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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 30  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] 2022-07-19
13:25
Hokkaido Asahikawa Civic Culture Hall
(Primary: On-site, Secondary: Online)
Single-mode conditions of chalcogenide glass rib waveguides in mid-infrared region
Takaaki Nakajima, Takashi Yasui, Jun-ichiro Sugisaka, Koichi Hirayama (Kitami Inst. Tech.)
 [more]
MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] 2022-07-20
09:10
Hokkaido Asahikawa Civic Culture Hall
(Primary: On-site, Secondary: Online)
A study on permittivity estimation in free-space method without antenna displacement
Yuki Imai, Koichi Hirayama, Jun-ichiro Sugisaka, Takashi Yasui (Kitami Inst. Tech.)
 [more]
EMT, IEE-EMT 2022-06-23
13:50
Tokyo The Institute of Electrical Engineers of Japan Shape tolerance analyes of three-dimensional fine-defect discrimination on dielectric surface using optical linear discrimination analysis
Shingo Shimada, Jun-ichiro Sugisaka, Koichi Hirayama, Takashi Yasui (Kitami Inst.Tech.)
 [more]
PN, MWP, EMT, PEM, IEE-EMT [detail] 2022-01-28
15:05
Online Online Estimation of refractive-index distribution under dielectric rough surface from the scattered far field using coupling analysis with volume and boundary elements
Jun-ichiro Sugisaka, Kenji Harada, Koichi Hirayama (Kitami Inst. Tech.) PN2021-47 EMT2021-63 MWP2021-52
Reconstruction of the defect shape under a rough dielectric surface from the scattered wave can be applied to detect a b... [more] PN2021-47 EMT2021-63 MWP2021-52
pp.79-84
EMT, IEE-EMT 2021-11-05
10:25
Online Online Investigation on accuracy improvement of permittivity estimation in free-space method
Koichi Hirayama (Kitami Inst. Tech.), Yoshiyuki Yanagimoto (EM Labs), Jun-ichiro Sugisaka, Takashi Yasui (Kitami Inst. Tech.) EMT2021-41
In free-space method by use of horn antennas with dielectric lenses, improvement of the estimation accuracy of permittiv... [more] EMT2021-41
pp.67-70
EMT, MWP, PN, IEE-EMT [detail] 2021-01-21
10:00
Online Online Filter characteristics in 3D plasmonic waveguide by using optimization method
Hiroki Okamoto, Koichi Hirayama, Jun-ichiro Sugisaka, Takashi Yasui (Kitami Inst Tech) PN2020-29 EMT2020-47 MWP2020-30
Recently, plasmonic waveguides are expected for compactness of optical integrated circuits in optical communication. We ... [more] PN2020-29 EMT2020-47 MWP2020-30
pp.1-6
EMT, MWP, PN, IEE-EMT [detail] 2021-01-21
11:15
Online Online Theoretical Estimation Limit of Inhomogeneous Refractive-Index Distribution Inside a Diffraction Grating by Optical Measurement
Shusaburo Arima, Jun-ichiro Sugisaka, Kenji Taguchi (Kitami Inst. Tech.) PN2020-32 EMT2020-50 MWP2020-33
 [more] PN2020-32 EMT2020-50 MWP2020-33
pp.18-23
EMT, IEE-EMT 2020-11-05
13:25
Online Online Measurement Method of Dependence on Temperature and Humidity in Complex Permittivity of Thin Plate by Split Cavity Resonator
Yasumasa Hagiuda, Koichi Hirayama (Kitami Inst. Tech.), Yoshiyuki Yanagimoto (EM Labs), Jun-ichiro Sugisaka, Takashi Yasui (Kitami Inst. Tech.) EMT2020-30
In order to measure the dependence on temperature and humidity in complex permittivity of a thin plate sample, we invest... [more] EMT2020-30
pp.17-20
EMT, IEE-EMT 2020-11-05
13:50
Online Online Concave-convex discrimination system for small defects using scattering on rough surface
Shusaburo Arima, Jun-ichiro Sugisaka, Kenji Taguchi (Kitami of Tech.) EMT2020-31
 [more] EMT2020-31
pp.21-25
EMT, MW, OPE, EST, MWP, THz, IEE-EMT [detail] 2020-07-17
09:30
Online Online Concave-convex discrimination of surface defect using neural network and holograms -- Simultaneous learning of both hologram and neural network --
Shusaburo Arima, Jun-ichiro Sugisaka, Kenji Taguchi (Kitami Inst. Tech) EMT2020-17 MW2020-26 OPE2020-12 EST2020-17 MWP2020-17
 [more] EMT2020-17 MW2020-26 OPE2020-12 EST2020-17 MWP2020-17
pp.61-66
EMT, IEE-EMT 2020-05-22
12:20
Tokyo Tokyo Metropolitan Univ., Akihabara Satellite Campus
(Cancelled but technical report was issued)
Concave-convex discrimination of surface defect using neural network and holograms -- Extension to discrimination independent of defect width --
Shusaburo Arima, Jun-ichiro Sugisaka, Kenji Taguchi (Kitami Inst. Tech.) EMT2020-3
 [more] EMT2020-3
pp.13-18
MWP, PN, EMT, PEM, IEE-EMT [detail] 2020-01-30
13:00
Kyoto Dosisha Univ. Hybrid volume and boundary element method for estimation of small refractive index fluctuation in high-refractive-index inhomogeneous material
Jun-ichiro Sugisaka, Kenji Harada, Koichi Hirayama (Kitami Inst. Tech.) PN2019-39 EMT2019-79 MWP2019-53
 [more] PN2019-39 EMT2019-79 MWP2019-53
pp.21-26
MWP, PN, EMT, PEM, IEE-EMT [detail] 2020-01-30
13:25
Kyoto Dosisha Univ. Improvement of filter characteristics in plasmonic waveguide by using optimization method
Hiroki Okamoto, Koichi Hirayama, Jun-ichiro Sugisaka, Takashi Yasui (Kitami Inst. Tech.) PN2019-40 EMT2019-80 MWP2019-54
 [more] PN2019-40 EMT2019-80 MWP2019-54
pp.27-32
EMT, IEE-EMT 2019-11-07
14:30
Saga Hotel Syunkeiya Design of computer-generated hologram for discrimination of concave and convex fine defects on dielectric surface
Jun-ichiro Sugisaka, Takashi Yasui, Koichi Hirayama (Kitami Inst. Tech.) EMT2019-47
Small defects on a flat surface can be measured from the phase information of the reflected light. However, discriminati... [more] EMT2019-47
pp.39-44
EMT, IEE-EMT 2019-11-07
14:05
Saga Hotel Syunkeiya A Study on Resonant Frequency Shift in Cavity Resonator on Estimation of Permittivity for Thin Plate
Koichi Hirayama (Kitami Inst. Tech.), Yoshiyuki Yanagimoto (KEAD), Jun-ichiro Sugisaka, Takashi Yasui (Kitami Inst. Tech.) EMT2019-55
First, in the case of a thin sample fully enclosed in the cavity, we deduced approximate expressions for all the resonan... [more] EMT2019-55
pp.105-109
MW, EST, OPE, MWP, EMT, IEE-EMT, THz [detail] 2019-07-18
14:20
Hokkaido Hakodate City Central Library Characteristics improvement of wavelength filter in plasmonic waveguide by using K inverter
Hiroki Okamoto, Koichi Hirayama, Jun-ichiro Sugisaka, Takashi Yasui (Kitami Inst. Tech.) EMT2019-14 MW2019-27 OPE2019-18 EST2019-16 MWP2019-14
Plasmonic waveguide has been recently expected to reduce the size of optical integrated circuit. In this paper, we desig... [more] EMT2019-14 MW2019-27 OPE2019-18 EST2019-16 MWP2019-14
pp.47-52
MW, EST, OPE, MWP, EMT, IEE-EMT, THz [detail] 2019-07-18
13:15
Hokkaido Hakodate City Central Library Structural Optimization of Optical 90°-Hybrids Based on weakly guided 4×4 Multimode Interference Coupler Using a Real-Coded Micro-Genetic Algorithm
Namiki Toyosu, Takashi Yasui, Jun-ichiro Sugisaka, Koichi Hirayama (Kitami Inst. of Tech.) EMT2019-24 MW2019-37 OPE2019-28 EST2019-26 MWP2019-24
We propose a structual optimization method based on a genetic alogorithm (GA) which is combined
a real coded GA and μGA... [more]
EMT2019-24 MW2019-37 OPE2019-28 EST2019-26 MWP2019-24
pp.107-112
EMT, IEE-EMT 2019-05-24
11:00
Tokyo Tokyo Metro. Col. of Ind. Tech. (Shinagawa CP) Effect of grrove in cavity resonator on estimation of complex permittivity of thin plate
Koichi Hirayama (Kitami Inst. Tech.), Yoshiyuki Yanagimoto (KEAD), Jun-ichiro Sugisaka, Takashi Yasui (Kitami Inst. Tech.) EMT2019-1
(To be available after the conference date) [more] EMT2019-1
pp.1-4
EMT, IEE-EMT 2018-11-15
13:20
Tottori Kaike Grand Hotel Tensui(Yonago, Tottori) Analysis of Plasmonic Waveguide Filter Connected to Si Waveguide
Koichi Hirayama, Ryo Ohnuma, Jun-ichiro Sugisaka, Takashi Yasui (Kitami Inst. Tech.) EMT2018-47
We demonstrate a plasmonic waveguide filter of an MIM (Metal-Insulator-Metal) structure with equal-ripple 0.5dB or maxim... [more] EMT2018-47
pp.25-30
EMT, IEE-EMT 2018-11-17
10:00
Tottori Kaike Grand Hotel Tensui(Yonago, Tottori) Inverse Scattering Analysis under Partially Coherent Illumination by Using Boundary-Integral Equations
Jun-ichiro Sugisaka, Takashi Yasui, Koichi Hirayama (Kitami Inst. Tech.) EMT2018-59
 [more] EMT2018-59
pp.139-144
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