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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| ED, MW | 2024-01-26 10:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Design of Novel Box-type Coupling Microstrip Diplexer with Transmission Zeros Yudai Nishiyama, Masataka Ohira, Zhewang Ma (Saitama Univ.)  ED2023-72 MW2023-164 |
This paper proposes a new box-type coupling microstrip diplexer that can place transmission zeros at arbitrary frequenci... [more] | ED2023-72 MW2023-164 pp.29-34 |
| MW | 2023-06-22 14:00 |
Kanagawa | Yugawara-machi Shou-Kou-Kai Bldg. (Primary: On-site, Secondary: Online) |
Design of Fourth-order Symmetric Box-Coupling Microstrip Bandpass Filters with Transmission Zeros for Asymmetric Frequency Responses Koya Hirota, Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2023-21 |
Bandpass filters (BPFs) composed of four resonators as a basic component have been proposed so far, such as CQ filters. ... [more] | MW2023-21 pp.7-12 |
| MW | 2021-11-18 16:05 |
Kagoshima | Kagoshima University (Primary: On-site, Secondary: Online) |
60-GHz Band Inline-Type SIW Filtering Antenna With Transmission Zeros Without Cross Coupling Masaki Hoshino, Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2021-72 |
This paper proposes a new structure of 60-GHz band inline-type SIW filtering antenna that can generate transmission zero... [more] | MW2021-72 pp.29-34 |
| CAS, NLP | 2021-10-14 10:50 |
Online | Online | A Method of Designing a Hilbert Transformer with Transmission Zeros at Specified Positions Ohata Yohei, Takao Keisuke, Natori Takahiro, Aikawa Naoyuki (TUS) CAS2021-19 NLP2021-17 |
A method using a FIR Hilbert transformer is known as a method for estimating frequency. In this method, an oscillating c... [more] | CAS2021-19 NLP2021-17 pp.12-16 |
| MW | 2020-03-05 15:05 |
Kochi | Kochi City Culture-Plaza CUL=PORT (Cancelled but technical report was issued) |
Wideband Broad-Band Bandpass Filters Using Transmission Line Shorted-Stubs and Coupled-Stubs Naruaki Maruyama, Zhewang Ma, Masataka Ohira (Saitama Univ.) MW2019-148 |
The conventional wideband bandpass filter (BPFs) using short-circuited stubs is relatively simple in structure and easy ... [more] | MW2019-148 pp.47-52 |
| MW | 2019-11-15 09:55 |
Okinawa | Minami Daido Villa. Tamokuteki Koryu Center | Design of Wideband Microstrip Filtering Antenna with Transmission Zeros Ilsub Song, Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2019-112 |
In this paper, we propose and design a new structure of microstrip filtering antenna having both a wideband and flat in-... [more] | MW2019-112 pp.71-76 |
| MW, ED | 2019-01-18 15:15 |
Tokyo | Hitachi, Central Research Lab. | Design of Quasi-Millimeter-Wave SIW Bandpass Filter with Transmission Zeros Using TE102 Mode for Negative Coupling Yuta Shimizu, Masataka Ohira, Zhewang Ma (Saitama Univ) ED2018-88 MW2018-155 |
A quasi-millimeter-wave band substrate integrated waveguide (SIW) bandpass filter with a fractional bandwidth greater th... [more] | ED2018-88 MW2018-155 pp.103-108 |
| MW | 2018-12-13 10:10 |
Kanagawa | Kanagawa Univ. | A High-order Cul-de-Sac Coupling Bandpass Filter Design Using Even/Odd-mode Stepped Impedance Resonators Ryo Mikase, Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2018-115 |
In the design of bandpass filters (BPFs), transmission zeros (TZs) can be generated at arbitrary frequency positions by ... [more] | MW2018-115 pp.7-12 |
| MW, WPT | 2018-04-27 14:25 |
Tokyo | Kikai-Shinko-Kaikan Building | Design of Microstrip Symmetric-Coupling Quadruplet Bandpass Filters with Transmission Zeros for Symmetric and Asymmetric Frequency Responses Ryo Mikase, Masataka Ohira, Zhewang Ma, Xiaolong Wang (Saitama Univ.) WPT2018-4 MW2018-4 |
Bandpass filters (BPFs) composed of four resonators as a basic component, like CQ filters, have been proposed so far. In... [more] | WPT2018-4 MW2018-4 pp.13-18 |
| ICTSSL, CAS | 2018-01-25 10:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Realization of a Complex Coefficient Filter with Transmission Zeros Using Negative Impedance Converters and Its Reduction Tatsuya Fujii, Kazuhiro Shouno (Tsukuba Univ.) CAS2017-109 ICTSSL2017-36 |
In this paper, a synthesis of a complex coefficient filter using NIC's (Negative Impedance Converters) is proposed. The ... [more] | CAS2017-109 ICTSSL2017-36 pp.1-4 |
| ED, MW | 2018-01-26 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Design of fully-canonical Cul-de-Sac coupling microstrip bandstop filter Makoto Kanomata, Masataka Ohira, Zhewang Ma, Xiaolong Wang (Saitama Univ.) ED2017-101 MW2017-170 |
In the design of bandstop filter (BSF), a circuit synthesis theory of generalized Chebyshev function offers an equirippl... [more] | ED2017-101 MW2017-170 pp.41-46 |
| WPT, MW | 2017-04-28 15:50 |
Tokyo | Kikai-Shinko Kaikan, B2-1 | Design and Experiment of Fully Canonical Cul-de-Sac Coupling Microstrip BPF with Controllable Direct Source/Load Coupling Toshiki Kato, Masataka Ohira, Zhewang Ma, Xiaolong Wang (Saitama Univ.) WPT2017-6 MW2017-6 |
We have proposed a fully canonical Cul-de-Sac coupling microstrip bandpass filter that can realize a generalized Chebysh... [more] | WPT2017-6 MW2017-6 pp.23-28 |
| AP | 2017-03-16 13:25 |
Iwate | Iwate Univ. | An Extension of Dip Suppression Technique in Wheeler Radiation Efficiency Using Rational Fraction Fitting of Reflection Coefficient for Small Antennas Nozomu Ishii (Niigata Univ.) AP2016-183 |
A technique for eliminating discontinuities due to cavity resonance in radiation efficiency estimated by Wheeler cap met... [more] | AP2016-183 pp.31-36 |
| MW, ED | 2017-01-27 10:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Design of Filtering Antenna with Transmission Zeros Using Cross Coupling Between Antenna and Resonator Toshiki Miyazaki, Masataka Ohira, Zhewag Ma, Xiaolong Wang (Saitama Univ.) ED2016-104 MW2016-180 |
The generation of transmission zeros (TZs) at stopbands is indispensable for filtering antennas to obtain a sharp passba... [more] | ED2016-104 MW2016-180 pp.41-46 |
| MSS, SS | 2017-01-27 15:20 |
Kyoto | Kyoto Institute of Technology | A Study on Effect of Zeros in Pinning Consensus of Multi-agent Systems Akinori Sakaguchi, Toshimitsu Ushio (Osaka Univ.) MSS2016-77 SS2016-56 |
In this study, we consider pinning control of a single agent for multi-agent systems. For multi-agent systems modeled by... [more] | MSS2016-77 SS2016-56 pp.117-122 |
| ICD, MW | 2016-03-03 13:10 |
Hiroshima | Hiroshima University | [Special Talk]
Design and Fabrication of Bandpass Filter Using Microstrip Quarter-wavelength Resonators to Realize a Specified Attenuation Toshiki Kato, Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2015-193 ICD2015-116 |
This paper presents a bandpass filter design using microstrip quarter-wavelength resonators to realize 50dB attenuation ... [more] | MW2015-193 ICD2015-116 pp.113-116 |
| MW | 2016-01-14 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Design of Fully Canonical Cul-de-Sac Coupling Microstrip Filters Having Transmission Zeros for Symmetric and Asymmetric Frequency Responses Toshiki Kato, Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2015-159 |
A microwave bandpass filter having a generalized Chebyshev function characteristic can generate transmission zeros at ar... [more] | MW2015-159 pp.1-6 |
| MW | 2015-12-17 14:50 |
Tokyo | Tokyo Univ. of Science | Design of Broad-Band Bandpass Filters with Transmission Zeros Using Short-Circuited Transmission Line Stubs Ryuhi Hamano, Zhewang Ma, Masataka Ohira (Saitama Univ.), Chun-Ping Chen, Tetsuo Anada (Kanagawa Univ.) MW2015-141 |
Broadband bandpass filters (BPFs) using short-circuited stubs have a number of advantages, like rigorous synthesis theor... [more] | MW2015-141 pp.47-52 |
| MW | 2015-12-17 15:15 |
Tokyo | Tokyo Univ. of Science | A Single-layer Planar Filter Structure to Realize Fully Canonical Cul-de-Sac Coupling Matrix and Design of Bandpass Filters with Transmission Zeros Toshiki Kato, Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2015-142 |
A Cul-de-Sac coupling matrix can be obtained by matrix transformation from a transversal array coupling matrix that can ... [more] | MW2015-142 pp.53-58 |
| MW | 2015-05-29 16:50 |
Tokyo | The Univ. of Electro-Commun. | Design of Microstrip Bandpass Filter with Transmission Zeros Using Half-wavelength Resonator Transversal Array Toshiki Kato, Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2015-37 |
We have reported a new design method for multi-mode bandpass filters with transmission zeros (TZs) based on a synthesis ... [more] | MW2015-37 pp.93-98 |
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