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Class Information
Number: 345/616
Name: Computer graphics processing, operator interface processing, and selective visual display systems > Computer graphics processing > Attributes (surface detail or characteristic, display attributes) > Anti-aliasing or image smoothing > Error diffusion
Description: Subject matter where error obtained while calculating a pixel value is carried over to calculations used to determine the next pixel value.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8711173 Reproducible dither-noise injection Apr. 29, 2014
8707132 Information processing apparatus, information processing method, and storage medium Apr. 22, 2014
8692840 Method for modeling and estimating rendering errors in virtual images Apr. 8, 2014
8693058 Image forming apparatus and image forming method to provide multi-bit data by combining a plurality of successive binary data Apr. 8, 2014
8587609 Accuracy-adaptive and scalable vector graphics rendering Nov. 19, 2013
8483505 Rendering piece-wise smooth image from colour values along paths Jul. 9, 2013
8457350 System and method for data assisted chrom-keying Jun. 4, 2013
8457434 Spatial diffusion in images Jun. 4, 2013
8437046 Image processing apparatus and method for outputting an image subjected to pseudo-halftone processing May. 7, 2013
8427706 Error diffusion halftoning techniques and configurations Apr. 23, 2013
8391627 Using forward and backward kernels to filter images Mar. 5, 2013
8355176 Image processing apparatus and image processing method for halftoning screen processing Jan. 15, 2013
8339673 Method and apparatus for improving edge sharpness with error diffusion Dec. 25, 2012
8314812 Method and apparatus for displaying anti-aliased text over graphical display background Nov. 20, 2012
8305387 Adaptive pulse-width modulated sequences for sequential color display systems Nov. 6, 2012
8237706 Apparatus and method for simplifying three-dimensional mesh data Aug. 7, 2012
8213054 Image processing apparatus, error diffusion processing method, and program Jul. 3, 2012
8204334 Adaptive pixel-based filtering Jun. 19, 2012
8199148 System and method for surfacing of particle systems Jun. 12, 2012
8199164 Advanced anti-aliasing with multiple graphics processing units Jun. 12, 2012
8150200 Apparatus and method for reducing image noise with edge tracking and computer readable medium having stored thereon computer executable instructions for performing the method Apr. 3, 2012
8139066 Error metrics for characters Mar. 20, 2012
8115781 Systems and methods of image processing including removal of discontinuous ramp and/or smoothing features Feb. 14, 2012
8063913 Method and apparatus for displaying image signal Nov. 22, 2011
7965303 Image displaying apparatus and method, and image processing apparatus and method Jun. 21, 2011
7940282 System and method for robust multi-frame demosaicing and color super resolution May. 10, 2011
7936352 Deformation of a computer-generated model May. 3, 2011
7872651 Error metrics for characters Jan. 18, 2011
7869094 Selective dithering Jan. 11, 2011
7834889 Data conversion circuit having look-up table and interpolation circuit and method of data conversion Nov. 16, 2010
7813825 Multiband dynamic range control graphical interface Oct. 12, 2010
7782284 Video signal line drive circuit, and display device having the circuit Aug. 24, 2010
7733531 Image processing apparatus, image processing program, and image processing method with error diffusion Jun. 8, 2010
7701614 Image processing method, apparatus, and program with selective error diffusion among a pluraity of pixel groups withing a digital image Apr. 20, 2010
7676083 Moving image conversion device, method and program, moving image distribution device, and e-mail relay device Mar. 9, 2010
7623267 Image processing method, apparatus and program Nov. 24, 2009
7564588 Image forming device, image forming method, and recording medium that provide multi-level error diffusion Jul. 21, 2009
7564590 Image processing apparatus and method Jul. 21, 2009
7440139 Systems and methods for controlling a tone reproduction curve using error diffusion Oct. 21, 2008
7420571 Method for processing a gray level in a plasma display panel and apparatus using the same Sep. 2, 2008
7420708 Method for processing color image data employing a stamp field Sep. 2, 2008
7418152 Method and device of image correction Aug. 26, 2008
7369276 Multi-level halftoning providing improved texture uniformity May. 6, 2008
7369712 Automated statistical self-calibrating detection and removal of blemishes in digital images based on multiple occurrences of dust in images May. 6, 2008
7362472 Color error diffusion Apr. 22, 2008
7355747 System for improving the speed of data processing Apr. 8, 2008
7301673 Error diffusion processing method Nov. 27, 2007
7272264 System and method for hole filling in 3D models Sep. 18, 2007
7206461 Digital image acquisition and processing system Apr. 17, 2007
7161634 Encoding system for error diffusion dithering Jan. 9, 2007

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