Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
WPT |
2024-03-14 16:25 |
Kyoto |
Kyoto-Univ. (Uji campus) (Primary: On-site, Secondary: Online) |
Study on Performance with Coupler Structures for Reflection Phase Shifters Tsuyoshi Kajiwara, Bo Yang, Naoki Shinohara, Tomohiko Mitani (Kyoto Univ.) WPT2023-45 |
In this study, we investigated the impact of changing the hybrid coupler used in a reflective phase shifter on its perfo... [more] |
WPT2023-45 pp.55-58 |
WPT |
2024-03-15 16:15 |
Kyoto |
Kyoto-Univ. (Uji campus) (Primary: On-site, Secondary: Online) |
A Beamforming Antenna using Analog Phase Shifter for 5.7GHz RF Wireless Power Transfer System Shota Futamata, Norimasa Nakashima (FIT) WPT2023-59 |
This paper persents an attempt to realize a beamforming antenna using a reflective phase shifter for 5.7GHz wireless pow... [more] |
WPT2023-59 pp.117-122 |
MW |
2024-02-29 14:55 |
Okayama |
Okayama Prefectural University (Primary: On-site, Secondary: Online) |
A design of H-plane waveguide directional coupler with X-type intersection Mitsuyoshi Kishihara, Koichiro Sakaguchi, Kensuke Okubo (Okayama Pref. Univ.), Isao Ohta (Univ. of Hyogo) MW2023-182 |
The cruciform directional coupler which consists of two rectangular waveguides crossing each other at right angles has b... [more] |
MW2023-182 pp.43-47 |
ED, MW |
2024-01-26 13:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
A Study of Determining the Target Characteristics of Quadrature Hybrids and Power Dividers Consisting a Six-Port Reflectometer-type VNA Yo Tsubaki, Taiyo Ushiyama, Satoshi Ono (UEC) ED2023-76 MW2023-168 |
A vector network analyzer (VNA) using six-port reflectometers is expected to be less expensive than a conventional VNA b... [more] |
ED2023-76 MW2023-168 pp.52-57 |
EMT, PN, MWPTHz, IEE-EMT [detail] |
2024-01-23 12:50 |
Kyoto |
Kyoto Univ. Yoshida Campus |
Multiple-Parallel Interference Optical Modulators Based on Multi-Branched MMI Optical Couplers Shotaro Yasumori, Keita Morimoto, Tadashi Kawai, Akira Enokihara (Univ. of Hyogo), Shinya Nakajima, Kouichi Akahane (NICT) PN2023-61 EMT2023-101 MWPTHz2023-89 |
Multiple-parallel interference optical modulators, where multiple phase-modulated lightwaves are directly interfered wit... [more] |
PN2023-61 EMT2023-101 MWPTHz2023-89 pp.74-77 |
AP, WPT (Joint) |
2024-01-18 11:20 |
Niigata |
Tokimate, Niigata University (Primary: On-site, Secondary: Online) |
Capacitive Wireless Power Transfer System with a 3D Functional Coupler for Maintenance Free Industrial Robots Yasumasa Naka, Akihiko Ishiwata, Masahiro Shibata (Toyohashi Univ.), Takuya Kondo (Konsei.), Masaya Tamura (Toyohashi Univ.) WPT2023-32 |
This paper presents a capacitive wireless power transfer system that employs a three dimensional (3D) functional coupler... [more] |
WPT2023-32 pp.12-16 |
EMT, IEE-EMT |
2023-11-11 09:30 |
Yamaguchi |
Kaikyo Messe Shimonoseki |
EMT2023-83 |
By introducing phase reversal in the 1.5-wavelength rat-lace circuit and incorporating the CRLH-TL right-handed-left com... [more] |
EMT2023-83 pp.114-119 |
EST, MW, EMT, OPE, MWPTHz, IEE-EMT [detail] |
2023-07-21 09:35 |
Hokkaido |
Muroran Institute of Technology (Primary: On-site, Secondary: Online) |
Design and Optimization of Nine-Section Broadband Quadrature Hybrid Coupler Using Strip Line Structure Taiyo Ushiyama, Tsuyoshi Narita, Sayu Tomioka, Satoshi Ono (UEC), Sho Masui, Takafumi Kojima (NAOJ), Takeshi Sakai (UEC) EMT2023-50 MW2023-68 OPE2023-50 EST2023-50 MWPTHz2023-46 |
To upgrade the IF bandwidth of radio telescopes, we are developing a broadband quadrature hybrid coupler using strip lin... [more] |
EMT2023-50 MW2023-68 OPE2023-50 EST2023-50 MWPTHz2023-46 pp.208-213 |
AP |
2023-06-15 13:55 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Recent Progress of One and Two-dimensional Orthogonal Switching Matrices with an Arbitrary Number of Beams Jiro Hirokawa, Qi Li, Shengjia Wu, Takashi Tomura (Tokyo Tech), Nelson J. G. Fonseca (ESA) AP2023-25 |
This manuscript describes recent progress in 1D and 2D orthogonal switching matrices with an arbitrary number of beams. ... [more] |
AP2023-25 pp.7-10 |
PN |
2023-04-28 13:45 |
Kanagawa |
(Primary: On-site, Secondary: Online) |
[Invited Talk]
Development of broadband vertically curved silicon surface optical couplers Yuki Atsumi, Tomoya Yoshida, Youichi Sakakibara (AIST) PN2023-2 |
We have developed a broadband surface optical coupler based on a three-dimensionally curved silicon waveguide. This devi... [more] |
PN2023-2 pp.6-11 |
EST |
2023-01-26 11:40 |
Okinawa |
(Primary: On-site, Secondary: Online) |
FDTD analysis of a plasmonic grating coupler Hinami Nakasaka, Kazuma Takeya, Jun Shibayama, Junji Yamauchi, Hisamatsu Nakano (Hosei Univ.) EST2022-79 |
We analyze a plasmonic grating coupler at optical frequencies, considering the angle of incidence and the shape of diele... [more] |
EST2022-79 pp.31-34 |
EMT, IEE-EMT |
2022-11-18 09:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Compact 7λ/6 rat-race coupler consisting of λ/6 CRLH-TLs with short-circuit stubs at both ends Tomoya Shigemura, Mikio Tsuji, Hiroyuki Deguchi (Doshisha Univ.) EMT2022-68 |
Left-handed artificial media have different directions of phase velocity and group velocity, and are expected to be appl... [more] |
EMT2022-68 pp.133-138 |
MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] |
2022-07-19 10:10 |
Hokkaido |
Asahikawa Civic Culture Hall (Primary: On-site, Secondary: Online) |
A 5.2GHz-Band Reflection-Type Retrodirective Array Using Butler Matrix with Broadside Couplers Yusaku Honma, Jean Temga, Tomoyuki Furuichi, Takashi Shiba, Noriharu Suematsu (Tohoku Univ.) EMT2022-19 MW2022-43 OPE2022-22 EST2022-20 MWPTHz2022-17 |
In backscatter system, increasing the gain of the tag antennas is an important task for extending the communication rang... [more] |
EMT2022-19 MW2022-43 OPE2022-22 EST2022-20 MWPTHz2022-17 pp.62-65 |
MW |
2022-06-09 14:00 |
Nagano |
Naganoken Nokyo Building (Primary: On-site, Secondary: Online) |
Design and fabrication of stripline type of quadrature hybrid couplers for 3 to 21 GHz band Satoshi Ono, Tsuyoshi Narita (UEC), Sho Masui (OPU/NAOJ), Takafumi Kojima (NAOJ), Takeshi Sakai (UEC) MW2022-24 |
In this study, design and fabrication of broadband quadrature hybrid couplers are shown. Broadside Stripline type of cou... [more] |
MW2022-24 pp.7-12 |
MW, WPT |
2022-04-15 10:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Capacitive wireless power transfer system with misalignment tolerance Yasumasa Naka, Minoru Mizutani, Shinji Abe, Takashi Ohira (PW) WPT2022-2 MW2022-2 |
This report presents a capacitive wireless power transfer system with misalignment tolerance of a wireless coupler. We e... [more] |
WPT2022-2 MW2022-2 pp.6-9 |
MW |
2022-03-03 09:15 |
Online |
Online |
Stripline-Type Cruciform Directional Couplers Mitsuyoshi Kishihara (Okayama Pref. Univ.), Isao Ohta (Univ. of Hyogo) MW2021-111 |
Directional couplers of simple structure which consist of H-plane or E-plane waveguides crossing in cruciform and posses... [more] |
MW2021-111 pp.1-6 |
MW |
2022-03-03 09:55 |
Online |
Online |
Feasibility Study Results of Wideband Polarization Networks for Multi Band Coaxial Horn Antenna Hidenori Yukawa, Hiromasa Nakajima, Shuji Nuimura, Toru Fukasawa, Yoshio Inasawa (Mitsubishi Ele. Corp.) MW2021-113 |
A polarization networks for a coaxial multi-frequency band horn antenna can individually configure the circuit of each f... [more] |
MW2021-113 pp.12-17 |
PN, MWP, EMT, PEM, IEE-EMT [detail] |
2022-01-28 15:45 |
Online |
Online |
Mach-Zehnder optical modulator with tunable multimode interference coupler of Ti:LiNbO3 waveguides for modulation of high extinction ratio Anna Hirai, Shotaro Yasumori, Yuichi Matsumoto (Univ of Hyogo.), Takanori Sato (Hokkaido Univ.), Tadashi Kawai, Akira Enokihara (Univ of Hyogo.), Shinya Nakajima, Atsushi Kanno, Naokatsu Yamamoto (NICT) PN2021-48 EMT2021-64 MWP2021-53 |
A Mach-Zehnder optical modulator (MZM) with multimode interference (MMI) couplers using Ti-diffused LiNbO3 was considere... [more] |
PN2021-48 EMT2021-64 MWP2021-53 pp.85-90 |
OFT |
2022-01-20 15:45 |
Online |
Online |
Study on optical coupling technique based on optical fiber side-polishing without service interruption Takui Uematsu, Kazutaka Noto, Hiroyuki Iida, Hidenobu Hirota, Kazunori Katayama (NTT) OFT2021-61 |
We propose an optical coupler insertion technique based on fiber side-polishing that does not interrupt service. Experim... [more] |
OFT2021-61 pp.32-35 |
MW |
2021-12-16 13:50 |
Kanagawa |
Kawasaki City Industrial Promotion Hall (Primary: On-site, Secondary: Online) |
A Phase Shifter Composed of Reduced-Size Rat-Race Coupler with CRLH Transmission Lines and Resonating Reactance Circuits Masashi Nakatsugawa, Fusuke Kurotani, Yuya Chiba, Takuro Ito, Tamami Maruyama (NIT, Hakodate College) MW2021-89 |
An analog phase shifter that could continuously operate more than 180-degree phase-shift range was proposed and fabricat... [more] |
MW2021-89 pp.25-30 |