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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 30  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
WPT 2024-03-14
09:55
Kyoto Kyoto-Univ. (Uji campus)
(Primary: On-site, Secondary: Online)
System Evaluation of the Ground-Based Power Generation & Transmission Model Aimed at Realizing Space Solar Power System
Akihito Ogawa, Naohiro Tanaka, Shinichi Okamoto (IA) WPT2023-36
Various models are proposed globally for the future of Space Solar Power System. One such model, the USEF2006 model, pro... [more] WPT2023-36
pp.7-11
RCS, SR, SRW
(Joint)
2024-03-15
09:45
Tokyo The University of Tokyo (Hongo Campus), and online
(Primary: On-site, Secondary: Online)
[Invited Lecture] Consideration of Space Network Utilization in 6G
Eiji Okamoto (NITech) RCS2023-282 SR2023-105 SRW2023-69
Non-terrestrial networks (NTNs) are expected to be an effective means of “super coverage extension” to remote areas on t... [more] RCS2023-282 SR2023-105 SRW2023-69
p.131(RCS), p.63(SR), p.96(SRW)
WPT 2023-03-16
15:40
Kyoto Kyoto-Univ. (Uji campus)
(Primary: On-site, Secondary: Online)
Study on Output Monitoring System for Transmitting Array Antenna of Space Solar Power Test Satellite
Fumiaki Ito, Tomohiko Mitani, Naoki Shinohara (Kyoto Univ) WPT2022-39
In this study, we propose an output monitoring system for transmitting array antennas of a space solar power test satell... [more] WPT2022-39
pp.47-52
WPT 2022-06-10
12:10
Tokyo
(Primary: On-site, Secondary: Online)
Study of Wireless Power Transmission from Lunar Orbit
Yuichiro Ozawa, Akihito Ogawa, Naohiro Tanaka (IHI AEROSPACE) WPT2022-18
Wireless power transmission (WPT) from the solar power system on lunar orbit could be one
of the primary energy source... [more]
WPT2022-18
pp.24-27
WPT 2021-03-04
09:35
Online Online Demonstration experiment of power taper implementation using subarrays with gradually increasing number of elements method
Shotaro Katano (SOKENDAI), Ken-ichiro Maki, Takahide Mizuno (JAXA) WPT2020-33
The wireless power transmission subsystems of the space solar power systems needs to be able to be configured with high ... [more] WPT2020-33
pp.1-4
WPT
(2nd)
2019-10-31
- 2019-11-02
Overseas Xidian University [Invited Talk] Retro-reflective Beamforming for Wireless Power Transmission from Satellite to Earth
Xin Wang, Xuemei Cao, Zhongqiang Tang (Nanjing Univ. Aeronautics & Astronautics), Mingyu Lu (West Virginia Univ. Inst. of Tech.)
Wireless power transmission for Space Solar Power Satellites (SSPS) calls for extremely high accuracy in steering the mi... [more]
WPT 2017-03-07
14:50
Kyoto Kyoto Univ. Uji Campus Improvement Study on calibration speed of the Microwave Power Transmission equipment with the REV Method
Maho Sato, Shuji Nuimura, Tomohiro Takahashi, Manabu Sawa, Yukihiro Homma (MELCO), Katsumi Makino, Daisuke Joudoi, Kazuo Ohashi (JAXA) WPT2016-82
In microwave power transmission system, high accuracy beam control capability is required to obtain stable received powe... [more] WPT2016-82
pp.91-94
EMCJ, IEE-EMC, MW, EST [detail] 2016-10-20
14:55
Miyagi Tohoku Univ. C-Band GaN Diode Rectifier for HySIC MPT System
Satoshi Yoshida (Kagoshima Univ.), Akihira Miyachi (JAXA), Ryoko Kishikawa, Masahiro Horibe (AIST), Kenjiro Nishikawa (Kagoshima Univ.), Shigeo Kawasaki (JAXA) EMCJ2016-69 MW2016-101 EST2016-65
In this paper, we evaluate a 5.8 GHz rectifier using GaN diode for space solar power system application.
As a first ste... [more]
EMCJ2016-69 MW2016-101 EST2016-65
pp.53-56
MW, WPT 2016-04-21
11:30
Tokyo Kikai-Shinko-Kaikan Bldg. A 5.8 GHz-band high efficiency rectifier with a low resistance and high breakdown voltage GaAs Schottky Barrier Diode
Marika Nakamura, Yutaro Yamaguchi, Masaomi Tsuru, Yasuki Aihara, Jun Shimokawatoko, Yukihiro Homma, Eiji Taniguchi (Mitsubishi Electric Co.) WPT2016-3 MW2016-3
High RF-DC conversion efficiency at high input power are required for rectifiers used in receivers of the microwave powe... [more] WPT2016-3 MW2016-3
pp.11-15
WPT 2016-03-07
15:45
Kyoto Kyoto Univ. Uji Campus Examination for Improving Microwave Beam-pointing Control Accuracy Applied to Space Solar Power Systems
Katsumi Makino, Daisuke Joudoi, Mitsuhiro Nakadai, Masanobu Yajima, Kazuo Ohashi (JAXA), Tomohiro Takahashi, Shuji Nuimura, Yukihiro Homma (MELCO) WPT2015-82
JAXA has developed a high-accuracy microwave beam-pointing controller for a wireless power transmission ground test and ... [more] WPT2015-82
pp.33-37
WPT 2016-03-07
16:45
Kyoto Kyoto Univ. Uji Campus [Special Talk] Valuation of a Transmitting Antenna or Spacetenna in a Solar Power Satellite and its Development Strategy
Tadashi Takano (Nihon Univ.) WPT2015-84
In this presentation, first, the importance of a transmitting antenna (spacetenna) is clarified in a solar power satelli... [more] WPT2015-84
pp.45-50
WPT, MW 2015-04-16
15:50
Tokyo Kikai-Shinko-Kaikan Bldg. Prototype of the 5.8GH-band high efficiency rectifier with a high breakdown voltage GaAs SBD
Marika Nakamura, Yutaro Yamaguchi, Masaomi Tsuru, Yasuki Aihara, Atsushi Yamamoto, Yukihiro Homma, Eiji Taniguchi (Mitsubishi Electric) WPT2015-5 MW2015-5
Rectifiers used for receivers of the microwave power transmission systems, such as space solar power systems, needs an i... [more] WPT2015-5 MW2015-5
pp.21-25
WPT 2014-12-19
11:30
Oita Daihen Tech. Development of high-efficiency rectenna control device
Yuichiro Ozawa, Teruo Fujiwara, Naohiro Tanaka (IHI AEROSPACE), Kenji Sasaki, Shuji Nakamura (J-spacesystems) WPT2014-72
High-efficiency technology of microwave transfer system is needed. The RF-DC conversion efficiency is one of the most im... [more] WPT2014-72
pp.47-50
SANE 2014-06-20
14:20
Ibaraki Tsukuba Space Center, JAXA Concept study of SSPS microwave power transmission technology demonstration on exposed pallet of HTV
Michio Isayama, Junichi Amimoto, Yuichiro Ozawa, Naohiro Tanaka (IHI AEROSPACE), Daisuke Goto, Katsumi Makino, Tatsuhito Fujita, Kazuo Ohashi (JAXA) SANE2014-35
It is necessary to experiment microwave power transmission from orbit to the ground in order to evaluate the influence o... [more] SANE2014-35
pp.71-74
WPT 2014-06-06
13:30
Tokyo Univ. of Tokyo Prototype of a 5.8GHz-band Lightweight Rectenna
Yuichiro Ozawa, Naohiro Tanaka (IHI AEROSPACE) WPT2014-24
We manufactured the 5.8GHz-band lightweight rectenna. The antenna was a microstrip patch type. We applied an aramid hone... [more] WPT2014-24
pp.1-4
WPT 2014-06-06
13:55
Tokyo Univ. of Tokyo Study of a 5.8GHz-band high efficiency rectifier with a high breakdown voltage GaAs schottky barrier diode
Toshiyuki Tanaka, Yutaro Yamaguchi, Masaomi Tsuru, Yasuki Aihara, Atsushi Yamamoto, Yukihiro Homma, Eiji Taniguchi (Mitsubishi Electric) WPT2014-25
A rectifier used in receivers of microwave power transmission, such as space solar power systems, needs having high RF-D... [more] WPT2014-25
pp.5-10
WPT 2014-06-06
14:20
Tokyo Univ. of Tokyo Prototype of GaN schottky diode for a rectenna
Teruo Fujiwara, Yuichiro Ozawa, Naohiro Tanaka (IHI AEROSPACE), Masaaki Kuzuhara (Univ. of Fukui), Kazuhiro Fujimori (Okayama Univ.), Shuichi Yagi (POWDEC), Keisuke Naito (NDK), Shoichiro Mihara, Shuji Nakamura (J-spacesystems) WPT2014-26
Schottky Barrier Diode based on GaN semiconductor is developing for high effciency 5.8GHz rectenna toward Space Solar Po... [more] WPT2014-26
pp.11-16
AI, SC 2013-08-09
15:45
Tokyo National Institute of Informatics The NICT Science Cloud -- A Challenge of Science Data Crawling via NICT Science Cloud and Discussion toward Linked Open Data --
Ken T. Murata, Hidenobu Watanabe (NICT), Kentaro Ukawa (SEC), Kazunori Yamamoto, Koji Zettsu (NICT) AI2013-18 SC2013-12
In the Solar-Terrestrial Physics (STP), it is pointed out that circulation and utilization of observation data among res... [more] AI2013-18 SC2013-12
pp.19-24
SANE 2013-06-21
10:45
Ibaraki Tsukuba Space Center, JAXA Prototype Testing of Panel for Power Generator and Microwave Transmitter used in Space Solar Power Systems
Nobuo Adachi (ArumoTech), Daisuke Joudoi, Katsumi Makino (JAXA) SANE2013-25
We study the panel for power generator and microwave transmitter which mainly constitute the microwave type space solar ... [more] SANE2013-25
pp.57-61
SANE 2013-06-21
13:00
Ibaraki Tsukuba Space Center, JAXA Application of Thin-Film Deployment Mechanism as De-orbit Device from Low Earth Orbit
Toshinori Kuwahara, Yoshihiro Tomioka, Tatsuaki Hashimoto (Tohoku Univ.) SANE2013-28
Tohoku University has been very active in small satellite development for years and has already successfully developed, ... [more] SANE2013-28
pp.75-79
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