A novel passive polarization splitter is fabricated, based on a tapered directional coupler. Modal birefringence is employed to selectively couple one polarization. The fabricated device shows splitting ratio larger than 95% in agreement with simulations.
© 2006 Optical Society of America
(130.0130) Integrated optics : Integrated optics
(130.3120) Integrated optics : Integrated optics devices
(230.0230) Optical devices : Optical devices
(230.5440) Optical devices : Polarization-selective devices
L. M. Augustin, J. J. G. M. van der Tol, R. Hanfoug, W. de Laat, M. van de Moosdijk, and M. K. Smit, "A Single Etch-Step Polarization Splitter on InP/InGaAsP with Increased Width Tolerance," in Integrated Photonics Research and Applications/Nanophotonics, Technical Digest (CD) (Optical Society of America, 2006), paper ITuG4.
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