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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| WPT, UWT (Joint) |
2021-11-12 15:20 |
Online | Online | Investigation of measurement systems for designing RF-DC conversion circuits with maximum conversion efficiency at specific power and load Kensuke Kobayashi, Kazuhiro Fujimori (Okayama Univ.)  WPT2021-9 |
In space solar power systems, the rectenna is used as an array on the power receiving side, but the microwave power dens... [more] | WPT2021-9 pp.1-5 |
| WPT, AP (Joint) |
2021-01-22 13:50 |
Online | Online | Examination of Matching Circuit Impedance on High-Efficiency Operating RF-DC Conversion Circuits Kensuke Kobayashi, Kazuhiro Fujimori (OU) WPT2020-32 |
Highly efficient rectenna and RF-DC conversion circuit are required for power transmission and energy harvesting in the ... [more] | WPT2020-32 pp.12-14 |
| MW | 2020-11-19 13:30 |
Online | Online | Study of High Sensitivity and Wide Bandwidth Diode Rectifiers Using Multiple Resonance Modes Kei Ohno, Shinichi Tanaka (SIT) MW2020-66 |
We have proposed a high-sensitivity diode rectifier that supports weak radio waves for application to RF energy harvesti... [more] | MW2020-66 pp.6-11 |
| MW | 2019-11-14 13:40 |
Okinawa | Minami Daido Villa. Tamokuteki Koryu Center | RF Energy Harvester Rectifiers Using Diodes Resonating with External Inductors Kei Ohno, Shinichi Tanaka (Shibaura Inst. of Tech.) MW2019-102 |
Low power rectifier for RF energy harvester based on a new operation principle is presented. The single-diode rectifier ... [more] | MW2019-102 pp.13-18 |
| WPT | 2019-06-11 11:05 |
Hokkaido | Hokkaido Univ. | Searching for highly efficient operating condition of an RF-DC conversion circuit using an automatic designing method based on genetic algorithm Takuma Akada, Kazuhiro Fujimori (Okayama Univ.) WPT2019-18 |
In this research, input stage and output stage of RF-DC conversion circuit is investigated to show optimal operating con... [more] | WPT2019-18 pp.41-46 |
| WPT, AP (Joint) |
2019-01-17 13:55 |
Aichi | Toyota Automobile Museum | Fundamental Research on Input Impedance and Impedance Matching of RF-DC Conversion Circuit Tsunayuki Yamamoto, Hiroshi Kubo (Yamaguchi Univ.) WPT2018-56 |
To identify a nonlinear input impedance of RF-DC conversion circuit % leads to the realization of % the impedance ma... [more] |
WPT2018-56 pp.13-17 |
| WPT, AP (Joint) |
2019-01-18 14:00 |
Aichi | Toyota Automobile Museum | Series-Parallel Power Division and Combination for High-Power Rectifier Shinji Abe, Shogo Nishioka, Naoki Sakai, Takashi Ohira (Toyohashi Univ. Tech.) WPT2018-60 |
We investigate the characteristics of eight combinations of parallel/series RF power division, parallel/series DC power ... [more] | WPT2018-60 pp.31-36 |
| AP | 2018-10-19 09:55 |
Okayama | Okayama Univ. | A Study on Suitable Mutation for Genetic Algorithm Generating Planar Circuit Pattern by Logical OR of Overlapping Unit Structures Kento Nakagawa, Kazuhiro Fujimori (Okayama Univ.) AP2018-93 |
Microwave wireless power transfer technology attracts attention. An RF-DC conversion circuit is one of the most importa... [more] | AP2018-93 pp.25-30 |
| WPT, EE (Joint) |
2018-10-04 09:00 |
Kyoto | Kyoto Univ. Uji Campus | Bridge-T resonant rectifier prototype Shinji Abe, Naoki Sakai, Takashi Ohira (Toyohashi Univ. Tech.) WPT2018-36 |
In order to supply power to an active DC load such as motor and rechargeable battery by wireless power transfer, we pro... [more] |
WPT2018-36 pp.39-43 |
| ED, MW | 2018-01-26 09:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | High RF-Input-Sensitivity Diode Rectifier with Series Inductor Katsuyuki Tanaka, Shinichi Tanaka (Shibaura Inst. of Tech.) ED2017-97 MW2017-166 |
A new method of improving RF input sensitivity of single shunt diode rectifier by connecting a series inductor to the di... [more] | ED2017-97 MW2017-166 pp.19-24 |
| WPT (2nd) |
2017-12-09 - 2017-12-11 |
Overseas | National University of Singapore(AWPT2017) | A Study on Influences of an Internal Resistance of a Power Supply on a Self-Biased RF-DC Conversion Circuit Tsunayuki Yamamoto, Hiroshi Kubo (Yamaguchi Univ.) |
[more] | |
| MW | 2016-12-16 16:00 |
Kanagawa | National Defense Academy | Two Topologies of Quarter-Wave-Line Inserted Resistance Compression Rectifier
-- Shunt-Shunt Topology and Series-Series Topology -- Shinji Abe, Kyohei Yamada, Naoki Sakai, Takashi Ohira (TUT) MW2016-169 |
In order to supply power active DC load such as motor and battery with wireless power transfer, we proposed quarter-wave... [more] | MW2016-169 pp.211-214 |
| EE, WPT (Joint) |
2016-10-07 13:00 |
Kyoto | K4 Rectifier Proposal and Simulation Proof Shinji ABE, Naoki Sakai, Takashi Ohira (Toyohashi Univ. of Tech.) WPT2016-33 |
In order to supply power active DC load such as motor and battery with wireless power transfer, we propose novel RF rect... [more] | WPT2016-33 pp.79-84 |
|
| ED | 2016-01-20 13:55 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Invited Lecture]
Estimation of RF-DC conversion efficiency of microwave power Shottky barrier diodes for rectenna by small equivalent circuit model
-- Comparison of semiconductor materials -- Toshiyuki Oishi, Makoto Kasu (Saga Univ.) ED2015-116 |
RF-DC conversion efficiencies of rectenna using conventional and wide bandgap semiconductors are estimated by small sign... [more] | ED2015-116 pp.25-29 |
| WPT | 2015-03-25 10:35 |
Kyoto | Kyoto Univ. Uji Campus | Development of Microwave Power Receiving Device for Driving DC Motor with Dynamic Resistance Characteristic Yong Huang, Takaki Ishikawa, Tomohiko Mitani, Naoki Shinohara (Kyoto Univ.) WPT2014-103 |
Input load characteristics of DC motor fluctuate as the input power is changed. Also the conversion efficiency of a RF-D... [more] | WPT2014-103 pp.49-54 |
| MW | 2013-12-20 11:45 |
Saitama | Saitama Univ. | Development of a DC Power-supply Circuit for a Low Power Rectenna Yong Huang, Naoki Shinohara, Tomohiko Mitani (Kyoto Univ.) MW2013-170 |
This study proposes a RF-DC-DC circuit for an mW low power RF-DC rectifier circuit to improve the efficiency-load charac... [more] | MW2013-170 pp.103-108 |
| WPT (2nd) |
2013-11-22 16:50 |
Kanagawa | Yokosuka Research Park | [Invited Talk]
* Shoichi Kitazawa, Hirokazu Kamoda, Hiroshi Ban, Naoya Kukutsu, Kiyoshi Kobayashi (ATR) |
We have been conducting research and development of radio wave energy harvester that scavenges communication and broadca... [more] | |
| MW | 2013-11-22 13:30 |
Kagoshima | Kagoshima Prefectural Culture Center | Design of High Efficiency Rectifier Circuit Shohei Iwai, Hitoshi Shimamura, Hiroto Sakaki, Kenjiro Nishikawa (Kagoshima Univ.) MW2013-146 |
This paper proposes and demonstrates a high-efficiency rectifier circuit at low-input power operation. The proposed rect... [more] | MW2013-146 pp.85-90 |
| AP | 2013-04-18 14:25 |
Hyogo | Kwansei Gakuin Univ. | A Design Method of Non-Uniform Rectenna Array for High RF-DC Conversion Efficiency Satoshi Yamaguchi, Toru Takahashi, Yukihiro Homma, Takuro Sasaki, Yoshihiko Konishi (Mitsubishi Electric) AP2013-8 |
Microwave power transmission system, such as a Solar Power Satellite, is attractive because of its capability of a long... [more] | AP2013-8 pp.43-47 |
| MW, ED | 2013-01-17 14:55 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Study of RF Energy Harvesting from Broadcasting and Communication Radio Wave Shoichi Kitazawa, Hirokazu Kamoda, Masahiro Hanazawa, Susumu Ano, Hiroshi Ban, Kiyoshi Kobayashi (ATR) ED2012-113 MW2012-143 |
We report here the energy harvesting from ambient electromagnetic wave such as TV broadcasting and cellular telephone fr... [more] | ED2012-113 MW2012-143 pp.5-10 |
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