RGB TO RGBW COLOR DECOMPOSITION METHOD AND SYSTEM
First Claim
Patent Images
1. A Red Green Blue-to-Red Green Blue White (RGB-to-RGBW) color decomposition method, the method comprising:
- determining an output value of white based on inputted RGB values and a saturation of the inputted RGB values; and
outputting the output value.
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Abstract
A Red Green Blue-to-Red Green Blue White (RGB-to-RGBW) color decomposition method and system. The RGB-to-RGBW color decomposition method includes: determining an output value of white based on inputted RGB values and a saturation; and outputting the output value when an input color is a pure color.
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Citations
43 Claims
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1. A Red Green Blue-to-Red Green Blue White (RGB-to-RGBW) color decomposition method, the method comprising:
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determining an output value of white based on inputted RGB values and a saturation of the inputted RGB values; and outputting the output value. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. An RGB-to-RGBW color decomposition method, the method comprising:
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receiving inputted RGB values and determining a maximum value of the RGB values; calculating a saturation based on the RGB values; and calculating an output value of white based on the maximum value and the saturation. - View Dependent Claims (15)
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16. An RGB-to-RGBW color decomposition method comprising:
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converting RGB values into color space values including a brightness and a saturation component using a color space conversion; and calculating an output value of white using a saturation value S and a brightness value V of the color space values. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24)
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25. A computer-readable recording medium storing a program to implement an RGB-to-RGBW color decomposition method, the method comprising:
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determining an output value of white based on inputted RGB values and a saturation; and outputting the output value.
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26. An RGB-to-RGBW color decomposition system comprising:
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a white output value determination unit to determine an output value of white based on inputted RGB values and a saturation of the inputted RGB values; and an output unit to output the output value when an input color is a pure color. - View Dependent Claims (27, 28, 29)
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30. An RGB-to-RGBW color decomposition system comprising:
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an RGB maximum value check unit to receive inputted RGB values and to check a maximum value; a saturation calculation unit to calculate a saturation based on the RGB values; and a white output value calculation unit to calculate an output value of white based on the maximum value and the saturation. - View Dependent Claims (31)
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32. An RGB-to-RGBW color decomposition system, the system comprising:
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an RGB conversion unit to convert the RGB values into color space values including a brightness and a saturation component using a color space conversion; and a white output value calculation unit to calculate the output value of white using a saturation value S and a brightness value V of the color space values. - View Dependent Claims (33, 34, 35, 36)
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37. A system to convert from RGB (Red-Green-Blue) to RGBW (Red-Green-Blue-White) without negatively impacting a brightness, the system comprising:
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a white value determining unit to determine a white value and an output RGB value based on an input RGB value such that the white value increases linearly as the output RGB value increases; and an output unit to output the white value and the RGB value corresponding to a pixel to be displayed on a display. - View Dependent Claims (38, 39, 40, 41, 42, 43)
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Specification