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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| PN | 2023-11-16 15:30 |
Ehime | (Primary: On-site, Secondary: Online) |
[Invited Talk]
Free-space optical communications using photonic-crystal surface-emitting lasers Shota Ishimura (KDDI Research.), Ryohei Morita, Takuya Inoue (Kyoto Univ.), Kosuke Nishimura, Hidenori Takahashi, Takehiro Tsuritani (KDDI Research.), Menaka De Zoysa, Kenji Ishizaki (Kyoto Univ.), Masatoshi Suzuki (KDDI Research.), Susumu Noda (Kyoto Univ.)  PN2023-41 |
Recently, the application of optical communication in space has been actively discussed. Compared to microwaves or milli... [more] | PN2023-41 pp.27-32 |
| AP, SANE, SAT (Joint) |
2023-07-12 14:40 |
Hokkaido | The Citizen Activity Center (Primary: On-site, Secondary: Online) |
Improvement of key generation efficiency of free-space optical physical layer cryptography using polar code Ryuto Terada (Nitech), Hiroyuki Endo (NICT), Kensuke Yamaura, Eiji Okamoto (Nitech), Mitsuo Kitamura (NICT), Ryosuke Shimizu (UEC), Morio Toyoshima, Mikio Hujiwara, Masahide Sasaki (NICT) SAT2023-12 |
Quantum key distribution is known as a secure key sharing technology against all physically possible attacks. However, t... [more] | SAT2023-12 pp.13-18 |
| AP, SANE, SAT (Joint) |
2023-07-12 15:00 |
Hokkaido | The Citizen Activity Center (Primary: On-site, Secondary: Online) |
Quantum Signal Transmission Experiment for Line-of-sight Quantum Key Distribution Hiroyuki Endo, Mitsuo Kitamura, Shunsuke Ozawa (NICT), Ryosuke Shimizu (UEC), Mikio Fujiwara, Masahide Sasaki (NICT) SAT2023-13 |
Quantum key distribution (QKD) can be secure against any physically allowable attacks. Its transmission distance and key... [more] | SAT2023-13 pp.19-24 |
| OPE, LQE, OCS | 2022-11-18 16:05 |
Online | Online | [Special Invited Talk]
Proposal and Demonstration of Free-Space Optical Communication Using Lens-Free Photonic-Crystal Surface-Emitting Laser Shota Ishimura (KDDI Research), Ryohei Morita, Takuya Inoue (Kyoto Univ.), Kosuke Nishimura, Hidenori Takahashi, Takehiro Tsuritani (KDDI Research), Menaka De Zoysa, Kenji Ishizaki (Kyoto Univ.), Masatoshi Suzuki (KDDI Research), Susumu Noda (Kyoto Univ.) OCS2022-57 OPE2022-92 LQE2022-55 |
In this talk, we present the first demonstration of free-space optical (FSO) communication using a photonic-crystal surf... [more] | OCS2022-57 OPE2022-92 LQE2022-55 pp.25-29 |
| RCS, IN, NV (Joint) |
2019-05-16 15:10 |
Kanagawa | Keio University | [Invited Talk]
Research trend of spatial optical communications with expanding applications Yoshihisa Takayama (Tokai Univ.) IN2019-7 RCS2019-28 |
A variety of applications of free-space laser propagation such as measurements, communications, energy transmissions, et... [more] | IN2019-7 RCS2019-28 pp.23-28(IN), pp.35-40(RCS) |
| SAT, RCS (Joint) |
2016-08-18 13:40 |
Miyagi | Tohoku Gakuin University | [Invited Lecture]
A study on application of Reed-Solomon-Spinal concatenation code for free-space optics Naoya Saiki, Eiji Okamoto (NITech), Hideki Takenaka, Hiroo Kunimori, Kolev Dimitar, Hiroyuki Endo, Yusuke Kobayashi, Morio Tyoshima, Mikio Hujiwara, Masahide Sasaki (NICT), Takao Aoki (Waseda Univ.), Koichi Gyoda (SIT) SAT2016-40 RCS2016-133 |
Recently, satellite laser communication is attracting attention as an important infrastructure to achieve increasing dem... [more] | SAT2016-40 RCS2016-133 pp.43-48(SAT), pp.25-30(RCS) |
| RCS, SAT (Joint) |
2015-08-17 11:45 |
Fukuoka | Fukuoka Univ. | Demonstration of Image transmission using Small Optical TrAnsponder (SOTA) Hideki Takenaka, Maki Akioka, Yoshisada Koyama, Kolev Dimitar, Yasushi Munemasa, Naohiko Iwakiri, Hiroo Kunimori (NICT), Eiji Okamoto (NIT), Morio Toyoshima (NICT) SAT2015-12 |
We promoted a study for the practical use of space optical communication in NICT and developed SOTA is loaded on 50kg-cl... [more] | SAT2015-12 pp.7-9 |
| WBS, SAT (Joint) |
2013-05-17 10:55 |
Tochigi | Utsunomiya Univ. | Optical data transmission demonstration performed from a moving vehicle Yoshihisa Takayama, Hideki Takenaka, Yoshisada Koyama, Hiroo Kunimori, Morio Toyoshima, Kohei Mizutani (NICT), Motoaki Shimizu, Toshiaki Yamashita (NEC) SAT2013-7 |
An optical data transmission demonstration performed from a moving vehicle to a fixed optical ground station is introduc... [more] | SAT2013-7 pp.39-43 |
| OFT, OPE, OCS (Joint) [detail] |
2013-03-01 16:15 |
Tokyo | New Tracking Method of Free-Space Laser Beam for Train-to-Ground Communication system using High-Speed Image Sensor Eito Nakamura, Shinichiro Haruyama, Tomoaki Ohtsuki (Keio Univ), Hiroshi Matsubara (RTRI) OCS2012-114 OPE2012-208 |
Services of high-speed communication for passengers in a train are spreading recently. However, existing technologies of... [more] | OCS2012-114 OPE2012-208 pp.93-98(OCS), pp.113-118(OPE) |
|
| SANE | 2011-06-24 15:10 |
Ibaraki | Tsukuba Space Center (JAXA) | Development of next generation optical inter-satellite communication terminals (5)
-- Centroid Calculation Algorithm using Weight Table -- Yuta Fujii, Katsumasa Miyatake, Masaki Haruna, Kazuhide Kodeki, Masateru Nagase, Jiro Suzuki (Mitsubishi Electric Corporation), Tatsuyuki Hanada, Shiro Yamakawa (JAXA) SANE2011-42 |
In this paper, a new algorithm [IP]-[WA] that measures the centroid position of a spot in the image obtained from an ima... [more] | SANE2011-42 pp.147-152 |
| 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 | 2009-11-03 16:05 |
Overseas | Fudan University (Shanghai) | Development of a Simulation Tool for Free-Space Coherent Laser Communications Christian A. Schaefer (NICT) SANE2009-113 |
Over the last few years, there has been a renewed interest in free-space coherent laser communications due to the fabric... [more] | SANE2009-113 pp.171-175 |
| IN | 2006-06-22 17:15 |
Hokkaido | [Invited Talk]
10Gbps free-space laser transmission using single mode fiber based technology Yoshinori Arimoto (NICT), Kazuhiko Wakamori (Hamamatsu Photonics K.K.), Toshiji Suzuki, Mitsuji Matsumoto (Waseda Univ.) IN2006-23 |
The system configuration and the first result of the 10-Gbps free-space laser transmission experiment performed in Janua... [more] | IN2006-23 pp.37-42 |
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