作者: Dries Van Thourhout , Guenther Roelkens , Gerard Nicolaas Van Den Hoven , Roeland Baets
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摘要: An optical device for optically multiplexing or demultiplexing light of different predetermined wavelengths is provided, the comprising at least one first waveguide (11) and second (12) formed on a substrate (10), wherein intersect an intersection, diffraction grating structure (13) intersection. There exists wavelength band travelling within exciting being diffracted angle corresponding to outcoupling direction there band, from same direction. The two radiation beams bands are spatially separated into waveguides (11 12) combined single direction, e.g. element, fiber (21). may be used in local access communications such as home, office curb applications.