Passive Photonic Integrated Circuit Components

• Waveguide Y junction
• Waveguide to ring coupling
• Waveguide crossing based on cosine tapers
• Euler waveguide bend
• Inverse taper edge coupler
• Uniform grating coupler
• Focusing apodized grating coupler
• 1x4 MMI power splitter
• 2D ring resonator
• Broadband bi-level taper polarization rotator-splitter
• Waveguide mode size converters
• Strip to slot waveguide converters
• Waveguide bragg gratings
• Broadband directional coupler
• Compact polarization splitter-rotator
• 8-Channel mode and polarization de-multiplexer
• THz integrated demultiplexer/filter based on a ring resonator
• Photonic crystal waveguide polarization filter
• 90 degree optical hybrid
• Broadband polarizer assisted by anisotropic metamaterial
• Exceptional coupling for waveguide crosstalk reduction
• Thin film lithium niobate adiabatic waveguide coupler
• Polarization splitter and rotator based on 90 degree bends
• Plasmonic waveguide sensor for carbon dioxide detection
• Bi-layer SiN edge coupler in the visible frequency
• Dielectric waveguide with scale-invariant effective index