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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 10 of 10  /   
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
MW, EMCJ, EST, IEE-EMC [detail] 2023-10-20
15:00
Yamagata Yamagata University
(Primary: On-site, Secondary: Online)
Study on topology optimization of FSS loaded on waveguide slot antenna
Seiya Funaki, Yoshiki Kayano, Yasutaka Murakami, Yoshio Kami, Fengchao Xiao (UEC), Keiichi Ito (NIT,AC) EMCJ2023-67 MW2023-121 EST2023-94
 [more] EMCJ2023-67 MW2023-121 EST2023-94
pp.164-169
MW 2023-03-03
10:30
Tottori Tottori Univ.
(Primary: On-site, Secondary: Online)
Research on Arc-shaped Composite Right-/Left-handed Leaky Wave Antenna for Snow Melting System
Takeo Kobashi, Keto Togawa, Tsunayuki Yamamoto (NIT, Tsuyama), Tamami Maruyama, Masashi Nakatsugawa, Takahiko Nakamura (NIT, Hakodate), Keiichi Ito (NIT, Akita College), Mitsuru Muramoto, Yutaka Nasuno (NIT, Tomakomai College), Kohzoh Ohshima (NIT, Asahikawa College), Manabu Omiya (Hokkaido Univ.), Yasuhiro Tamayama (Nagaoka Univ. of Tech.) MW2022-173
In our research of a microwave snow melting system, it is expected that electromagnetic wave is fed and transmitted in a... [more] MW2022-173
pp.92-97
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
13:25
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
A Study on Design of FSS based Radio Wave Absorber using Topology Optimization with NGnet
Yuta Sato, Yoshiki Kayano, Yoshio Kami, Fengchao Xiao (UEC), Keiichi Itoh (NIT, Akita) EST2022-2
 [more] EST2022-2
pp.6-11
WPT 2022-03-08
16:15
Kyoto
(Primary: On-site, Secondary: Online)
A Study on Feeding Position and Radiation Characteristic of a Composite Right/Left-Handed Waveguide for a Microwave Snow Melting System
Keito Togawa, Tsunayuki Yamamoto (NIT, Tsuyama College), Tamami Maruyama, Masashi Nakatsugawa, Takahiko Nakamura (NIT, Hakodate College), Keiichi Ito (NIT, Akita College), Mituru Muramoto, Yutaka Nasuno (NIT, Tomakomai College), Kohzoh Ohshima (NIT, Tsuyama College), Manabu Omiya (Hookaido Univ.) WPT2021-41
In our research of a microwave snow melting system, the system is composed of a circuit-shaped waveguide, and an electro... [more] WPT2021-41
pp.89-92
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
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
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
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