Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
SAT, SANE (Joint) |
2024-02-08 10:50 |
Kagoshima |
AmaHome PLAZA (Amami City Shimin Koryu Center) (Primary: On-site, Secondary: Online) |
Basic study of Q/V-band on-board DBF antenna subsystem for LEO constellation Noriharu Suematsu, Tomoyuki Furuichi, Satoshi Tsukamoto (Tohoku Univ.) SAT2023-62 |
For future Japanese Low Earth Orbit (LEO) constellation satellite communication, explore of new frequency band (Q/V-band... [more] |
SAT2023-62 pp.18-22 |
EST, MW, EMT, OPE, MWPTHz, IEE-EMT [detail] |
2023-07-20 09:10 |
Hokkaido |
Muroran Institute of Technology (Primary: On-site, Secondary: Online) |
A Basic Architecture Design of Direct Digital RF DBF Transceiver for Q/V-Band On-Board Unit Noriharu Suematsu, Tomoyuki Furuichi, Satoshi Tsukamoto (Tohoku Univ) EMT2023-22 MW2023-40 OPE2023-22 EST2023-22 MWPTHz2023-18 |
This paper describes a transceiver design of Q/V(40/50 GHz)-band DBF antenna for low earth orbit (LEO) constellation on-... [more] |
EMT2023-22 MW2023-40 OPE2023-22 EST2023-22 MWPTHz2023-18 pp.71-75 |
AP |
2022-04-15 10:25 |
Yamagata |
Yamagata Syokuryo Kaikan (Primary: On-site, Secondary: Online) |
A Study on Digital Beam Forming Using Code Division Multiplexing by Waveguide Slot Array with Switchable Slot-pairs Narihiro Nakamoto, Kazunari Kihira, Toru Fukasawa, Yoshio Inasawa (Mitsubishi Electric) AP2022-3 |
This paper presents a novel waveguide slot array with switchable slot-pairs for digital beamforming. In the proposed ant... [more] |
AP2022-3 pp.13-18 |
US |
2022-02-24 13:55 |
Online |
Online |
Method of suppressing grating lobes in digital beam forming using threshold processing Tomonori Kimura, Yusuke Tsukamoto, Shinji Akimoto (MELCO) US2021-70 |
A method of suppressing grating lobes generated in digital beam forming by processing with a time domain is shown. A de... [more] |
US2021-70 pp.6-9 |
SR |
2022-01-24 13:30 |
Online |
Online |
[Invited Talk]
10GbE fiber transmission 7.5GHz-band DBF using 1-bit direct digital RF transmitter Noriharu Suematsu, Ryo Tamura, Mizuki Motoyoshi, Suguru Kameda (Tohoku Univ) SR2021-61 |
In DBF system, large number of element antennas should have each transceivers. The transceiver can be separated to an ou... [more] |
SR2021-61 pp.12-16 |
RCS, SAT (Joint) |
2019-08-22 11:15 |
Aichi |
Nagoya University |
Study on frequency characteristic for the measurement of the systematic errors using gating process for on-board phased array antennas Takuya Okura, Amane Miura, Teruaki Orikasa (NICT), Shinji Senba (Axis) SAT2019-22 |
National Institute of Information and Communications Technology (NICT) has been currently researching and developing the... [more] |
SAT2019-22 pp.31-35 |
SANE |
2019-04-16 11:30 |
Kanagawa |
Defense Academy; Defense Training Institute |
The Calibration Method for the Distributed Array Radar using Reflected Signal from a Moving Target Toshihiro Ito, Shoji Matsuda, Nobuhiro Suzuki, Toshio Wakayama (Mitsubishi Electric) SANE2019-6 |
Distributed array radar consists of multiple subarrays which is relatively small phased array antenna. Because of the sm... [more] |
SANE2019-6 pp.27-32 |
SAT, RCS (Joint) |
2018-08-09 13:45 |
Iwate |
Iwate University |
[Invited Lecture]
Technologies of Satellite Communication in 5G Makio Tsuchiya, Amane Miura, Hiroyuki Tsuji, Morio Toyoshima (NICT) SAT2018-33 RCS2018-136 |
Recently integration of satellite into 5G has been studied in ITU-R, 3GPP, and 5GPPP. And in 3GPP standardization proces... [more] |
SAT2018-33 RCS2018-136 pp.23-28(SAT), pp.25-30(RCS) |
AP, SANE, SAT (Joint) |
2018-07-18 13:30 |
Hokkaido |
Hokkaido Univ. |
Study on the measurement of the systematic errors using DBF/Channelizer for on-board phased array antennas for satellite Takuya Okura, Amane Miura, Teruaki Orikasa (NICT), Shinji Senba (Axis) AP2018-48 SAT2018-12 |
National Institute of Information and Communications Technology (NICT) has been currently researching and developing the... [more] |
AP2018-48 SAT2018-12 pp.37-41(AP), pp.7-11(SAT) |
RCS, SAT (Joint) |
2017-08-18 13:50 |
Niigata |
Niigata Univ. |
Study on Measurement Technique of the Systematic Errors for Phased Array Satellite Antennas Takuya Okura, Amane Miura, Teruaki Orikasa (NICT), Shinji Senba (Axis) SAT2017-38 |
NICT has been currently researching and developing the next-generation communication satellite that has flexibly change ... [more] |
SAT2017-38 pp.93-98 |
SAT |
2016-10-14 09:15 |
Overseas |
Incheon Univ. Songdo R104, Auditorium & Performing Place |
Experimental study on systematic error measurement of weights of array feed for onboard satellite communications antenna Teruaki Orikasa, Amane Miura (NICT), Shinji Senba (AXIS) SAT2016-57 |
Direct radiating phased array antenna and array fed reflector antenna will be used as onboard satellite antenna in the f... [more] |
SAT2016-57 pp.63-67 |
AP, SAT, SANE (Joint) |
2016-07-21 14:50 |
Hokkaido |
Otaru port marina |
Ultra-high Performance Satellite AIS Utilizing Ground-based DBF for Marine Traffic Density Area in the Sea around Japan Daichi Hirahara (JAXA) SAT2016-19 |
Space-based AIS is presented as a promising solution to overcome the coverage limitation of ground stations with the pot... [more] |
SAT2016-19 pp.45-50 |
AP, RCS, WPT, SAT (Joint) |
2015-11-05 13:10 |
Okinawa |
Okinawa Prefectural Museum & Art Museum |
Study on Satellite Antenna Pattern Prediction considering Location of Earth Stations for Footprint Measurement System Teruaki Orikasa, Amane Miura, Maki Akioka, Mashaki Satho, Morio Toyoshima (NICT) AP2015-132 SAT2015-54 |
Confirmation of radiation pattern of satellite antenna is very important for beam formation. National Institute of Infor... [more] |
AP2015-132 SAT2015-54 pp.129-134(AP), pp.35-40(SAT) |
SAT |
2015-10-07 09:10 |
Osaka |
Osaka University Nakanoshima Center |
A system performance study on reducing power consumption of DBF/channelizer for communication satellite Teruaki Orikasa, Amane Miura (NICT), Naoki Kobayashi (NEC Space Technologies), Shinji Senba (AXIS) SAT2015-26 |
We have been researching and developing a digital Beam Former and Digital Channelizer (DBF/channelizer) for communicatio... [more] |
SAT2015-26 pp.1-6 |
WBS, SAT (Joint) |
2015-05-28 13:25 |
Tokyo |
Tokyo City Univ. (Setagaya Campus) |
A study on reducing power consumption of DBF/channelizer for communication satellite Teruaki Orikasa, Amane Miura (NICT), Naoki Kobayashi (NTS), Shinji Senba (AXIS) SAT2015-2 |
We have been researching and developing the DBF/DC (Digital Beam Former and Digital Channelizer) for communication satel... [more] |
SAT2015-2 pp.7-12 |
AP, SANE (Joint) |
2014-08-28 09:55 |
Niigata |
Niigata University Satellite campus |
A Calculation Method for Directions of 2D Multi-beams Rokuzo Hara, Toshio Wakayama, Toru Fukasawa (Mitsubishi Electric) AP2014-73 |
On a subarray DBF system, a beam-width is changeable by depending on a beam-direction. Because, random-element-positions... [more] |
AP2014-73 pp.7-12 |
CS |
2014-07-03 14:10 |
Kagoshima |
Minamitanecho Shoukoukai Kaigishitsu |
[Special Invited Talk]
Next Generation Wideband Satellite Communication Technologies for the Future Satellite Communication System Tatsuhiro Noguchi, Masahito Sato, Moriyasu Miyazaki (Mitsubishi Electric) CS2014-25 |
The key technologies to be developed for the future satellite communication have been investigated based on the basic pl... [more] |
CS2014-25 pp.49-54 |
SAT, RCS (Joint) |
2012-08-30 15:15 |
Kochi |
Kochi City Cultura-Plaza CUL-PORT |
[Invited Lecture]
Research and Development of Satellite Terrestrial Integrated Mobile Communication System as a Disaster Countermeasure Yoshiyuki Fujino (NICT) SAT2012-21 RCS2012-107 |
o achieve a secured and safe society, the securing communication method at the emergency disaster is desired. In the ba... [more] |
SAT2012-21 RCS2012-107 pp.19-24(SAT), pp.67-72(RCS) |
AP, WPT (Joint) |
2011-10-13 13:00 |
Kanagawa |
Kanagawa Womens Center |
Experimental Results of Multibeam DBF Antenna Using Multi-port Amplifiers Kazunari Kihira, Takayuki Nakanishi, Toru Takahashi, Yoshihiko Konishi (Mitsubishi Electric Corp.) AP2011-79 |
In recent years, multibeam satellite systems with hundreds of spot beams have been developed and studied. A Multibeam sa... [more] |
AP2011-79 pp.13-18 |
AP |
2007-05-17 15:20 |
Kochi |
Kochi Univ. of Tech. |
Adaptive beamforming with Multiport Parasitic Array Radiator Antenna Masayuki Morishita (Niigata Univ.), Chen Sun, Makoto Taromaru (ATR), Hiroyoshi Yamada (Niigata Univ./ATR), Takashi Ohira (ATR) AP2007-18 |
A digital beamforming (DBF) array performs adaptive beamforming by digital signal processing. However, the circuit scale... [more] |
AP2007-18 pp.31-35 |