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Browse by Category: Main > Optical & Optics
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:

Class Number Class Name Patents
382/261 Adaptive filter 690
382/263 Highpass filter (i.e., for sharpening or enhancing details) 526
382/264 Lowpass filter (i.e., for blurring or smoothing) 795
382/262 Median filter 205
382/265 Recursive filter 148


Patents under this class:

Patent Number Title Of Patent Date Issued
8712180 System and methods for random parameter filtering Apr. 29, 2014
8711170 Edge alphas for image translation Apr. 29, 2014
8711168 Digital display devices and digital projectors with expanded color gamut Apr. 29, 2014
8705884 Image processing apparatus and method for controlling the same Apr. 22, 2014
8705882 Image processing apparatus selectively outputting first and second subframes at a predetermined timing and method of controlling the same Apr. 22, 2014
8705136 Method, computer program and print system for trapping print data Apr. 22, 2014
8705134 Method of processing an image to clarify text in the image Apr. 22, 2014
8704845 Methods and systems for full-color three-dimensional image display Apr. 22, 2014
8704843 Image processing apparatus and image processing method Apr. 22, 2014
8704830 System and method for path rendering with multiple stencil samples per color sample Apr. 22, 2014
8693801 Image processing device, image processing method, and integrated circuit Apr. 8, 2014
8693800 Image processing device, processing method thereof, and image processing system having the same Apr. 8, 2014
8693777 Apparatus and method for estimating edge areas of digital image Apr. 8, 2014
8692912 Multi-spectral camera Apr. 8, 2014
8692909 Image processing device and image pickup device using the same Apr. 8, 2014
8687922 Parallel scaler processing Apr. 1, 2014
8687912 Adaptive overshoot control for image sharpening Apr. 1, 2014
8687910 Image filtering method using pseudo-random number filter and apparatus thereof Apr. 1, 2014
8687909 Method for deblurring an image that produces less ringing Apr. 1, 2014
8687883 Method and a device for merging a plurality of digital pictures Apr. 1, 2014
8687869 System and method for acceleration of image reconstruction Apr. 1, 2014
8687240 Image processing apparatus and control method for performing screen processing Apr. 1, 2014
8687011 Techniques for efficient sampling for image effects Apr. 1, 2014
8682089 Image processing apparatus, image processing method, program and semiconductor integrated circuit Mar. 25, 2014
8682087 System and method for depth-guided image filtering in a video conference environment Mar. 25, 2014
8675998 Method and apparatus for high frequency component smoothing, and image display apparatus Mar. 18, 2014
8675997 Feature based image registration Mar. 18, 2014
8675987 Systems and methods for determination of a camera imperfection for an image Mar. 18, 2014
8675981 Multi-modal gender recognition including depth data Mar. 18, 2014
8675975 Method for encoding image using estimation of color space Mar. 18, 2014
8670630 Fast randomized multi-scale energy minimization for image processing Mar. 11, 2014
8670619 Robust interest point detector and descriptor Mar. 11, 2014
8670073 Method and system for video noise filtering Mar. 11, 2014
8670057 Image capturing device and image capturing method Mar. 11, 2014
8670040 Image processing method and apparatus and X-ray imaging apparatus implementing image sharpening processing Mar. 11, 2014
8666189 Methods and apparatus for flat region image filtering Mar. 4, 2014
8666188 Identifying edges of web media using textural contrast between web media and backer roll Mar. 4, 2014
8666172 Providing multiple symmetrical filters Mar. 4, 2014
8665952 Apparatus and method for decoding video encoded using a temporal filter Mar. 4, 2014
8660364 Method and system for determining a quality measure for an image using multi-level decomposition of images Feb. 25, 2014
8660363 Method and system for determining a quality measure for an image using a variable number of multi-level decompositions Feb. 25, 2014
8655101 Signal processing device, control method for signal processing device, control program, and computer-readable storage medium having the control program recorded therein Feb. 18, 2014
8655099 Relationship maintenance in an image process Feb. 18, 2014
8655091 Basis vector spectral image compression Feb. 18, 2014
8649628 Adaptive PSF estimation technique using a sharp preview and a blurred image Feb. 11, 2014
8649626 Image processing apparatus and method Feb. 11, 2014
8648936 Image processing apparatus and image processing method Feb. 11, 2014
8648873 Spatially variant dynamic range adjustment for still frames and videos Feb. 11, 2014
8644639 System and method for reduction of block noise Feb. 4, 2014
8644601 Reducing contours in digital images Feb. 4, 2014











 
 
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