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7492477 |
Color conversion relation derivation method, color conversion relation derivation apparatus, and color conversion relation derivation program storage medium
A color conversion relation derivation method derives a color conversion relation between a first color space and a second color space. This method comprises an area-forming step that forms a...
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7492478 |
Image processing device and method
An image processing device including a storage unit which stores, for set moving-target-positions of a lightness or gray axis on an uniform color space in color balance correction, color correction...
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7489422 |
Methods and apparatus for real time calibration of a print system marking engine
Methods and apparatus are disclosed for modifying the rendered output of a marking engine for a print job in progress. A marking engine commences printing print data for a print job. A parameter of...
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7489419 |
Method and system for specifying halftone spot shapes
A halftone spot function, for determining a shape of a halftone spot as a function of the intensity of an image being printed, is generated by creating one or two line segments forming a part of...
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7489420 |
Color editing (including brightness editing) using color coordinate systems including systems with a coordinate defined by a square root of a quadratic polynomial in tristimulus values and, possibly, by a sign of a function of one or more of tristimulus values
Color is edited using a color representation including digital values B (brightness), e and f such that B=√{square root over (D 2 +E 2 +F 2 )}, e=E/B, f=F/B, where DEF is a linear color...
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7484824 |
Image recording apparatus and method, and method of specifying density correction coefficients
The image recording apparatus comprises: a recording head which has a plurality of recording elements; a conveyance device which causes the recording head and a recording medium to move relatively...
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7486418 |
Editing (including contrast and sharpness editing) of digital images
In a digital image having pixels p i (i=1,2, . . . ) and a brightness B(p i ) at each pixel p i , the contrast editing is performed by replacing the brightness B(p i ) with B*(p i )=B avg 1−ε...
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7486415 |
Apparatus and method for rendering image, and computer-readable recording media for storing computer program controlling the apparatus
An image rendering apparatus and method, and a computer-readable recording medium for storing a computer program controlling the apparatus, the image rendering apparatus including: a tristimulus...
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7486419 |
Editing (including saturation editing) of digital color images
Color is edited using a color representation including digital values B (brightness), C (chroma) and H (hue) such that B=√{square root over (D 2 +E 2 +F 2 )}, cos C=D/B and tan H=E/F, where DEF...
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7486414 |
Image forming device, pattern formation method and storage medium storing its program
An image forming device for implementing satisfactory color calibration includes a color calibration pattern generating unit that generates a color calibration pattern in a form according to an...
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7486416 |
Inter-separation decorrelator
Spatially dependent colorant interaction effects are identified and isolated from other aspects of spatially dependent colorant appearance nonuniformities. A decorrelating function for compensating...
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7486417 |
Apparatus for driving liquid crystal display device and driving method using the same
An apparatus for driving a liquid crystal display, which is capable of controlling image brightness according to an Average Picture Level (APL) in a red-green-blue-white (RGBW) type display, and a...
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7483169 |
Image processing device, image processing method, image creating device, computer software and record medium
A halftone reproduction processing section ( 29 ) of an image processing apparatus ( 13 ) has a control part that conducts a halftone processing of input image data by subjecting it to an error...
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7483172 |
Image processing apparatus and image processing method
An image processing apparatus having a processor for calculating an image signal for proofing a proof apparatus, when an original color image outputted from a first output apparatus is reproduced...
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7483187 |
Method and apparatus of adjusting image tone and graphic user interface for the same
An apparatus and method thereof adjust tonal characteristics of an image to a printer. The apparatus includes a storage unit storing a color correction scheme using a color gamma curve varying in...
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7483168 |
Apparatus, method, signal and computer program product configured to provide output image adjustment of an image file
An apparatus, method, signal and computer program product is provided to generate an image file that can correctly reproduce image data at a predetermined output device. The image file includes an...
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7483572 |
Recovering a non-linear warping function from images
A method determines a warping function between a first image and a second image. For each pixel in each scan-line of the first image, a distance matrix is constructed which represents distances...
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7483029 |
GPU having raster components configured for using nested boustrophedonic patterns to traverse screen areas
In one embodiment, the present invention is implemented as a GPU configured for traversing pixels of an area. The GPU includes a set-up unit for generating polygon descriptions and a rasterizer...
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7483175 |
Method and system for printing secure value documents and non-secure documents utilizing the same printing device
A printing system for printing both secure value documents and non-secure documents while ensuring that fraudulent copies of secure value documents printed by the printing system can be detected is...
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7483170 |
Generation of color measured data from transform-based color profiles
Color measurements are generated from transform-based device profiles for use in a measurement-based color management system. The color measurements is generated by providing device-dependent color...
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7483171 |
Determining inverse transfer functions of output devices having limited bit depth
An inverse transfer function of a limited bit depth output device having N primary colorants (e.g., a six-color printer) is determined. An N-dimensional hypercube that has been tessellated into a...
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7483173 |
Data processor having a synchronizing function of a plurality of chips
A ring buffer is provided in the data holding section A 3 of a data processing section 100 A. A master-slave relationship between a plurality of data processing sections 100 A, 100 B is set. A...
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7483174 |
Method, apparatus and system for performing tetrahedral color conversion for image processing
Apparatus, systems and methods for tetrahedral color conversion for image processing are disclosed. In one implementation a system includes memory at least capable of storing and/or holding one or...
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7483039 |
System for programmable dithering of video data
A programmable system for dithering video data. The system is operable in at least two user-selectable modes which can include a small kernel mode and a large kernel mode. In some embodiments, the...
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7480073 |
Image processing apparatus, method and program
Disclosed is a method that makes it easier to configure an image processing apparatus capable of reading an image and processing the image in accordance with settings information, the method...
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7480076 |
Moiré-free color halftone configuration
Disclosed herein is a Moiré-free color halftone configuration for clustered dots. Unlike conventional methods, the disclosed method produces periodic hexagon rosettes of identical shapes. These...
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7480077 |
Billing process for printing systems
The present invention provides a paperless billing process for enabling expedited and simplified payments of print volume bills by customers of printing systems. A method of performing a billing...
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7480075 |
Image processing apparatus, image processing method, and image processing program
An image processing apparatus capable of duplex recording on two faces of recording paper on a basis of input image data, includes: a background adjustment section for performing a background...
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7480413 |
Image processing device
An image processing device is structured such that an appropriate judgement of an image, at which blurring or disappearance or the like will occur, is possible. When pixels, which form a line image...
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7480074 |
Image forming method and apparatus and optical head
An image forming apparatus illuminates a pixel formation member with optical energy according to image data specifying a value for each pixel in the image. Some of the optical energy emitted to...
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7477418 |
Method and system for correcting color rendering devices
A method and system for calibrating color rendering devices includes determining a model-specific Digital Target for a first reference color rendering device and a non-CIE color measuring device...
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7477294 |
Method for evaluating and correcting the image data of a camera system
The image data of a camera system is corrected. The camera system includes a color camera which supplies three output signals to three separate color channels, in the form of output signal vectors....
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7477426 |
Image correcting apparatus and method, program, storage medium, image reading apparatus, and image forming apparatus
An image correcting apparatus is provided for preventing a degraded image quality which can be caused by a three-dimensional distortion correction made to a scanned image distorted in a trapezoidal...
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7477417 |
Image processing system
An image processing system including an image processing unit for processing input image data and an output unit for outputting an image processed in the image processing unit. The image processing...
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7477419 |
Prepress procedure of exclusive four-color reproduction with enhanced gamut for rotogravure and special inks, color chart and software used
This procedure consists in a first stage of reception of the information given by a client and its technical analysis. It also consists in a second stage of preparation of photochromes and flat...
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7477420 |
Barless closed loop color control
A system and processes for the accurate measurement and control of image color values on a printing press with or without the presence of a color bar. More particularly, a barless color control...
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7477415 |
Image processing method and apparatus
A first conversion table defines a plurality of grid points that are arranged in a predetermined color space. The grid points include a darkest grid point that is indicative of a darkest point...
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7474788 |
Method and system for enhancing image resolution using a modification vector
An image processing system. An input/output device receives information for pixels in an image corresponding to an object, wherein the information specifies optical properties. A storage device...
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7474438 |
Wide gamut mapping method and apparatus
A method and apparatus is used for gamut mapping to a printer gamut that includes receiving a narrow gamut, a wide gamut, a printer gamut for printing on a printer and a predetermined mapping...
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7474446 |
Color reduction processing apparatus, printer control device, color reduction method, and printer control method
A color reduction processing apparatus and method reduce an original image containing many colors to a printable image containing few colors according to human color sensation. A conversion...
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7472910 |
Animation display apparatus, arcade game machine, control method and apparatus thereof, and storage medium
The present invention enables relatively easy animation display without requiring a special resource, and facilitates easy generation of the animation. When an image to be displayed as animation is...
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7474439 |
Printing control apparatus, printing control method and computer - readable medium
A printing control apparatus is provided which can produce an appropriate copy-forgery-inhibited pattern image by adding a monochrome copy-forgery-inhibited pattern even if monochrome mode printing...
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7474440 |
Color image processing apparatus and color image processing system using the apparatus
When an output unit to produce output is specified through an instruction terminal 11 and original data is input to a color proof generation section 12 , a color conversion section 13 acquires...
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7474437 |
Image processing method and apparatus
An image processing apparatus for processing image data, obtained from an image sensing unit in which plural sensor chips each having plural pixels are arrayed with an interval of a multiple of a...
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7474428 |
Multifunction device system using tags containing output information
A method for completing a document job that includes delivering at least one print job to a printing device, bringing a tag containing information regarding the document job into close proximity to...
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7471402 |
Printing apparatus and printing method
A printing apparatus generates print data with a priority given to a processing speed over a quality of images, even without explicit instructions, when printing images which do not require a high...
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7471414 |
Image processing method and apparatus, and computer readable data storing medium storing a program for image processing
An image processing apparatus including an image reading mechanism, a display, a memory, an image processing mechanism, an image creating mechanism, and a controller. The image processing mechanism...
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7471418 |
Image/document analysis tool and method for multi-station image forming device
A document analysis tool may generate a halftone image corresponding to the output of an image forming device and may display the generated halftone image for a document designer. The halftone...
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7471416 |
Signal processing unit having a digital circuit for processing image signals outputted from an image capturing element
There is described a signal processing apparatus, which conducts processing of a signal outputted from an image capturing element that converts an optical image obtained by irradiating light on an...
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7471419 |
Image processing device
The present invention provides an image processing device which aims for appropriate settings and simplification of printing functions. In a print server, when a print job is received, an...
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