Apparatus and method of converting image signal for six color display device, and six color display device having optimum subpixel arrangement
First Claim
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1. A method of converting image signals by a signal controller for a display device including six-color subpixels, the signal controller including a magnitude comparator, a decomposer, a scaler and a signal extractor, the method comprising:
- classifying three-color input image signals into maximum, middle, and minimum in the magnitude comparator;
decomposing the classified signals into six-color components in the decomposer;
determining a maximum among the six-color components;
calculating a scaling factor in the scaler; and
extracting six-color output signals in the signal extractor.
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Abstract
A method of converting image signals for a display device including six-color subpixels is provided, which includes: classifying three-color input image signals into maximum, middle, and minimum; decomposing the classified signals into six-color components; determining a maximum among the six-color components; calculating a scaling factor; and extracting six-color output signals.
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Citations
33 Claims
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1. A method of converting image signals by a signal controller for a display device including six-color subpixels, the signal controller including a magnitude comparator, a decomposer, a scaler and a signal extractor, the method comprising:
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classifying three-color input image signals into maximum, middle, and minimum in the magnitude comparator; decomposing the classified signals into six-color components in the decomposer; determining a maximum among the six-color components;
calculating a scaling factor in the scaler; andextracting six-color output signals in the signal extractor. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A device of converting image signals for a display device including six-color subpixels, the device comprising:
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a signal controller converting three-color input signals into six-color output signals; a gray voltage generator generating a plurality of gray voltages; and a data driver converting into the six-color signals into data voltages selected among the gray voltages and supplying the data voltages to the subpixels, wherein the signal controller comprises; a magnitude comparator comparing the three-color signals; a decomposer decomposing the three-color signals into six-color components; a scaler calculating a scaling factor based on signals from the magnitude comparator and the decomposer; and a signal extractor multiplying the scaling fact to the six-color components. - View Dependent Claims (13, 14, 15, 16)
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17. A display device comprising:
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a plurality of pixel arranged in matrix, each pixel including first and second sets of three primary color subpixels, wherein the subpixels are arranged so that two subpixels having complementary relation is adjacent to each other, and a subpixel having the lowest luminance is disposed at a side. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33)
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Specification