Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
AP (2nd) |
2024-01-08 - 2024-01-10 |
Overseas |
EPU, Hanoi |
Isolation Improvement of a 4-element Horn Array Antenna Tomoki Hoshiko, Ryuji Kuse, Makoto Sano, Takeshi Fukusako (Kumamoto Univ), Kazuma Tomimoto, Masayuki Miyashita, Toshiki Hozen, Ryo Yamaguchi (Softbank) |
A 4-element horn array antenna is proposed.
The 4-element horn array antenna consists of a single pyramidal horn separ... [more] |
|
AP, RCS (Joint) |
2023-11-15 16:00 |
Kumamoto |
Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
A Conical Cavity-backed Antenna with Embedded Multiple Quarter-wave Resonators for Circular Polarization Phanuphong Boontamchauy, Ryuji Kuse, Takeshi Fukusako (Kumamoto Univ.) AP2023-139 |
A conical cavity-backed antenna with embedded multiple quarter-wave resonators (multiple QWRs) is proposed to enhance th... [more] |
AP2023-139 pp.53-58 |
EMT, IEE-EMT |
2023-11-10 13:55 |
Yamaguchi |
Kaikyo Messe Shimonoseki |
[Invited Lecture]
Optimized Mode Coefficients Based on Quadratic Programming Approach for Multimode Horns with Square-Waveguide Aperture Hiroyuki Deguchi, Mikio Tsuji (Doshisha Univ.) EMT2023-81 |
This paper proposes directivity synthesis for multimode horns with square-waveguide aperture based on quadratic programm... [more] |
EMT2023-81 pp.102-107 |
EMT, IEE-EMT |
2022-11-18 10:45 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Cross-Polarization Reduction by Folded Grooves Loaded on the Wall of the 7.8/20/30 GHz Band Multistage Step Horn Antenna Hideyuki Nanno, Shinichi Ito, Hiroyuki Deguchi, Mikio Tsuji (Doshisha Univ.) EMT2022-63 |
In this paper, we first created a three-step shape that exhibited good antenna characteristics in the center frequency 7... [more] |
EMT2022-63 pp.105-110 |
AP, WPT (Joint) |
2022-01-21 12:40 |
Tottori |
Kenmin-Fureai-Kaikan (Primary: On-site, Secondary: Online) |
Design of a Circularly-polarized Crossed-slot Square-Arrangement Array Antennas on Alternating-phase Feed Parallel-plate Waveguide Yuta Ishikawa, Takashi Tomura, Jiro Hirokawa (Tokyo Tech) AP2021-149 |
When adjacent rectangular waveguides are alternating-phase fed, the field distribution is maintained even though the str... [more] |
AP2021-149 pp.80-85 |
SANE |
2021-11-12 09:20 |
Online |
Online |
Design and evaluation of a full-polarimetric ground penetrating radar system Tomohiro Kondo, Motoyuki Sato (Tohoku Univ.) SANE2021-52 |
We are developing a ground penetrating radar(GPR) that can acquire all components of the polarization scattering matrix ... [more] |
SANE2021-52 pp.106-109 |
AP |
2021-10-07 13:00 |
Online |
Online |
[Poster Presentation]
Optimization of Cross Bow-Tie Antenna Polarization Switching by PIN Diode Yuki Shigeta, Motoyuki Sato (Tohoku Univ.) AP2021-78 |
We are developing a cross bow-tie antenna with a polarization switching for a ground penetrating radar (GPR) array syste... [more] |
AP2021-78 pp.47-48 |
AP, SANE, SAT (Joint) |
2021-07-29 10:25 |
Online |
Online |
Design and evaluation of a cross bow-tie antenna Tomohiro Kondo, Motoyuki Sato (Tohoku Univ.) AP2021-33 |
A cross bow-tie antenna for full polarimetric ground penetrating radar (GPR), operating at 10 MHz-1.5 GHz is designed an... [more] |
AP2021-33 pp.55-60 |
AP, SANE, SAT (Joint) |
2021-07-30 13:30 |
Online |
Online |
Design of planar-type wideband array antenna using double-sided feeding circuit and leaf-shaped bowtie slot element Naoya Yamamoto, Takashi Hikage, Manabu Yamamoto (Hokkaido Univ.) AP2021-43 |
Leaf-Shaped bowtie slot antenna has wideband characteristics due to the self-complementary structure. Both-sided MIC (Mi... [more] |
AP2021-43 pp.109-114 |
PN, NS, OCS (Joint) |
2021-06-24 11:35 |
Online |
Online |
Ultra-wideband and low-loss five-core 1X8 core selective switch Itsuki Urashima, Tsubasa Ishikawa, Takahiro Kodama, Yudai Uchida, Masahiko Jinno (Kagawa Univ.) PN2021-6 |
We design and construct a prototype of a five core 1×8 core selective switch (CSS) employing multi-core fiber collimator... [more] |
PN2021-6 pp.13-18 |
MW, AP (Joint) |
2020-09-25 09:50 |
Online |
Online |
A 6-port power divider for the feeding of a compact dual linearly polarized patch antenna Makoto Sano, Koh Hashimoto (Toshiba) AP2020-61 |
The isolation and the cross-polarization discrimination of a patch antenna can be enhanced by feeding the antenna differ... [more] |
AP2020-61 pp.127-132 |
AP |
2019-12-12 13:40 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
A Consideration on a Reception of Electromagnetic Wave Signals at the Sea Level in the Shallow Sea Area Nozomu Ishii (Niigata Univ.), Masaharu Takahashi, Ryosuke Kato (Chiba Univ.), Qiang Chen (Tohoku Univ.), Hiroshi Yoshida (JAMSTEC) AP2019-143 |
In order to estimate the position of a diver in a submarine search at the time of a flood accident in shallow water, we ... [more] |
AP2019-143 pp.7-12 |
AP, RCS (Joint) |
2019-11-21 09:00 |
Saga |
Saga Univ. |
Cross-Polarization Evaluation of Circularly Polarized Microstrip Array Antennas Employing Both-Sided Feed Network Reiya Oshige, Eisuke Nishiyama, Ichihiko Toyoda (Saga Univ.) AP2019-117 |
In this study, a circularly polarized array antenna using Both-side feed network is proposed. The feed network used in t... [more] |
AP2019-117 pp.65-70 |
SAT, RCS (Joint) |
2018-08-09 09:30 |
Iwate |
Iwate University |
[Encouragement Talk]
Characteristic Variations of Cross-Polarization Discrimination Degradation of Ka-band Satellite Communication Signals due to Lightning Discharges Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) SAT2018-29 |
Increase and decrease of rapid changes in cross-polarization discrimination (XPD) of Ka-band satellite radio wave caused... [more] |
SAT2018-29 pp.7-10 |
OPE, OCS, OFT (Joint) [detail] |
2018-02-16 09:25 |
Okinawa |
Okinawa Prefectural Museum |
Joint Switching Characteristics of LCoS-Based WSS Kosuke Yamashita, Takuya Kataoka, Masahiko Jinno (Kagawa Univ.) OCS2017-85 OPE2017-178 |
n order to reduce the optical node cost in the forthcoming Space Division Multiplexing (SDM) era, joint-switching techni... [more] |
OCS2017-85 OPE2017-178 pp.29-34(OCS), pp.47-52(OPE) |
AP |
2017-10-19 14:25 |
Aomori |
Hchinohe-Shoukou-Kaikan |
Statistical Analyses of Cross-Polarization Discrimination Degradation of Ka-band Satellite Communication Signals due to Lightning Discharges Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) AP2017-96 |
Increase and decrease of rapid changes in cross-polarization discrimination (XPD) of Ka-band satellite radio wave caused... [more] |
AP2017-96 pp.11-14 |
AP, SAT, SANE (Joint) |
2017-07-27 10:35 |
Aichi |
Nagoya Institute of Technology |
Estimation of Cross-Polarization Discrimination Degradation of Ka-band Satellite Communication Signals due to Lightning Discharges Yasuyuki Maekawa (Osaka Electro-Comm. Univ.) AP2017-53 SAT2017-9 |
Increase and decrease of rapid changes in cross-polarization discrimination (XPD) of Ka-band satellite radio wave caused... [more] |
AP2017-53 SAT2017-9 pp.47-50(AP), pp.19-22(SAT) |
AP (2nd) |
2017-06-28 - 2017-06-30 |
Hokkaido |
Hokkaido University |
Characteristics of Rapid Change in Cross-Polarization Discrimination of Ka-band Satellite Communication Signals due to Lightning Discharges Yasuyuki Maekawa (Osaka Electro-Commun. Univ.) |
Characteristics of rapid changes in cross-polarization discrimination (XPD) of Ka-band satellite radio wave caused by th... [more] |
|
WPT |
2017-03-06 11:20 |
Kyoto |
Kyoto Univ. Uji Campus |
Development of an Orthogonal Dual-mode Dielectric Resonator Antenna for a Terrestrial Beam-type Microwave Power Transmission System Takayuki Matsumuro, Yohei Ishikawa, Tomohiko Mitani, Mayumi Matsunaga, Naoki Shinohara (Kyoto Univ.) WPT2016-67 |
A single-frequency retrodirective system with a beam pilot signal maintains the accurate reciprocity in the case of terr... [more] |
WPT2016-67 pp.11-14 |
AP, WPT (Joint) |
2017-01-19 13:20 |
Hiroshima |
Hiroshima Institute of Technology |
Estimation of Changes in Cross-Polarization Discrimination of Ka-band Satellite Communication Signals due to Lightning Discharges Yasuyuki Maekawa (Osaka Electro-Commun, Univ.) AP2016-131 |
Rapid changes in cross-polarization discrimination (XPD) of Ka-band satellite radio wave caused by thunder- storm events... [more] |
AP2016-131 pp.13-16 |