Polarization splitter/combiner in high index contrast Bragg reflector waveguides
Author(s) -
Eli Simova,
Ilya Golub
Publication year - 2003
Publication title -
optics express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/oe.11.003425
Subject(s) - optics , polarizer , distributed bragg reflector , extinction ratio , polarization (electrochemistry) , beam splitter , materials science , silicon on insulator , refractive index , birefringence , optoelectronics , physics , silicon , wavelength , laser , chemistry
Novel designs of polarization devices based on Bragg reflector waveguides in a high index contrast silicon-on-insulator (SOI) platform have been proposed. Brewster angle condition is incorporated in the periodic structures. Numerical simulations with a 3D semivectorial beam propagation method demonstrate the device performance as TE mode polarizer with high TE to TM extinction ratio and TE/TM mode polarization splitter and combiner with high polarization splitting efficiency.
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