Patents
Patents for G06T 5 - Image enhancement or restoration, e.g. from bit-mapped to bit-mapped creating a similar image (36,832)
02/1993
02/03/1993EP0526295A2 Image forming apparatus
02/03/1993EP0525976A2 Intensity correction device
02/03/1993EP0525949A2 Digital image processing circuitry
02/03/1993EP0525804A2 Character thinning using emergent behavior of populations of competitive locally independent processes
02/03/1993EP0525527A2 Look-up table based gamma and inverse gamma correction for high-resolution frame buffers
02/03/1993EP0525520A2 Screening and color reproduction system in offset printing
02/03/1993EP0525359A2 System and method for picture image processing
02/03/1993EP0428624A4 Intelligent scan image processor
01/1993
01/31/1993CA2067939A1 Digital image processing circuitry
01/26/1993US5182778 Dot-matrix video enhancement for optical character recognition
01/26/1993US5182638 Digital color copying machine comprising a test mode for making a color adjustment
01/21/1993WO1993001560A1 Target classifying technique
01/20/1993EP0524043A1 Image processing and recording method and pick-up device for carrying out this method
01/20/1993EP0523999A1 Image processing method and apparatus
01/19/1993US5181261 An image processing apparatus for detecting the boundary of an object displayed in digital image
01/13/1993EP0522702A2 Spot color extraction
01/12/1993US5179599 Dynamic thresholding system for documents using structural information of the documents
01/12/1993US5179528 Signal processing system and method implementing a non-linear transfer function approximated by a piecewise linear transformation
01/07/1993WO1993000656A1 Improved error diffusion system
01/07/1993WO1992020183A3 Method and apparatus for adaptively thresholding grayscale image data
01/07/1993EP0521662A1 Improved automatic image segmentation
12/1992
12/30/1992EP0520774A2 Method and apparatus for the reduction of memory space required for a digital halftone system
12/30/1992EP0520386A2 Transforms for digital images in a hierarchical environment
12/30/1992EP0520042A1 Neighborhood-based merging of image data
12/30/1992CN1067544A Arrangement for correcting grey scale
12/23/1992WO1992022980A1 A method for displaying multitone images
12/23/1992WO1992022876A1 Apparatus and method for smoothing images
12/23/1992CN1067347A Arrangement for correcting grey scale of picture signal
12/23/1992CA2089490A1 Method for displaying multitone images
12/22/1992US5173951 Word oriented image smoothing apparatus and method
12/22/1992US5173949 Confirmed boundary pattern matching
12/22/1992US5173769 Video signal processing apparatus
12/16/1992EP0518588A2 Spatial filter for a two dimensional image and X-ray imaging system with improved spatial filter
12/16/1992EP0518462A2 Filtering operation method for a very high-speed image processing system
12/16/1992EP0517912A1 Method of resizing an image, designing a filter therefor, and mapping the output image to the input image
12/15/1992US5172423 Methods and apparatus for defining contours in colored images
12/15/1992CA2069150A1 System for non-contact colored label identification and inspection and method therefor
12/12/1992WO1992022985A1 Variable compatibility level television signal subband codec
12/12/1992CA2089167A1 Variable compatibility level television signal subband codec
12/09/1992EP0517374A1 Digital color matrixing circuit
12/09/1992EP0517035A2 Method for merging images
12/08/1992US5170443 Image processor for processing source pixel intensity values
12/08/1992US5170440 Perceptual grouping by multiple hypothesis probabilistic data association
12/02/1992EP0516576A2 Method of discriminating between text and graphics
12/02/1992EP0516325A2 Error diffusion signal processing
12/02/1992EP0516084A2 Video signal gradation corrector
12/02/1992EP0516083A2 Gradation corrector
12/02/1992EP0516047A2 Method of and apparatus for processing multi-dimensional data
12/01/1992US5168530 Confirmed boundary pattern matching
12/01/1992US5168528 Differential electronic imaging system
11/1992
11/26/1992WO1992021094A1 Method and apparatus for addition in preparation of histogram in an image processor
11/26/1992WO1992021093A1 Filter for dilation and erosion of images
11/25/1992EP0514537A1 Apparatus for processing digital data
11/25/1992EP0514478A1 Digital halftoning with correlated minimum visual modulation patterns.
11/25/1992EP0514446A1 Graphics system
11/25/1992EP0514445A1 Graphics system
11/25/1992EP0514390A1 Process for determining the instantaneous position and shape of moving objects and for displaying them as a binary image.
11/25/1992CN1019239B Display system
11/24/1992US5166986 Apparatus for binarizing image signals
11/24/1992US5166810 Image quality control system for an image processing system
11/19/1992EP0513989A2 Raster imaging device speed-resolution product multiplying method and resulting pixel image data structure
11/19/1992EP0513906A2 Method and device for single and/or multi-scale noise reduction system for pictures
11/19/1992EP0331687B1 Apparatus and methods for locating edges and document boundaries in video scan lines
11/19/1992DE4116411A1 Digital signal processing system for real time detection of video signal form - generates binary sequence of grey values using memory and register with bits fed back to form memory address and single bit output sequence
11/17/1992US5165100 Over-range image artifact reduction in tomographic imaging
11/17/1992US5164993 Method and apparatus for automatic tonescale generation in digital radiographic images
11/12/1992WO1992020183A2 Method and apparatus for adaptively thresholding grayscale image data
11/11/1992EP0512422A2 Method for temporally adaptive filtering of noisy image sequences
11/10/1992US5163100 Image processing circuit with reduced number of contact pads
11/10/1992US5163099 Imaging apparatus having a detector for determining the presence of contrasting portions in a viewed object
11/10/1992US5162898 Color image data compressing apparatus and method
11/04/1992EP0511754A2 Apparatus and method for descreening
10/1992
10/27/1992CA1309502C Method and system for enhancement of a digitized image
10/20/1992CA1309183C Anti-aliasing raster operations
10/20/1992CA1309167C Image processing method for the removal of spot defects and apparatus therefor
10/15/1992WO1992017858A1 Massively parallel image restoration with preservation of sharp boundaries
10/15/1992WO1991019242A3 Neighborhood-based merging of image data
10/14/1992CN1065347A Edge detection method and apparatus for image processing system
10/13/1992US5155775 Structured illumination autonomous machine vision system
10/13/1992US5155706 Automatic feature detection and side scan sonar overlap navigation via sonar image matching
10/13/1992US5155599 Screening system and method for color reproduction in offset printing
10/13/1992US5155598 Method and apparatus for processing and reproducing images
10/07/1992EP0507485A2 Method and apparatus for processing image corresponding to radiographic pattern
10/07/1992EP0506921A1 Extending dynamic range of stored image data base
10/07/1992CN1065171A Method and arrangement for producing signal of informational content of correspnding screen picture
10/06/1992US5153926 Parallel processing network that corrects for light scattering in image scanners
10/06/1992US5152292 Adaptive rejection filter for color flow ultrasound imaging
09/1992
09/30/1992EP0506327A2 A system and method for ranking and extracting salient contours for target recognition
09/30/1992EP0505729A2 Image binarization system
09/29/1992US5151953 Single chip 2-D convolver
09/29/1992US5151947 Method and apparatus for processing radiation image
09/29/1992US5151794 Image processing method
09/29/1992US5151686 Electronic brush generation
09/23/1992EP0505200A2 Radiographic image processing method wherein small variation of density is selectively made clear
09/23/1992EP0505145A2 A system for detecting an edge of an image
09/23/1992EP0505077A2 Rectilinear object image matcher
09/23/1992EP0504876A2 Image processing apparatus
09/23/1992EP0504633A2 Minimum difference processor
09/22/1992US5150433 Use with a signal processing mechanism
09/22/1992US5150421 System for automated transformation of gray level of image