Detecting a sub - image region of
US11417076B2 Patents
An example device for processing image data includes a memory configured to store an image , and one or more processors implemented in circuitry and configured to : pro cess the image to identify a pilot signal in the image indicating a portion of the image , the pilot signal forming a boundary around the portion and having pixel values defined according to a mathematical relationship with pixel values within the portion such that the pilot signal is not perceptible to a human user and is detectable the device ; determine the portion of the image using the pilot signal; and further process the
35 claims. 138,976 characters of text.