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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| IT, ISEC, WBS | 2012-03-01 15:45 |
Kanagawa | Error Probability of Information and Position Estimation of Mobile Optical Transmitter using Viterbi Algorithm Kohei Harada, Yu Morishima, Ikuo Oka, Shingo Ata (Osaka City Univ.)  IT2011-60 ISEC2011-87 WBS2011-61 |
In free-space optical communications, such as intersatellite or satellite-earth station communication, a quadrant detect... [more] | IT2011-60 ISEC2011-87 WBS2011-61 pp.91-94 |
|
| SAT | 2011-12-13 14:20 |
Aichi | Nagoya University | Effective Deployment of the Optical Ground Stations in Satellite-Ground Laser Communications
-- Mitigation of the Clouds Influence by the Site-Diversity Scheme -- Hirotsugu Ninomiya (Tokyo Metropolitan Univ.), Yoshihisa Takayama (NICT), Hajime Fukuchi (Tokyo Metropolitan Univ.) SAT2011-63 |
The effective deployment of the optical ground stations (OGSs) for future laser communication network construction is pr... [more] | SAT2011-63 pp.141-146 |
| SANE, SAT (Joint) |
2011-02-25 14:55 |
Hyogo | NICT Kobe Research Laboratories | Studies on operation algorithms for triaxial optical ground station Yoshihisa Takayama, Yoshisada Koyama, Yozo Shoji, Morio Toyoshima (NICT) SAT2010-91 |
An approach to control the pointing direction of a telescope in which one more rotation axis is added to the conventiona... [more] | SAT2010-91 pp.91-95 |
| SANE, SAT (Joint) |
2011-02-25 15:30 |
Hyogo | NICT Kobe Research Laboratories | Study on high speed mobile laser communications and secure global quantum key distribution technology Morio Toyoshima, Takashi Sasaki, Hideki Takenaka, Yoshihisa Takayama, Mikio Fujiwara, Masahiro Takeoka, Masahide Sasaki, Zhen Wang, Shigehito Miki, Taro Yamashita, Hidema Tanaka, Atsushi Waseda, Seiho Uratsuka, Toshihiko Umehara, Jyunpei Uemoto (NICT) SANE2010-167 |
National Institute of Information and Communications Technology (NICT) successfully developed the quantum entanglement s... [more] | SANE2010-167 pp.49-51 |
| SAT, RCS (Joint) |
2010-08-27 15:30 |
Kagoshima | Kagoshima Univ. | An eficient SDGM coding scheme for optical satellite-to-ground link based on a new channel model Yoshitoshi Yamashita, Eiji Okamoto, Yasunori Iwanami (Nagoya Inst. of Tech.), Yozo Shoji, Yoshihisa Takayama, Morio Toyoshima (NICT) SAT2010-42 |
In this paper, we propose a new channel model of optical satellite-to-ground link by analyzing the results of optical tr... [more] | SAT2010-42 pp.75-80 |
| EMT, OPE, MW, IEE-EMT [detail] | 2010-07-29 11:30 |
Hokkaido | Hokkaido Univ. | [Invited Talk]
Trends of Laser Communications in Space
-- Focusing on International Workshop GOLCE2010 -- Morio Toyoshima, Yoshihisa Takayama (NICT) MW2010-41 OPE2010-26 |
Radio frequencies (RF) are usually used for long-distance links in space. However, the recent progress in optics and las... [more] | MW2010-41 OPE2010-26 pp.21-26 |
| SANE | 2010-06-25 17:00 |
Ibaraki | Tsukuba Space Center (JAXA) | Studies on laser communications between a small satellite and optical ground station network Yoshihisa Takayama, Morio Toyoshima (NICT), Yutaka Kakimi (AES), Koichi Shiratama (NTSpace), Takayoshi Kizaki (Spacelink) SANE2010-50 |
A small satellite and a small optical transponder being developed are introduced. With the given specifications, a scena... [more] | SANE2010-50 pp.207-211 |
| SAT | 2009-10-30 09:55 |
Nara | Nara Prefectural New Public Hall | Networking of optical ground stations to avoid influence of clouds Yoshihisa Takayama, Morio Toyoshima, Yozo Shoji (NICT), Shinichi Kimura (Tokyo Univ. of Science) SAT2009-33 |
he use of terrestrial networks to combine plural optical ground stations is considered to increase the rate of time to p... [more] | SAT2009-33 pp.93-97 |
| SANE | 2009-06-25 17:00 |
Ibaraki | Tsukuba Space Center (JAXA) | Data acquisition of the laser beam propagation through the atmosphere and experimental verification of elemental technologies by using ground-to-OICETS laser communication links Morio Toyoshima, Hideki Takenaka, Christian Schaefer, Yozo Shoji, Yoshihisa Takayama, Yoshisada Koyama, Hiroo Kunimori (NICT), Shiro Yamakawa (JAXA), Eiji Okamoto (Nagoya Inst. of Tech.) SANE2009-28 |
National Institute of Information and Communications Technology (NICT) conducts the research and development for space l... [more] | SANE2009-28 pp.73-80 |
| SANE, SAT (Joint) |
2008-02-29 15:15 |
Ibaraki | Kashima Space Research Center (NICT) | Study of polarization-tracking scheme for free-space quantum cryptography Morio Toyoshima, Yoshihisa Takayama, Hiroo Kunimori, Masahiro Takeoka, Mikio Fujiwara, Masahide Sasaki (NICT) SAT2007-70 |
Quantum cryptography is a new technique for transmitting quantum information. The information is securely transmitted du... [more] | SAT2007-70 pp.49-54 |
| SAT | 2006-10-20 11:40 |
Overseas | KAL Hotel (Jeju-Do, Korea) | Measurement of atmospheric turbulence in a ground-to-low earth orbit optical link Morio Toyoshima, Hiroo Kunimori (NICT), Takashi Jono, Yoshihisa Takayama, Katsuyoshi Arai (JAXA) |
Ground-to-satellite laser communication experiments between the optical ground station located in the Koganei ward of do... [more] | |
| SANE | 2006-06-22 11:15 |
Ibaraki | JAXA(Tsukuba) | Preliminary results of Kirari optical communication demonstration experiments with NICT optical ground station (KODEN) Morio Toyoshima, Toshiaki Kuri, Werner Klaus, Masahiro Toyoda, Hiroo Kunimori (NICT), Takashi Jono, Yoshihisa Takayama, Nobuhiro Kura, Koichi Ohinata, Katsuyoshi Arai (JAXA), Koichi Shiratama, Kenichi Ikebe, Ichiro Mase (NTSpace), Junya Abe (SED) SANE2006-79 |
In-orbit verification of the inter-orbit optical communication link experiment between the Optical Inter-orbit Communica... [more] | SANE2006-79 pp.75-80 |
| SANE | 2005-01-28 13:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Wireless System Demonstration Trial Using a Low-Altitude Station-Keeping Test Airship
-- Summary of R&D project and ovewview of experiment -- Mikio Suzuki, Ryu Miura, Youzo Nakamura, Masaaki Maruyama, Hitoshi Kida, Youji Morishita (NICT) |
We present the background, the overseas trend, the entire plan, and the summary of the Station-keeping flight tests in 2... [more] | SANE2004-78 pp.7-14 |
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