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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| CAS, CS | 2024-03-14 16:45 |
Okinawa | A Study of Designing Flat Passband FIR Filters with Specified Attenuation and Variable Multiple Factors in Stopband Toma Miyata (Salesian Polytechnic), Yasunori Sugita (NUT), Naoyuki Aikawa (TUS)  CAS2023-124 CS2023-117 |
In order to efficiently eliminate noise in weight measurement, design methods of FIR filters with high attenuation in a ... [more] | CAS2023-124 CS2023-117 pp.74-77 |
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| MW | 2021-03-05 11:20 |
Online | Online | A study on a high attenuation triplexer using chip components Tatsuki Yanagawa, Shinpei Oshima (ONCT), Masaya Tamura (TUT) MW2020-93 |
In this study, we study a small triplexer with high attenuation performance. The specification of the triplexer is for G... [more] | MW2020-93 pp.13-16 |
| MW, ED | 2021-01-29 10:30 |
Online | Online | Study on a design theory for electromagnetically-coupled half-wavelength resonator filter Motoki Futatsuya, Toshio Ishizaki (Ryukoku Univ) ED2020-27 MW2020-80 |
Currently, the number of small base stations is being increased with the development of 5G communication technology. In ... [more] | ED2020-27 MW2020-80 pp.1-6 |
| MW, ED | 2019-01-17 10:00 |
Tokyo | Hitachi, Central Research Lab. | Development of Electromagnetically-Coupled Half-Wavelength Resonator Filter Ayaka Shimizu, Toshio Ishizaki (Ryukoku Univ.) ED2018-70 MW2018-137 |
In recent years, miniaturization and high performance of base station filters are regarded as important. In a filter, by... [more] | ED2018-70 MW2018-137 pp.7-12 |
| SIP | 2018-08-20 14:00 |
Tokyo | Takushoku Univ. Bunkyo Campus. | Design method of variable FIR filters with specified attenuation in part of stopband Takakazu Kimura (TUS), Toma Miyata (Salesian Polytechnic), Yoshinori Tarumoto (ISHIDA), Takahiro Natori, Naoyuki Aikawa (TUS) SIP2018-57 |
In the field of digital signal processing, the frequency characteristics may be instantaneously changed according to the... [more] | SIP2018-57 pp.1-5 |
| MW | 2017-12-20 09:20 |
Tokyo | Consideration of Multi-Pole for Electromagnetically-Coupled Half-Wavelength Resonator Filters Ayaka Shimizu, Toshio Ishizaki (Ryukoku Univ.) MW2017-153 |
In recent years, further miniaturization and high performance of a filter for small base station are required. By formin... [more] | MW2017-153 pp.65-70 |
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| MW (2nd) |
2017-06-14 - 2017-06-16 |
Overseas | KMUTT, Bangkok, Thailand | Design Method for Electromagnetically-Coupled Half-Wavelength Resonator Filters Ayaka Shimizu, Toshio Ishizaki (Ryukoku Univ.) |
Recently, miniaturization of duplexer used in base station is strongly expected. By creating attenuation poles near pass... [more] | |
| MW | 2017-05-19 10:30 |
Osaka | Osaka Univ. (Seminar Room1, Osaka Univ. Kaikan) | Fundamental Consideration of Passband Design for Electromagnetically-Coupled Half-Wavelength Resonator Filters Ayaka Shimizu, Toshio Ishizaki (Ryukoku Univ.) MW2017-15 |
Recently,many small base stations are installed additionally. But, duplexer occupies about half of the volume of a small... [more] | MW2017-15 pp.43-47 |
| MW, ICD | 2017-03-02 09:25 |
Okayama | Okayama Prefectural Univ. | Design Method of Attenuation Poles for Electromagnetically-Coupled Half-Wavelength and Quarter-Wavelength Resonator Filters Ayaka Shimizu, Toshio Ishizaki (Ryukoku Univ.) MW2016-189 ICD2016-119 |
In wireless systems,filter with a desired performance is used. However, sometimes,an additional bandpass filter might be... [more] | MW2016-189 ICD2016-119 pp.7-12 |
| OPE, EST, LQE, EMT, PN, MWP, IEE-EMT [detail] | 2017-01-19 13:45 |
Mie | Iseshi Kanko Bunka Kaikan | FDTD analysis of a wavelength splitter using three-dimensional plasmoic waveguides Jun Shibayama, Hiroki Kawai, Junji Yamauchi, Hisamatsu Nakano (Hosei Univ.) PN2016-78 EMT2016-107 OPE2016-153 LQE2016-142 EST2016-117 MWP2016-91 |
A wavelength splitter is proposed on the basis of slit-type band-pass filters consisting of three-dimensional (3D) plasm... [more] | PN2016-78 EMT2016-107 OPE2016-153 LQE2016-142 EST2016-117 MWP2016-91 pp.247-252 |
| MW | 2016-12-16 11:30 |
Kanagawa | National Defense Academy | Design Method of Attenuation Poles for Electromagnetically-Coupled Half-Wavelength Resonator Filters Ayaka Shimizu, Toshio Ishizaki (Ryukoku Univ.) MW2016-161 |
Usually, duplexers used in base station consist of transmitting and receiving filters, both of which are 10- to 15-pole ... [more] | MW2016-161 pp.165-170 |
| 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 |
| OFT | 2015-10-23 10:00 |
Mie | Mie Univ. | All-Fiber Single-Channel Bandpass Filters Formed by a High Attenuation Fiber Placed between Long-Period Fiber Gratings Fatemeh Abrishamian, Katsumi Morishita (Osaka Eectro-Comm. Univ.) OFT2015-35 |
We proposed and demonstrated all-fiber single-channel bandpass filters that employed a high attenuation metal-doped fibe... [more] | OFT2015-35 pp.43-48 |
| US | 2014-09-29 15:00 |
Yamagata | Yamagata Univ. Yonezawa Campus | A Study of Multiplexers using M-derived SAW Resonator Filters Based on a BVD Equivalent Circuit Approach Teruaki Eguchi, Koji Wada (UEC), Osamu Kawachi (TYMT) US2014-47 |
In this study，we first propose on M-derived Chebychev bandpass filter (BPF) based on a Chebychev BPF and a M-derived Che... [more] | US2014-47 pp.23-28 |
| MW | 2012-10-18 09:40 |
Tochigi | Utsunomiya Univ. | A Study of an LTCC Substrate-Based Diplexer with Attenuation Poles Using BPFs Consisting of Tapped -1st Order CRLH Transmission Line Resonators Kentaro Iwamoto (UEC), Hiroshi Hara (TAIYO YUDEN), Shinpei Oshima (ONCT), Ryuji Murata, Hitoshi Ebihara (TAIYO YUDEN), Koji Wada (UEC) MW2012-83 |
Bandpass filters(BPFs) using tapped -1st order composit right/left-handed(CRLH) transmission line resonators are propose... [more] | MW2012-83 pp.13-18 |
| MW | 2011-10-20 16:00 |
Tokyo | The University of Electro-Communications | A Study of LTCC Substrate-Based BPFs with Attenuation Poles by Using CRLH Transmission Line Resonators Kentaro Iwamoto, Yusaku Sasanami, Naoki Miyata (UEC), Shinpei Oshima, Ryuji Murata (UEC/TAIYO YUDEN), Hitoshi Ebihara (TAIYO YUDEN), Koji Wada (UEC) MW2011-97 |
Composite right/left-handed transmission line resonators based on element-loading, the tap-coupling method and the use o... [more] | MW2011-97 pp.63-68 |
| MW | 2011-10-20 16:25 |
Tokyo | The University of Electro-Communications | Resonance Characteristics of CRLH Microstrip Line Resonators with Attenuation Poles and their Application to Bandpass Filters Yusaku Sasanami, Kentaro Iwamoto, Naoki Miyata (UEC), Norimasa Ishitobi (Sonnet Giken Co.,Ltd.), Koji Wada (UEC) MW2011-98 |
-1st order resonance frequency based composite right/left-handed(CRLH) transmission line resonators with attenuation pol... [more] | MW2011-98 pp.69-74 |
| MW | 2011-10-21 09:00 |
Tokyo | The University of Electro-Communications | A study of tunable coupled-line bandpass filters with attenuation poles under the use of RF switches Yoshiaki Takaoka (UEC), Norimasa Ishitobi (Sonnet Giken), Koji Wada (UEC) MW2011-100 |
In this paper, we propose bandpass filters (BPFs) which combined two or more coupled-lines, and assume use of high frequ... [more] | MW2011-100 pp.79-82 |
| EST | 2011-10-07 16:10 |
Nagasaki | Nagasaki Prefectural Art Museum | Theoretical Design of Wideband Filter Using Parallel-Coupled-Three-Line-Unit with Attenuation Poles Chun-Ping Chen, Ryouhei IInuma, Junya Takahashi, Tetsuo Anada (Kanagawa Univ.), Zhewang Ma (Saitama Univ.) EST2011-82 |
To implement wideband bandpass filters with improved skirt-selectivity and out-band characteristics, a new parallel-coup... [more] | EST2011-82 pp.95-100 |
| MW | 2010-09-10 09:00 |
Tokyo | Tokyo Inst. of Tech. | A Study of an LTCC based Diplexer Using Balanced Filters with Attenuation Poles Michiya Hayama (UEC), Ryuji Murata, Shinpei Oshima, Hitoshi Ebihara (TAIYO YUDEN), Koji Wada (UEC) MW2010-74 |
We first propose a new balanced filter with attenuation poles using coupled-lines.A diplexer using the filters is also p... [more] | MW2010-74 pp.43-47 |
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