Planar Concave Grating Demultiplexer With High Reflective Bragg Reflector Facets
- 28 January 2008
- journal article
- Published by Institute of Electrical and Electronics Engineers (IEEE) in IEEE Photonics Technology Letters
- Vol. 20 (4) , 309-311
- https://doi.org/10.1109/lpt.2007.915585
Abstract
We present measurement results of an ultracompact four-channel silicon-on-insulator planar concave grating demultiplexer fabricated in a complimentary metal-oxide-semiconductor line using deep-ultraviolet lithography. The demultiplexer has four output channels separated by 20 nm and a footprint of only 280 mum times 150 mum. The crosstalk is better than 25 dB and the on-chip loss is drastically reduced down to 1.9 dB by replacing each facet by a second-order Bragg reflector.Keywords
This publication has 7 references indexed in Scilit:
- Planar Concave Grating Demultiplexer with Distributed Bragg Reflection FacetsPublished by Institute of Electrical and Electronics Engineers (IEEE) ,2007
- Thin-Film III–V Photodetectors Integrated on Silicon-on-Insulator Photonic ICsJournal of Lightwave Technology, 2007
- Silicon-on-Insulator-Based Planar Circuit for Passive Optical Network ApplicationsIEEE Photonics Technology Letters, 2006
- Compact wavelength router based on a Silicon-on-insulator arrayed waveguide grating pigtailed to a fiber arrayOptics Express, 2006
- Etched-Diffraction-Grating-Based Planar Waveguide Demultiplexer on Silicon-on-InsulatorOptical and Quantum Electronics, 2004
- Basic structures for photonic integrated circuits in Silicon-on-insulatorOptics Express, 2004
- Diffraction gratings utilizing total internal reflection facets in Littrow configurationIEEE Photonics Technology Letters, 1999