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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| 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 |
| MW | 2014-06-26 11:15 |
Aichi | Toyohashi Univ. of Tech. | Design of Microwave Highpass Filters Using Microstrip Coupled-Line Structures Junichi Tsurumi, Naoto Watanabe, Zhewang Ma, Masataka Ohira (saitama Univ.) MW2014-46 |
In this paper, a novel compact microstrip highpass filter is proposed by using a microstrip coupled-line hairpin resonat... [more] | MW2014-46 pp.23-28 |
| MW | 2014-05-22 11:15 |
Kyoto | Doshisha Univ. | A Generation Technique of Transmission Zeros for Multimode Bandpass Filter Using Direct S/L Coupling Produced by Antiparallel Coupling Structure Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2014-28 |
According to a general filter synthesis theory, the number of transmission zeros (TZs) that can be generated by a couple... [more] | MW2014-28 pp.25-30 |
| MW | 2013-12-19 09:55 |
Saitama | Saitama Univ. | Application of Frequency-Dependent Direct Source/Load Coupling to Design of Dual-mode Loop Resonator Filter with Transmission Zeros Hiroyuki Aoyama, Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2013-152 |
In microwave filter design, transmission zeros (TZs) generated by cross couplings and/or a direct source/load (S/L) coup... [more] | MW2013-152 pp.7-12 |
| MW | 2013-06-27 13:30 |
Aichi | Nagoya Institute of Tech. | [Special Talk]
Experimental Evaluation of Low-Loss Microstrip Bandpass Filter Using Composite Resonators Hiroyuki Aoyama, Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2013-33 |
This paper presents a low-loss bandpass filter (BPF) design using composite resonators and its experimental evaluation f... [more] | MW2013-33 pp.21-24 |
| SIP, CAS, CS | 2013-03-15 11:10 |
Yamagata | Keio Univ. Tsuruoka Campus (Yamagata) | Numerical Results of Exchanging Operation of Zeros of ABCD Parameters of Nonuniform Transmission Lines Fumio Kato (Tokai Univ.) CAS2012-123 SIP2012-154 CS2012-129 |
We consider frequency range characteristics of nonuniform and lossless transmission lines (LC lines, for short). Numeri... [more] | CAS2012-123 SIP2012-154 CS2012-129 pp.155-162 |
| MW | 2012-12-14 10:00 |
Yamanashi | Univ. of Yamanashi | Accurate Design of Bandpass Filters with Transmission Zeros Based on Synthesis Theory of Transversal Array Network Hiroyuki Aoyama, Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2012-135 |
In microwave filters, it is well known that using direct source/load (S/L) coupling makes it possible to generate trans... [more] | MW2012-135 pp.49-54 |
| EST, EMCJ, IEE-EMC [detail] | 2012-10-26 11:45 |
Miyagi | Tohoku Gakuin University(Tagajo Campus) | Analysis of a Tab-Coupled Microstrip Ring Resonator Loaded with Open Stubs and Reexamination of Its Characteristics Takuya Hotaka, Zhewang Ma, Masataka Ohira (Saitama Univ.), Chun-Ping Chen, Tetsuo Anada (Kanagawa Univ.) EMCJ2012-80 EST2012-64 |
In this paper, a modified structure of a tab-coupled microstrip ring resonator loaded with open stubs is proposed in ord... [more] | EMCJ2012-80 EST2012-64 pp.99-104 |
| MW, WPT (Joint) |
2012-05-25 10:55 |
Kyoto | Kyoto Univ. | Design of Multi-Mode Bandpass Filter with Multiple Transmission Zeros Using Transversal Array Configuration of Meander Loop Resonators Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2012-16 |
In this paper, we propose a new multi-mode bandpass filter (BPF) configuration, which is a transversal array of two mean... [more] | MW2012-16 pp.33-38 |
| MW, AP (Joint) |
2011-09-09 11:20 |
Osaka | Osaka Univ. | Resonant Characteristic Analysis of a New Three-Mode H-Shaped Microstrip Resonator and Design of Compact Bandpass Filters Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2011-82 |
This paper proposes a novel compact three-mode resonator consisting of parallel-coupled microstrip lines. Closed-form re... [more] | MW2011-82 pp.21-26 |
| EMCJ, MW, EST | 2011-05-26 13:55 |
Tokyo | NICT | New Design Method of Parallel-Coupled Transmission Line Resonator Filters Takuya Sugimoto, Zhewang Ma, Masataka Ohira (Saitama Univ.), Chun-Ping Chen, Tetsuo Anada (Kanagawa Univ.) EMCJ2011-16 MW2011-13 EST2011-9 |
In this paper, a novel equal-ripple Chebyshev type characteristic function of the parallel-coupled transmission line res... [more] | EMCJ2011-16 MW2011-13 EST2011-9 pp.39-44 |
| CS, SIP, CAS | 2011-03-03 12:10 |
Okinawa | Ohhamanobumoto memorial hall (Ishigaki)( | Exchanging Operation of Zeros of ABCD Parameters of Nonuniform Transmission Lines Fumio Kato (Tokai Univ.) CAS2010-132 SIP2010-148 CS2010-102 |
We consider frequency range characteristics of nonuniform and lossless transmission lines (LC lines, for short). A tech... [more] | CAS2010-132 SIP2010-148 CS2010-102 pp.179-183 |
| CAS | 2010-01-29 11:00 |
Kyoto | Kyoudai-Kaikan Bldg. | Theoretical Study of Frequency-Domain Characteristics of Uniform RLCG Transmission Lines Fumio Kato (Tokai Univ.) CAS2009-76 |
A theoretical study has been done with respect to frequency domain characteristics of uniform RLCG transmission lines. ... [more] | CAS2009-76 pp.71-76 |
| SANE | 2008-01-25 10:25 |
Nagasaki | Nagasaki Prefectural Art Museum | A Performance Evaluation for Filter Order Selection Methods of Clutter Suppression Filters Using Estimation Process of the Number of Clutter and its Center Frequencies Yasuhiro Harasawa, Takashi Sekiguchi (Mitsubishi Electric Corp.) SANE2007-113 |
A clutter suppression method using time-varying transversal FIR filters applicable for search radar with staggered PRF (... [more] | SANE2007-113 pp.65-70 |
| EMT, OPE, MW | 2007-08-02 15:20 |
Hokkaido | Muroran Institute of Technology | An Approach to the numerical calculation of a thich inductive window in a rectangular waveguide using the modified residue calculus technique
-- characteristics of the shifted zeros -- Teruhiro Kinoshita (Tokyo Polytech. Univ.), Toshihiko Shibazaki (Tokyo Metropolitan college of Industrial TechnologyTokyo Metropo), Toshihisa Kamei (Nat. Def Acad. of Jap.), Takashi Kuroki, Isao Matsuda (Tokyo Metropolitan college of Industrial TechnologyTokyo Metropo) MW2007-53 OPE2007-40 |
Characteristics of zero points which appear while analyzing diffracted electromagnetic waves by rectangular waveguide di... [more] | MW2007-53 OPE2007-40 pp.65-70 |
| SANE | 2007-01-19 10:20 |
Nagasaki | Nagasaki Prefectural Art Museum | A Performance Evaluation for Filter Order Selection Methods of Clutter Suppression Filters with Cascade Connection Using Estimation process of Clutter Center Frequency Yasuhiro Harasawa, Takashi Sekiguchi (Mitsubishi Electric Corp.) SANE2006-119 |
A clutter suppression method using time-varying transversal FIR filters applicable for search radar with staggered PRF (... [more] | SANE2006-119 pp.1-6 |
| SANE | 2005-12-22 11:10 |
Okinawa | NICT Okinawa | An Improvement of Filter Order Selection Methods of Clutter Suppression Filters with Cascade Connection Using Signal Power Ratio for Staggered PRF Yasuhiro Harasawa, Takashi Sekiguchi (Mitsubishi Electric Corp.) |
A clutter suppression method using time-varying transversal FIR filters applicable for search radar with staggered PRF (... [more] | SANE2005-83 pp.7-12 |
| EE | 2005-02-09 11:40 |
Fukuoka | Analysis of multiple operating points for dynamical control of switching power converters Seigo Sasaki (NDA), Haruo Watanabe (SDK) |
Three types of switching power supply, which are buck, boost, buck/boost converter, are statically and dynamically ana... [more] |
EE2004-71 pp.33-38 |
|
| SANE | 2004-11-26 15:15 |
Kanagawa | JAXA(Sagamihara) | A Performance Evaluation of Clutter Suppression Filters with Cascade Connection Using Offset of Zeros for Staggered PRF Yasuhiro Harasawa, Takashi Sekiguchi (Mitsubishi Electric Corp.) |
In a search radar, staggered PRF(Pulse Repetition Frequency) is often used in order to narrow the region of blind freque... [more] | SANE2004-62 pp.29-34 |
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