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Optical Code Generating Device Using 1×N Asymmetric Hollow Waveguide Couplers
Asymmetric Hollow waveguide Y-splitter
2009/8/14
An optical code generating device for security access system application is presented. The code generating device constructed using asymmetric hollow optical waveguide coupler design provides a unique...
Silicon-on-insulator 90°optical hybrid using 4x4 waveguide couplers with C-band operation
Silicon-on-insulator optical hybrid waveguide couplers C-band operation
2015/7/31
We demonstrate simulation and experimental results of 4×4 multimode interference (MMI) couplers in a silicon-on-insulator rib waveguide technology that enable compact integrated optical 90°-hybrid dev...