| Patent Number |
Title Of Patent |
Date Issued |
| RE39161 |
Arrangement for mapping colors between imaging systems and method therefor |
July 11, 2006 |
| A color mapping method is used in transforming colors between color imaging systems. The method includes using forward transformation profiles that characterize the color imaging systems to generate respective sets of device-independent color values for the color imaging systems. Col |
| RE38180 |
Recalibrating a multi-color imaging system |
July 15, 2003 |
| An apparatus and method for calibrating a multi-color imaging system are provided. The multi-color imaging system is capable of applying different colorants to a substrate based on a plurality of input color values. The input color values control amounts of the colorants to be applied to |
| 7554705 |
Color gamut mapping with black point compensation |
June 30, 2009 |
| The disclosure is directed to techniques for gamut mapping with modified black point compensation (BPC). The gamut mapping techniques promote well-distributed tone compression so that substantial loss of detail in highlight and shadow regions can be avoided. The gamut mapping techniques |
| 7509222 |
Calibration techniques for imaging devices |
March 24, 2009 |
| The invention is directed to various calibration techniques for calibrating an imagining device such as a display device, a printer, or a scanner. The techniques may involve characterizing the imaging device with a device model such that an average error between expected outputs dete |
| 7433103 |
Selective flattening of page description files to support color correction |
October 7, 2008 |
| 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 flattened, selection of the degree of flattening to be applied to objects, or both. In some embo |
| 7382379 |
Arrangement for mapping colors between imaging systems and method thereof |
June 3, 2008 |
| A color mapping method is used in transforming colors between color imaging systems. The method includes using forward transformation profiles that characterize the color imaging systems to generate respective sets of device-independent color values for the color imaging systems. Col |
| 7215343 |
Color correction using a device-dependent display profile |
May 8, 2007 |
| A method includes obtaining a chromatic correction for a display device based on a device-dependent display profile. The method may ensure that images that appear on a display device in a soft proofing environment will be visually equivalent to images that appear on print media. |
| 7084993 |
Customer charge accounting in a soft color proofing system |
August 1, 2006 |
| Techniques for customer charge accounting in a soft proofing system take into account one or more factors associated with a hard copy proofing job simulated by the soft proofing system. The charge for the soft proofing job can be correlated, at least in part, to the overall cost of the h |
| 7016042 |
Color profiling using gray backing material |
March 21, 2006 |
| Techniques for producing a color profile that characterize the color response of a color imaging device involve the use of a gray backing material. The gray backing material is placed behind a sheet of output media during measurement of color elements in a reference image formed on t |
| 6775633 |
Calibration techniques for imaging devices |
August 10, 2004 |
| The invention is directed to various calibration techniques for calibrating an imagining device such as a display device, a printer, or a scanner. The techniques may involve characterizing the imaging device with a device model such that an average error between expected outputs determin |
| 6362808 |
Arrangement for mapping colors between imaging systems and method therefor |
March 26, 2002 |
| A color mapping method is used in transforming colors between color imaging systems. The method includes using forward transformation profiles that characterize the color imaging systems to generate respective sets of device-independent color values for the color imaging systems. Color |
| 6108442 |
Characterization of color imaging systems |
August 22, 2000 |
| Characterizing a color imaging system involves generating color values representing colors of output samples of the color imaging system. The color values are converted into a device-independent color coordinate system using an adjustable white reference vector and a black reference |
| 6088038 |
Arrangement for mapping colors between imaging systems and method therefor |
July 11, 2000 |
| A color mapping method is used in transforming colors between color imaging systems. The method includes using forward transformation profiles that characterize the color imaging systems to generate respective sets of device-independent color values for the color imaging systems. Color |
| 6027201 |
Recalibrating a multi-color imaging system |
February 22, 2000 |
| An apparatus and method for recalibrating a multi-color imaging system are provided. The multi-color imaging system is capable of applying different colorants to a substrate based on a plurality of input color values. The input color values control amounts of the colorants to be applied |
| 5877787 |
Apparatus for recalibrating a multi-color imaging system |
March 2, 1999 |
| An apparatus and method for recalibrating a multi-color imaging system are provided. The multi-color imaging system is capable of applying different colorants to a substrate based on a plurality of input color values. The input color values control amounts of the colorants to be applied |
| 5781206 |
Apparatus and method for recalibrating a multi-color imaging system |
July 14, 1998 |
| An apparatus and method for recalibrating a multi-color imaging system are provided. The multi-color imaging system is capable of applying different colorants to a substrate based on a plurality of input color values. The input color values control amounts of the colorants to be applied |
| 5754448 |
System and method for color characterization and transformation |
May 19, 1998 |
| A system and method for color characterization and transformation obtain color data representing output of a color imaging system, and convert the color data using a color space having a white reference vector that is adjusted during the conversion. The white reference vector can be adju |
| 5303342 |
Method and apparatus for assembling a composite image from a plurality of data types |
April 12, 1994 |
| A method and apparatus for combining multiple image data files of differing sizes, resolutions, and formats in real time into a single data stream for conversion into halftone pixel data for printing by either single or multiple beam recording devices. The data of varying formats is rece |
