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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| WBS, RCC, SAT, MICT (Joint) [detail] |
2021-05-21 13:00 |
Online | Online (Zoom) (Online) | A Study on Multi-rate Polar Coding Scheme Using Hybrid Pilot and Frozen Bits in Satellite Laser Communications Hiroki Ito, Yuma Yamashita, Eiji Okamoto (NITech), Hiroo Kunimori, Morio Toyoshima (NICT)  WBS2021-18 RCC2021-18 SAT2021-16 |
In satellite laser communications, it is necessary to apply strong error-correcting codes to prevent the quality degrada... [more] | WBS2021-18 RCC2021-18 SAT2021-16 pp.95-100(WBS), pp.95-100(RCC), pp.83-88(SAT) |
| OPE, OCS, LQE | 2020-10-23 17:05 |
Online | Online (Online) | Experimental Statistics of Double-pass Free-space Optical Channels using Corner-Cube Retroreflectors Pham Van Thanh (UoA), Trinh Viet Phuc, Alberto Carrasco-Casado, Dimitar Kolev, Hiroo Kunimori, Morio Toyoshima (NICT), Pham Tuan Anh (UoA) OCS2020-22 OPE2020-45 LQE2020-25 |
[more] | OCS2020-22 OPE2020-45 LQE2020-25 pp.72-76 |
| SAT, RCS (Joint) |
2020-08-20 10:15 |
Online | Online (Online) | Performance improvements of polar-code transmission using channel estimation and equalization in terrestrial free-space optical experiments Shingo Fujita, Eiji Okamoto (NITech), Hideki Takenaka, Hiroo Kunimori, Hiroyuki Endo, Mikio Fujiwara, Mitsuo Kitamura (NICT), Ryosuke Shimizu (UEC), Masahide Sasaki, Morio Toyoshima (NICT) SAT2020-13 |
In satellite laser communications, fluctuations of received optical power induced by atmospheric scintillation cause tra... [more] | SAT2020-13 pp.19-24 |
| RCS, SAT (Joint) |
2019-08-22 14:05 |
Aichi | Nagoya University (Aichi) | [Invited Lecture]
Optical Satellite Communication by Onboard High Speed or Small Equipment Toshihiro Kubo-oka, Hiroo Kunimori, Kouichi Shiratama, Kenji Suzuki, Tetsuharu Fuse, Yoshihiko Saito, Yasushi Munemasa, Hideki Takenaka, Kolev Dimitar, Alberto Carrasco-Casado, Phuc Trinh, Morio Toyoshima (NICT) SAT2019-26 RCS2019-155 |
National Institute of Information and Communications Technology (NICT) in JAPAN has conducted research activities on opt... [more] | SAT2019-26 RCS2019-155 pp.47-52 |
| AP, SANE, SAT (Joint) |
2019-07-17 16:00 |
Miyagi | Tohoku Univ. (Miyagi) | Optical Ground Station Facilities for Experiment using 1kg class Optical Communication Transmitter (VSOTA) Onboard Micro Satellite RISESAT Hiroo Kunimori, Hideki Takenaka, Toshihiro Kubooka, Tetsuharu Fuse, Morio Toyoshima (NICT), Toshinori Kuwahara, Shinya Fujita, Hannah Tomio (Tohoku Univ.) SANE2019-21 SAT2019-8 |
The 1-kg-class optical transmitter (VSOTA) developed by NICT was mounted on a small satellite (RISESAT) developed by Toh... [more] | SANE2019-21 SAT2019-8 pp.13-17(SANE), pp.1-5(SAT) |
| AP, SANE, SAT (Joint) |
2019-07-17 16:25 |
Miyagi | Tohoku Univ. (Miyagi) | Preliminary Results and Status of Very Small Optical Transmitter (VSOTA) on Microsatellite RISESAT Hannah Tomio, Shinya Fujita, Toshinori Kuwahara (Tohoku Univ.), Hiroo Kunimori, Hideki Takenaka, Toshihiro Kubooka, Tetsuharu Fuse, Morio Toyoshima (NICT) SANE2019-22 SAT2019-9 |
The Rapid International Scientific Experiment Satellite (RISESAT), a 50-kg class Earth observation microsatellite develo... [more] | SANE2019-22 SAT2019-9 pp.19-24(SANE), pp.7-12(SAT) |
| WBS, SAT (Joint) |
2019-05-15 15:15 |
Aichi | MEIJO University (Tempaku campus) (Aichi) | Experiment and performance analysis of polar code transmission in terrestrial free space optics Shingo Fujita, Keita Ito, Eiji Okamoto (NIT), Hideki Takenaka, Hiroo Kunimori, Hiroyuki Endo, Mikio Fujiwara, Mitsuo Kitamura, Masahide Sasaki, Morio Toyoshima (NICT) SAT2019-1 |
In recent years, the demand on high speed communication is more rising. Satellite laser communication is one of the infr... [more] | SAT2019-1 pp.1-6 |
| SAT | 2018-10-12 11:15 |
Overseas | KARI (Overseas) | Development of Optical Satellite Communication System Toshihiro Kubo-ola, Hiroo Kunimori, Yoshisada Koyama, Koichi SHiratama, Kenji Suzuki, Yasushi Munemasa, HIdeki Takenaka, Kolev Dimitar, Carrasco Casado Alberto, Trinh Phuc, Morio Toyoshima (NICT) SAT2018-55 |
[more] | SAT2018-55 pp.77-81 |
| SAT, RCS (Joint) |
2018-08-10 17:10 |
Iwate | Iwate University (Iwate) | A Study on Polar Adaptive Coding Scheme in Free Space Optics Keita Ito, Okamoto Eiji (NITech), Hideki Takenaka, Hiroo Kunimori, Toyoshima Morio (NICT) SAT2018-47 |
It is strictly proved that Polar code asymptotically reaches channel capacity with long code length. It is decided that ... [more] | SAT2018-47 pp.103-108 |
| SIP, IT, RCS | 2018-01-22 13:30 |
Kagawa | Sunport Hall Takamatsu (Kagawa) | A Study on Adaptive Coded Transmission Scheme using Polar Code Keita Ito, Eiji Okamoto (NITech), Hideki Takenaka, Hiroo Kunimori, Morio Toyoshima (NICT) IT2017-68 SIP2017-76 RCS2017-282 |
Adaptive modulation and coding is one of the important fundamental technologies for wireless communications. It aims to ... [more] | IT2017-68 SIP2017-76 RCS2017-282 pp.79-83 |
| AP, SAT, SANE (Joint) |
2017-07-28 08:50 |
Aichi | Nagoya Institute of Technology (Aichi) | Study on Frozen Bit Determination Scheme for Polar Codes in Free Space Optical Communications Keita Ito, Eiji Okamoto (NITech), Hideki Takenaka, Hiroo Kunimori, Morio Toyoshima (NICT) SAT2017-13 |
In recent years, satellite laser communication is attracting much attention as an important infrastructure, because of i... [more] | SAT2017-13 pp.35-40 |
| SAT, RCS (Joint) |
2016-08-18 10:20 |
Miyagi | Tohoku Gakuin University (Miyagi) | Simulation of communication systems based on single-photon detection over Gamma-Gamma fading channels Yusuke Kobayashi (SIT), Hiroo Kunimori, Hiroyuki Endo, Mikio Fujiwara, Mitsuo Kitamura, Toshiyuki Ito, Masahide Sasaki (NICT), Ryosuke Shimizu (UEC), Takao Aoki (Waseda Univ.), Koichi Gyoda (SIT), Morio Toyoshima (NICT) SAT2016-38 |
(To be available after the conference date) [more] | SAT2016-38 pp.31-36 |
| SAT, RCS (Joint) |
2016-08-18 10:45 |
Miyagi | Tohoku Gakuin University (Miyagi) | Characterization of SSPD receiver at optical communication ground station using test equipment and reception of down link photon from a satellite Hiroo Kunimori, Shigehito Miki, Taro Yamashita, Hirotaka Terai, Hiroyuki Endo, Mikio Fujiwara, Masahide Sasaki (NICT), Takao Aoki (Waseda Univ.), Yusuke Kobayashi, Koichi Gyoda (SIT), Jun-ich Nakazono (EOS), Morio Toyoshima (NICT) SAT2016-39 |
A SSPD developed in house NICT is applied as one of the promising detector for the deep space optical communication. The... [more] | SAT2016-39 pp.37-42 |
| SAT, RCS (Joint) |
2016-08-18 13:40 |
Miyagi | Tohoku Gakuin University (Miyagi) | [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) |
| SANE | 2016-06-24 15:15 |
Ibaraki | Tsukuba Space Center, JAXA (Ibaraki) | Attitude Control and Visibility Prediction for Optical Link Experiment by LIDAR on Asteroid Explorer Hayabusa-2 Naoko Ogawa, Hiroshi Takeuchi, Tomohiro Yamaguchi, Takanao Saiki (JAXA), Hirotomo Noda (NAOJ), Takahide Mizuno (JAXA), Hiroo Kunimori (NICT), Hiroki Senshu (CIT), Noriyuki Namiki (NAOJ), Yuichi Tsuda (JAXA) SANE2016-18 |
Asteroid Explorer Hayabusa-2, launched in December 2014, is equipped with a laser altimeter LIDAR. The main purpose of ... [more] | SANE2016-18 pp.49-54 |
| SAT, SANE (Joint) |
2016-02-16 11:20 |
Hiroshima | Hiroshima Institute of Technology (Hiroshima) | Ranging system operating with 1 um wavelength for optical communication and space debris observation Hiroo Kunimori, Toshihiro Kubooka, Tetsuharu Fuse, Hiroyuki Endo, Mikio Fujiwara, Masahide Sasaki (NICT), Takao Aoki (Waseda U.) SANE2015-107 |
The National Institute of Information and Communications Technology (NICT) has developed SLR ( Satellite Laser Ranging )... [more] | SANE2015-107 pp.1-5 |
| SAT, SANE (Joint) |
2016-02-16 11:45 |
Hiroshima | Hiroshima Institute of Technology (Hiroshima) | Development of LIDAR for Hayabusa2 and initial health-check with optical link function Takahide Mizuno (JAXA), Teiji Kase (NEC), Hirotomo Noda (NAOJ), Hiroo Kunimori (NICT), Hiroki Senshu (CIT), Junko Ogawa, Hirshi Takeuchi, Takanao Saiki (JAXA), Noriyuki Namiki (NAOJ), Yuichi Tsuda (JAXA) SANE2015-108 |
[more] | SANE2015-108 pp.7-12 |
| SAT | 2015-10-07 15:55 |
Osaka | Osaka University Nakanoshima Center (Osaka) | Initial Overview of Satellite-ground Laser Communication Experiment using Small Optical TrAnsponder (SOTA) Yasushi Munemasa, Hideki Takenaka, Dimitar Kolev, Naohiko Iwakiri, Maki Akioka, Yoshisada Koyama, Hiroo Kunimori, Yoshihisa Takayama, Morio Toyoshima (NICT) SAT2015-32 |
Small Optical TrAnsponder (SOTA) has been launched and injected into 650 km-SSO on 24th May 2014, which is developed by ... [more] | SAT2015-32 pp.75-79 |
| SAT | 2015-10-07 16:20 |
Osaka | Osaka University Nakanoshima Center (Osaka) | A Proposal of Beaconless Ground to Satellite Laser Communication System by Using GPS Information Keiichi Yano (SIT), Yoshihisa Takayama (Tokai Univ.), Hiroo Kunimori (NICT), Koichi Gyoda (SIT) SAT2015-33 |
In a space laser communication between a ground station and a satellite, a beacon laser had been used in acquisition of ... [more] | SAT2015-33 pp.81-85 |
| RCS, SAT (Joint) |
2015-08-17 11:45 |
Fukuoka | Fukuoka Univ. (Fukuoka) | 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 |
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