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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 20件中 1~20件目  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
EMT, IEE-EMT 2020-05-22
12:20
Tokyo Tokyo Metropolitan Univ., Akihabara Satellite Campus 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.)
 [more]
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
EST, MW, OPE, MWP, EMT, IEE-EMT, THz [detail] 2018-07-19
11:25
Hokkaido   Analysis of Plasmonic Waveguide with Filter Characteristics
Ryo Ohnuma, Koichi Hirayama, Jun-ichiro Sugisaka, Takashi Yasui (Kitami Inst. Tech.) EMT2018-10 MW2018-25 OPE2018-13 EST2018-8 MWP2018-9
In recent years, much attention has been given to plasmonic devices for optical waveguides. In this
work, employing a t... [more]
EMT2018-10 MW2018-25 OPE2018-13 EST2018-8 MWP2018-9
pp.23-26
MWP, OPE, EMT, MW, EST, IEE-EMT [detail] 2017-07-20
13:55
Hokkaido Obihiro Chamber of Commerce and Industry Analysis of Coupling between Plasmonic and Dielectric Waveguide
Ryo Ohnuma, Koichi Hirayama, Jun-ichiro Sugisaka, Takashi Yasui (Kitami Inst. of Tech.) EMT2017-10 MW2017-35 OPE2017-15 EST2017-12 MWP2017-12
In recent years, much attention has been given to plasmonic devices for optical waveguides. In this work, we analyze tra... [more] EMT2017-10 MW2017-35 OPE2017-15 EST2017-12 MWP2017-12
pp.29-32
OPE, MW, EMT, MWP, EST, IEE-EMT [detail] 2016-07-22
13:45
Hokkaido   Optimal design of a silica-based 2x2 MMI coupler using a genetic algorithm
Takashi Yasui, Jun-ichiro Sugisaka, Koichi Hirayama (Kitami Inst. Tech.) EMT2016-31 MW2016-62 OPE2016-43 EST2016-32 MWP2016-33
(To be available after the conference date) [more] EMT2016-31 MW2016-62 OPE2016-43 EST2016-32 MWP2016-33
pp.139-143
OPE, MW, EMT, MWP, EST, IEE-EMT [detail] 2016-07-22
09:30
Hokkaido   Investigation on design of horn antenna and lens in free-space method
Yue Yin, Koichi Hirayama, Jun-ichiro Sugisaka, Takashi Yasui (Kitami Inst. Tech.) EMT2016-33 MW2016-64 OPE2016-45 EST2016-34 MWP2016-35
 [more] EMT2016-33 MW2016-64 OPE2016-45 EST2016-34 MWP2016-35
pp.151-154
EMT, IEE-EMT 2015-10-30
11:15
Miyazaki Holiday Inn ANA Resort Miyazaki A study on precision of estimated material parameters in free-space method
Koichi Hirayama, Jun-ichiro Sugisaka, Takashi Yasui (Kitami Inst. of Tech.) EMT2015-78
To improve the precision of estimated material parameters in free-space method, we study the effect on an antireflection... [more] EMT2015-78
pp.201-204
EMT, MW, OPE, MWP, EST, IEE-EMT [detail] 2015-07-16
10:35
Hokkaido Kushiro City Lifelong Learning Center Investigation on design of horn antenna in free-space method
Yue Yin, Koichi Hirayama, Jun-ichiro Sugisaka, Takashi Yasui (Kitami Inst of Tech) EMT2015-22 MW2015-60 OPE2015-34 EST2015-26 MWP2015-25
In order to improve the accuracy of estimated electromagnetic material parameters in the free-space method with the Nico... [more] EMT2015-22 MW2015-60 OPE2015-34 EST2015-26 MWP2015-25
pp.77-81
MW, OPE, EMT, MWP, EST, IEE-EMT [detail] 2014-07-17
10:25
Hokkaido Muroran Inst. of Tech. Structural optimization on silica MMI based mode multi/demultiplexer
Syun-ichi Sasaki, Takashi Yasui, Jun-ichiro Sugisaka, Koichi Hirayama (Kitami Inst. Tech.) MW2014-62 OPE2014-31 EST2014-23 MWP2014-20
Phase shifter (PS) and 3-dB coupler included in two-mode (de)multiplexer based on silica-based planar lightwave circuit ... [more] MW2014-62 OPE2014-31 EST2014-23 MWP2014-20
pp.81-85
EST, MWP, OPE, MW, EMT, IEE-EMT [detail] 2013-07-18
13:15
Hokkaido Wakkanai Synthesis Cultural Center Structural optimization on silica MMI based mode converter-splitter
Syu-ichi Sasaki, Takashi Yasui, Jun-ichiro Sugisaka, Koichi Hirayama (Kitami Inst. of Tech.) MW2013-66 OPE2013-35 EST2013-30 MWP2013-25
Mode converter-splitters (MCSs) included in two-mode (de)multiplexer based on silica-based planar lightwave circuit with... [more] MW2013-66 OPE2013-35 EST2013-30 MWP2013-25
pp.115-118
LQE, LSJ 2012-05-25
13:45
Fukui Univ. of Fukui (Bunkyo Campus) Digital color holography with a single monochromatic imaging sensor
Tomohiro Kiire, Daisuke Barada, Jun-ichiro Sugisaka, Hiroyuki Kuroda, Yoshio Hayasaki, Toyohiko Yatagai (Utsunomiya Univ.) LQE2012-8
Color digital holography utilizing the Doppler effect and a monochromatic imaging sensor is proposed. The time variation... [more] LQE2012-8
pp.33-36
OPE, EMT, LQE, PN, IEE-EMT 2010-01-28
10:20
Kyoto   Optical switch based on Photonic crystal directional coupler
Noritsugu Yamamoto (AIST), Jun-ichiro Sugisaka (AIST/Univ. of Tsukuba.), Makoto Okano, Masahiko Mori (AIST) PN2009-37 OPE2009-175 LQE2009-157
We fabricated photonic crystal directional coupler switches controlled by micro-heater. One of the two eigenmodes of the... [more] PN2009-37 OPE2009-175 LQE2009-157
pp.15-18
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