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J-GLOBAL ID:200901021799757511   Update date: Jan. 22, 2025

Ohira Masataka

オオヒラ マサタカ | Ohira Masataka
Affiliation and department:
Job title: Professor
Homepage URL  (2): https://www1.doshisha.ac.jp/~hflab/ohiram.htmlhttps://www1.doshisha.ac.jp/~hflab/ohiram-e.html
Research field  (2): Communication and network engineering ,  Electronic devices and equipment
Research keywords  (12): 電波 ,  Electromagnetic wave ,  High-frequency circuits ,  Wireless communications ,  Frequency-selective surfaces ,  Optimization ,  Electromagnetic analysis ,  Antennas ,  Filters ,  Millimeter wave ,  Microwave ,  Neural Network
Research theme for competitive and other funds  (12):
  • 2022 - 2025 深層学習によるマイクロ波平面フィルタの逆設計法の研究開発
  • 2019 - 2022 Research and development on automated design method of microwave bandpass filters using neural network
  • 2019 - 2022 ミリ波帯におけるロボット等のワイヤフリー化に向けた無線制御技術の研究開発
  • 2016 - 2019 Research and Development on On-chip Wideband Filtering Antennas for Millimeter-wave-band High-speed Wireless Communication
  • 2017 - 2019 ニューラルネットワークによるマイクロ波バンドパスフィルタの自動設計技術の研究開発
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Papers (156):
  • Fan Liu, Zhewang Ma, Masataka Ohira, Dongchun Qiao, Guosheng Pu, Masaru Ichikawa. Accurate design of a novel high-performance 11-pole triple-mode dielectric resonator BPF with fully controllable multiple transmission zeros for mobile communication base stations. Science China Information Sciences. 2025. 68. 2
  • M. Ohira, K. Sakiyama, Z. Ma, H. Deguchi. A circularly polarized wideband filtering antenna having flat in-band gain and large out-of-band rejection. Asia-Pacific Microwave Conf. (APMC 2024). 2024
  • F. Liu, Z. Ma, M. Ohira, D. Qiao, G. Pu, M. Ichikawa. Accurate Design of Higher-Performance Bandpass Filters Using Multi-Mode Dielectric Resonators for Wireless Communication Base Stations. Asia-Pacific Microwave Conf. (APMC 2024). 2024
  • Fan LIU, Zhewang MA, Masataka OHIRA, Dongchun QIAO, Guosheng PU, Masaru ICHIKAWA. Precise Design of an 11-Pole TM010 Mode Dielectric Resonator BPF with Novel Capacitive Coupling Structures. IEICE Transactions on Electronics. 2024. E107.C. 11. 472-478
  • Hiroyuki Deguchi, Masataka Ohira. Analytic Formula for Mode Coefficients of a Multimode Circular Horn with Axial Symmetry, High Aperture Efficiency, and Low Cross-Polarization. THE HARRIS SCIENCE REVIEW OF DOSHISHA UNIVERSITY. 2024. 65. 3. 103-114
more...
MISC (298):
  • 出口博之, 大平昌敬. Multimode Transmission Equation using Line-Integral Formulation for Taper Waveguide with Straight Axis. 電子情報通信学会技術研究報告(Web). 2024. 124. 95(EMT2024 6-58)
  • 田中遥喜, 牧野由弥, 大平昌敬, 出口博之. Two-band Independent Control of Orthogonal Polarization Single-layer Reflectarray with Arbitrarily Shaped Elements. 電子情報通信学会技術研究報告(Web). 2024. 124. 47(EMT2024 1-5)
  • 大平昌敬, 出口博之. Fundamentals of Microwave Filter Design. 電子情報通信学会技術研究報告(Web). 2024. 124. 78(MW2024 18-29)
  • 松崎航太, MA Zhewang, 大平昌敬. Design of Compact Wideband BPFs Using Microstrip Triple-Mode Resonators with Lumped Chip Elements. 電子情報通信学会技術研究報告(Web). 2024. 124. 37(EST2024 1-6)
  • 崎山拳, 大平昌敬, MA Zhewang. Design and Experiments of Circularly Polarized Wideband Filtering Antenna with 20% Fractional Bandwidth. 電子情報通信学会技術研究報告(Web). 2024. 124. 32(MW2024 8-17)
more...
Patents (18):
  • チューナブルフィルタリングアレーアンテナ
  • アンテナモジュールおよびそれを搭載した通信装置
  • 平面アンテナ
  • 記録された画像データの識別
  • Dispatch of automated external defibrillators
more...
Books (1):
  • 電磁波工学
    2024 ISBN:9784864811088
Lectures and oral presentations  (9):
  • Neural Network Assisted Microwave Filter Design
    (IEEE MTT-S Kansai Chapter Workshop 2021)
  • Future Microwave Circuit Design Assisted by Neural Networks - Microwave Planar Filter Design as an Example-
    (Global Symposium on Millimeter Waves (GSMM) 2019 2019)
  • Microwave planar bandpass filter design for student design competition
    (Tutorial Session of 2016 Thailand-Japan MicroWave (TJMW2016) 2016)
  • Introduction to Theory, Analysis, and Design of Microwave Filters in New Era of Wireless
    (Microwave Workshops & Exhibition (MWE 2015) 2015)
  • A parameter-extraction method for transversal resonator array bandpass filters and its applications to multi-mode filter designs
    (2014 Asia-Pacific Microwave Conference (APMC 2014) 2014)
more...
Works (2):
  • Synfornee
    Masataka Ohira 2017 -
  • Synfornee Lite
    Masataka Ohira 2017 -
Education (3):
  • 2003 - 2006 Doshisha University Graduate School of Engineering, Dr.
  • 2001 - 2003 Doshisha University Graduate School of Engineering
  • 1997 - 2001 Doshisha University Faculty of Engineering Department of Electronics
Professional career (1):
  • Dr. of Eng. (Doshisha University)
Work history (6):
  • 2024/04 - 現在 Doshisha University Faculty of Science and Engineering Professor
  • 2014/04 - 2024/03 Saitama University Associate Professor
  • 2010/04 - 2014/03 Saitama University Assistant Professor
  • 2011/07 - 2013/03 ATR Visiting Researcher
  • 2010/06 - 2011/03 ATR Wave Engineering Laboratories Visiting Researcher
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Committee career (49):
  • 2024/11 - 現在 RFIT2025 Steering Committee TPC Member
  • 2024/04 - 現在 電気学会 電磁界理論技術委員会 1号委員
  • 2024/03 - 現在 APMC 2026実行委員会 Vice Chair
  • 2024/03 - 現在 RFIT2025実行委員会 Workshop Vice Chair
  • 2023/06 - 現在 電子情報通信学会エレクトロニクスソサイエティ アドホック幹事
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Awards (14):
  • 2023/03 - 電子情報通信学会エレクトロニクスソサイエティ 活動功労表彰
  • 2022/12 - APMC 2022 Prize
  • 2020/06 - IEICE ELEX Editorial Contribution Award
  • 2018/06 - IEICE Best Paper Award
  • 2016/03 - 電子情報通信学会 エレクトロニクスソサイエティ活動功労表彰
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Association Membership(s) (4):
IEEE ,  The Institute of Electronical Engineers ,  The Institute of Electronics, Information and Communication Engineers ,  European Microwave Association
※ Researcher’s information displayed in J-GLOBAL is based on the information registered in researchmap. For details, see here.

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