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7453610 |
Color display system and image transforming device
A color display system has an image transforming device transforming an image signal (X C , Y C , Z C ) of a XYZ colorimetric system to an image signal of a RGB colorimetric system and outputting...
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7453609 |
Image color correction method and image forming apparatus
An image color correction method and an image forming apparatus are provided, which are capable of correcting an image color with much higher accuracy. A first light (red light) is irradiated on...
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7453602 |
Color conversion method
To obtain suitable reproduction of an image reproduced on an input system on an output system, when a color signal A acquired from an image processing device is contained in a low-saturation area...
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7453601 |
Color matching profile generating device, color matching system, color matching method, color matching program, and electronic apparatus
Aspects of the invention provide a color matching profile generating device that, in an apparatus having an input device and an output device, performs a color matching for the input device and the...
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7453599 |
Color processing method of image forming device and apparatus using the same
A color processing method of an image forming device, and an apparatus using the same. In the image forming device, which prints data in a plurality of colors, the color processing method may...
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7453597 |
Proof-document formatting to enable full-capability remote proofing in a completely standard proofing station
One single-stage proofer RIP replaces a conventional setup of two proofer RIP stages in series. Preliminary profile and data processing usually performed at the first of the conventional RIP...
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7450754 |
Radiometric calibration from a single image
A radiometric calibration system finds an inverse response function of a camera from a single digital image of a scene in which the actual colors of the scene are not known a priori. The system...
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7450281 |
Image processing apparatus and information processing apparatus, and method thereof
An image processing apparatus and information processing apparatus and method employs an output profile read-out unit that, according to a region designated by a preference selection unit, reads...
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7450279 |
Image reading apparatus
Disclosed is an image reading apparatus including: an original transporting device for transporting an original; an image reader for reading an image of the original in a first reading region or a...
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7450272 |
Method and system for printing management
A method and a system for printing management, with the intension of appropriate color management performed in a newspaper print site in which a number of newspaper rotary presses of two or more...
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7450267 |
Accuracy of color conversion profile
A method for determining lattice points to be referenced to prepare the correspondence defining data, said method including steps of prescribing a smoothness evaluation function which evaluates...
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7447374 |
Method and apparatus for an intuitive digital image processing system that enhances digital images
Some embodiments provide an intuitive system for digital image processing. In some embodiments, the system of the present invention allows a user to enhance digital images that appear dark or dull....
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7447357 |
Apparatus and method for adjusting inputted image on the basis of characteristics of display system
A method for adjusting an input image on the basis of the characteristics of a display system is provided. The input image includes N color elements and the display system is capable of displaying...
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7447355 |
Method for defining chromaticity regions according to luminance levels and adjusting chromaticity of images accordingly
Image processing includes defining chromaticity regions according to different luminance levels, and when the luminance of a pixel corresponds to one of the luminance levels, and a chromaticity...
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7446901 |
Conforming output intensities of pens
A linearization data structure is generated for a pen, in view of another pen, for conforming output intensities of the pen to output intensities of the other pen.
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7446899 |
Image processing method, image processing apparatus, and storage medium
Mapping conversion to absorb differences of shapes of color reproduction gamuts and also preserve gradation is provided. In this image processing method, a color signal located within a first color...
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7444038 |
Image correction apparatus and image correcting method
Images at two or more correction levels are output as corrected images for a given image, and a user is allowed to select a preferred corrected image. Based on the selection result of the user, an...
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7443552 |
Process of spatial color restoration of an image
The process of the invention enables the spatial color alterations of a silver image to be taken into account according to one of its main axes ( 19 ). The process of the invention enables the...
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7440138 |
Conversion of color images to gray value images
A method of converting a digital color image to a digital gray value image and in so doing distinguishably reproducing colors present in the color image is provided. The digital color image is...
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7440136 |
Color processing apparatus and method
When tetrahedral interpolation is used in correction of color reproduction upon color adjustment, image disturbances such as pseudo edges and the like may occur since the surfaces of each...
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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...
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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...
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7436546 |
Method and apparatus for color management
The Management of color presented at end point devices such as a display or printer is based on the implementation of a Color Management Resource (CR). A CMR is an architected resource stored...
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7436545 |
Method of forming image, image forming apparatus, and program for carrying out the method
If an ink for a particular color (for example, red) having an excellent color developing characteristic is used in addition to inks for three primary colors of subtractive color mixture, the high...
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7436543 |
Color separation based on ink characteristics
The ratio of ink quantities for reproducing achromatic color by a mixture of primary color inks is termed primary color mixture ratio. A primary coloring factors correlated to the primary color...
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7433104 |
Method and apparatus for adaptively enhancing colors in color images
A method and an apparatus for adaptively enhancing a color of an image are provided. The apparatus includes a saturation component deriving unit, a saturation enhancement function determining...
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7433103 |
Selective flattening of page description files to support color correction
An imaging technique permits selective flattening of objects within page description files. The selective aspect of the flattening may pertain to the selection of particular objects to be...
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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...
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7433101 |
Method of defining a device color profile for a color output device
A method of defining a device color profile is described. The method may include (a) storing a first set of color descriptions, wherein each color description describes a color of a different...
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7433100 |
Color separation based on maximum toner limits
Various systems, methods, and programs embodied in a computer readable medium for determining color separation are provided. In one representative embodiment, a method is provided that comprises...
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7433080 |
System and method for conversion of duotone images for display
A method for processing an image. The method includes receiving an image having image values and described in a first color space and determining the image color space from a received image. Image...
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7433079 |
Image processing apparatus and method
Image correction requires experience, and an image cannot be desirably corrected by an inexperienced user. Automatic image correction is done based on the analysis result of a histogram or the...
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7433064 |
Printing apparatus, printing method, image processing apparatus, image processing method, printing program, image processing program, and storage medium
A printing apparatus includes: a unit that generates test pattern data considering visual characteristics, on the basis of a test pattern grayscale value determined on the basis of visual...
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7433062 |
Color image processing method and apparatus, and storage medium
An image processing method for processing an input job in parallel using a plurality of color image output apparatus, includes developing input image data into bit map image data, using either of...
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7430069 |
Method of converting image data, image data conversion apparatus and program
A conversion computation section acquires the original color density value of a single process color in a given image region and the original color density value of a spot color from raster data,...
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7430063 |
Method and apparatus for color management
The management of color presented at end point devices such as a display or printer is based on the implementation of a Color Management Resource (CMR). A CMR is an architected resource stored...
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7430062 |
Method and apparatus for color management
The management of color presented at end point devices such as a display or printer is based on the implementation of a Color Management Resource (CMR). A CMR is an architected resource stored...
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7430061 |
System and method to eliminate clipping during color conversion
A color enhancement system with variable color saturation addresses issues of clipping of an output image by analysis and application of color correction to individual pixels. Encoded image data is...
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7430060 |
Fast low-memory paper color suppression algorithm
A fast, low-memory-requiring, adaptive algorithm for determining and correcting for page background color generally involves quantizing the color component values of the pixels of the scanned page,...
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7428333 |
Visibility improvement in color video stream
A new image enhancement process based on an integrated neighborhood dependent nonlinear approach for color images captured in various environments such extremely low lighting, fog or underwater....
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7428021 |
Image processing method, recording medium and apparatus for performing color adjustment to image data using a brightness component, a low-frequency brightness component, and first and second parameters
An image processing method aims to optimally improve a brightness distribution with respect to brightness of a face being a main subject of a person image. Thus, the method consists of: a...
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7426061 |
Color image processing device and color image processing method
A color image processing device includes an input unit, an adjusting amount storage unit, a first conversion unit, a second conversion unit and an adjusting unit. The input unit inputs an...
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7426060 |
Image processing method, image processing device and image processing system
An image processing method and image processing device which carry out color replacement of any color of process colors, by using another process color or a spot color which is not a process color....
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7423784 |
Processing of signals from image sensing apparatus whose image sensing area includes a plurality of areas
An image processing apparatus includes an image sensor formed from a plurality of areas each including a plurality of pixels, and a corrector adapted to correct signals from the plurality of areas...
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7423778 |
Prediction model for color separation, calibration and control of printers
The present invention facilitates the calibration of printers and the color separation of input images into a set of inks by disclosing methods and systems for populating device-calibration lookup...
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7421120 |
Apparatus correcting image by luminance histogram
An apparatus and method for selectively increasing contrasts of bright and dark regions and automatically determining an appropriate degree of correction such that the image has a corrected...
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7420707 |
Printing specification method and printing specification device
A printing specification method and printing specification device for specifying a spot color, which differs from process colors, as a substitution color, when setting the substitution color for a...
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7420570 |
Methods and systems for video processing using super dithering
A super dithering method of color video quantization maintains the perceived video quality on a display with less bit depth of color than the input video. Super dithering relies on both the spatial...
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7417774 |
Method and apparatus for selective processing of captured images
Methods and apparatus are disclosed for identifying intended response marks in an optically scanned image of a response sheet having key marks and response targets printed in the same color. Pixel...
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7417769 |
Color management system using distributed profiles for color printing systems
A color management system using distributed profiles includes a color printer adapted to print controlled color using a custom profile. The color printer system creates a custom profile by reading...
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