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7391545 |
Color matching method
There is provided a method of providing color matching between two output devices, which includes providing gradation matching between the two output devices, and providing color matching between...
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7391536 |
Method for smooth trapping suppression of small graphical objects using color interpolation
A method for smooth trapping of a small graphical object, includes receiving from a trap generator the location of a trap pixel in a small object that should be changed in color; determining the...
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7391535 |
Raster image processing
In one embodiment, a raster image processor, which may be part of a printing device or configured as a separate device, includes a processor to parse a print ready file, a rasterizer to translate...
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7391534 |
Methods and systems for discovering printmodes supported by a print engine
In accordance with one embodiment, a method comprises querying, with a querying component, a print engine to ascertain one or more printmodes that are supported by the print engine, and, receiving,...
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7391533 |
Image processing method, image processing apparatus and strage medium
An image reading apparatus is provided which includes a contact image sensor comprised of a plurality of sensor chips arranged in series, an analog image processor for processing an analog image...
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7391532 |
Image correction in image sensing system including image sensing apparatus and image processing apparatus
In an image scanning system which includes an image scanning apparatus for scanning an image using a solid-state image sensing element, and an image processing apparatus, the scanned image...
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7388688 |
Printing device, printing method, and printing control program product
The invention employs at least three chromatic colored inks as well as a chromatic colored ink that has a lower spectral reflectance at each wavelength region in which the spectral reflectance of...
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7388687 |
Method of evaluating image pattern output accuracy
A method of evaluating image pattern output accuracy based on numerical and objective criteria, by employing quality engineering. The method includes setting command signals which provide different...
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7387361 |
Failed nozzle correction system and method for borderless printing
A method for compensating for failed nozzles in multi-pass printing using an inkjet printer having at least one printhead containing a plurality of nozzles to print an input image having a...
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7387355 |
High-image-quality halftone process
This invention provides a printing method of printing on a printing medium. The method includes: a dot data generating step of performing a halftone process on image data representing a input tone...
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7385739 |
Image processing method and apparatus for color conversion accommodating device non-linearity
In some cases, an image that has undergone color conversion in correspondence with the output characteristics of a printing press as a target is printed using a copying machine or printer for the...
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7385731 |
Method and system for processing a multi-colour image
A method and system are provided for processing digital multi-colour images for the reproduction thereof on a colour printing and/or copying system. Particularly, the printing and/or copying system...
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7385730 |
Image processing apparatus, image processing method, and printing apparatus and printing system using the image processing apparatus
In an apparatus for performing printing using a color ink-jet head having a plurality of ink-discharge-port strings corresponding to ink materials having different color tones, a high-quality image...
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7385729 |
Optimization techniques during processing of print jobs
Methods for processing print jobs in rendering devices include constructing display list objects for to-be-printed objects and determining if two or more sequential objects are combinable. If so, a...
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7385726 |
Method for preparing profiles
A method for updating profiles is provided. The method involves storing a plurality of successive profiles for an image recording device, and changing at least two of the successive profiles when...
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7385720 |
Systems and methods for scheduling print jobs
Methods for print scheduling are provided. A representative method for print scheduling includes receiving user input identifying a time for printing a print job, and transmitting the print job to...
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7385719 |
Data receiving apparatus, method and storage medium therefor
In case the digital broadcasting wave contains printable contents data, the invention multiplexes a message, a mark or an icon on the display screen of the currently viewed program or outputs an...
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7382994 |
Background energy density control in an electrophotographic device
Control circuitry associated with an electrophotographic imaging device is adapted to manage bias levels of components in an image forming unit. A photoconductive surface is charged to a first bias...
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7382507 |
Image quality defect detection from image quality database
A method of detecting image quality defects in the output of an image output device includes the steps of generating a test pattern at a known time, analyzing the test pattern to generate image...
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7382494 |
Method for tag plane growth and contraction for improving object edge rendering
A method of improving edge rendering of objects includes dilation (or contraction) of an object's tag plane by one or more pixels into the surrounding region, with the adjacent tag region having a...
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7382493 |
Image processing for optimal color density decomposition based on calculated graininess and equiluminance contours
Graininess and calorimetric values of color patches formed by an image generating system using dark and light colored recording agents are input to calculate equiluminance contours. Color density...
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7382491 |
Scanner relay apparatus and image reading controlling method
A scan ID, which is operation identification information having been used for selection of an image reading condition or the like, is used for selection of a communication destination from among a...
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7382490 |
4-dimensional gray neutrality calibration
A method of applying a gray neutrality calibration to a color signal, said method comprising: representing said color signal as a position in a multi dimensional color space, in which each said...
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7382489 |
Efficient interpolation technique using programmable node spacing
A method and a system for computing the function value of an input node based on function values of known nodes. A database of known nodes and their corresponding function values is formed. The...
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7382486 |
Printing system
Provided is a printing system capable of printing, when one or more pages are replaced after raster image processing (RIP), by performing RIP of only the page(s) to be replaced. A job ticket is...
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7382479 |
Linking information making apparatus and recording medium
An instruction sheet making section of an instruction sheet editor displays on a GUI icons of services capable of being executed by using a service list sent from a service search server. Further,...
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7382475 |
Printer, information processing apparatus, and control method of interface
When it is detected that a USB cable has been connected, a status of a function is discriminated. If there is no problem even if a USB enumeration is started, a USB signal is pulled up and the...
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7379210 |
Image processing apparatus, image forming apparatus, and image processing method
It is intended to provide an image processing apparatus capable of precisely discriminating a halftone dot region and a figure such as a character arranged on the halftone dot region and applying...
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7379209 |
Color separation of pattern color spaces and form XObjects
Systems and computer program products for performing color separation operations. In one aspect, a system creates a high-level representation of a graphical container as a separated element the...
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7379208 |
Hybrid gamut mapping
In converting a color in a source gamut to a color in a destination gamut, selection of a conversion technique is determined for the source color based on the hue aspect of the source color, a...
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7379207 |
Method and system for device-independent color gamut mapping
System and method for device-independent color gamut mapping is disclosed. The system recognizes that a finite set of color gamut mapping intents form the basis for performing color gamut mappings...
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7379206 |
Methods and systems for determining resource capabilities for a lean production environment
A plurality of printing jobs associated with a printing environment can be initially evaluated. Such a printing environment can be implemented as a print shop or another lean document production...
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7379205 |
System and method for embedding and extracting key information
In accordance with an embodiment of the invention, a method for embedding key information into a printed document is disclosed. The method comprises creating a first section comprising a first ink...
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7379204 |
Image processing apparatus and method, and image processing system
If only a specific color and its nearby colors of image data are adjusted, density discontinuation occurs in the image as a whole. If masking is performed to avoid this problem, the adjustment...
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7379201 |
Image processing apparatus and image processing method
An image processing system includes a plurality of image processing sections for performing predetermined image processing on input image data and for outputting the processed image data. A header...
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7379196 |
Printing system, printing apparatus, print data transmitting device, and program
In a printing system, before transmitting print data to a printer, a personal computer transmits a virtual printing start command to the printer. When the data received by the printer is a virtual...
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7376270 |
Detecting human faces and detecting red eyes
The present invention provides a method and apparatus for detecting a red eye in an image. The method comprises steps of: calculating a skin color reference vector for said image; identifying a...
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7375856 |
Halftone screen frequency and magnitude estimation for digital descreening of documents
An efficient method and system for eliminating halftone screens from scanned documents while preserving the quality and sharpness of text and line-art is disclosed. The method and system utilizes...
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7375854 |
Method for color correction
A method for color correction is provided. In this method, a plurality of groups of gray levels and luminance of light source of display device are respectively selected by color measurement...
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7375853 |
Image processing apparatus and method
A separating unit determines, for an image data, whether there exists black data, and generates density data from the black data when the black data exists, and generates color data from data other...
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7375852 |
System and method for supporting a variety of color spaces in a computer operating system
An application program may support multiple color spaces, such as Cyan Magenta Yellow blacK (CMYK) and Red Green Blue (RGB). Many computer operating systems have graphics drawing engines that only...
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7375851 |
State-space based modeling of pixel elements of a dynamically varying color marking device
The color management system comprises a state-space based model for a pixel element in a dynamically varying color marking device. A sensor measures the color of the printed output for construction...
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7375850 |
Image output apparatus, method of controlling the image output apparatus, and image output system
Using a drawing engine, a printer subjects image data to color matching processing into its own device color space. If the image data is a geometric object having a change in color, a gradation...
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7375849 |
Balancing grays on color printers
A gray balancing technique wherein gray balancing curves are determined by interpolating the primary color data values of color samples to determine discrete combinations of primary colors that...
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7375848 |
Output image adjustment method, apparatus and computer program product for graphics files
When a memory card MC is inserted into slot, a control circuit of a color printer acquires and analyzes graphics processing control information GC from the memory card MC. A CPU corrects standard...
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7375836 |
Copier with job sharing and forwarding capability
A copy machine is configured to determine a set of one or more resources that are both external to the copy machine and available to process one or more portions of a copy job initiated at the copy...
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7372598 |
Pagewidth inkjet printer with foldable input tray for interface protection
An inkjet printer includes a body defining a print media path along which print media can pass. A printhead assembly is arranged within the body and includes a printhead which is configured to...
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7372597 |
Tonescales for geographically localized digital rendition of people
In a method and system for processing a photographic image having lightness values, L*, representing one of the colorimetric values of an original scene, the photographic image is transformed. The...
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7372596 |
Color conversion definition creating method, color conversion definition creating apparatus, and color conversion definition creating program storage medium
A combined profile is created through a first step of deriving a coordinate component of a black on a color space for CMYK dot % for a printer associated with a predetermined representative...
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7372595 |
Flexible image rendering system utilizing intermediate device-independent unrendered image data
A flexible, user-friendly computer-implemented image processing system is provided. The system includes a process to receive an image rendering request. The image rendering request includes an...
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