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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| MW, ED | 2023-01-27 10:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Design of Parasitic-Element Loaded Wideband Filtering Antenna with Unidirectional Radiation Pattern over 30% Frequency Bandwidth Ken Sakiyama, Masataka Ohira, Zhewang Ma (Saitama Univ.)  ED2022-87 MW2022-146 |
In this paper, we propose a new structure of wideband filtering antenna that realizes a very flat in-band gain and unidi... [more] | ED2022-87 MW2022-146 pp.7-12 |
| MW, ED | 2023-01-27 10:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
A Reinforcement Learning Approach Enabling Automatic Microstrip BPF Design for Multiple Specifications Yuto Asai, Masataka Ohira, Zhewang Ma (Saitama Univ.) ED2022-88 MW2022-147 |
[more] | ED2022-88 MW2022-147 pp.13-18 |
| EMT, IEE-EMT | 2022-11-17 11:05 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
[Invited Lecture]
A Neural-Network Assisted Microwave Filter Design Masataka Ohira, Zhewang Ma (Saitama Univ.) EMT2022-46 |
A surrogate-based electromagnetic (EM) optimization method using neural networks (NNs) is presented for computationally ... [more] | EMT2022-46 pp.12-17 |
| MW | 2021-12-17 09:55 |
Kanagawa | Kawasaki City Industrial Promotion Hall (Primary: On-site, Secondary: Online) |
Precise Design of an 11-Pole BPF Using TM010 Mode Dielectric Ring Resonators with Novel Capacitive Coupling Structures Fan Liu, Zhewang Ma, Weihao Zhang, Masataka Ohira (Saitama Univ.), Dongchun Qiao, Guosheng Pu, Masaru Ichikawa (HUAWEI Technologies) MW2021-96 |
[more] | MW2021-96 pp.67-72 |
| MW | 2021-12-17 10:20 |
Kanagawa | Kawasaki City Industrial Promotion Hall (Primary: On-site, Secondary: Online) |
A Novel Design of Wideband Impedance Transformers Weihao Zhang, Zhewang Ma, Fan Liu, Masataka Ohira (Saitama Univ.), Xiaolong Wang (JLU) MW2021-97 |
[more] | MW2021-97 pp.73-78 |
| 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 |
| EST, MW, EMCJ, IEE-EMC [detail] | 2021-10-07 10:30 |
Online | Online | Design of Planar Filtering Antenna with Transmission Zeros Using Even/Odd-symmetric Electric Field Distributions Ryosuke Kono, Masataka Ohira, Zhewang Ma (Saitama Univ) EMCJ2021-29 MW2021-41 EST2021-31 |
[more] | EMCJ2021-29 MW2021-41 EST2021-31 pp.11-16 |
| MW, AP (Joint) |
2021-09-10 16:05 |
Online | Online | A Novel Compact Wideband Microstrip Wilkinson Power Divider Weihao Zhang, Zhewang Ma, Fan Liu, Masataka Ohira (Saitama Univ.) MW2021-38 |
[more] | MW2021-38 pp.30-34 |
| OPE, MW, IEE-EMT, MWP, EST, EMT, THz [detail] | 2021-07-15 13:00 |
Online | Online | Acquisition of Automatic Design Techniques for Microstrip BPF with Transmission Zeros through Deep Reinforcement Learning Kohei Takano, Masataka Ohira, Zhewang Ma (Saitama Univ.) EMT2021-11 MW2021-16 OPE2021-5 EST2021-12 MWP2021-13 |
This paper investigates the acquisition of an automatic design technique for a microstrip bandpass filter (BPF) having t... [more] | EMT2021-11 MW2021-16 OPE2021-5 EST2021-12 MWP2021-13 pp.22-27 |
| MW | 2021-03-05 10:30 |
Online | Online | Design of Tunable Filtering Array Antenna with Constant Absolute Bandwidth Takuya Sakemoto, Masataka Ohira, Zhewang Ma (Saitama Univ.), Akihiiro Yamada (Nippon Antenna) MW2020-91 |
In recent years, the demand for tunable antennas has been increasing with the rapid growing various wireless communicati... [more] | MW2020-91 pp.1-6 |
| MW, ED | 2021-01-29 10:55 |
Online | Online | Experimental Evaluation of 60-GHz Band Planar Antenna Consisting of Multiple Radiators and Multiple Resonators for Radiation of Three Orthogonal Components Masataka Ohira, Zhewang Ma (Saitama Univ.) ED2020-28 MW2020-81 |
This paper reports the experimental evaluation results of a 60-GHz band planar MRMR (Multiple Radiators Multiple Resonat... [more] | ED2020-28 MW2020-81 pp.7-12 |
| MW | 2020-12-10 15:35 |
Kanagawa | (Primary: On-site, Secondary: Online) |
Automatic Structural Adjustment Method of Microstrip BPF using Deep Q-network Kohei Takano, Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2020-76 |
The design of bandpass filter (BPF), especially its structural adjustment, is often performed by trial and error with hu... [more] | MW2020-76 pp.30-35 |
| MW | 2020-11-19 15:25 |
Online | Online | A Filter-Technique Assisted Design of 60-GHz Band Planar Antenna with Radiation of Three Orthogonal Components Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2020-70 |
This paper proposes a new structure of 60-GHz band planar antenna having radiations of three orthogonal x, y, and z comp... [more] | MW2020-70 pp.29-34 |
| EMT, MW, OPE, EST, MWP, THz, IEE-EMT [detail] | 2020-07-17 14:55 |
Online | Online | Design of Box-type Coupling Microstrip Bandpass Filter Using Even/odd-symmetric Electric Field Distributions of Half-wavelength Resonator Miho Ono, Masataka Ohira, Zhewang Ma (Saitama Univ.) EMT2020-25 MW2020-34 OPE2020-20 EST2020-25 MWP2020-25 |
[more] | EMT2020-25 MW2020-34 OPE2020-20 EST2020-25 MWP2020-25 pp.107-110 |
| MW | 2020-03-05 14:15 |
Kochi | Kochi City Culture-Plaza CUL=PORT (Cancelled but technical report was issued) |
Wideband general chebyshev bandstop filters using signal interference technique Toshiki Tabei, Zhewang Ma, Masataka Ohira (Saitama Univ.) MW2019-146 |
A novel signal interference bandstop filter (SIBSF) that can generate arbitrary number of transmission and reflection ze... [more] | MW2019-146 pp.35-40 |
| MW | 2020-03-05 14:40 |
Kochi | Kochi City Culture-Plaza CUL=PORT (Cancelled but technical report was issued) |
Performance improvement of wideband BPF using short-circuit stub due to signal interference Daisuke Yamada (Saitama Univ), Zhewang Ma (Saitama univ), Masataka Ohira (Saitama Univ) MW2019-147 |
[more] | MW2019-147 pp.41-46 |
| 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 | 2019-11-15 10:20 |
Okinawa | Minami Daido Villa. Tamokuteki Koryu Center | On the Relationship between Direct Source/Load Coupling and Higher-order Resonances in Microwave Bandpass Filter Masataka Ohira, Ryo Mikase, Zhewang Ma (Saitama Univ.) MW2019-113 |
It is well known that a direct source/load coupling contributes to the generation of transmission zeros at stopbands in ... [more] | MW2019-113 pp.77-80 |
| MW, AP (Joint) |
2019-09-20 13:10 |
Kanagawa | JAXA (Sagamihara) | Design and Experimental Evaluation of Wideband Microstrip Filtenna Based on Wideband Transmission Line Bandpass Filter Masataka Ohira, Yusuke Suzuki, Zhewang Ma (Saitama Univ.) MW2019-58 |
In recent years, a filtering antenna or filtenna is becoming one of the attractive circuits that can be designed with a ... [more] | MW2019-58 pp.17-22 |
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