Coherent Waveform Conversion in Optical Networks, US Patent 9,531,472.

Device and Method for All-optical Information Exchange, US Patent 9,618,822.

Cross Waveguide, US Patent App. 15/406,182.

Apparatus and Method for Measuring Group Velocity Delay in Optical Waveguide, US Patent App. 15/293,904.

Optical Interconnector, Optoelectronic Chip Systems, and Optical Signal Sharing Method, US Patent App. 15/277,931.

Polarizer and Polarization Modulation System, US Patent App. 15/187,328

Resonant Cavity Component Used in Optical Switching System, US Patent App. 15/178,302.

Isolator, Isolation System and Ray Isolation Method, PCT/CN2013/081758

Optical Signal Add-drop Multiplexer and Optical Signal Processing Method, PCT/CN2013/085329.

Spotsize Converter and Apparatus for Optical Conduction, PCT/CN2014/082308.

Thermo-optic Phase Shifter, PCT/CN2014/075584.

Waveguide Polarization Splitter and Polarization Rotator, PCT/CN2013/090451.