supported by the National High Technology Research and Development Program of China(No.2015AA016902);the National Natural Science Foundation of China(Nos.61435013 and 61405188);K.C.Wong Education Foundation
Both the 4 × 20 GHz coarse wavelength division multiplexing and LAN-WDM receiver optical sub-assemblies(ROSAs) were developed. The ROSA package was hybrid integrated with a planar lightwave circuit arrayed waveguid...