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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 23  /  [Next]  
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.)
(To be available after the conference date) [more]
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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