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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 84  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
WPT, EE
(Joint)
2020-10-07
13:40
Online Online Electrical Characteristics of Gated-Anode Diode for Rectenna Using Normally-Off GaN HEMT
Hidemasa Takahashi, Yuji Ando (Nagoya Univ.), Yoichi Tsuchiya, Akio Wakejima (NITECH), Hiroaki Hayashi, Eiji Yagyu (Mitsubishi Electric), Koichi Kikkawa, Naoki Sakai, Kenji Itoh (Kanazawa Institute of Tech), Jun Suda (Nagoya Univ.)
(To be available after the conference date) [more]
MW, AP
(Joint)
2020-09-24
15:00
Online Online 5.8 GHz band high power rectifier MMIC with passive E-pHEMTs
Fumiya Komatsu, Naoki Sakai, Kenji Itoh (KIT) MW2020-35
This paper describes a 5.8 GHz band high power rectifier MMIC with passive E-pHEMTs. The E-pHEMT that has normally-OFF c... [more] MW2020-35
pp.1-6
MW, AP
(Joint)
2020-09-24
15:25
Online Online 5.8 GHz band high efficiency 1W rectenna with a short stub connected dipole antenna
Naoki Sakai, Keisuke Noguchi, Kenji Itoh (KIT) MW2020-36
 [more] MW2020-36
pp.7-12
MW, WPT 2020-04-23
13:15
Online Online 2.4 GHz band 10 W high efficient bridge rectifier
Koichi Kikkawa, Naoki Sakai, Kenji Itoh (KIT) WPT2020-3 MW2020-3
In wireless power transfer systems, improvements on efficiency and power level of rectifiers are required for wider util... [more] WPT2020-3 MW2020-3
pp.13-18
MW, WPT 2020-04-23
13:50
Online Online High efficient 2.4 GHz band rectenna with harmonic reaction FDA
Akihiko Mugitani, Atsuya Hirono, Naoki Sakai, Kenji Itoh (KIT) WPT2020-4 MW2020-4
This paper describes the high efficient 2.4 GHz band rectenna with the high impedance folded dipole antenna integrated w... [more] WPT2020-4 MW2020-4
pp.19-24
AP, WPT
(Joint)
2020-01-23
12:45
Kagawa Sunport Hall Takamatsu Experimental investigations on in-room power reception of 920 MHz band rectennas
Nobuhiko Yasumaru, Shinichiro Tsujita, Toshiki Tamura, Naoki Sakai, Kenji Itoh, Shigeru Makino (KIT) WPT2019-50
 [more] WPT2019-50
pp.7-12
MW 2019-12-19
11:20
Gifu Gifu Unif. Satellite Campus 1MHz band rectenna with the SOI-CMOS rectifier IC in nW-class operation
Nobuhiko Yasumaru, Naoki Sakai, Keisuke Noguchi, Kenji Itoh (Knazawa Inst.Tech.) MW2019-120
.In this report, 1MHz band rectenna with the SOI-CMOS rectifier IC in nW-class operation is reported for ambient energy ... [more] MW2019-120
pp.11-16
MW 2019-12-19
11:45
Gifu Gifu Unif. Satellite Campus High Sensitivity 920 MHz Band Rectenna with the folded dipole antenna on the artificial magnetic conductor
Kenji Itoh, Nobuhiko Yashumaru, Toshiki Tamura, Naoki Sakai, Shigeru Makino (KIT) MW2019-121
 [more] MW2019-121
pp.17-22
WPT 2019-12-11
16:20
Tokyo Kikai-Shinko-Kaikan Bldg. Suppression of Leakage Electromagnetic Field for Automatic Guided Vehicles Using Capacitive Coupling Wireless Power Transfer -- Suppression of Leakage from Tx Electrode --
Junya Shintani, Shinji Abe, Naoki Sakai, Takashi Ohira (Toyohashi Univ. Tech.) WPT2019-46
Capacitive coupling WPT is keenly expected to work for automatic guided vehicles (AGV) in motion. However, a serious pr... [more] WPT2019-46
pp.11-16
WPT 2019-12-11
16:45
Tokyo Kikai-Shinko-Kaikan Bldg. Loss Factor Analysis of Electrified Roadway for Capacitive Wireless Power Transfer in Motion
Yuto Mochizuki, Shinji Abe, Minoru Mizutani, Naoki Sakai, Takashi Ohira (TUT) WPT2019-47
 [more] WPT2019-47
pp.17-22
WPT
(2nd)
2019-10-31
- 2019-11-02
Overseas Xidian University Simulated limitations on rectification efficiency of 5.8 GHz band bridge rectifiers
Naoki Sakai, Fumiya Komatsu, Kenji Itoh (KIT)
This paper presents limitations on rectification efficiency of 5.8 GHz band bridge rectifiers. In simulations, lossless ... [more]
WPT, EE
(Joint)
2019-10-10
15:00
Shiga Ryukoku Extension Center, Ryukoku University Simulated limitations on rectification efficiency in bridge rectifiers
Naoki Sakai, Fumiya Komatsu, Kenji Itoh (KIT) WPT2019-42
This paper presents the limitations of rectification efficiency of bridge rectifier for the diode performance (Breakdown... [more] WPT2019-42
pp.83-87
EMCJ, EMD, WPT, PEM
(Joint) [detail]
2019-07-19
14:45
Tokyo Kikai-Shinko-Kaikan Bldg. High efficiency 2.4GHz band rectenna with direct matching topology
Atsuya Hirono, Kenji Itoh, Naoki Sakai (KIT) WPT2019-22
This paper describes the direct matching topology of high efficient rectenna. At first, loss analysis of the conventiona... [more] WPT2019-22
pp.1-6
EMCJ, EMD, WPT, PEM
(Joint) [detail]
2019-07-19
15:10
Tokyo Kikai-Shinko-Kaikan Bldg. The 920MHz band low power rectenna with the dual loop antenna
Shogo Sakashita, Naoki Sakai, Kenji Itoh (KIT) WPT2019-23
In this paper, the 920MHz band low power rectenna with the dual loop antenna is described. The dual loop antenna is cons... [more] WPT2019-23
pp.7-12
MW 2019-05-16
14:45
Osaka Setunan Univ. 920MHz band high sensitive rectenna with a small loop antenna
Shinichiro Tsujita, Naoki Sakai, Kenji Itoh, Shunya Tsuchimoto (KIT) MW2019-14
 [more] MW2019-14
pp.25-30
MW, ICD 2019-03-14
11:20
Okinawa   High power microwave impedance real-time measurement system
Asako Suzuki (Adamant Namiki), Kaiji Nakahara, Motoaki Miyazaki, Naoki Ejima, Naoki Sakai, Satoshi Tsukamoto, Takashi Ohira (Toyohashi Univ. Tech.) MW2018-159 ICD2018-103
We propose a compact RF high power real-time reflection coefficient measurement system. This system consists of four par... [more] MW2018-159 ICD2018-103
pp.19-22
MW, ICD 2019-03-14
14:50
Okinawa   A tunable impedance transformer that draws a spiral locus on the Smith chart by frequency sweep
Asako Suzuki (Adamant Namiki), Motoaki Miyazaki, Naoki Sakai (Toyohashi Univ. Tech.), Toshio Ishizaki (Ryukoku Univ.), Satoshi Tsukamoto, Takashi Ohira (Toyohashi Univ. Tech.) MW2018-164 ICD2018-108
We propose a tunable impedance transformer that draws a spiral locus on the Smith chart by frequency sweep and an automa... [more] MW2018-164 ICD2018-108
pp.43-48
WPT 2019-03-08
09:40
Kyoto Kyoto Univ. Uji Campus Rectifier-Oriented 6.78MHz 250 W Solid-State Switch-Matching Circuit
Ryota Gibo, Shinji Abe, Shogo Nishioka, Satoshi Kitabayashi, Naoki Sakai, Takashi Ohira (Toyohashi Univ. of Tech.) WPT2018-83
Some WPT Systems demand a switchable-matching circuit that copes with high power.Conventional switchable-matching circui... [more] WPT2018-83
pp.99-103
WPT, AP
(Joint)
2019-01-17
13:15
Aichi Toyota Automobile Museum [Invited Lecture] Flexible Electrodes High-kQ Capacitive Coupling WPT for a Running Miniature Crawler
Ryoichi Baba, Ryota Gibo, Keisuke Miyaji, Shinji Abe, Shoichi Isogai, Naoki Sakai, Takashi Ohira (Toyohashi Univ. Tech.) WPT2018-54
We participated in the mini 4WD wireless power feed running race held in Kanazawa in September
2018, and received a spe... [more]
WPT2018-54
pp.1-5
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
 Results 1 - 20 of 84  /  [Next]  
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