METHOD FOR RECOGNIZING SURFACES
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United States of America Patent
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Issued Date -
Jun 29, 2023
app pub date -
Mar 3, 2021
filing date -
Mar 23, 2020
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Abstract
The invention relates to a method for recognizing surfaces (2), in particular for optically recognizing or identifying structured and/or pictorial surfaces (2), said method involving the steps of —focusing a camera (5) onto a prominent image dot (3) on the surface (2), —creating at least one live video stream of a recognizable, high-contrast area of the image dot (3), and —guiding the camera (5) to the image frame of the video having the greatest depth of detail by focusing a camera (5) onto a prominent image dot (3) on the surface (2) to be sensed, —creating at least two images of a recognizable, high-contrast area of the image dot (3), —storing the image having the greatest depth of detail as a reference image, —analyzing each image frame of the live video stream, —comparing the image frame having the greatest depth of detail with a target image or reference image.
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