Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
AP |
2023-03-16 15:35 |
Toyama |
Toyama Prefectural Civic Hall (Primary: On-site, Secondary: Online) |
[Tutorial Lecture]
Miniaturization Design of UWB Antenna and Application for UWB MIMO Antenna Nobuyasu Takemura (Nippon Institute of Tech.) AP2022-240 |
This paper introduces the compact design of UWB monopole antennas for UWB systems and its application to UWB MIMO antenn... [more] |
AP2022-240 pp.37-42 |
WPT |
2023-03-17 12:35 |
Kyoto |
Kyoto-Univ. (Uji campus) (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Handmade 2.4GHz band impedance matching circuit using double-sided board. Akihiro Kawata (Fukuda Denshi Co., Ltd) WPT2022-55 |
An impedance matching circuit was designed for the target circuit (Zknown) of the 20th WPT contest "Matching Circuit Con... [more] |
WPT2022-55 pp.109-114 |
MW |
2022-03-03 09:35 |
Online |
Online |
Chip Resistors for Heat Dissipation on RF circuits Yuta Sugiyama, Hidenori Ishibashi, Takeshi Oshima, Hidenori Yukawa, Toru Fukasawa, Toru Takahashi, Yoshio Inasawa (Mitsubishi Electric) MW2021-112 |
In this paper we present that the technology of heat dissipation for RF circuit using chip resistors. The quarter wavele... [more] |
MW2021-112 pp.7-11 |
EMCJ, MW, EST, IEE-EMC [detail] |
2019-10-24 10:55 |
Miyagi |
Tohoku Gakuin University(Conf. Room 2, Eng. Bldg. 1) |
Efficiency Enhancement of GaN Doherty Power Amplifier at Large Power Back-Off with Virtual Short Stub Technique Satoru Honda, Shuichi Sakata, Yuji Komatsuzaki, Shintaro Shinjo (Mitsubishi Electric) EMCJ2019-40 MW2019-69 EST2019-48 |
We propose a new efficiency enhancement technique of Doherty power amplifiers (DPAs) using virtual short stub. In this t... [more] |
EMCJ2019-40 MW2019-69 EST2019-48 pp.21-25 |
AP |
2019-03-14 13:55 |
Fukushima |
Yunoya (Iizaka Onsen, Fukushima) |
A Decoupling Method for 3 Element Monopole Antennas by Using a Short Stub Takuya Miyasaka, Masaharu Takahashi (Chiba Univ.), Hiroshi Sato (Panasonic Corp.) AP2018-188 |
Recently, MIMO technology using multiple antennas is used to get high speed communication. If MIMO antennas are put clos... [more] |
AP2018-188 pp.13-18 |
AP, MW (Joint) |
2018-09-21 16:25 |
Tokyo |
Tokyo Tech |
A Triple-band Decoupling Method for MIMO Antennas by Using a Short stub and Trifurcation Branch Elements Takuya Miyasaka (Chiba Univ.), Hiroshi Sato (Panasonic Co.), Masaharu Takahashi (Chiba Univ.) AP2018-87 |
MIMO technology using multiple antennas for high speed communication has a problem of mutual coupling between antennas. ... [more] |
AP2018-87 pp.37-42 |
AP |
2018-08-23 13:10 |
Saitama |
Nippon Inst. of Tech. |
An experimental study of half bell-shape UWB printed monopole antenna with short stub Shunta Ichikawa, Nobuyasu Takemura (NIT) AP2018-71 |
In this paper, parametric studies and evaluation results of a planar small monopole antenna for Ultra-wideband (UWB) sys... [more] |
AP2018-71 pp.23-28 |
AP, SANE, SAT (Joint) |
2018-07-18 10:15 |
Hokkaido |
Hokkaido Univ. |
A Dual-band Decoupling Method for Closely MIMO Antennas by Using a Short Stub and a Blanch Element Takuya Miyasaka (Chiba Univ.), Hiroshi Sato (Panasonic Co.), Masaharu Takahashi (Chiba Univ.) AP2018-43 |
Faster and larger wireless communication technology are required due to increasing communication traffic in recent years... [more] |
AP2018-43 pp.7-11 |
AP |
2018-03-08 14:10 |
Gunma |
Hotel Ichii (Kusatsu, Gunma) |
A Decoupling Method for Closely MIMO Antennas by Using a Short Stub Structure Takuya Miyasaka (Chiba Univ.), Hiroshi Sato (Panasonic), Masaharu Takahashi (Chiba Univ.) AP2017-192 |
Faster and larger wireless communication technology are required due to increasing communication traffic in recent years... [more] |
AP2017-192 pp.5-8 |
AP |
2017-03-16 13:00 |
Iwate |
Iwate Univ. |
A Decoupling Method for 2 Elements MIMO Antennas using a Short Stub Takuya Miyasaka (Chiba Univ.), Hiroshi Sato (Panasonic Co.), Keita Kuriyama, Masaharu Takahashi (Chiba Univ.) AP2016-182 |
Recently, there is MIMO technology which is one of wireless technologies. This technology communicates in parallel by us... [more] |
AP2016-182 pp.27-30 |
MW |
2015-05-29 15:50 |
Tokyo |
The Univ. of Electro-Commun. |
A study on impedance matching for microstrip patch array antenna fed by coplanar waveguide of open-end Yutaro Oshima, Toshihisa Kamei, Toru Kawano (NDA) MW2015-35 |
We have developed the liquid crystal loaded phase shifter as the adaptive device operating in microwave frequency, and a... [more] |
MW2015-35 pp.81-85 |
EMCJ, MW, IEE-MAG |
2009-10-22 15:20 |
Iwate |
Iwate Univ. |
Transmission-line dual-band transformers using open/short circuited stubs Xiaolong Wang, Iwata Sakagami, Kensaku Takahashi, Shingo Okamura, Minoru Tahara (Univ. of Toyama) EMCJ2009-51 MW2009-100 |
Two types of transmission line dual-band transformers are derived adding open/short stubs in different places of the two... [more] |
EMCJ2009-51 MW2009-100 pp.41-46 |
EMCJ |
2008-11-20 16:45 |
Tokyo |
AIST Tokyo Waterfront |
Hidden antenna current in domestic power-line network Masahiro Kitagawa (Osaka univ) EMCJ2008-78 |
he common-mode (CM) current generated from the differential-mode
(DM) signal at the unbalanced elements distributed on ... [more] |
EMCJ2008-78 pp.21-26 |