Combined polysilicon and silicon gratings for dual-wavelength-band waveguide grating couplers.
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DOI: 10.1364/ol.479546
Abstract: We proposed a novel, to the best of our knowledge, design for a dual-wavelength-band waveguide grating coupler. The proposed structure works in both the C band and O band. The proposed device is optimized from… read more here.
Keywords: band; wavelength band; band waveguide; dual wavelength ... See more keywords