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Topology-Optimized Slow-Light Couplers for Ring-Shaped Photonic Crystal Waveguide
Integrated optics devices Photonic crystals Waveguides planar
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2015/6/4
We demonstrate a topology-optimized coupler for a ring-shaped photonic crystal waveguide to improve the coupling of light located in the slow-light regime. An enhancement of the coupling efficiency of...
Optical Code Generating Device Using 1×N Asymmetric Hollow Waveguide Couplers
Asymmetric Hollow waveguide Y-splitter
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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
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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...