Presentation 2014-10-31
Silicon Interferometric Waveguide Optical Isolator Integrated with TE-TM Mode Converter
Akihiro Fujie, Yuya Shoji, Tetsuya Mizumoto,
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Abstract(in English) An optical isolator is a device that prevents the propagation of light wave in the undesired direction. The optical isolator have been demonstrated with an isolation as high as 30 dB in a Si-waveguide based photonic integrated circuit. The isolator consists of a magneto-optic garnet over cladding layer on a Si waveguide Mach-Zehnder interferometer. The device works only for TM mode light. In this article, we fabricated a Si-MZI waveguide-type optical isolator integrated with an asymmetrical slit Si waveguide TE-TM mode converter. A maximum optical isolation of 26.7 dB was obtained at a wavelength of 1553 nm for TE mode.
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Keyword(in English) Silicon Photonics / Photonic Integrated circuit / TE-TM mode converter / Optical isolator
Paper # OCS2014-79,OPE2014-123,LQE2014-97
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Committee LQE
Conference Date 2014/10/23(1days)
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Registration To Lasers and Quantum Electronics (LQE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Silicon Interferometric Waveguide Optical Isolator Integrated with TE-TM Mode Converter
Sub Title (in English)
Keyword(1) Silicon Photonics
Keyword(2) Photonic Integrated circuit
Keyword(3) TE-TM mode converter
Keyword(4) Optical isolator
1st Author's Name Akihiro Fujie
1st Author's Affiliation Tokyo Institute of Technology()
2nd Author's Name Yuya Shoji
2nd Author's Affiliation Tokyo Institute of Technology
3rd Author's Name Tetsuya Mizumoto
3rd Author's Affiliation Tokyo Institute of Technology
Date 2014-10-31
Paper # OCS2014-79,OPE2014-123,LQE2014-97
Volume (vol) vol.114
Number (no) 283
Page pp.pp.-
#Pages 4
Date of Issue