| IEICE Technical Committee Submission System Conference Schedule |
Online Proceedings [Sign in] Tech. Rep. Archives |
All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SANE | 2016-01-22 10:15 |
Nagasaki | Nagasaki Prefectural Art Museum | Development of Distributed shortwave receiver system by Precision clock synchronization Shigeo Sugitani, Jun Amagai (NICT)  SANE2015-95 |
[more] | SANE2015-95 pp.77-80 |
| AP | 2016-01-14 15:35 |
Tokyo | Takushoku University, Hachiouji Campus | [Invited Lecture]
Water vapor estimation using the propagation delay of digital terrestrial broadcasting waves
-- Results using reflected waves -- Seiji Kawamura, Hiroki Ohta, Hiroshi Hanado, Masayuki Yamamoto, Nobuyasu Shiga, Kohta Kido, Satoshi Yasuda, Tadahiro Gotoh, Ryuichi Ichikawa, Jun Amagai, Kuniyasu Imamura, Miho Fujieda, Kentaro Ishizu, Hironori Iwai, Shigeo Sugitani (NICT) AP2015-176 |
A water vapor measurement system using digital terrestrial broadcasting wave is under investigation. A real-time delay m... [more] | AP2015-176 pp.47-52 |
| SANE | 2012-06-28 16:50 |
Ibaraki | Tsukuba Space Center, JAXA | Experimental Results of QZSS Time Management System Yasuhiro Takahashi, Shin'ichi Hama, Jun Amagai, Maho Nakamura, Miho Fujieda, Ryo Tabuchi, Tadahiro Gotoh, Hideki Narita, Thomas Hobiger, Masanori Aida, Isao Nakazawa (NICT), Motohisa Kishimoto (JAXA), Yukihiro Yahagi (NEC Engineering), Tamaki Takahashi, Satoshi Horiuchi (NEC) SANE2012-28 |
Quasi-Zenith Satellite System (QZSS) is developed as a satellite system of positioning in specified regions of Japan fro... [more] | SANE2012-28 pp.43-48 |
| SANE | 2011-10-18 15:00 |
Overseas | Udayana University, Bali, Indonesia | [Poster Presentation]
Performance Evaluation of QZS NBP Time Transfer System Tadahiro Gotoh, Jun Amagai, Yasuhiro Takahashi, Shin'ichi Hama (NICT) SANE2011-100 |
We have developed a graphics processing unit (GPU)-based two-way time transfer modem for a quasi-zenith satellite (QZS) ... [more] | SANE2011-100 pp.201-205 |
| SANE | 2011-10-18 15:00 |
Overseas | Udayana University, Bali, Indonesia | Development of QZSS mobile station Hideki Narita, Jun Amagai, Masanori Aida, Yasuhiro Takahashi, Isao Nakazawa, Shin'ichi Hama (NICT) SANE2011-101 |
As we designed and constructed the QZSS mobile station, we will report its configuration and performance. The QZSS mobi... [more] |
SANE2011-101 pp.207-209 |
| 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 11:15 |
Ibaraki | Tsukuba Space Center (JAXA) | Experimental Plan and Initial Experimental Results of Time Management System for Quasi-zenith Satellite System Yasuhiro Takahashi, Jun Amagai, Shin'ichi Hama, Miho Fujieda, Maho Nakamura, Ryo Tabuchi, Tadahiro Gotoh, Masanori Aida, Isao Nakazawa, Thomas Hobiger (NICT), Hiroyuki Noda (JAXA), Toshiaki Iwata (AIST), Yukihiro Yahagi (NEC Engineering), Tamaki Takahashi, Satoshi Horiuchi (NEC) SANE2011-34 |
[more] | SANE2011-34 pp.101-106 |
| SANE | 2011-06-24 11:35 |
Ibaraki | Tsukuba Space Center (JAXA) | Precise time transfer between earth stations via QZS system Tadahiro Gotoh, Jun Amagai, Yasuhiro Takahashi, Shin'ichi Hama (NICT) SANE2011-35 |
[more] | SANE2011-35 pp.107-110 |
| SANE | 2010-08-25 15:45 |
Niigata | Niigata University | The measurement and evaluation of Ku band system noise and interference noise for the Quasi-Zenith Satellite System (QZSS) Isao Nakazawa, Jun Amagai, Yasuhiro Takahashi, Miho Fujieda, Ying Li, Shin'ichi Hama (NICT) SANE2010-66 |
The first Quasi-Zenith Satellite System(QZSS) is planned to be launched in this summer, i.e. FY 2010. The QZSS orbit fol... [more] | SANE2010-66 pp.31-35 |
| SAT, SANE (Joint) |
2010-02-26 09:00 |
Tokyo | NICT-Honbu | Development and Experimental Plan of Time Management System of Satellite Positioning System using QZSS Yasuhiro Takahashi, Jun Amagai, Miho Fujieda, Maho Nakamura, Masanori Aida, Isao Nakazawa, Li Tingyu, Shin'ichi Hama (NICT), Hiroyuki Noda, Motohisa Kishimoto (JAXA), Yukihiro Yahagi (NEC Engineering, Ltd.), Satoshi Horiuchi, Tamaki Takahashi (NEC Corp.) SANE2009-160 |
[more] | SANE2009-160 pp.7-11 |
| SANE | 2008-11-25 10:20 |
Overseas | Ba-Da-Guan Hotel, Qingdao | Some Eetimation on the error sources of the time comparison between a satellite and an earth station Maho Nakamura, Shin'ichi Hama, Jun Amagai, Yasuhiro Takahashi, Fumimaru Nakagawa, Miho Fujieda, Tadahiro Gotoh, Masanori Aida (National Institute of Information and Communications Technology) SANE2008-70 |
National Institute of Information and Communications Technology (NICT) plans to construct time comparison system between... [more] | SANE2008-70 pp.39-42 |
| SANE | 2008-06-26 11:35 |
Ibaraki | Tsukuba Space Center (JAXA) | Time Comparison and Ranging Experiments using Precise Time Comparison Equipment of ETS-VIII Fumimaru Nakagawa, Yasuhiro Takahashi, Ryo Tabuchi, Hiroo Kunimori, Jun Amagai, Shigeru Tsuchiya, Shin'ichi Hama (NICT), Hiroyuki Noda (JAXA) SANE2008-16 |
ETS-VIII, a Japanese geo-stationary satellite launched in December 2006, has been developed to obtain the fundamental te... [more] | SANE2008-16 pp.19-22 |
| RCS, SAT (Joint) |
2007-12-21 10:35 |
Oita | Propagation analysis and field measurements of circularly polarized wave on high elevation angle for mobile satellite communications Isao Nakazawa, Kazuhiro Kimura, Jun Amagai, Yoshiyuki Fujino, Hitoshi Ishida, Shin'ichi Hama (NICT) SAT2007-57 |
In the mobile satellite communications in the personal use environment, it is preferable to clarify a variety of propaga... [more] | SAT2007-57 pp.7-12 |
|
| EMT, OPE, MW | 2007-08-03 09:50 |
Hokkaido | Muroran Institute of Technology | A high-stable optical modulator applied to the photonic local oscillator for the radio interferometer Hitoshi Kiuchi (NAOJ), Tetsuya Kawanishi (NICT), Masumi Yamada (NAOJ), Takahide Sakamoto, Masahiro Tsuchiya, Jun Amagai, Masayuki Izutsu (NICT) MW2007-75 OPE2007-62 |
This paper discusses the possibility of applying the high extinction ratio optical modulator to a high stability and hig... [more] | MW2007-75 OPE2007-62 pp.185-190 |
| AP, SAT (Joint) |
2007-07-20 09:00 |
Hokkaido | Daiichi-Takimotokan(Noboribetsu) | Ku band, Non-GSO Satellite Communication Systems for Video Up-link from Land-Mobile Vehicle Yoichi Kawakami, Seiya Inoue (MELCO), Masahiro Ichieda (MDT), Hiroyoshi Masuda (MELCO), Jun Amagai, Shin'ichi Hama (NICT) SAT2007-12 |
Considering the limits of the Radio Regulations, we perform a study of link budget for Ku-band, Non-GSO satellite commu... [more] | SAT2007-12 pp.1-6 |
| MW, OPE, EMT [detail] | 2006-07-28 11:10 |
Hokkaido | High-extinction ratio LN modulator applied to the Radio Interferometry Hitoshi Kiuchi (NAOJ), Tetsuya Kawanishi (NICT), Masumi Yamada (NAOJ), Takahide Sakamoto, Masahiro Tsuchiya, Jun Amagai, Masayuki Izutsu (NICT) |
[more] | MW2006-60 OPE2006-52 pp.137-140 |
|
| AP, SAT (Joint) |
2006-07-07 09:55 |
Hiroshima | Hiroshima Institute of Technology | Communication System Design in Time Management System for Satellite Positioning System using Quasi-Zenith Satellites Yasuhiro Takahashi, Jun Amagai, Kazuhiro Kimura, Miho Fujieda, Shin'ichi Hama (NICT), Mikio Sawabe, Motohisa Kishimoto (JAXA), Kazuo Kondo, Toshihaya Nakahara, Satoshi Horiuchi (NTS) SAT2006-14 |
[more] | SAT2006-14 pp.7-12 |
| SAT | 2005-10-13 13:40 |
Aichi | Rubura Ohzan | Quasi-Zenith Satellite System (QZSS)
-- Outline and its time related mission -- Shin'ichi Hama, Yasuhiro Takahashi, Jun Amagai, Hiroyuki Ito, Takao Morikawa, Shouichirou Yokota, Miho Fujieda, Kazuhiro Kimura (NICT) |
Japan has started a project of Quasi-Zenith Satellite System (QZSS) since FY2003. QZSS will be highly useful not only... [more] |
SAT2005-19 pp.13-17 |
[Return to Top Page]