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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SR, UWT (Joint) |
2023-01-27 11:30 |
Tokyo | Takanawa Campus, Tokai Univ. (Primary: On-site, Secondary: Online) |
[Invited Talk]
Development of wireless communication devices and antennas for the Tokaido Shinkansen Yoshihiro Matsumura, Tomoyuki Tange, Takeshi Nishiyama, Eishi Sasaki (JR-Central), Kengo Nishimoto, Hiroyuki Akutsu (Mitsubishi Electric), Hiroyuki Igura, Tomoki Arakawa (NEC), Yukitoshi Sanada (Keio)  SR2022-77 |
This paper outlines the development process of a new type of electrostatic antenna and millimeter-wave train radio for t... [more] | SR2022-77 pp.28-34 |
| AP, MW (Joint) |
2022-09-14 15:40 |
Ehime | The Museum of Art, EHIME (Primary: On-site, Secondary: Online) |
Study of Tunable BPF for Software Defined Radio with High Tuning Ratio of Center Frequency Akehito Shiotake, Satoshi Ono, Koji Wada (UEC) MW2022-69 |
Software-defined radio (SDR) technique is widely used as receivers in many wireless systems. The Bandwidth of the SDR r... [more] |
MW2022-69 pp.7-12 |
| 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 |
| 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 |
|
| 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 |
| CAS, ICTSSL | 2017-01-26 14:40 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Frequency tunable BPF using high frequency switch and varactor diode-loaded resonators with attenuation poles and varactor diode loaded m type admittance inverters Soichi Tsuji, Satoshi Ono, Koji Wada (UEC) CAS2016-89 ICTSSL2016-43 |
In this study, a frequency controllable band pass filter (BPF) with wide variable range of the center frequency is compo... [more] | CAS2016-89 ICTSSL2016-43 pp.61-64 |
| 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 |
| MW | 2016-12-16 14:10 |
Kanagawa | National Defense Academy | A Design of a Diplexer with Attenuation Poles using a Common Resonator and Quarter-Wave Stepped Impedance Resonators Kazuki Adachi, Satoshi Ono, Koji Wada (UEC) MW2016-164 |
In this study, a 2.1 GHz band bandpass filter (BPF) is composed of single mode stepped impedance resonators (SIRs) and a... [more] | MW2016-164 pp.183-188 |
| ICD, MW | 2016-03-03 12:50 |
Hiroshima | Hiroshima University | [Special Talk]
Realization of a super compact 2 GHz band BPF based on microstrip lines and chip capacitors by using a PCB prototyping machine Masatoshi Kawamata, Koji Wada (UEC) MW2015-192 ICD2015-115 |
In this study, the first author first proposes two types of resonators using microstrip lines and chip capacitors for sa... [more] | MW2015-192 ICD2015-115 pp.107-112 |
| 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 | 2014-05-22 11:45 |
Kyoto | Doshisha Univ. | A study of a microstrip line resonator composed of a capacitor-loaded coupled line and its application to miniaturized BPF with attenuation poles Masatoshi Kawamata, Takanori Fukunaga, Koji Wada (UEC) MW2014-29 |
In this study, we rst examine the resonant frequencies and attenuation poles of a resonator which consists of an open-c... [more] | MW2014-29 pp.31-36 |
| AP | 2013-12-12 15:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Development of GHz Band Wide Rande Conical Dipole Antenna
-- Development Process and Validation of the Design Specification -- Atsuya Maeda (Maeda Assoc. Inc.), Shuichi Kobayashi (VLAC), Ikuo Makino (FGL), Hiroyuki Shimanoe (S Tech), Kenji Ono (AD TECH) AP2013-132 |
Antennas use for evaluation of the radiated emission measurement site in frequency range 1 GHz to 18 GHzshall have omni-... [more] | AP2013-132 pp.41-46 |
| MW | 2013-06-27 14:10 |
Aichi | Nagoya Institute of Tech. | [Special Talk]
Development of the 8-pole 2GHz band spiral resonator BPF which formed the attenuation pole by tap electric supply Keigo Nakatani, Toshio Ishizaki (Ryukoku Univ) MW2013-35 |
In this paper, the characteristics of the filter, which was fabricated for 2012 student microwave circuit design contest... [more] | MW2013-35 pp.29-33 |
| 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 | 2012-10-18 10:00 |
Tochigi | Utsunomiya Univ. | High Attenuation Wide-band BPF and Diplexer using Inter-digital Coupled line and Transmission Line with Grounded Via Kosei Tanii, Koji Wada (UEC) MW2012-84 |
The wideband resonator composed by inter-digital coupled line and transmission line with grounded via is proposed. The c... [more] | MW2012-84 pp.19-24 |
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