Patent ID: 8570380

Claim:
A method for calibrating display device, the display device being capable of presenting viewable images on a display area, the method comprising: a) determining a plurality of display portions of the display area, including at least a first display portion and a second display portion, wherein the plurality of display portions collectively define a display image; b) determining at least a first pattern for the first display portion and a second pattern for the second display portion; c) outputting a first display image using the display device, for at least a first display period, the first display image comprising a first set of intensity values mapped to the first pattern and a second set of intensity values mapped to the second pattern; d) outputting a second display image using the display device, for at least a second display period, the second display image comprising a third set of intensity values mapped to the first pattern and a fourth set of intensity values mapped to the second pattern, wherein the third set of intensity values is different from the first set of intensity values; e) repeating steps c) and d) for a time sufficient for a changing display to be observed by a user for calibration purposes; and f) accepting user input reflecting user observation of the changing display.