Patent ID: 7425965
Filing Date: 2008-09-16
Classification: H04N

Abstract:
1. A method of colour calibration, the method comprising for a user's display device: a. displaying a set of test colour regions to a user, each region having a slightly different colour; b. receiving an input from the user, the input indicating which colour region among the set of test colour regions is considered by the user to represent a unique hue, the unique hue being one of unique yellow, unique red, unique green, and unique blue, unique yellow being a yellow which is neither red or green, unique red being a red which is neither yellow or blue, unique green being a green which is neither yellow or blue, and unique blue being a blue which is neither red or green; c. repeating steps a and b for at least three different unique hues at different intensities; and d. using the user's selections of the at least three different unique hues to generate a set of display device colour calibration parameters which characterise chromatic properties of the user's display device.