Patents
Patents for G06T 5 - Image enhancement or restoration, e.g. from bit-mapped to bit-mapped creating a similar image (36,832)
05/1991
05/14/1991US5016207 High-speed digital filter processor including parallel paths for processing data, suitable for use in spatial filter image processing
05/14/1991US5016191 Half toning pixel processor
05/14/1991US5016173 Apparatus and method for monitoring visually accessible surfaces of the body
05/14/1991US5015853 Method of recognizing irradiation field, and method of adjusting image processing conditions
05/14/1991CA1284239C Device for and method of subtraction imaging with reduction of motionartefacts
05/07/1991US5014235 Convolution memory
05/02/1991EP0425123A2 Image enhancer
05/02/1991EP0424912A2 Region extracting method and three-dimensional display method
04/1991
04/30/1991US5012333 Interactive dynamic range adjustment system for printing digital images
04/23/1991US5010504 Digital image noise suppression method using SVD block transform
04/17/1991EP0422911A2 Image interpretation
04/17/1991EP0422348A2 Two-dimensional systolic array for neural networks, and method
04/17/1991EP0422220A1 Image processing apparatus
04/16/1991US5008947 Method and apparatus for correcting extension rates of images
04/10/1991EP0421632A2 Digital X-ray image processing apparatus and method
04/10/1991EP0421160A2 Cross-product filter method
04/10/1991EP0242388B1 Circuit for focussing an optical image system
04/09/1991US5007099 Data filtering method
04/09/1991US5006938 Half-tone image generator using white noise source
04/09/1991US5006708 Method for generating radiation image signals
04/03/1991EP0420391A2 Colour tone generator
04/03/1991EP0419616A1 Method and apparatus for filtering digital data.
04/02/1991US5005147 For determining the shape of a remote surface
04/02/1991US5005011 Vertical filtering apparatus for raster scanned display
03/1991
03/27/1991EP0418949A1 Method of detecting an amplitude transient in a field of elements having a multivalent amplitude distribution, device suitable for performing the method, and video system including the device
03/27/1991EP0418921A2 Energy subtraction processing method and apparatus, superposition processing method and apparatus, and radiation image read-out apparatus
03/26/1991US5003618 Automatic adaptive anisotropic digital filtering and biasing of digitized images
03/26/1991US5002106 Method and device for the production of wood sheets from cut wood
03/21/1991WO1991003796A1 A computer based digital image noise reduction method based on overlapping planar approximation
03/21/1991WO1991003795A1 Digital image noise reduction of luminance and chrominance based on overlapping planar approximation
03/19/1991US5001767 Image processing device
03/19/1991US5001573 Method of and apparatus for performing detail enhancement
03/13/1991EP0416886A2 Image recording apparatus
03/12/1991US4999718 Image processing apparatus with interference suppression
03/12/1991US4999711 Digital method of modifying an image contrast so as to retain imaging of small objects
03/12/1991US4999629 Two tone and multiple image discrimination and signal binarization system
03/12/1991US4999497 Radiation image read-out and reproducing method and apparatus
03/06/1991EP0415742A2 Image processing apparatus
03/06/1991EP0415401A2 Improved multiplicative signal correction method and apparatus
03/05/1991US4998288 Two dimensional hybrid digital convolver
03/05/1991US4998122 Image binarization apparatus
03/05/1991CA1281125C Production of an image model and inspection of pixel representation of an image
02/1991
02/27/1991EP0414505A2 Edge enhanced error diffusion algorithm
02/26/1991US4996603 For obtaining a binary signal from multi-level signal
02/26/1991US4996602 Image-processing apparatus
02/21/1991WO1991002425A1 Apparatus and method for transforming a digitized signal of an image
02/20/1991EP0413557A2 Image processing apparatus
02/20/1991EP0250468B1 Digital color image processing with histogram shape correction
02/19/1991US4994965 Method for reducing motion induced image artifacts in projection imaging
02/19/1991US4994662 Radiation image read-out apparatus and method for operating the same
02/12/1991US4992955 Apparatus for representing continuous tone and high contrast images on a bilevel display
02/12/1991US4992663 Method of judging the correctness or incorrectness of a prospective contour point of an irradiation field
02/07/1991DE3925929A1 Determining coordinates of edges of object in image - using different image point grey values by determining concn. points from grey value differences
02/06/1991EP0412034A2 Improved pel resolution addressing conversion
02/06/1991EP0411911A2 Image processing apparatus
02/06/1991EP0411189A1 X-ray diagnostic apparatus
02/05/1991US4991120 Apparatus for interfacing video frame store with color display device
02/05/1991US4991092 Image processor for enhancing contrast between subregions of a region of interest
01/1991
01/30/1991EP0247183B1 Neural networks for machine vision
01/29/1991US4989142 Three-dimensional images obtained from tomographic slices with gantry tilt
01/29/1991US4989080 Color correction device with a hue area judgment unit to determine correction parameters
01/24/1991WO1991001071A1 Process to correct distortion of radiological images
01/23/1991EP0409310A2 Method and apparatus for edge detection in images
01/23/1991EP0409206A2 Digital image display apparatus
01/22/1991US4987557 System for calculation of sum of products by repetitive input of data
01/09/1991EP0406382A1 Unsharp masking using center weighted local variance for image sharpening and noise suppression.
01/08/1991US4984286 Digital
01/08/1991US4984159 Method and apparatus for estimating elliptical body contours in fan beam computed tomographic systems
01/08/1991US4984075 Contour detecting apparatus
01/08/1991US4984071 Method of and apparatus for establishing a reference point on a gradation correction curve
01/08/1991US4983835 Method for detecting prospective contour points of an irradiation field
01/02/1991EP0405805A2 Apparatus for processing image data
01/02/1991EP0405457A2 Method and apparatus for classifying picture elements in radiation images
01/02/1991EP0405456A2 Abnormal pattern detecting or judging apparatus, circular pattern judging apparatus, and image finding apparatus
01/02/1991EP0405052A2 A technique for producing a fine grained dithered halftone image having an increased number of gray levels
01/02/1991EP0404911A1 Vertical filtering apparatus for raster scanned display.
01/01/1991US4982294 Apparatus for enhancing and thresholding scanned microfilm images and methods for use therein
12/1990
12/27/1990EP0404396A1 Image capture system and method
12/27/1990EP0404394A2 Image processing system
12/27/1990EP0403641A1 Digital image sharpening method using svd block transform
12/27/1990CA1278373C Method of detecting boundary structures in a video signal
12/25/1990US4980923 Dilation/erosion conversion circuit
12/19/1990EP0403226A1 Method and apparatus for generating a binary representation of an image
12/19/1990CA2012404A1 Method and apparatus for conversion of black and white image to grayscale image
12/18/1990US4979222 Method for producing a third image that clarifies the differences between two images which are allocated to one another
12/18/1990US4979136 Processing system and method for enhancing image data
12/13/1990WO1990015404A1 Apparatus for interfacing video frame store with color display device
12/12/1990EP0356432A4 Digital image noise suppression method using svd block transform
12/11/1990US4977505 Means to correlate images from scans taken at different times including means to determine the minimum distances between a patient anatomical contour and a correlating surface
12/11/1990US4977504 Method for determining desired image signal ranges and method for determining image regions
12/05/1990EP0401077A2 Method and apparatus for removing noise data from a digitized image
12/04/1990US4975973 Image processing device suitable for obtaining the volume and center of gravity of a three-dimensional binary image
12/04/1990US4975972 Method and apparatus for surface inspection
12/04/1990US4975970 Image display having automatic image adjustment
12/04/1990US4975785 Pel resolution addressing conversion
11/1990
11/27/1990WO1990014635A1 Method of and apparatus for processing an image signal
11/27/1990CA2056985A1 Method of and apparatus for processing an image signal
11/22/1990EP0398861A2 Method for adaptively sharpening electronic images
11/22/1990EP0398501A1 Image processing apparatus
11/22/1990EP0398314A2 An apparatus for binarizing image signals