ITEM REGISTRATION APPARATUS AND METHOD, AND CART POINT-OF-SALE SYSTEM

    公开(公告)号:US20240338671A1

    公开(公告)日:2024-10-10

    申请号:US18582473

    申请日:2024-02-20

    Inventor: Suguru KATO

    Abstract: An item registration apparatus for registering an item for purchase in a store, includes a camera, a lamp disposed adjacent to the camera, and a processor configured to: control the camera to capture a first image using first settings, perform an object recognition process on the image, and determine whether a package of an item is in the image, upon determining that a package of an item is in the image, register the item for purchase, upon determining that a package of an item is not in the image, control the lamp to turn on and control the camera to capture a second image using second settings, perform a code recognition process on the second image, and determine whether a code of an item is in the second image, and upon determining that a code of an item is in the second image, register the item using the code.

    Projection system and method for uniformity correction

    公开(公告)号:US12081917B2

    公开(公告)日:2024-09-03

    申请号:US17796423

    申请日:2021-01-28

    Abstract: A projection system and calibration method therefore relate to a light source configured to emit a light in response to an image data, an optical system configured to project the light emitted by the light source; receiving an input associated with a plurality of light values corresponding to a plurality of primary lightfields; converting the input associated with the plurality of light values to a plurality of projector primary color values; determining a gain map based on the plurality Values of projector primary color values; applying the gain map to an image to perform a chromaticity uniformity correction by adjusting levels of the plurality of primary lightfields so that a primary mixture is the same over an image frame, and projecting the image with the optical system in the image frame, wherein the second image is corrected by the gain map.

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