| IEICE Technical Committee Submission System Conference Schedule |
Online Proceedings [Sign in] Tech. Rep. Archives |
All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| 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 |
| 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 |
| 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 |
| EST, MW, EMCJ, IEE-EMC [detail] | 2021-10-08 13:50 |
Online | Online | Design of a three-section-type Quadrature Hybrid Coupler using broad-side and offset coupled lines in stripline structure Tsuyoshi Narita, Satoshi Ono, Koji Wada (UEC) EMCJ2021-49 MW2021-61 EST2021-51 |
In this study, a three-section-type quadrature hybrid coupler for an IF(Intermediate frequency)-band image rejection mix... [more] | EMCJ2021-49 MW2021-61 EST2021-51 pp.106-111 |
| EMT, MWP, PN, IEE-EMT [detail] | 2021-01-21 13:25 |
Online | Online | Fabrication and Measurement of Optical Multi-mode Interference Devices Using Ti-diffused LiNbO3 Waveguides and Consideration on Voltage Control of Device Properties Anna Hirai, Yuichi Matsumoto (Univ. of Hyogo), Takanori Sato (Hokkaido Univ.), Tadashi Kawai, Akira Enokihara (Univ. of Hyogo), Shinya Nakajima, Naokatsu Yamamoto (NICT) PN2020-34 EMT2020-52 MWP2020-35 |
Optical couplers based on Multi-mode interference (MMI) of Ti-diffused LiNbO3 (Ti:LN) waveguides were analyzed by the be... [more] | PN2020-34 EMT2020-52 MWP2020-35 pp.28-31 |
| MW, EST, OPE, MWP, EMT, IEE-EMT, THz [detail] | 2019-07-18 13:15 |
Hokkaido | Hakodate City Central Library | Structural Optimization of Optical 90°-Hybrids Based on weakly guided 4×4 Multimode Interference Coupler Using a Real-Coded Micro-Genetic Algorithm Namiki Toyosu, Takashi Yasui, Jun-ichiro Sugisaka, Koichi Hirayama (Kitami Inst. of Tech.) EMT2019-24 MW2019-37 OPE2019-28 EST2019-26 MWP2019-24 |
We propose a structual optimization method based on a genetic alogorithm (GA) which is combined a real coded GA and μGA... [more] |
EMT2019-24 MW2019-37 OPE2019-28 EST2019-26 MWP2019-24 pp.107-112 |
| LQE, OPE, SIPH | 2018-12-06 17:10 |
Tokyo | Keio University | Fabrication of broadband loop mirror using Si optical waveguide curved directional coupler Takuya Mitarai, Moataz Eissa, Takayuki Miyazaki, Fumihito Tachibana, Bai Liu, Wang Yuning, Tomohiro Amemiya, Nobuhiko Nishiyama, Arai Shigehisa (Titech) OPE2018-118 LQE2018-128 SIPH2018-34 |
For realization of high efficiency III-V/SOI hybrid laser, we investigated external resonator structure based on Si opti... [more] | OPE2018-118 LQE2018-128 SIPH2018-34 pp.103-108 |
| LQE, OPE, SIPH | 2018-12-06 17:10 |
Tokyo | Keio University | High optical coupling efficiency by double taper-type coupler structure towards III-V/Si hybrid photonic integration Takehiko Kikuchi (SEI/Tokyo Tech.), Junichi Suzuki, Fumihito Tachibana (Tokyo Tech.), Naoko Inoue, Hideki Yagi (SEI), Moataz Eissa, Takuya Mitarai, Tomohiro Amemiya, Nobuhiko Nishiyama, Shigehisa Arai (Tokyo Tech.) OPE2018-129 LQE2018-139 SIPH2018-45 |
The hybrid integration utilizing III-V based active devices with Si-Photonics is very attractive to realize new-generati... [more] | OPE2018-129 LQE2018-139 SIPH2018-45 pp.161-164 |
| AP | 2015-03-20 10:30 |
Fukui | Fukui University, Bunkyou Campus | A hybrid coupler for variable 12GHz band-phase-shifter Yudai Usami, Kentaro Yazawa, Michio Yokoyama, Fumio Sato, Shizuo Tokito (Yamagata Univ.) AP2014-217 |
To provide a new flexible and variable phase-shifter for 12GHz band, which have the possibility of low loss, light, flex... [more] | AP2014-217 pp.35-38 |
| MW, ICD | 2015-03-06 11:45 |
Fukui | University of Fukui | Microstrip Rat-Race Hybrid Coupler with Loaded Stubs and Slots for Harmonic Suppression Toyokazu Tanaka, Hiroyuki Deguchi, Mikio Tsuji (Doshisha Univ) MW2014-221 ICD2014-134 |
Rat-race hybrid coupler with four ports is often used to split or combine microwave signals. Due to combine 1/4λ transmi... [more] | MW2014-221 ICD2014-134 pp.107-112 |
| AP, MW (Joint) |
2014-09-19 15:25 |
Tokyo | Tokyo Institute of Technology, Ookayama Campus | Experimental Evaluation of Analog Eigenmode Transmission for Short-range MIMO Kentaro Murata (NDA), Naoki Honma (Iwate Univ.), Kentaro Nishimori (Niigata Univ.), Hisashi Morishita (NDA) AP2014-105 |
The authors have proposed an analog-beamforming-based eigenmode transmission technique by connecting 180-degree hybrid c... [more] | AP2014-105 pp.65-70 |
| AP, SANE (Joint) |
2014-08-29 16:05 |
Niigata | Niigata University Satellite campus | Rapid mesurement of Wheeler efficiency using hybrid coupler and phase shifter Kouhei Watanabe, Nozomu Ishii (Niigata Univ.) AP2014-88 |
Wheeler method is known as a simple method of measuring radiation efficiency for small antennas. To reduce uncertainty o... [more] | AP2014-88 pp.91-94 |
| AP, SANE (Joint) |
2014-08-29 16:30 |
Niigata | Niigata University Satellite campus | Analysis of Balanced and Unbalanced Modes by Using One-Port Measurement with Hybrid Couplers Kanako Kinoshita, Nozomu Ishii (Niigata Univ.) AP2014-89 |
Mixed-mode $S$ parameters can be used to quantitatively the generationn of the balanced and unbalanced modes on the asym... [more] | AP2014-89 pp.95-100 |
| AP | 2014-05-29 14:15 |
Okinawa | Okinawa Industory Support Center | Analog-digital Hybrid Eigenmode Transmission for Massive Short-range MIMO Kentaro Murata, Hisashi Morishita (NDA), Naoki Honma (Iwate Univ.), Kentaro Nishimori (Niigata Univ.), David M. Klymyshyn (Univ. of Saskatchewan) AP2014-26 |
In this report, an analog-digital hybrid eigenmode transmission technique for massive short-range MIMO is proposed, and ... [more] | AP2014-26 pp.41-46 |
| AP (2nd) |
2014-05-15 - 2014-05-16 |
Ishikawa | The Kanazawa Theatre | Dual Beam Antenna for 6-Sector Cellular System with Hybrid Coupler Yoshihiro Kozuki, Hiroyuki Arai (Yokohama National Univ.), Huiling Jiang, Taisuke Ihara (NTT DOCOMO) |
This paper proposes the dual beam antennas. By the parasitic element, metal conductor and diagonally arranged the propos... [more] | |
| AP | 2014-02-07 11:00 |
Aichi | Kojima Industries Corporation, Kojima Research Center | Bidirectional Matching Technique for Tx and Rx Arrays in Short-range MIMO Kentaro Murata, Naoki Honma (Iwate Univ.), Kentaro Nishimori (Niigata Univ.), Hisashi Morishita (NDA) AP2013-179 |
In this report, bidirectional matching technique for Tx and Rx arrays in short-range MIMO system is proposed. This propo... [more] | AP2013-179 pp.75-80 |
| AP | 2014-01-23 09:30 |
Kagoshima | Hozan Hall (Kagoshima Prefectural Culture Center) | Communication-distance-independent Analog Eigenmode Transmission for Short-range MIMO Kentaro Murata, Naoki Honma (Iwate Univ.), Kentaro Nishimori (Niigata Univ.), Hisashi Morishita (NDA) AP2013-147 |
This report proposes an implementation method of analog eigenmode transmission for short-range MIMO using only 180-degre... [more] | AP2013-147 pp.75-80 |
| EMCJ | 2013-11-22 15:00 |
Tokyo | Tokyo Denki Univ. | The Performance Evaluation and Simulation by The FDTD Method of Microstrip Both Polarization Patch Antenna with A 90 degrees Hybrid Coupler Yuki Adachi, Hiroki Anzai (Tsuruoka-NCT) EMCJ2013-95 |
In fisheries currently about 20% of the entire catch is discarded without being able scratches and during recovery, may ... [more] | EMCJ2013-95 pp.23-27 |
[Return to Top Page]