Abstract
We present the design, fabrication, and operation of a polarization converter based on angled waveguides in the InP/InGaAsP material system. By combining design elements from mode evolution and birefringent devices, the total device length is kept short (less than 50 mu m) and the insertion efficiency high at 81%+/- 19%, which corresponds to an insertion loss of 1 dB. Devices operate broadband, i.e., the polarization conversion exceeds 15 dB over a 100 nm wavelength range. A polarization rotator with these specifications is a prime candidate for use in an integrated polarization diversity scheme. (C) 2007 Optical Society of America..
Original language | English |
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Pages (from-to) | 2176-2178 |
Number of pages | 3 |
Journal | Optics Letters |
Volume | 32 |
Publication status | Published - 1 Aug 2007 |
Keywords
- CONVERTER