Patent ID: 11966997
Assignee: INSCAPE DATA, INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G

Claim 0:
1. A method comprising:
receiving a video frame, wherein a first region of the video frame includes a first set of pixels and a second region of the video frame includes a second set of pixels, the first set of pixels having pixel values that are based on pixel values of pixels of the second region of the video frame;
detecting a watermark in the first region of the video frame at least in part by identifying a pattern of pixels within a portion of the first region, wherein the portion of the first region is separate from the first set of pixels;
identifying, within the first set of pixels, one or more subsets of pixels that correspond to a first pixel value and one or more subsets of pixels that correspond to a second pixel value;
assigning a first symbol to the one or more subsets of pixels that correspond to a first pixel value and a second symbol to the one or more subsets of pixels that correspond to a second pixel value; and
generating, based on the first pixel value and the second pixel value, a first sequence of symbols.