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Class Information
Number: 382/260
Name: Image analysis > Image enhancement or restoration > Image filter
Description: Subject matter directed to any electrical apparatus or image processing operations that enhance images by suppressing or minimizing certain spatial frequencies.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7620261 |
Edge adaptive filtering system for reducing artifacts and method |
Nov. 17, 2009 |
| 7619622 |
Selective rendering for driver classes |
Nov. 17, 2009 |
| 7619627 |
Image processing apparatus |
Nov. 17, 2009 |
| 7619639 |
Adaptive scaling using a programmable video engine |
Nov. 17, 2009 |
| 7619640 |
Methods of suppressing ringing artifact of decompressed images |
Nov. 17, 2009 |
| 7620210 |
Anisotropic optimization for texture filtering |
Nov. 17, 2009 |
| 7616830 |
Method and device for reducing blocking artifacts in a compressed digital image without reducing clarity of edges |
Nov. 10, 2009 |
| 7616829 |
Reducing undesirable block based image processing artifacts by DC image filtering |
Nov. 10, 2009 |
| 7616828 |
Geospatial modeling system providing geospatial model data target point filtering based upon radial line segments and related methods |
Nov. 10, 2009 |
| 7616827 |
Image processing method and image processing device |
Nov. 10, 2009 |
| 7616826 |
Removing camera shake from a single photograph using statistics of a natural image |
Nov. 10, 2009 |
| 7617080 |
Image enhancement by spatial linear deconvolution |
Nov. 10, 2009 |
| 7613348 |
Medical imaging system having an apparatus for compressing image data |
Nov. 3, 2009 |
| 7613363 |
Image superresolution through edge extraction and contrast enhancement |
Nov. 3, 2009 |
| 7609906 |
Method and system for acquiring and displaying 3D light fields |
Oct. 27, 2009 |
| 7605821 |
Poisson image-editing technique that matches texture contrast |
Oct. 20, 2009 |
| 7606437 |
Image processing based on ambient air attributes |
Oct. 20, 2009 |
| 7602991 |
User definable image reference regions |
Oct. 13, 2009 |
| 7602989 |
Realtime 2D deconvolution system and method |
Oct. 13, 2009 |
| 7602990 |
Matting using camera arrays |
Oct. 13, 2009 |
| 7599575 |
Method and apparatus for reducing noise in a sequence of fluoroscopic images |
Oct. 6, 2009 |
| 7598963 |
Operating sub-pixel rendering filters in a display system |
Oct. 6, 2009 |
| 7599569 |
Method and apparatus for bilateral high pass filter |
Oct. 6, 2009 |
| 7596282 |
System and method for efficient feature estimation for medical images |
Sep. 29, 2009 |
| 7595911 |
Methods and systems for descreening a digital image |
Sep. 29, 2009 |
| 7593598 |
System and method for efficient filter design through weighted difference of Gaussian filters |
Sep. 22, 2009 |
| 7593588 |
Edge preservation type image processing device |
Sep. 22, 2009 |
| 7593761 |
Method and apparatus of determining and displaying an artifact index |
Sep. 22, 2009 |
| 7590300 |
Image filtering methods and apparatus |
Sep. 15, 2009 |
| 7590299 |
Increasing gamma accuracy in quantized systems |
Sep. 15, 2009 |
| 7589729 |
Image synthesis by rank-1 lattices |
Sep. 15, 2009 |
| 7590303 |
Image enhancement method using local illumination correction |
Sep. 15, 2009 |
| 7586525 |
Noise reduction apparatus, method and program |
Sep. 8, 2009 |
| 7584148 |
Apparatus and method for processing a check, and a computer-readable recording medium storing a check processing control program |
Sep. 1, 2009 |
| 7583852 |
Method of filtering an image for high precision machine vision metrology |
Sep. 1, 2009 |
| 7580588 |
Image processing apparatus, image reading apparatus, and image forming apparatus |
Aug. 25, 2009 |
| 7580589 |
Filtering of noisy images |
Aug. 25, 2009 |
| 7577315 |
Method and apparatus for processing image data of a color filter array |
Aug. 18, 2009 |
| 7577309 |
Direct vision sensor for 3D computer vision, digital imaging, and digital video |
Aug. 18, 2009 |
| 7577299 |
Image pickup apparatus and image pickup method |
Aug. 18, 2009 |
| 7577296 |
System and method for evaluating laser projection equipment |
Aug. 18, 2009 |
| 7577279 |
Identity verification apparatus and fingerprint image pickup method |
Aug. 18, 2009 |
| 7573485 |
System and method for virtual coverage anti-aliasing |
Aug. 11, 2009 |
| 7573493 |
Four color arrangements of emitters for subpixel rendering |
Aug. 11, 2009 |
| 7573508 |
Image signal processing apparatus and method for performing an adaptation process on an image signal |
Aug. 11, 2009 |
| 7570835 |
Edge smoothing filter for character recognition |
Aug. 4, 2009 |
| 7570834 |
Image de-ringing filter |
Aug. 4, 2009 |
| 7570833 |
Removal of poisson false color noise in low-light images usng time-domain mean and variance measurements |
Aug. 4, 2009 |
| 7570832 |
Image clean-up and pre-coding |
Aug. 4, 2009 |
| 7570831 |
System and method for estimating image noise |
Aug. 4, 2009 |
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