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Search Results: Conference Papers
 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 49件中 1~20件目  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
ED, MW 2020-01-31
13:10
Tokyo Kikai-Shinko-Kaikan Bldg. [Special Talk] Briefing Report on European Microwave Week 2019
Masatake Hangai (Mitsubishi Electric Co.), Kenjiro Nishikawa (Kagoshima Univ.), Kenji Mukai (Murata Manufacturing Co.), Motomi Abe, Yusuke Kitsukawa, Ryota Komaru, Shuichi Sakata, Jun Kamioka, Shinya Yokomizo (Mitsubishi Electric Co.) ED2019-99 MW2019-133
The European Microwave Week 2019, comprising the European Microwave Conference (EuMC), European Integrated Circuits Conf... [more] ED2019-99 MW2019-133
pp.29-34
MW 2019-12-19
15:05
Gifu Gifu Unif. Satellite Campus [Special Talk] 3-D Radiation Pattern Measurement of 60-GHz-Band Phased Array Antenna Using 4x2 Patch Array Antenna
Ryutaro Onimaru, Satoshi Yoshida, Kenjiro Nishikawa (Kagoshima Univ.) MW2019-124
In this paper, we report a designed ,fabricated, and measured results of a 60-GHz-band 2×2 beam-
forming arrray antenna... [more]
MW2019-124
pp.31-36
MW 2019-11-14
17:30
Okinawa Minami Daido Villa. Tamokuteki Koryu Center 6-10GHz Cryogenic GaAs pHEMT LNA MMIC
Hayato Shimizu, Yudai Iwashita, Ryotaro Iwamoto (Kagoshima Univ.), Tamio Kawaguchi (Toshiba Corp.), Kenjiro Nishikawa (Kagoshima Univ.) MW2019-110
This paper demonstrates a cryogenic broadband GaAs pHEMT LNA MMIC. The LNA was designed by using the modified GaAs pHEMT... [more] MW2019-110
pp.59-63
MW, AP
(Joint)
2019-09-20
16:00
Kanagawa JAXA (Sagamihara) Experimental Verification of Copper Ball Interconnection and 3-D Antenna Pattern Measurement Techniques Using 60-GHz-Band Patch Arrray Antenna
Satoshi Yoshida, Ryutaro Onimaru, Kenjiro Nishikawa (Kagoshima Univ.) MW2019-63
In this paper, we report a designed ,fabricated, and measured results of a 60-GHz-band 2×2 beamform-
ing arrray antenna... [more]
MW2019-63
pp.43-47
MW
(2nd)
2019-06-26
- 2019-06-28
Overseas RUS, Bangkok, Thailand Wide Dynamic Range Rectifier Circuit With Varactor Tuned Matching Circuit
Hayato Shimizu, Ayako Suzuki, Koshi Hamano, Kenjiro Nishikawa (Kagoshima Univ.)
 [more]
MW, ICD 2019-03-14
15:40
Okinawa   Wide dynamic range rectifier circuit with varactor tuning technique
Ayako Suzuki, Koshi Hamano, Hayato Shimizu (Kagoshima Univ.), Hiroshi Okazaki, Kunihiro Kawai, Atsushi Fukuda, Yasunori Suzuki (NTT DOCOMO), Kenjiro Nishikawa (Kagoshima Univ.) MW2018-166 ICD2018-110
 [more] MW2018-166 ICD2018-110
pp.55-59
WPT, AP
(Joint)
2019-01-18
14:20
Aichi Toyota Automobile Museum Fabrication and evaluation of a Ka-band single shunt rectifier
Satoshi Yoshida, Kenjiro Nishikawa (Kagoshima Univ.), Shigeo Kawasaki (JAXA) WPT2018-61
In this paper, we report a designed ,fabricated, and measured results of a Ka-band rectifier. To increase the total syst... [more] WPT2018-61
pp.37-41
EE, WPT, IEE-SPC 2018-07-03
15:30
Hokkaido Hokkaido University WPT Area Expansion Technique with Magnetic MISO beamformer
Ayako Suzuki, Koshi Hamano, Kenjiro Nishikawa (Kagoshima Univ.) WPT2018-28
(To be available after the conference date) [more] WPT2018-28
pp.111-115
MW 2018-05-25
11:10
Kyoto Doshisha Univ. Consideration of a C-Band Frequency-Variable Rectifier Using HySIC Technology and Varactor Diode
Keiichi Ishidera, Satoshi Yoshida, Kenjiro Nishikawa (Kagoshima Univ.), Shigeo Kawasaki (JAXA) MW2018-16
In this paper, we propose a frequency-variable rectifier using HySIC (Hybrid Semiconductor Integrated Circuit) technolog... [more] MW2018-16
pp.35-38
WPT
(2nd)
2017-12-09
- 2017-12-11
Overseas National University of Singapore(AWPT2017) Performance Evaluation of 4x1 MISO Magnetic Resonance Beamforming Wireless Power Transfer System
Ayako Suzuki, Koshi Hamano, Keita Ohtsuka, Ryuya Tanaka, Kenjiro Nishikawa (Kagoshima Univ.)
This paper proposes and demonstrates 4x1 multi-input single-output magnetic resonance wireless power transfer system wit... [more]
MW 2017-11-10
10:55
Okinawa Miyakojima Marin Terminal Bldg. Investigation of RF-DC Conversion Efficiency on Concurrent Dual-Band Rectifier under various input power condition
Koshi Hamano, Kenjiro Nishikawa (Kagoshima Univ.), Shigeo Kawasaki (JAXA) MW2017-132
The RF-DC conversion efficiency decreases at the high input power when the two-tone signals input the dual-band rectifie... [more] MW2017-132
pp.111-116
AP, MW
(Joint)
2017-09-22
14:00
Saitama Saitama University The Consideration of A small amplifier for wireless power transmission using GaN device
Yuki Nakano (Okayama Univ.), Satoshi Yoshida, Kenjiro Nishikawa (Kagoshima Univ.), Kazuhiro Fujimori (Okayama Univ.), Shigeo Kawasaki (JAXA) MW2017-75
To realize further future space development and space travel, realization of high frequency reuse type spacecraft is an ... [more] MW2017-75
pp.41-45
EE, WPT, IEE-SPC [detail] 2017-07-28
10:30
Tokyo Kikai-Shinko-Kaikan Bldg. [Invited Lecture] Design of 2.45GHz-Band Rectifier with Harmonic Signal Control
Koshi Hamano, Ryuya Tanaka, Kenjiro Nishikawa (Kagoshima Univ.) EE2017-24 WPT2017-29
This paper designs, fabricates, and demonstrates 2.45GHz rectifier. The fabricated rectifier realizes the high RF-DC con... [more] EE2017-24 WPT2017-29
pp.85-88
MW
(2nd)
2017-06-14
- 2017-06-16
Overseas KMUTT, Bangkok, Thailand Impact of Spur Signal Control on RF-DC Conversion Efficiency for Concurrent Dual-band Rectifier
Koshi Hamano, Ryuya Tanaka, Satoshi Yoshida (Kagoshima Univ.), Akihira Miyachi (JAXA), Kenjiro Nishikawa (Kagoshima Univ.), Shigeo Kawasaki (JAXA)
This paper analyzes the RF-DC conversion efficiencies of the concurrent dual-band rectifier with controlling the spur si... [more]
MW
(2nd)
2017-06-14
- 2017-06-16
Overseas KMUTT, Bangkok, Thailand High-order Mode Transmission Suppression Technique with Via-holes on THz Grounded CPW Line
Hideshi Kakiuchi, Kenjiro Nishikawa (Kagoshima Univ.)
This paper investigated the suppression of high-order mode transmission on CBCPW line by using via-holes. It was confirm... [more]
WPT 2017-06-12
13:00
Kagoshima Kagoshima Univ. Design of Concurrent Dual-Band Rectifier with Harmonic Signal Control
Koshi Hamano, Ryuya Tanaka, Satoshi Yoshida (Kagoshima Univ.), Akihira Miyachi (JAXA), Kenjiro Nishikawa (Kagoshima Univ.), Shigeo Kawasaki (JAXA) WPT2017-8
This paper proposes and demonstrates a concurrent 2.45GHz/5.8GHz rectifier. The proposed concurrent dual-band rectifier ... [more] WPT2017-8
pp.1-6
WPT 2017-06-12
13:25
Kagoshima Kagoshima Univ. A Fundamental Consideration of a Ka-Band Single Shunt Rectifier
Satoshi Yoshida, Wataru Imaoka, Kenjiro Nishikawa (Kagoshima Univ.) WPT2017-9
 [more] WPT2017-9
pp.7-10
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
(2nd)
2016-06-09
- 2016-06-11
Overseas KMUTNB, Bangkok, Thailand Broadband, Flat-gain, and High Liniarity GaN HEMT LNA for Mobile Base Station
Masanobu Tsujii, Koshi Hamano, Kenjiro Nishikawa (Kagoshima Univ.), Kunihiro Kawai, Hiroshi Okazaki, Syoichi Narahashi (NTT DOCOMO, INC.)
This paper demonstrates a broadband GaN HEMT Low Noise Amplifier (LNA) with high linearity. The proposed two-stage LNA e... [more]
MW
(2nd)
2016-06-09
- 2016-06-11
Overseas KMUTNB, Bangkok, Thailand Design of Dual-Band Rectifier Using Microstrip Spurline Notch Filter
Koshi Hamano, Ryuya Tanaka, Satoshi Yoshida (Kagoshima Univ.), Akihira Miyachi (JAXA), Kenjiro Nishikawa (Kagoshima Univ.), Shigeo Kawasaki (JAXA)
This paper proposes and demonstrates a novel dual-band rectifier at 2.15 GHz and 5.84 GHz. The proposed rectifier employ... [more]
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