Rchr
J-GLOBAL ID：200901027548052134
Update date: May. 18, 2020
Hirayama Koichi
ヒラヤマ コウイチ | Hirayama Koichi
Affiliation and department：
Job title：
Professor
Research field (1)：
Electronic devices and equipment
Research keywords (2)：
電子デバイス・機器工学
, Electron Devices and Apparatus Engineering
Research theme for competitive and other funds (4)：
- 2005 - 光・マイクロ波回路の最適設計
- 2005 - Optimization and Design of Photonic and Microwave waveguides
- 1990 - 電磁波導波路の数値解析
- 1990 - Numerical Analysis of Electromagnetic Waveguides
Papers (5)：
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A. Iguchi, Y. Tsuji, T. Yasui, K. Hirayama. Topology optimal design for optical waveguides using time domain beam propagation method. ELEX. 2018. 15. 11. 1-7
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J. Sugisaka, T. Yasui, K. Hirayama. Fast actual-size vectorial simulation of concave diffraction gratings with structural randomness. JOSA A. 2017. 34. 12. 2157-2164
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Akito Iguchi, Yasuhide Tsuji, Takashi Yasui, Koichi Hirayama. Efficient topology optimization of optical waveguide devices utilizing semi-vectorial finite-difference beam propagation method. OPTICS EXPRESS. 2017. 25. 23. 28210-28222
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T. Yasui, J. Sugisaka, K. Hirayama. Structural optimization of Silica-based 2x2 multimode interference coupler using a real-coded micro-genetic algorithm. PIER M. 2017. 55. 168-178
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Jun-ichiro Sugisaka, Takashi Yasui, Koichi Hirayama. Efficient Analysis of Diffraction Grating with 10000 Random Grooves by Difference-Field Boundary Element Method. IEICE TRANSACTIONS ON ELECTRONICS. 2017. E100C. 1. 27-36
MISC (37)：
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Koichi Hirayama, Yasuhide Tsuji, Tsuyoshi Nomura, Kazuo Sato, Shinji Nishiwaki. Application of topology optimization to H-plane waveguide component. IEICE TRANSACTIONS ON ELECTRONICS. 2007. E90C. 2. 282-287
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Yasuhide Tsuji, Yuki Morita, Koichi Hirayama. Photonic crystal waveguide based on 2-D photonic crystal with absolute photonic band gap. IEEE PHOTONICS TECHNOLOGY LETTERS. 2006. 18. 21-24. 2410-2412
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Y Tsuji, K Hirayama, T Nomura, K Sato, S Nishiwaki. Design of optical circuit devices based on topology optimization. IEEE PHOTONICS TECHNOLOGY LETTERS. 2006. 18. 5-8. 850-852
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Koichi Hirayama, Masatoshi Kanou, Yasuhide Tsuji, Masanori Koshiba. Curvilinear triangular-prism element for computation of band structure in photonic crystal slab. IEICE ELECTRONICS EXPRESS. 2006. 3. 5. 81-86
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野村壮史, 佐藤和夫, 平山浩一, 西脇眞二. 周期構造を有する電磁材料設計のためのトポロジー最適化. 日本計算工学会論文集. 2005. 20050031
ｍore...
Lectures and oral presentations (1)：
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Inverse scattering algorithm for reconstruction of the defect profile in infinite periodic surface relief structure
(PIERS 2018)
Works (2)：
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高機能光導波路設計のためのトポロジー最適化技術の開発
2006 -
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FEM法を用いたメタマテリアル設計CAE技術の開発
2005 -
Education (4)：
- - 1989 Hokkaido University
- - 1989 Hokkaido University Graduate School, Division of Engineering
- - 1984 Hokkaido University School of Engineering
- - 1984 Hokkaido University Faculty of Engineering
Professional career (2)：
- Doctor of Engineering (Hokkaido University)
- Master of Engineering (Hokkaido University)
Work history (2)：
- 1989 - 1992 National Institute of Technology, Kushiro College
- 1989 - 1992 Kushiro National College of Technology, Lecturer
Awards (1)：
Association Membership(s) (3)：
応用物理学会
, 米国電気電子学会(THE INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS)
, 電子情報通信学会
