Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
EST |
2024-01-25 13:25 |
Kyoto |
Kyoto University ROHM Plaza (Primary: On-site, Secondary: Online) |
Topology optimization of THz liquid crystal device and development of automatic calculation environment Masashi Hosaka, Keiichi Itoh, Masaki Tanaka (NIT,Akita College), Tomoyuki Sasaki (Nagaoka University of Tech.) EST2023-105 |
Electromagnetic waves in the terahertz band are expected to be applied in fields such as information communication and m... [more] |
EST2023-105 pp.35-40 |
US |
2023-11-27 10:25 |
Shizuoka |
Shizuoka University |
Topology optimization of large ultrasonic tools using level-set method Yuji Wada, Kentaro Nakamura (Tokyo Tech) US2023-44 |
Uniform vibration of ultrasonic bonding tools is important for industrial applications, but its design requires a great ... [more] |
US2023-44 pp.5-10 |
EST |
2023-01-26 14:50 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Design of thin dielectric lens for millimeter-wave antenna using high dielectric constant materials Keiichi Itoh, Junya Satoh, Shun Togase, Masaki Tanaka (NIT, Akita College), Hajime Igarashi (Hokkaido Univ.) EST2022-84 |
This paper describes a design method for thin dielectric lenses for millimeter-wave antennas using high dielectric const... [more] |
EST2022-84 pp.53-57 |
EST |
2022-05-19 13:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Topology Optimal Design of Optical Device Using Covariance Matrix Adaptation Evolution Strategy and Function Expansion Method Hiroki Maruyama, Akito Iguchi, Yasuhide Tsuji (Muroran IT), Tatsuya Kashiwa (Kitami IT) EST2022-1 |
In order to develop high performance photonic devices, topology optimization method has been attracted a lot of attentio... [more] |
EST2022-1 pp.1-5 |
EST |
2022-01-27 18:20 |
Online |
Online |
Shape Optimization of Radome for Waveguide Slot Antenna Aimed at Melting Snow Keiichi Itoh, Ruka Tobisawa (NIT, Akita), Tamami Maruyama, Masashi Nakatsugawa, Takahiko Nakamura (NIT, Hakodate), Mitsuru Muramoto, Yutaka Nasuno (NIT, Tomakomai), Kohzoh Ohshima (NIT, Asahikawa), Tsunayuki Yamamoto (NIT, Tsuyama), Manabu Omiya (Hokkaido Univ.), Yasuhiro Tamayama (Nagaoka Univ. Tech.) EST2021-78 |
In recent years, a novel snowmelt method, heating mortar blocks by microwaves, has been attracted attention. The purpose... [more] |
EST2021-78 pp.104-109 |
US |
2022-01-25 11:50 |
Online |
Online |
Topology optimization of large ultrasonic tools for uniform vibration output Yuji Wada, Kentaro Nakamura (Tokyo Tech) US2021-60 |
Flat vibration of vibrating tools for ultrasonic bonding and other purposes is important for industrial applications but... [more] |
US2021-60 pp.11-16 |
EST |
2021-01-21 15:35 |
Online |
Online |
Shape Design of Dielectric Cover for Millimeter-Wave Waveguide Slot Array Antenna Using Topology Optimization Kazuma Takita, Shun Togase, Masaki Tanaka, Keiichi Itoh (NIT, Akita) EST2020-62 |
Recent years, millimeter wave applications have been used widely as high-precision sensors for water level gauges, auto... [more] |
EST2020-62 pp.51-55 |
EST |
2021-01-21 16:25 |
Online |
Online |
Shape design of THz liquid crystal devices and application to metamaterials Yuta Sato, Masaki Tanaka (NIT, Akita), Tomoyuki Sasaki (NUT), Keiichi Itoh (NIT, Akita) EST2020-64 |
Today, it is an urgent issue to develop active devices that control the terahertz wave propagation in order to further e... [more] |
EST2020-64 pp.62-67 |
EMT, IEE-EMT |
2019-11-08 14:05 |
Saga |
Hotel Syunkeiya |
On the topology optimisation for cloaking structures Hiroshi Isakari, Ryo Yamamoto, Toru Takahashi, Toshiro Matsumoto (Nagoya Univ.) EMT2019-64 |
In this paper, we propose a new topology optimisation for cloaking structures which make target objects invisible. In c... [more] |
EMT2019-64 pp.175-176 |
MW, EST, OPE, MWP, EMT, IEE-EMT, THz [detail] |
2019-07-18 10:25 |
Hokkaido |
Hakodate City Central Library |
A study on topology optimization of optical device by function expansion method without gray area Masato Tomiyasu, Yasuhide Tsuji (Muroran Inst. of Tech.) EMT2019-21 MW2019-34 OPE2019-25 EST2019-23 MWP2019-21 |
In order to develop high performance optical devices for realizing high speed and large capacity photonic network, studi... [more] |
EMT2019-21 MW2019-34 OPE2019-25 EST2019-23 MWP2019-21 pp.91-95 |
LQE, OPE, SIPH |
2018-12-06 17:10 |
Tokyo |
Keio University |
Topology optimization of metal-clad wavelength-scale cavity structure for ultra-compact light source Mitsuhiro Watanabe, Xiao Yi, Takuo Tanemura, Yoshiaki Nakano (The Univ. of Tokyo) OPE2018-107 LQE2018-117 SIPH2018-23 |
Metal-clad wavelength-scale cavities have been expected for application to ultra-small light sources in on-chip optical ... [more] |
OPE2018-107 LQE2018-117 SIPH2018-23 pp.47-52 |
EST, MW, OPE, MWP, EMT, IEE-EMT, THz [detail] |
2018-07-19 09:05 |
Hokkaido |
|
[Invited Talk]
Study on topology optimization of optical waveguide devices Yasuhide Tsuji (Muroran Inst. Tech.) EMT2018-7 MW2018-22 OPE2018-10 EST2018-5 MWP2018-6 |
(To be available after the conference date) [more] |
EMT2018-7 MW2018-22 OPE2018-10 EST2018-5 MWP2018-6 pp.1-6 |
EMCJ, MICT (Joint) |
2018-03-16 14:15 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Study on Conductor Pattern Design of a EMI Filter using Topology Optimization Katsuya Nomura (TCRDL), Hiroki Bo, Shintaro Yamasaki, Kentaro Yaji (Osaka Univ.), Atsuhiro Takahashi, Takashi Kojima (TCRDL), Kikuo Fujita (Osaka Univ.) EMCJ2017-112 |
Topology optiization, which is a method to calculate the optimal structure, was applied for a conductor pattern optimiza... [more] |
EMCJ2017-112 pp.43-48 |
MW, EMCJ, EST, IEE-EMC [detail] |
2017-10-20 13:10 |
Akita |
Yupopo |
Topology optimization of dielectric lens antenna using normalized Gaussian network Keiichi Itoh (NIT, Akita College), Hajime Igarashi (Hokkaido Univ.) EMCJ2017-48 MW2017-100 EST2017-63 |
This paper reports a novel 3D topology optimization method based on the finite difference time domain (FDTD) method for ... [more] |
EMCJ2017-48 MW2017-100 EST2017-63 pp.123-127 |
MWP, OPE, EMT, MW, EST, IEE-EMT [detail] |
2017-07-21 15:30 |
Hokkaido |
Obihiro Chamber of Commerce and Industry |
A Study on Topology Optimization of All-Optical Logic Gate Using Beam Propagation and Sensitivity Analysis Based on Adjoint Variable Method Koyo Mori, Yasuhide Tsuji (Muroran Inst. of Tech.) EMT2017-36 MW2017-61 OPE2017-41 EST2017-38 MWP2017-38 |
Optical devices utilizing optical Kerr effect in optical nonlinear medium have a potential to control light by light.
... [more] |
EMT2017-36 MW2017-61 OPE2017-41 EST2017-38 MWP2017-38 pp.171-176 |
EMCJ, IEE-SPC (Joint) |
2017-06-05 13:30 |
Hokkaido |
Sapporo Convention Center |
Investigation of Support Technique for EMC Design Based on Result of Topology Optimization. Atsuhiro Takahashi, Katsuya Nomura, Takashi Kojima, Tsuyoshi Nomura (TCRDL) EMCJ2017-22 |
In this study, an optimal placement and shape of a ferrite for improvement performance of a filter circuit for reducing ... [more] |
EMCJ2017-22 pp.7-12 |
EST |
2016-05-20 15:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
A gradient based topology optimal design of optical waveguide devices with high refractive index contrast using FD-BPM Akito Iguchi, Yasuhide Tsuji (Muroran Inst. of Tech.), Takashi Yasui, Koichi Hirayama (Kitami Inst. of Tech.) EST2016-5 |
In this paper, we study on a design of an optical waveguide device with high refractive index contrast based on a gradie... [more] |
EST2016-5 pp.21-26 |
LQE, EST, OPE, EMT, PN, MWP, IEE-EMT, PEM [detail] |
2016-01-28 16:25 |
Hyogo |
|
Topology optimization method for three-dimentional optical waveguide devices using sensitivity analysis based on the adjoint variable method and FD-BPM Akito Iguchi, Yasuhide Tsuji (Muroran Inst. of Tech.), Takashi Yasui, Koichi Hirayama (Kitami Inst. of Tech.) PN2015-56 EMT2015-107 OPE2015-169 LQE2015-156 EST2015-113 MWP2015-82 |
We study on the topology optimal design method of three dimensional optical waveguide devices based on sensitivity analy... [more] |
PN2015-56 EMT2015-107 OPE2015-169 LQE2015-156 EST2015-113 MWP2015-82 pp.141-146 |
EST |
2015-05-15 10:20 |
Tokyo |
Hosei Univ. (Koganei Campus) |
Design of mode converter with function-expansion-based 3D topology optimization method Akito Iguchi, Yasuhide Tsuji (Muroran Inst. Tech.), Takashi Yasui, Koichi Hirayama (Kitami Inst. Tech.) EST2015-3 |
In this paper, a mode converter for polarization diversity circuits is designed by using three-dimentional topology opti... [more] |
EST2015-3 pp.13-18 |
MW, OPE, EMT, MWP, EST, IEE-EMT [detail] |
2014-07-18 10:25 |
Hokkaido |
Muroran Inst. of Tech. |
A study on function-expansion-based topology optimization method for three-dimensional photnic circuit devices Yasuhide Tsuji, Akito Iguchi (Muroran Inst. Tech.), Takashi Yasui, Koichi Hirayama (Kitami Inst. Tech.) MW2014-77 OPE2014-46 EST2014-38 MWP2014-35 |
In this paper, we study on the function-expansion-based topology optimization method for efficient design of three-dimen... [more] |
MW2014-77 OPE2014-46 EST2014-38 MWP2014-35 pp.175-179 |