With a medium having a refractive index that is lower than that of The optical apparatus of claim 1, wherein the trench is filled The optical apparatus of claim 5, wherein respective ends of theĨ. The optical apparatus of claim 5, wherein respective ends of theħ. Input waveguide comprises one waveguide, and wherein the opticalĦ. The determined distance comprises distance or distances at which Output waveguide corresponds to a determined wavelength, wherein Output waveguide comprises a plurality of waveguides, wherein each The optical apparatus of claim 1, wherein the at least one Imaginary line that forms an angle with an imaginary axis thatĥ. Waveguides of the plurality of waveguides are disposed along The optical apparatus of claim 2, wherein respective ends of the
Links a first end and a second end of the reflective surface of theĤ. Substantially equidistantly relative to an imaginary axis that Waveguides of the plurality of waveguides are disposed Output waveguide comprises one waveguide, and wherein the opticalģ. Respective waveguides of the plurality of waveguides are disposedįrom the reflective surface of the mirror, wherein the at least one Waveguide corresponds to a determined wavelength, wherein theĭetermined distance comprises distance or distances at which Waveguide comprises a plurality of waveguides, wherein each input The optical apparatus of claim 1, wherein the at least one input Reflection of light by the mirror, and wherein at least one of theĪt least one of the input and output optical waveguides is disposedĪt a determined distance from the mirror reflective surface, toĢ. Mirror reflective surface, to provide substantially total internal Waveguides are disposed under a determined angle relative to the Reflected by the mirror, wherein the input and output optical Semiconductor layer to receive at least a portion of light Least one output optical waveguide disposed inside the Spatially disperse the propagating light onto the mirror and at Optical waveguide disposed inside the semiconductor layer to Reflect and refocus the propagating light at least one input
Trench substantially disposed inside the semiconductor layer, to Propagate light from at least one light source a mirror havingĮchelle grating reflective surface that is provided on a facet of a An optical apparatus comprising: a semiconductor layer to (Qiryat Gat, IL) FRISH HAREL (Qiryat Gat, RONG HAISHENG (Pleasanton, CA) HAREL OSHRIT OtherĮmbodiments may be described and/or claimed. The semiconductor layer comprising the mirror reflective surfaceĪnd another medium filling the mirror, such as a dielectric. The mirror may be formed by an interface of Interface, to provide substantially total internal reflection of Greater than a total internal reflection angle corresponding to the The semiconductor layer under a determined angle relative to the Light inputted by one or more input waveguides, to be received by Surface to substantially totally internally reflect the propagating
The semiconductor layer and having echelle grating reflective Semiconductor layer to propagate light and a mirror disposed inside Techniques and configurations for an optical device having a OPTICAL DEVICE USING ECHELLE GRATING THAT PROVIDES TOTAL INTERNALĮmbodiments of the present disclosure are directed toward Invention is credited to ASSIA BARKAI, HAREL FRISH, OSHRIT HAREL, I-WEI HSIEH, MAHESH KRISHNAMURTHI, WENHUA LIN, HAISHENG RONG. The applicant listed for this patent is INTEL CORPORATION. patent application number 14/971948 was filed with the patent office on for optical device using echelle grating that provides total internal reflection of light.
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