Presentation 2006-02-17
Experimental Verification of Optical Switching by Light Intensity Control in Cascaded Coupled Waveguides
Hiroki KISHIKAWA, Nobuo GOTO,
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Abstract(in English) We proposed a novel lightwave switching method employing light intensity control in cascaded coupled waveguides in our research. The purpose of this report is to verify the lightwave switching by use of some ways such as coupled-mode theory, numerical analysis using beam-propagation method, and an experiment using space-propagating lightwave and fundamental optical devices that are beam splitters, optical attenuators, and so on. By the coupled-mode analysis, lightwave switching operation is described by an equation with parameters of attenuation rate of attenuators that are components of the proposed switch. The operation is also made clear by the numerical simulation result. Moreover, feasibility of the lightwave switching is indicated by the experimental result from which the maximum value of crosstalk is obtained about 10dB.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) optical switch / optical coupler / light intensity control / coupled-mode theory / finite-difference beam-propagation method
Paper # OPE2005-150
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Committee OPE
Conference Date 2006/2/10(1days)
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Registration To Optoelectronics (OPE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Experimental Verification of Optical Switching by Light Intensity Control in Cascaded Coupled Waveguides
Sub Title (in English)
Keyword(1) optical switch
Keyword(2) optical coupler
Keyword(3) light intensity control
Keyword(4) coupled-mode theory
Keyword(5) finite-difference beam-propagation method
1st Author's Name Hiroki KISHIKAWA
1st Author's Affiliation Faculty of Engineering, Toyohashi University of Technology()
2nd Author's Name Nobuo GOTO
2nd Author's Affiliation Faculty of Engineering, Toyohashi University of Technology
Date 2006-02-17
Paper # OPE2005-150
Volume (vol) vol.105
Number (no) 606
Page pp.pp.-
#Pages 5
Date of Issue