Display in computer graphics

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Concern the way in which color is specified for display in computer graphics. A color on a computer screen is encoded by three numbers (R, G, B) that list the amounts of energy an electron gun must transmit to red, green, and blue phosphor dots on the computer screen. (A fourth number specifies the luminance or intensity of the color.)
The signal broadcast by commercial television describes each color by a vector (Y, I, Q). If the screen is black and white, only the Y -coordinate is used. (This gives a better monochrome picture than using CIE data for colors.) The correspondence between YIQ and a "standard" RGB color is given by

(A screen manufacturer would change the matrix entries to work for its RGB screens.) Find the equation that converts the YIQ data transmitted by the television station to the RGB data needed for the television screen.

Reference no: EM131073774

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