Structured light projector and electronic device including the same

    公开(公告)号:US11880123B2

    公开(公告)日:2024-01-23

    申请号:US17990543

    申请日:2022-11-18

    CPC classification number: G03B21/2013 H04N9/3152

    Abstract: Provided is a structured light projector including a light source configured to emit light, and a nanostructure array configured to form a dot pattern based on the light emitted by the light source, the nanostructure array including a plurality of super cells each respectively including a plurality of nanostructures, wherein each of the plurality of super cells includes a first sub cell that includes a plurality of first nanostructures having a first shape distribution and a second sub cell that includes a plurality of second nanostructures having a second shape distribution.

    META OPTICAL DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME

    公开(公告)号:US20230041415A1

    公开(公告)日:2023-02-09

    申请号:US17690180

    申请日:2022-03-09

    Abstract: Provided is a meta optical device including a plurality of phase modulation regions respectively including a plurality of nanostructures and configured to modulate a phase of incident light, wherein a phase retardation profile of the plurality of phase modulation regions monotonically change with respect to light of a plurality of wavelength bands apart from each other, and wherein phase modulation ranges with respect to the light of the plurality of wavelength bands are different from each other.

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