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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| MW | 2011-10-21 13:25 |
Tokyo | The University of Electro-Communications | A method to determine unknown constants for filter design using multi-band frequency transformation. Naoki Miyata, Koji Wada (U.E.C.)  MW2011-107 |
In this report, we propose a method to determine unknown constants easily for filter design using multi-band frequency t... [more] | MW2011-107 pp.119-124 |
| AP, MW (Joint) |
2011-03-03 13:00 |
Ibaraki | Ibaraki Univ. | A study on a compact quintplexer using SAW filters and an LTCC substrate Shinpei Oshima (TAIYO YUDEN), Koji Wada (Univ. of Electro-comm.), Ryuji Murata, Hitoshi Ebihara (TAIYO YUDEN), Hiroomi Kaneko, Akira Moriya, Osamu Kawachi (TAIYO YUDEN Mobile Technology) MW2010-157 |
[more] | MW2010-157 pp.27-32 |
| MW | 2010-12-17 11:20 |
Ishikawa | Kanazawa Inst. of Tech. | A Microstrip-Line Multiplexer Using Wideband BPFs by λ/4 Resonator-Coupled Open-Circuited Stubs Yasutaka Shimizu (UEC), Ryuji Murata, Shinpei Oshima, Yukihiro Shimakata (TAIYO YUDEN), Koji Wada (UEC) MW2010-133 |
(To be available after the conference date) [more] | MW2010-133 pp.63-68 |
| 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 |
| MW | 2010-09-10 09:20 |
Tokyo | Tokyo Inst. of Tech. | Multiplexers for RF Module Using Wide-band Filter in LTCC Substrate and SAW Filter Tatsuya Katsumoto (UEC), Shinpei Oshima (UEC/TAIYO YUDEN), Ryuji Murata, Hitoshi Ebihara (TAIYO YUDEN), Koji Wada (UEC) MW2010-75 |
[more] | MW2010-75 pp.49-53 |
| MW | 2010-03-04 10:35 |
Kyoto | Ryukoku Univ. | An Experimental Study of a Wide-Band Microstrip Coupled-Line BPF with Tunable Characteristics Yusuke Suga (Univ. of Electro-Comm.), Kenichi Ohta (TAIYO YUDEN), Koji Wada (Univ. of Electro-Comm.) MW2009-183 |
In this study, we present a wide-passband bandpass filter(BPF) using coupled lines with varactor diodes. Basic characte... [more] |
MW2009-183 pp.25-29 |
| SCE, MW | 2008-04-22 09:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | - - (UEC), Yukihiro Shimakata, Ryuji Murata, Shinpei Oshima (TAIYO YUDEN), Koji Wada (UEC) SCE2008-1 MW2008-1 |
In this study, transmission characteristics of bandpass filter(BPFs) using open-circuited end resonators are analyticall... [more] | SCE2008-1 MW2008-1 pp.1-6 |
| SCE, MW | 2008-04-22 09:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | - Yusuke Suga (UEC), Kenichi Ohta (TAIYO YUDEN), Koji Wada (UEC) SCE2008-2 MW2008-2 |
In this paper, a tunable wide-passband bandpass filter(BPF) with attenuation poles based on distributed tap-coupling res... [more] | SCE2008-2 MW2008-2 pp.7-12 |
| MW | 2008-02-29 10:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Study of 8.4GHz Band Low-profile Multilayer Wide-band BPFs Hiroaki Takaoka (UEC), Masahiko Ushie (ALPS Electric), Koji Wada, Takashi Iwasaki (UEC) MW2007-171 |
[more] | MW2007-171 pp.17-21 |
| MW | 2008-02-29 15:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Study of Compact Multilayer Diplexer in LTCC Substrate Using LPF with Multiple Attenuation Poles and Wideband BPF Shinpei Oshima (TAIYO YUDEN CO.,LTD), Koji Wada (UEC), Ryuji Murata, Yukihiro Shimakata (TAIYO YUDEN CO.,LTD) MW2007-182 |
In this paper we propose a compact diplexer in LTCC substrate for UWB system and 2.4GHz wireless systems. Firstly, a wid... [more] | MW2007-182 pp.73-78 |
| ED, MW | 2008-01-18 15:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A proposal of a BPF structure using interdigitated resonators to improve out-band rejection characteristics Tatsuya Fukunaga (TDK), Ikuo Awai (Ryukoku Univ.), Koji Wada (UEC) ED2007-234 MW2007-165 |
[more] | ED2007-234 MW2007-165 pp.165-168 |
| ED, MW | 2008-01-18 15:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | - Shin Matsumoto (UEC), Yukihiro Shimakata, Mitsuyuki Yamauchi (TAIYO YUDEN), Koji Wada, Takashi Iwasaki (UEC) ED2007-235 MW2007-166 |
In this report, we focus on a two-stage filter(BPF) using tap-coupling open-ended λ/2 resonators based on shortening of ... [more] | ED2007-235 MW2007-166 pp.169-172 |
| ED, MW | 2008-01-18 16:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Study of Low Profile Multilayer Balun Using the Folded Structure of a λ/2 Strip Line Shinpei Oshima (TAIYOU YUDEN CO.,LTD), Koji Wada (UEC), Ryuji Murata, Yukihiro Shimakata (TAIYOU YUDEN CO.,LTD) ED2007-236 MW2007-167 |
[more] | ED2007-236 MW2007-167 pp.173-177 |
| EMCJ, MW | 2007-10-26 11:20 |
Miyagi | Tohoku University | An Experimental Study of a Dual-band Microstrip Line BPF based on the Tap-Coupling Method with Attenuation Ploes/Wide-band Characteristics Nobuhiko Okuzaki (UEC), Yukihiro Shimakata, Mitsuyuki Yamauchi (TAIYO YUDEN), Koji Wada, Takashi Iwasaki (UEC) EMCJ2007-71 MW2007-118 |
We focus on various dual-band microstrip-line bandpass filters(BPFs) based on tap-coupled resonators. In this study, thr... [more] | EMCJ2007-71 MW2007-118 pp.101-106 |
| MW | 2007-09-05 09:55 |
Tochigi | Utsunomiya Univ. | A Study of a Compact Multilayer Wideband Bandpass Filter Using Distributed Resonator Consisted of a Capacitor and Transmission Lines Shinpei Oshima, Ryuji Murata, Yukihiro Shimakata (TAIYOU YUDEN Co.,Ltd), Koji Wada (UEC) MW2007-81 |
In this report, a new distributed resonator which improves bandwidth and is composed of a capacitor and transmission l... [more] |
MW2007-81 pp.7-12 |
| MW | 2007-09-05 10:20 |
Tochigi | Utsunomiya Univ. | - Yasutaka Shimizu (UEC), Futoshi Nishimura, Kouji Sasabe, Yoshiaki Ueno (Matsushita Electric Works), Koji Wada, Takashi Iwasaki (UEC) MW2007-82 |
[more] | MW2007-82 pp.13-16 |
| MW | 2007-09-05 10:45 |
Tochigi | Utsunomiya Univ. | - Masaki Murata (UEC), Hiroto Motoyama, Hironobu Kimura, Yasuhiko Mizutani, Takami Hirai (SOSHIN), Koji Wada, Takashi Iwasaki (UEC) MW2007-83 |
We propose a wide-band balun with matching compensation circuits using capacitors and transmission-lines. The proposed b... [more] | MW2007-83 pp.17-20 |
| MW | 2007-09-05 11:10 |
Tochigi | Utsunomiya Univ. | - Yoshiyuki Kubo, Koji Wada, Takashi Iwasaki (UEC) MW2007-84 |
[more] | MW2007-84 pp.21-24 |
| MW | 2007-09-05 11:35 |
Tochigi | Utsunomiya Univ. | A study on Multilayered balun with wide bandwidth Hiroto Motoyama (Soshin), Masaki Murata, Koji Wada (The Univ of Electoro-Communications) MW2007-85 |
[more] | MW2007-85 pp.25-28 |
| RCS, MoNA, WBS, SR, MW (Joint) |
2007-03-09 15:00 |
Kanagawa | YRP | － Yoshiaki Ando, Koji Wada, Yoshinao Mizugaki (UEC), Jian Chen (Nanjing Univ.), Kosei Tanii (UEC) |
The design for the bandpass filters with distributed (open-type) tap-coupling resonators, in the ultra-wideband wireless... [more] | MW2006-195 pp.11-14 |
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