Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
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] |
|
MW |
2016-01-15 13:05 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
[Memorial Lecture]
Projects for MW 50th anniversary Yohei Ishikawa (Kyoto Univ.), Takao Kuki (Doshisha Univ.), Masashi Nakatsugawa (NTT), Kenjiro Nishikawa (Kagoshima Univ.), Yo Yamaguchi (NTT), Junji Sato (Panasonic), Ryo Ishikawa (UEC), Naoto Sekiya (Yamanashi Univ.) MW2015-166 |
[more] |
MW2015-166 pp.37-40 |
WPT (2nd) |
2015-12-11 14:30 |
Overseas |
TamKang University, Tamsui Campus |
Wide Dynamic Range Rectifier with Adaptive Power Control Technique Ryuya Tanaka, Hiroto Sakaki, Makoto Kuroki, Fumito Kuroiwa, Kenjiro Nishikawa (Kagoshima Univ.) |
This paper proposes and demonstrates a novel wide dynamic range and high-efficiency rectifier. The proposed rectifier co... [more] |
|
MW |
2015-11-19 16:00 |
Okinawa |
Univ. of the Ryukyus |
[Special Talk]
Report on 2015 IEEE MTT-S International Microwave Symposium Kenjiro Nishikawa (Kagoshima Univ.), Shuhei Amakawa (Hiroshima Univ.), Masataka Ohira (Saitama Univ.), Hiroyuki Kayano (Toshiba), Takashi Shimizu (Utsunomiya Univ.), Masahiro Horibe (AIST), Kazuya Yamamoto (Melco) MW2015-128 |
[more] |
MW2015-128 pp.47-52 |
EMCJ, IEE-EMC, MW, EST [detail] |
2015-10-22 10:30 |
Miyagi |
Sakura Hall, Katahira Campus, Tohoku Univ. |
Fabrication and evaluation of small sensor node for wireless health monitoring system in the RVT Satoshi Yoshida (Kagoshima Univ.), Akihira Miyachi (JAXA), Kenjiro Nishikawa (Kagoshima Univ.), Shigeo Kawasaki (JAXA) EMCJ2015-62 MW2015-101 EST2015-72 |
In this paper, we evaluate system feasibility of the wireless sensor network system powerd by the mi-
crowave power tra... [more] |
EMCJ2015-62 MW2015-101 EST2015-72 pp.17-22 |
MW (2nd) |
2015-08-06 - 2015-08-08 |
Overseas |
Chulalongkorn Univ., Bangkok, Thailand |
[Poster Presentation]
Dual-band Dual-pole Antenna for compatibility of MPT with communication Naoki Hasegawa (Kyoto Univ), Hyeonjae Ju (The Univ. of Tokyo), Satoshi Yoshida (Kagoshima Univ.), Akihira Miyachi, Makoto Matsunoshita (ISAS/JAXA), Kenjiro Nishikawa (Kagoshima Univ.), Shigeo Kawasaki (ISAS/JAXA) |
In this paper, a proto-type of dual-band dual-pole antenna is demonstrated for compatibility of MPT with the X-band comm... [more] |
|
EMCJ, WPT (Joint) |
2015-01-22 14:00 |
Okinawa |
Okinawaken Jichikaikan |
A Novel Wide Dynamic Range and Dual Band Rectifier Design for Wireless Power Transfer System Hiroto Sakaki, Fumito Kuroiwa, Masanobu Tsujii, Kenjiro Nishikawa (Kagoshima Univ.), Kunihiro Kawai, Hiroshi Okazaki, Shoichi Narahashi (NTT DOCOMO) WPT2014-81 |
[more] |
WPT2014-81 pp.19-24 |
EMCJ, WPT (Joint) |
2015-01-23 14:25 |
Okinawa |
Okinawaken Jichikaikan |
MIMO Transmission Characteristics on Wireless Power Transfer System Tatsuro Kuwahara, Ryo Takamori, Kenjiro Nishikawa (Kagoshima Univ) WPT2014-86 |
[more] |
WPT2014-86 pp.49-54 |
MW, ED |
2015-01-15 16:10 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Interference Analysis of Dual-band WiCoPT System for Wireless Sensor Network in RVT Ryo Takamori, Kenjiro Nishikawa (Kagoshima Univ.), Yusuke Maru, Shigeo Kawasaki (JAXA) ED2014-122 MW2014-186 |
[more] |
ED2014-122 MW2014-186 pp.31-34 |
MW (2nd) |
2014-11-26 - 2014-11-28 |
Overseas |
King Mongkut's Institute of Technology Ladkrabang (KMITL), Bangkok |
Novel RF configuration on IC Tag for Multi-frequency Transmission WiCoPT System Machiko Maeno, Ryo Takamori, Hiroto Sakaki, Kenjiro Nishikawa (Kagoshima Univ.), Shigeo Kawasaki (JAXA) |
This paper proposes a multi-frequency transmission WiCoPT system, and a novel RF configuration on IC Tag without VCO and... [more] |
|
MW, OPE, EMT, MWP, EST, IEE-EMT [detail] |
2014-07-18 13:00 |
Hokkaido |
Muroran Inst. of Tech. |
A Novel Wide Dynamic Range Rectifier Design for WPT System Hiroto Sakaki, Fumito Kuroiwa, Masashi Muraguchi, Kenjiro Nishikawa (Kagoshima Univ.) MW2014-80 OPE2014-49 EST2014-41 MWP2014-38 |
Wireless Power Transfer (WPT) can be categorized into many method and Microwave wireless Power Transfer(MPT). Compared w... [more] |
MW2014-80 OPE2014-49 EST2014-41 MWP2014-38 pp.191-196 |
MW, SCE, WPT |
2014-04-18 15:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Design and Analysis of High Efficiency Rectifier with High Impedance Matching Circuit Hiroto Sakaki, Hitoshi Shimamura, Fumito Kuroiwa, Kenjiro Nishikawa (Kagoshima Univ.) WPT2014-22 SCE2014-22 MW2014-22 |
Recently, Wireless Power Transmission (WPT) has been demand for next generation power transmission systems. WPT can be c... [more] |
WPT2014-22 SCE2014-22 MW2014-22 pp.115-120 |