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| Number | Title | Issue Date |
| 8174537 | System and method for adaptive color space conversion A method and system for adaptive color space conversion includes a color space converter, a brightness adaptive controller and a soft clipper. The color space converter receives a first color space format signal and converts the first color space format signal into ... | 05/08/2012 |
| 8159502 | Image input unit and image input method The invention is characterized by the fact that an area sensor for outputting an analog signal responsive to the light reception amount of light of CMYG is used and when CMYG image data is converted into RGB image data, RGB image data having a domain also in negativ... | 04/17/2012 |
| 8134574 | Conversion table creating device, storage medium storing conversion table creating program, and conversion table creating method Each of a plurality of polyhedron spaces is defined by a plurality of first vertices. Each of the plurality of first vertices is defined by a plurality of sets of third color data that are defined in the second color space. A color data setting unit sets a plurality... | 03/13/2012 |
| 8125497 | Adjustment of color values for optimized image processing A method for processing an image of a given file type is disclosed. The method involves converting the image into data formatted for a new pixel type, the new pixel type is closely correlated with and has all the components of pixels for the given file type. In addi... | 02/28/2012 |
| 8115779 | Color control of white LED lamps The invention relates to a method and a system for translating a three value color space signal, preferably given in a CIE scale, to an n primary color space signal, where n is an integer greater than or equal to 4, thus providing color controlling of a white light ... | 02/14/2012 |
| 8044969 | Reflectance spectra estimation and colour space conversion using reference reflectance spectra A Personal Computer (PC) adjusts a color of an image received from a digital camera to produce an estimated reflectance spectrum and/or to convert the color to a new color space. First, an input compensation transform is generated, e.g. based on a Macbeth color char... | 10/25/2011 |
| 8035655 | System and method for converting RGB to RGBW color using white value extraction A system and method of converting a red-green-blue (RGB) pixel to a red-green-blue-white (RGBW) pixel by using a W value extraction, the RGB-to-RGBW converting system including: a lookup table generator to generate an RGBW lookup table using one or more RGB lattice ... | 10/11/2011 |
| 8031203 | Image processing apparatus and image processing method In an image processing apparatus, a first conversion unit converts, on the basis of an input device profile, input data into first device-independent data expressed by a color space that is independent of an apparatus. A storage unit stores plural conversion profile... | 10/04/2011 |
| 7990393 | Systems and methods for implementing low cost gamut mapping algorithms Techniques for low cost gamma mapping convert three-primary input image data, such as RGB data, into a four primary color display color space, such as an RGBW color space, for rendering on the display by calculating a value for W image data based upon the RGB image ... | 08/02/2011 |
| 7973802 | Optional color space conversion An apparatus and method for converting color data from one color space to another color space. A driver determines that a set of shader program instructions perform a color conversion function and the set of shader program instructions are replaced with either a sin... | 07/05/2011 |
| 7965301 | Color conversion preserving global and local image characteristics A method, system, and computer-readable storage medium are disclosed for color conversion of a digital image. The digital image comprises a source set of pixels. A perceptual distance may be determined between the source set of pixels and a respective destination se... | 06/21/2011 |
| 7920147 | Image processing apparatus, image processing process, and recording medium The present invention relates to an image processing apparatus that performs predetermined conversion processing with keeping the color of an original image and eliminating processing time necessary for color space conversion, when applying special effects on video ... | 04/05/2011 |
| 7839418 | Apparatus and method for driving liquid crystal display device An apparatus and method for driving a liquid crystal display minimizes a gray loss of an image displayed on an RGBW-type display device, and enhances brightness and image quality. The apparatus for driving the LCD device includes: a liquid crystal panel including a ... | 11/23/2010 |
| 7834888 | Mechanism for color-space neutral (video) effects scripting engine A first command is retrieved from a script containing one or more commands written for a first color space. The first command is associated with zero or more input buffers and zero or more output buffers. The first command has zero or more parameters. A behavior of ... | 11/16/2010 |
| 7830398 | Image input unit and image input method The invention is characterized by the fact that an area sensor for outputting an analog signal responsive to the light reception amount of light of CMYG is used and when CMYG image data is converted into RGB image data, RGB image data having a domain also in negativ... | 11/09/2010 |
| 7705857 | Method and apparatus for characterizing and correcting for hue shifts in saturated colors A method for correcting for hue shifts includes parameterizing the conversion of long-medium-short (LMS) spectral sensitivities of the human eye to a human observer function, and applying a non-linear transformation between the LMS and human observer function in ord... | 04/27/2010 |
| 7688334 | Method and system for video format transformation in a mobile terminal having a video display Methods and systems for video format transformation in a mobile terminal having a video display may include converting interleaved YUV 4:2:2 color space video data to YUV 4:2:0 color space video data as the interleaved YUV 4:2:2 color space video data is received. T... | 03/30/2010 |
| 7646393 | Apparatus and method for adjusting primary color component of image, and computer-readable recording media for storing computer program An apparatus for and a method of adjusting a primary color component of an image and a computer-readable recording medium for storing a computer program for controlling the apparatus. The apparatus includes: a weight determiner which determines a weight correspondin... | 01/12/2010 |
| 7619637 | Systems and methods for improved gamut mapping from one image data set to another The present application discloses methods and system for converting input image data in a first color space into image data in a second color space format. Several embodiments disclose improved techniques for performing these conversions using inexpensive hardware a... | 11/17/2009 |
| 7612782 | Color conversion matrix creating device, color conversion matrix creating program, and image display apparatus A color conversion matrix creating device determines a first matrix for color conversion between a color space of a display device and a reference color space, first color values on the reference color space corresponding to predetermined RGB colors on the color spa... | 11/03/2009 |
| 7593021 | Optional color space conversion An apparatus and method for converting color data from one color space to another color space. A driver determines that a set of shader program instructions perform a color conversion function and the set of shader program instructions are replaced with either a sin... | 09/22/2009 |
| 7593959 | Color management system that supports legacy and advanced color management applications The present invention provides method and apparatus for supporting a legacy application programming interface (API) set between a component and a color management system. The legacy API set supports both the new capabilities as well as the legacy capabilities. The c... | 09/22/2009 |
| 7561168 | Color management with tiered caching scheme Performing color management of color image data using a device transform by generating an identifier key based on contents of a color measurement profile for a color device, the color measurement profile containing measurement data corresponding to the color device,... | 07/14/2009 |
| 7554558 | Mechanism for color-space neutral (video) effects scripting engine A first command is retrieved from a script containing one or more commands written for a first color space. The first command is associated with zero or more input buffers and zero or more output buffers. The first command has zero or more parameters. A behavior of ... | 06/30/2009 |
| 7554557 | Device and method for image compression and decompression An image compression device includes a floating-point texture-loading unit, a shader, a RGB to YCrCb compressor, and a parameter adjusting unit. The floating-point texture-loading unit receives raw image data that includes N number of RGB pixels. The shader receives... | 06/30/2009 |
| 7522173 | Conversion of data in an sRGB format to a compact floating point format Systems and methods for processing linear colorspace data may be reused to process nonlinear colorspace data at a comparable performance level while maintaining the precision of the nonlinear colorspace data. Nonlinear colorspace data is converted to a compact float... | 04/21/2009 |
| 7511715 | Color reproduction system for making color display of four or more primary colors based on input tristimulus values A display apparatus includes a color image projection unit and a screen. The color image projection unit includes a converter which receives image signals of three primary colors, and converts the received image signals of three primary colors into image signals of ... | 03/31/2009 |
| 7456845 | Efficient perceptual/physical color space conversion An imaging or other sensory reproduction system efficiently converts image or other sensory data between a perceptual color space (e.g., the sRGB color space) and a physical color space (unity gamma) or other perceptual/physical sensory models that are related by an... | 11/25/2008 |
| 7440135 | Determining method for lattice point for correspondence definition data creation and image processor It used to be difficult to determine representative colors which allow color conversion with accuracy throughout color spaces without occurrences of local tone jump. An ink quantity lattice point smoothness evaluation function for evaluating the smoothness of... | 10/21/2008 |
| 7436996 | Device, system and method of data conversion for wide gamut displays A method and system for converting color image data (data outputting from element 202) from a, for example, three-dimensional color space format to a format usable by an n-primary display (206), wherein n is greater than or equal to 3. The system (conv... | 10/14/2008 |
| 7432941 | Determining display subsystem compliance A system and method for determining whether a target display subsystem is compliant with a reference display subsystem is provided. A target display subsystem is selected for outputting image data. Drawing instructions are generated and applied to the target display... | 10/07/2008 |
| 7433102 | Reproduction color prediction apparatus and method A primary color dot gain correction unit corrects the spectral reflectance of each of a plurality of color agents on the basis of the dot quantity set for each color agent. An initial estimated value calculator estimates a mixed color by the KM theory using spectral... | 10/07/2008 |
| 7427993 | Motion adaptive pixel boost with data compression and decompression A compressed pixel level for a pixel in a frame of an image is compared with the (compressed) pixel level for the same pixel in a previous image frame. If the pixel level is unchanged, then the pixel is not moving. An uncompressed pixel level is then used for that p... | 09/23/2008 |
| 7423791 | Color conversion using barycentric projections A method and apparatus for interpolating values for a color space from an input color value. A unit hypercube enclosing the input value is generated based on values from a look up table. A set of boundary conditions are then imposed on the unit hypercube. To perform... | 09/09/2008 |
| 7423696 | Concurrent luminance-saturation adjustment of digital images Brightness of a plurality of pixels in a digital image is adjusted directly in a luminance-chrominance color space. Luminance and saturation are adjusted concurrently without changing hue of the pixels. ... | 09/09/2008 |
| 7417643 | Image processing system, projector, storage medium, and image processing method In order to provide an image processing system and the like that can reproduce colors more appropriately, a projector is provided with a calibration signal generation section that generates a calibration signal for a white image and calibration signals for three sub... | 08/26/2008 |
| 7417762 | Method for forming color conversion table, apparatus for forming color conversion table, program for forming color conversion table and printing apparatus A method which enables high-accuracy color conversion. On condition that conversion from a second color space into a first color space can be made accurately, target coordinates in the first color space are determined and coordinates in the second color space are ar... | 08/26/2008 |
| 7405736 | Efficient perceptual/physical color space conversion An imaging or other sensory reproduction system efficiently converts image or other sensory data between a perceptual color space (e.g., the sRGB color space) and a physical color space (unity gamma) or other perceptual/physical sensory models that are related by an... | 07/29/2008 |
| 7403205 | Fast primary mapping and gamut adaptation to construct three dimensional lookup tables Disclosed are embodiments of a system and method for rendering colors between color devices. The method includes establishing a source color gamut for a source device and the source color gamut has a white point, a black point, and primary points. The method also in... | 07/22/2008 |
| 7403206 | Picking TV safe colors Validating a color that is selected in an authoring environment for display in a destination media environment includes selecting a color for an application, converting the values of the color to those in a fundamental color space, and converting the values from the... | 07/22/2008 |
