Class / Patent application number | Description | Number of patent applications / Date published |
345603000 | Format change (e.g., NTSC to RGB, RGB to composite, XYZ to RGB) | 20 |
20080266318 | Method and Apparatus Processing Pixel Signals for Driving a Display and a Display Using the Same - A method of processing image data comprises receiving input signals for specifying red, green and blue colours of the pixels of a display, performing a per-pixel low pass filtering ( | 10-30-2008 |
20090027414 | Converting color data to a color palette - In one embodiment, the present invention includes a method to convert a pixel tuple in a red, green, blue (RGB) color space having R, G, and B color values into a human recognizable color name corresponding to a range of numerical values of a linear color palette scale based on application of the RGB color values to a predetermined set of hierarchical rules. Other embodiments are described and claimed. | 01-29-2009 |
20090046108 | CONVERSION OF A SUB-PIXEL FORMAT DATA TO ANOTHER SUB-PIXEL DATA FORMAT - A method of determining implied sample areas for each data point of each color in a source pixel data specified in a first sub-pixel format is used for sub-pixel rendering an image on a display specified in a second sub-pixel format. Each of the first and second sub-pixel formats comprises a plurality of colored sub-pixels. The method comprises determining a geometric center of each colored sub-pixel of the first format to define a sampling point; and defining each implied sample area by forming lines that are substantially equidistant between the sampling point of one colored sub-pixel and the sampling point of another neighboring same color colored sub-pixel. A similar technique may be used for determining resample areas for computing color values for rendering an image specified in a first sub-pixel format on a display substantially comprising a plurality of colored sub-pixels arranged in a second sub-pixel format. | 02-19-2009 |
20090066720 | METHOD AND SYSTEM FOR TRANSFORMING ADAPTIVELY VISUAL CONTENTS ACCORDING TO TERMINAL USER'S COLOR VISION CHARACTERISTICS - Disclosed are a method and a system that adaptively transform visual contents inputted from a network, in accordance with the visual characteristics of a terminal user. A visual characteristics descriptor that describes the information of the user visual characteristics in a predetermined format is proposed. The descriptor includes the information of the color vision deficiency type and the color vision deficiency degree. The color vision deficiency may be described in numerical degree or textual degree. The invention adaptively transforms visual contents differently in accordance with the color vision deficiency type. | 03-12-2009 |
20090147020 | System and Method for Color Format Conversion in a Graphics Environment - A method of converting an input color codeword from a first color format to a second color format comprises providing a reference format having reference bit positions and comparing the first bit positions associated with the first color format to the reference bit positions. Second bit positions associated with the second color format are compared to the reference bit positions. The relative bit position shifts based on the compared first bit positions and the compared second bit positions are determined. Format conversion bit masks are then generated based on the first and second color formats and the determined relative bit position shifts. The input color codeword is converted to the second color format based on the format conversion bit masks and the relative bit position shifts. | 06-11-2009 |
20090147021 | WIDE COLOR GAMUT DISPLAY SYSTEM - A wide gamut RGB digital display, such as an LCD display, digital television, printer, or any other suitable display, includes wide color gamut configuration message control logic that is operative to indicate, to an image source provider, wide gamut RGB indication information and wide color gamut format definition information that indicates that wide gamut RGB color data is to be received by the wide gamut RGB digital display. The wide gamut configuration message control logic is also operatively responsive to wide gamut confirmation information that is received from the image source provider. The wide gamut RGB digital display also includes logic that is operative to display received wide gamut RGB color data that was received in response to the wide gamut RGB indication information and the format definition information. | 06-11-2009 |
20100097394 | METHOD FOR CLEARING BLUR IMAGES OF A MONITOR - A method for clearing blur images of a monitor is disclosed. An original image data is provided. The original image data is transformed from an RGB encoded format to a YUV encoded format. The transformation is compressed as the original image data with the YUV encoded format. The compressed original image data is written in a random access memory (RAM) using a predefined method. The compressed original image data is decompressed. The original image data is transformed from the YUV encoded format to the RGB encoded format. The original image data is outputted to a display device using a driving unit. | 04-22-2010 |
20100149208 | CONVERSION OF A SUB-PIXEL FORMAT DATA TO ANOTHER SUB-PIXEL DATA FORMAT - A method of determining implied sample areas for each data point of each color in a source pixel data specified in a first sub-pixel format is used for sub-pixel rendering an image on a display specified in a second sub-pixel format. Each of the first and second sub-pixel formats comprises a plurality of colored sub-pixels. The method comprises determining a geometric center of each colored sub-pixel of the first format to define a sampling point; and defining each implied sample area by forming lines that are substantially equidistant between the sampling point of one colored sub-pixel and the sampling point of another neighboring same color colored sub-pixel. A similar technique may be used for determining resample areas for computing color values for rendering an image specified in a first sub-pixel format on a display substantially comprising a plurality of colored sub-pixels arranged in a second sub-pixel format. | 06-17-2010 |
20100164980 | CONVERTING DIGITAL VALUES CORRESPONDING TO COLORS OF AN IMAGE FROM A SOURCE COLOR SPACE TO A DESTINATION COLOR SPACE - The conversion of colors of an image from a source color space to a destination color space, the source color space being represented by a source color space transformation associated with a source color profile, and the destination color space being represented by a destination color space transformation associated with a destination color profile, is provided. Digital values corresponding to colors contained in the image are converted from the source color space to digital values in a device-independent color space, using the source color space transformation. A gamut mapping is determined from a source color gamut to a destination color gamut, by using a source gamut boundary description constructed from a source image profile which is separate from the source color profile, or by using a destination gamut boundary description constructed from a destination image profile which is separate from the destination color profile. The digital values in the device-independent color space are converted to corresponding digital values in the device-independent color space using the gamut mapping, wherein the converted digital values represent gamut mapped digital values between the source gamut boundary description and the destination gamut boundary description. The gamut mapped digital values in the device-independent color space are transformed to corresponding digital values in the destination color space, using the destination color space transformation. | 07-01-2010 |
20100214315 | ENCODING CMYK DATA FOR DISPLAY USING INDEXED RGB - Machine-enabled methods of, and devices for, encoding color bitmap data as indexed red-green-blue (RGB) data for display. | 08-26-2010 |
20110193877 | METHOD FOR ADJUSTING THE COLOR OF IMAGES - A method for adjusting the color of images is provided. In the method, firstly, an original hue-saturation-value (HSV) color coordinate is obtained from an original image signal. Next, the original HSV color coordinate is converted into an adjusted HSV color coordinate according to color adjusting data. Afterwards, the adjusted HSV color coordinate is converted into a corrected HSV color coordinate. Then, an output image signal is generated according to the corrected HSV color coordinate. | 08-11-2011 |
20110292071 | Value Adjustment Methods, Value Adjustment Signal Processing Apparatus, and Image Display Systems Using the Same - A method of adjusting value includes calculating a value of saturation from an input image signal, and adjusting a value of value of the input image signal according to a calculated saturation value. In the method, the value of value of the input image signal is adjusted by using a value adjustment algorithm for determining a value adjustment rate that decreases the value according to the saturation value. | 12-01-2011 |
20120262476 | PIXEL CONVERSION SYSTEM AND METHOD - A pixel conversion system and method are disclosed. A pixel converter converts an original pixel to a converted pixel, wherein at least one subpixel is additionally generated. A scaling down unit scales down the converted subpixels and the generated subpixel of the converted pixel, thereby resulting in a plurality of scaled subpixels. | 10-18-2012 |
20130328911 | IMAGE COLOR ESTIMATION METHOD, IMAGE COLOR ESTIMATION DEVICE, AND IMAGE COLOR ESTIMATION PROGRAM - In an image color estimation method, a signal value SG (Rs, Gs, Bs) is calculated based on a first display property and a tone value T (S | 12-12-2013 |
20140043357 | DISPLAY DEVICE AND DISPLAY METHOD - The display device ( | 02-13-2014 |
20150035852 | METHOD AND APPARATUS FOR CONVERTING IMAGE FROM RGB SIGNALS TO RGBY SIGNALS - A method provided by this disclosure may comprise: converting received RGB input signals into corresponding RGB luminance input values respectively; determining RGBY luminance output values according to a position relationship of corresponding point of the RGB luminance input values and regions formed by RGBY in a chromatic diagram respectively; and converting the determined RGBY luminance output values into corresponding RGBY output signals respectively and outputting the corresponding RGBY output signals. | 02-05-2015 |
20150145884 | MAKEUP COLOR SIMULATION APPARATUS AND METHOD - Disclosed are an apparatus and method that measure and analyze the colors of skin based on a spectrum before and after the application of makeup, and then estimate spectral variations in skin before and after the application of makeup and simulate color of any skin after the application of makeup. The makeup color simulation apparatus acquires a spectral image from a captured skin image. Spectral variations in skin before and after application of makeup are estimated. A spectral variation model is created based on the estimated spectral variations, and spectral data of skin varied after application of makeup is calculated based on the spectral variation model. The spectral data of the skin is converted into CIE XYZ color values. The CIE XYZ color values are converted depending on input/output characteristics of an image display unit, and a final image corresponding to results of the conversion is simulated. | 05-28-2015 |
20150294485 | METHOD OF COMPENSATING AN IMAGE BASED ON LIGHT ADAPTATION, DISPLAY DEVICE EMPLOYING THE SAME, AND ELECTRONIC DEVICE - A method of compensating an image based on light adaptation, a display device employing the same and an electronic device are disclosed. In one aspect, the method includes determining a degree of light adaptation based on an amount of long-wavelength light in an illumination environment where the image is displayed, converting image data in International Commission on Illumination (CIE) red-green-blue (RGB) color space to image data in CIE long-medium-short (LMS) color space for implementing the image via CIE-XYZ color space, applying the degree of light adaptation to the converted image data in the CIE-LMS color space so as to generate compensated image data, and converting the compensated image data in the CIE-LMS color space to image data to be displayed in the CIE-RGB color space via the CIE-XYZ color space. | 10-15-2015 |
20150312542 | SIGNAL CONVERSION APPARATUS AND METHOD, AND PROGRAM AND RECORDING MEDIUM - A maximum value Yimax and a minimum value Yimin of input pixel data Ri, Gi, Bi for each pixel are determined. A saturation adjustment value X is determined using a function g (Yimax, Yimin), white pixel data Wo is determined using a function f (Yimin), and these are used to determine output pixel data Ro, Go, Bo. Even the saturation represented by RGB three-color data is high, conversion to RGBW four-color data with improved brightness can be made, without changing the hue. | 10-29-2015 |
20160140932 | CONVERSION SYSTEM AND METHOD FOR CONVERTING RGB DATA TO RGBW DATA - A conversion system for converting RGB data to RGBW data includes a four-color determination unit configured to determine outputted RGBW values according to inputted RGB values and a color saturation value calculated from the inputted RGB values; and an output unit configured to output the outputted RGBW values. A conversion method for converting RGB data to RGBW data is also disclosed. The conversion system and method for converting RGB data to RGBW data of the present invention can appropriately decrease the outputted W value and appropriately increase the outputted RGB values at the same time. Comparing to the conversion system of the display device of the conventional technology based on four-color subpixels, the brightness of the display device of the present invention can be maintained in the same degree, and increase the color saturation of the display device of the present invention. | 05-19-2016 |