulation for Reconfigurable Communication Equipment Masatomo Yahata, Midori Kato, Shiro Yoshikawa, Tamio Okui, Tetsuya Watanabe (NEC), Masayoshi Yoneda (NTSPACE), Kenji Suzuki, Ryutaro Suzuki, Morio Toyoshima (NICT) SAT2012-15 |
Experiment by reconfigurable communication equipment is planned in order to develop the smaller and more efficient satel... [more] | SAT2012-15 pp.43-47 |
| AP, SAT (Joint) |
2012-07-27 10:30 |
Hokkaido | Hokkaido Univ. | Periodic Performance Tests of an Onboard Switch for Broadband Mobile Satellite Communications Shinichi Taira, Shinichi Yamamoto (NICT), Masayoshi Yoneda (NTSpace) SAT2012-17 |
An onboard switch enables satellite communications systems with a multi-beam structure to operate more efficiently. The... [more] | SAT2012-17 pp.55-60 |
| AP, ITE-BCT | 2012-02-10 14:55 |
Hiroshima | NHK Hiroshima | Estimation and measurement of Cylindrical wave propagation in Honeycomb for the use in mm-wave RLSA Rushanthi Sachithra Jayawardene, Tung Xuan Nguyen, Yasutomo Takano, Kimio Sakurai, Takuichi Hirano, Jiro Hirokawa, Makoto Ando (Tokyo Inst. of Tech.), Osamu Amano, Takaomi Matsuzaki, Shuichi Koreeda (NEC Toshiba Space Systems) AP2011-196 |
RLSA (Radial Line Slot Antenna) is a planar multimode waveguide slotted array originally designed for DBS reception. The... [more] | AP2011-196 pp.111-116 |
| RCS, SAT (Joint) |
2011-08-26 10:20 |
Niigata | Niigata Univ. | Evaluation of a 16APSK RF signal Direct-Processing Transmitter and Receiver in high-efficiency modulation for Reconfigurable Communication Equipment in a small experiment satellite Midori Kato, Shiro Yoshikawa, Tamio Okui, Tetsuya Watanabe (NEC), Masayoshi Yoneda (NTSpace), Kenji Suzuki, Ryutaro Suzuki (NICT) SAT2011-31 |
This paper describes an evaluation of a 16APSK RF signal Direct-Processing Transmitter and Receiver designed for the Rec... [more] | SAT2011-31 pp.81-86 |
| SANE | 2011-06-24 10:40 |
Ibaraki | Tsukuba Space Center (JAXA) | Test result on orbit of On-board Time Transfer Subsystem for Quasi-Zenith Satellite System Tamaki Takahashi (NEC), Yukihiro Yahagi (NEC Engineering), Susumu Kumagai (NT Space), Jun Amagai, Miho Fujieda, Maho Nakamura, Yasuhiro Takahashi, Shin'ichi Hama (NICT) SANE2011-33 |
This paper includes the description of Time Transfer Subsystem(TTS) for Quasi-Zenith Satellite System(QZSS) and the test... [more] | SANE2011-33 pp.95-99 |
| SANE | 2011-06-24 13:15 |
Ibaraki | Tsukuba Space Center (JAXA) | Development of a small optical transponder and recent discussions on space laser communications Yoshihisa Takayama, Morio Toyoshima, Yoshisada Koyama, Hideki Takenaka, Maki Akioka (NICT), Koichi Shiratama (NTSpace), Ichiro Mase, Osamu Kawamoto (NEC) SANE2011-37 |
[more] | SANE2011-37 pp.117-121 |
| WBS, SAT (Joint) |
2011-05-10 09:55 |
Okinawa | Okinawa Subtropical Environment Remote-Sensing Center | Development of wideband digital channelizer and adaptive regenerative transponder Hideto Okada, Minoru Kobayashi, Masayoshi Yoneda (NTSpace), Toshio Asai, Mitsugu Ohkawa, Takashi Takahashi, Ryutaro Suzuki (NICT) SAT2011-4 |
One of the solutions to operate Ka-band satellite under rainy condition is application of adaptive satellite communicati... [more] | SAT2011-4 pp.17-22 |
| AP | 2010-10-15 13:25 |
Iwate | Iwate Univ. | Study of Cross Polarization Discrimination of Dual Circularly Polarized Concentric Array Radial Line Slot Antenna Excited by Rotating modes from Front and Back Sides Hideki Ueda, Jiro Hirokawa, Makoto Ando (Tokyo Tech), Shuichi Koreeda, Osamu Amano (NT Space) AP2010-84 |
A dual circularly polarized radial line slot antenna (DCP-RLSA) using lightweight honeycomb structures as waveguides is ... [more] | AP2010-84 pp.61-66 |
| SAT, RCS (Joint) |
2010-08-27 11:50 |
Kagoshima | Kagoshima Univ. | Regenerative Repeating Performance of an Onboard Switch for Fading Channels Shinichi Taira, Shinichi Yamamoto (NICT), Masayoshi Yoneda (NTSpace) SAT2010-39 |
An onboard switch enables satellite communications systems with a multi-beam structure to operate more efficiently. The... [more] | SAT2010-39 pp.59-63 |
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