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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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7453600 |
Text region identification and enhancement during color copy
There is provided a method for enhancing text reproduction by a color copier in a copy of a document that includes both text and graphic regions, the method includes creating an ink density map...
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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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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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7454088 |
Estimating orientation angle and translation values of a scanned image
Exemplary methods for estimating an orientation angle and a translation values for scanned images are disclosed. The methods described herein may be embodied as logic instructions on a...
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7450266 |
Color cast reduction system and method
In one embodiment, a print system includes an anticipated ambient lighting selector to allow selection of an anticipated ambient lighting. A rendering module is configured to map a print job into...
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7450268 |
Image reproduction
A method of reproducing an image, comprising:
creating a, or using an already existing, bitmap-input image; finding zones in the input image containing text; determining colors of pixels,...
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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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7450256 |
Pre-defined print option configurations for printing in a distributed environment
Pre-defined print option configurations for printing in a distributed environment are established by user selection of one or more print options via a network service. The one or more print options...
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7450275 |
Document reading lens, document reading lens unit, document reader, and image forming apparatus
A lens for reading an image of a document includes three positive lenses, three negative lenses, a diaphragm, and at least one cemented lens that includes one of the positive lenses and one of the...
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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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7446910 |
Optical scanning device
A laser-control circuit board is mounted in a scanner to extend substantially parallel to a base plate, a bottom cover, and a top cover of the scanner. A synchronization detection element is...
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7446900 |
Generating a target curve and generating a calibration curve
A calibration target curve with less error is provided even when the number of points to be edited of the calibration target curve is small. An efficient and accurate method for editing or...
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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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7446902 |
Apparatus and method for converting color signal, and computer-readable recording medium for storing computer program for controlling the apparatus
An apparatus and a method for converting a color signal and a computer-readable recording medium storing a computer program for controlling the apparatus. The apparatus converts an input color...
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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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7446891 |
Fragile watermark for detecting printed image copies
The present invention is concerned with inclusion of a “fragile watermark” in an original printed document to aid in a determination whether a document under examination is an original or a...
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7443536 |
Method of generating color separation data and image processing apparatus
In a process of generating color separation data, if printing is performed with use of a particular color printing material in addition to basic printing material, the process can effectively use a...
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7444028 |
Image processing apparatus for binarizing image data
An original of copying, fax, or the like is read by a CCD image sensor and resulting image data are input to a data abnormality detecting section via an A/D converter and correcting unit. A maximum...
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7443539 |
Color reproducing device
A multi-spectral camera is provided which includes an image pickup optical system which forms an image of a subject. A wavelength selecting device receives light beams from the image pickup optical...
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7443535 |
Misalignment correction pattern formation method and misalignment correction method
A misalignment correction method for forming a plurality of color images on a transfer belt to form a multi-color image and correcting a misalignment of each color using a detection sensor,...
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7443537 |
Methods and apparatuses for printer recalibration
A test pattern printed by a printer is assessed—without colorimetric equipment—to provide data used in recalibrating the printer. The assessment may be made by an unskilled operator, and can...
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7443522 |
Printing apparatus for controlling print according to printing environment
A printing apparatus having a read-in device operative to read in printing-environment characteristic information recorded on a first recording device provided on the printing medium, the...
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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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7441856 |
Printing method and printing apparatus
A printing method includes: at a certain timing, controlling a first drive element so that a dot can be formed for each pixel with a first number of gradations, and controlling a second drive...
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7443538 |
Method of controlling printed line quality
A printer embodied rendering algorithm for detecting and configuring positive and negative thin lines to be rendered such that when a bright-colored thin line on a dark background (negative thin...
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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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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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7440133 |
Mode switching in a color printer
A tandem-type color image forming apparatus forms an image in a monochrome mode or in a full color mode. The apparatus has a controller which delays an image forming operation for a predetermined...
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7440583 |
Watermark information detection method
There is provided a watermark information detecting method capable of detecting confidential information accurately from a document including confidential information. In this method, a filtering...
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7440134 |
Print control apparatus and method
This invention is targeted to realize preview displaying by using a system spooler. In the print system according to this invention, when an application program designates printing of a document,...
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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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7440130 |
Network device and printer
Provided is a network board for generating print data in accordance with the information resources received from outside, and sending the print data to a printer, which can easily install or update...
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7440122 |
Image processing apparatus managing user profiles, image processing method managing user profiles, and storage medium thereof
An image processing apparatus is provided. The image processing apparatus includes a holding unit means for holding setting information for every user, an input unit for inputting a print job, and...
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7436542 |
Management system of image forming device
An management system of an image forming device, which is structured by the image forming device and a management device for managing the image forming device through a communication network; the...
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7436544 |
Image processor
A control section of a digital camera generates a plurality of pieces of reduced image data having each different reduction ratio from original image data at the time of image viewing. The result...
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7436547 |
Image processing system, image processing device, image outputting device and method for same
A computer serving as an image processing device produces pixel groups by assembling a plurality of adjacent pixels among the plurality of pixels forming the image data, and determines the pixel...
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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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7436550 |
Image processing method, image processing apparatus, image processing program, printer, print instructing terminal, and image processing system
An image processing method, apparatus, and program as well as a printer, a print instructing terminal, and an image processing system, capable of reducing or preventing deterioration of the image...
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7437442 |
Network data transfer method
A network data-transfer method of transferring data from a server on a network to a network-connected equipment without having a user interface to make the network-connected equipment perform a...
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7437483 |
System and method for transferring a compressed data file to a peripheral device
An image passthrough extension structure and method facilitating the transfer of compressed data image files from a software application to a device via the computer system operating system. The...
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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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7436539 |
Image processing apparatus, image processing method, storage medium storing a program readable by a computer and program
At the image processing time for an image data, a storage area to be secured is reduced, and moreover, the number of access processing times for the storage area which is required until the image...
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7436549 |
Patch codes for color calibration job identification encoding
A color calibration job identification system and method are provided, wherein the job identification data is encoded on a printed page, in a patch code, along with color targets, according to a...
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7436382 |
Correction data output device, correction data correcting method, frame data correcting method, and frame data displaying method
A correction data output device according to the invention includes correction data outputting device for outputting correction data that corrects object frame data included in an inputted image...
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7436548 |
Printer controller, printing system, and recording medium therefor
The invention provides a printer controller capable of ensuring printing data without deteriorating a performance of the printer without provision of a storage means for storing printing data in...
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7434160 |
PDF document to PPML template translation
A system and method of operation is configured to produce a PPML template from a PDF document. In one implementation, the system opens the PDF document and converts PDF elements within the PDF...
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7433081 |
Color conversion for printers
A plurality of color conversion profiles are prepared for each of plural types of color conversion profiles. One profile is selected for each of the color conversion profile types according to the...
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7433076 |
Macro-pixel image rendering apparatus and associated methods
A macro-pixel used in an image rendering process for forming an image using a matrix of macro-pixels. The macro-pixel comprises a plurality of rectilinear parallel rows. All rows extend across the...
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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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