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WDM multi-channel filter based on sampled gratings in silicon-on-insulator

: Giuntoni, I.; Balladares, P.; Steingrüber, R.; Bruns, J.; Petermann, K.

Institute of Electrical and Electronics Engineers -IEEE-; Optical Society of America -OSA-, Washington/D.C.:
Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference, OFC/NFOEC 2011. Vol.3 : Los Angeles, California, USA, 6 - 10 March 2011
Piscataway: IEEE, 2011
ISBN: 978-1-4577-0213-6
Optical Fiber Communication Conference and Exposition (OFC) <2011, Los Angeles/Calif.>
National Fiber Optic Engineers Conference (NFOEC) <2011, Los Angeles/Calif.>
Fraunhofer HHI ()

The design and fabrication of sampled gratings on silicon-on-insulator rib waveguides is presented. A multiple reflection up to 20 channels with a spacing of 0.78 nm is demonstrated, with potential filtering applications in WDM networks.