Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
SANE, SAT (Joint) |
2021-02-18 11:00 |
Online |
Online |
Network operation measures by a laser ground network planning (LGNP)
-- Space optical direct communication technology -- Tatsuya Mukai (JAXA), Yoshihisa Takayama (TU), Takashi Asama, Nobuhiro Yagi (TIS) SANE2020-58 |
Based on OICETS experimental ground system and the IOAG/OLSG report, JAXA conducts the research and development of uniqu... [more] |
SANE2020-58 pp.1-6 |
SAT, SANE (Joint) |
2020-02-19 15:15 |
Okinawa |
|
Development and operations of a transportanble optical ground station (TOGS) for space optical direct communications
-- Space optical communications technology -- Tatsuya Mukai (JAXA), Yoshihisa Takayama (TU), Tomohiro Araki (JAXA) SANE2019-105 |
The data volumes of space communication services connected between space and ground tends to increase more and more and ... [more] |
SANE2019-105 pp.43-48 |
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 |
2015-10-07 15:55 |
Osaka |
Osaka University Nakanoshima Center |
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 |
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 |
SANE, SAT (Joint) |
2015-02-19 14:30 |
Okinawa |
Okinawaken Shichoson Jichikaikan |
Integration, Final Test and Orbital Initial Operation of SOTA onboard Small Satellite SOCRATES Maki Akioka, Yoshihisa Takayama, Yoshisada Koyama (NICT), Akira Miyake, Mamoru Yamada (AES) SAT2014-66 |
SOTA is a experimantal small optical communication instrument for orbital demonstration of 1.5 microns laser communicati... [more] |
SAT2014-66 pp.91-95 |
SAT |
2014-10-24 11:00 |
Overseas |
Hae-un-dae Grand Hotel, Busan, Korea |
Application of DIMM system to satellite tracking Tomohiro Watanabe (Tokyo Metropolitan Univ.), Yoshihisa Takayama, Hiroo Kunimori (NICT), Hajime Fukuchi (Tokyo Metropolitan Univ.) SAT2014-43 |
We study a possibility to share a single camera for both tracking of a received light and measuring atmosphere influence... [more] |
SAT2014-43 pp.113-116 |
CAS, SIP, MSS, VLD, SIS [detail] |
2014-07-09 16:40 |
Hokkaido |
Hokkaido University |
Dynamic wavefront compensation of signal beam in optical satellite communication system using phase conjugation technique Kaori Nishimaki, Atsushi Okamoto, Atsushi Shibukawa, Akihisa Tomita (Hokkaido Univ.), Yoshihisa Takayama (NICT) CAS2014-18 VLD2014-27 SIP2014-39 MSS2014-18 SIS2014-18 |
We propose an optical satellite communication system which can dynamically compensate the signal beam wavefront using ph... [more] |
CAS2014-18 VLD2014-27 SIP2014-39 MSS2014-18 SIS2014-18 pp.87-92 |
SAT, WBS (Joint) |
2014-05-15 17:05 |
Aichi |
Nagoya Institute of Technology |
[Special Talk]
Status and plans of space laser communications Yoshihisa Takayama (NICT) WBS2014-4 SAT2014-6 |
Demonstrations on satellite laser communications are summarized. Besides, project plans of space agencies and the recent... [more] |
WBS2014-4 SAT2014-6 pp.19-23(WBS), pp.27-31(SAT) |
SAT |
2013-10-24 13:25 |
Fukuoka |
IP CITY HOTEL Fukuoka |
On very small satellite mission SOCRATES for space optical communication experiment Maki Akioka, Yoshihisa Takayama, Yoshisada Koyama (NICT), Akira Miyake, Mamoru Yamada (AES) SAT2013-36 |
We are developing very small satellite mission SOCRATES (Space Optical Communication Research Advanced Technology Satell... [more] |
SAT2013-36 pp.33-37 |
AP, SAT (Joint) |
2013-07-24 10:55 |
Hokkaido |
Sun Refre Hakodate |
Concept of terrestrial free-space laser communications network for future airborne- and satellite-based laser communication projects Morio Toyoshima, Yasushi Munemasa, Hideki Takenaka, Yoshihisa Takayama, Yoshisada Koyama, Hiroo Kunimori, Toshihiro Kubo-oka, Kenji Suzuki, Shinichi Yamamoto, Shinichi Taira, Hiroyuki Tsuji, Isao Nakazawa, Maki Akioka (NICT) SAT2013-11 |
The communication capacity of satellite communications becomes very large because of the higher performance of onboard s... [more] |
SAT2013-11 pp.1-4 |
WBS, SAT (Joint) |
2013-05-16 16:35 |
Tochigi |
Utsunomiya Univ. |
[Special Talk]
Perspectives of channel coding for satellite laser communications Eiji Okamoto, Takuma Kyo, Hiroaki Inoue (Nagoya Inst. of Tech.), Yozo Shoji, Yoshihisa Takayama, Morio Toyoshima (NICT) WBS2013-6 SAT2013-5 |
Satellite laser communication, whose transmission channel characteristics are different from those of radio-frequency ch... [more] |
WBS2013-6 SAT2013-5 pp.31-36(WBS), pp.25-30(SAT) |
WBS, SAT (Joint) |
2013-05-17 10:30 |
Tochigi |
Utsunomiya Univ. |
Study on atmospheric turbulence for laser communications for micro-satellites and its applicability to the satellite communications scenario Morio Toyoshima, Yasushi Munemasa, Hideki Takenaka, Yoshihisa Takayama, Yoshisada Koyama, Toshihiro Kubo-oka, Hiroo Kunimori, Maki Akioka (NICT) SAT2013-6 |
[more] |
SAT2013-6 pp.31-38 |
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 |
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 |
SAT, RCS (Joint) |
2012-08-31 10:40 |
Kochi |
Kochi City Cultura-Plaza CUL-PORT |
Multi-rate LDGM block transmission scheme for satellite laser communications Takuma Kyo, Eiji Okamoto (NIT), Yozo Shoji, Yoshihisa Takayama, Morio Toyoshima (NICT) SAT2012-27 |
A satellite laser communication, which provides high-speed and high-capacity satellite communications, draws much attent... [more] |
SAT2012-27 pp.55-60 |
AP, SAT (Joint) |
2012-07-27 09:30 |
Hokkaido |
Hokkaido Univ. |
Studies for simplified optical ground station Yoshihisa Takayama, Hiroo Kunimori, Hideki Takenaka, Yoshisada Koyama, Morio Toyoshima (NICT) SAT2012-14 |
[more] |
SAT2012-14 pp.37-42 |
NS |
2012-05-17 15:00 |
Tokyo |
National Institute of Informatics |
A Performance Evaluation of TCP-FSO over Free-Space Optical Link Yohei Hasegawa, Yasuhiro Mizukoshi (NEC Corp.), Yoshihisa Takayama, Morio Toyoshima (NICT) NS2012-19 |
In this paper, we discuss field test results of TCP-FSO which is a customized transport protocol for Free-Space-Optical ... [more] |
NS2012-19 pp.17-22 |
SAT, SANE (Joint) |
2012-02-16 16:25 |
Mie |
|
Laser transmission demonstration by using the engineering model of the Small Optical Transponder (SOTA-EM) Yoshihisa Takayama, Takashi Sasaki, Hideki Takenaka, Yoshisada Koyama, Morio Toyoshima (NICT), Takao Yokota (NEC) SAT2011-69 |
[more] |
SAT2011-69 pp.25-29 |
SAT, SANE (Joint) |
2012-02-16 16:50 |
Mie |
|
An improvement of rate estimation algorithm in the multi-rate LDGM code for the satellite laser communications Takuma Kyo, Eiji Okamoto (NIT), Yozo Shoji, Yoshihisa Takayama, Morio Toyoshima (NICT) SAT2011-70 |
A satellite laser communication, one of the satellite communication techniques providing high-speed and high-capacity co... [more] |
SAT2011-70 pp.31-36 |