|
Match
|
Document |
Document Title |
|
|
6590617 |
Edge emphasis device, image forming apparatus, image signal processing method, and image forming method
This invention can suppress overshoot/undershoot, and can maintain the improvement effect of the leading edge of an edge portion. For this purpose, a second derivative signal generator ( 1 )...
|
|
|
6591020 |
Antialiazed high-resolution frame buffer architecture
A system processes a color image. A high-resolution cache stores high-resolution data. A low-resolution memory, electrically connected to the high-resolution cache, stores low-resolution data. The...
|
|
|
6583897 |
Non-local approach to resolution enhancement
A method of smoothing edges of an input image is provided for use in connection with an image rendering engine that supports two opposing intensity levels and a range of intermediate intensity...
|
|
|
6577774 |
Image forming apparatus and image forming method
In the image forming apparatus a binary-digitizing section compares inputted multi-valued image data with a threshold value and converts the image data to binary data, a template matching section...
|
|
|
6549303 |
Trapping methods and arrangements for use in printing color images
Methods and arrangements are provided to apply trapping techniques to print image data prior to printing. The trapping techniques employ a trapping process that is designed to detect edges between...
|
|
|
6545724 |
Blending text and graphics for display on televisions
Text and graphics elements may be alpha blended in a way to reduce flicker when the text or graphics are display by a processor-based television receiver. The alpha values are used to intelligently...
|
|
|
6535221 |
Image enhancement method and apparatus for internet printing
A method for enhancing a digital image for printing or display on a high resolution device is described. The method includes receiving a digital source image and selecting a block of source pixels...
|
|
|
6535632 |
Image processing in HSI color space using adaptive noise filtering
Adaptive noise filtering is applied to an image frame of HSI data to reduce and more uniformly distribute noise while preserving image feature edges. An adaptive spatial filter includes a plurality...
|
|
|
6535643 |
Method for recovering compressed motion picture for eliminating blocking artifacts and ring effects and apparatus therefor
The present invention relates to a method for recovering a compressed image for an image processing technique and an apparatus therefor. In the present invention, a cost function is defined in...
|
|
|
6522427 |
Color table manipulations for contour reduction
An apparatus and method for improving a color space transformation between an input device such as a scanner and an output device such as a printer. The color space transformation includes a first...
|
|
|
6507675 |
Structure-guided automatic learning for image feature enhancement
A structure-guided automatic learning system for image feature enhancement uses a learning image together with an application domain structure and detection target specification to produce a...
|
|
|
6501483 |
Method and apparatus for antialiasing using a non-uniform pixel sampling pattern
The invention provides a method and apparatus for an anti-aliasing process that allows for super-sampling at a high subpixel resolution, but does not require the process and memory resources...
|
|
|
6501565 |
Method and apparatus for smoothing text outlines
Methods and apparatus are provided to smooth a jagged outline of a reconstructed text generated through any of a variety of systems, such as, for example, an image scanner. Given the reconstructed...
|
|
|
6493467 |
Image processor, data processor, and their methods
The characteristic of nonlinear processing with respect to image data is designated by a GUI and the result of the processing quickly displayed. A personal computer 72 displays a GUI image for...
|
|
|
6487313 |
Problem area location in an image signal
In a method of locating problem areas in an image signal (I), a motion vector field (Df) is estimated for the image signal (I), and edges are detected in the motion vector field (Df). In a...
|
|
|
6483943 |
Feature value extraction methods and apparatus for image recognition and storage medium for storing image analysis program
One or more contours of a picture element (PEL) array pattern are detected and, then, a strength of concavity/convexity on each contour (acuteness) and a direction of concavity/convexity are...
|
|
|
6476876 |
Contour emphasizing circuit
A contour emphasizing circuit in which VE detected by a vertical contour component detecting unit and HE detected by a horizontal contour component detecting unit are added by a first adder and...
|
|
|
6473525 |
Method for detecting an image edge within a dithered image
A method for detecting an image edge within a dithered image. A pixel within a support region is selected for processing. The differences between pixel values in the region and the selected pixel...
|
|
|
6466700 |
Method of processing a noisy multidimensional image and medical imaging apparatus for carrying out this method
The invention relates to an image processing method for preserving the edges of objects reproduced in an intensity image and for reducing the noise, including the steps of acquisition of the...
|
|
|
6466695 |
Procedure for automatic analysis of images and image sequences based on two-dimensional shape primitives
The invention provides an apparatus, and related method, for providing a procedure to analyze images based on two-dimensional shape primitives. In the procedure, an object representation is created...
|
|
|
6463175 |
Structure-guided image processing and image feature enhancement
A structure guided image processing system uses geometric structure information to guide image feature extraction and enhancement of an input image to produce a weight image output and a mask image...
|
|
|
6453068 |
Luminance enhancement with overshoot reduction control based on chrominance information
A method and apparatus for digital image processing are provided for controlling luminance channel overshoot in response to FIR or other enhancement processing based upon chrominance. The luminance...
|
|
|
6453076 |
Edge enhancement circuit
Disclosed herein is an edge enhancement circuit which is capable of reducing required memory capacity and power consumption. An input analog video signal HVa is sampled based on a clock signal CLK...
|
|
|
6445831 |
Image processing method and apparatus
Graininess suppression image processing is carried out on an original image signal, and a graininess suppression processing image signal is obtained from the graininess suppression image...
|
|
|
6445832 |
Balanced template tracker for tracking an object image sequence
A method and apparatus are described for tracking an object image in an image sequence in which a template window associated with the object image is established from a first image in the image...
|
|
|
6434271 |
Technique for locating objects within an image
A technique for locating objects within an image is disclosed. In one embodiment, the technique is realized by obtaining an image and then identifying an object within the image based upon an...
|
|
|
6429875 |
Processing image data
Image frames are stored as a plurality of pixel values. An image frame is viewed in which a perceived object ( 301 ) is to be distinguished from the remainder of the image frame. Input signals...
|
|
|
6418242 |
Efficient detection of error blocks in a DCT-based compressed video sequence
A method of efficient and reliable detection of error blocks in a DCT-based compressed video sequence extracts edges from an image that correspond to the DCT blocks. These edges are processed to...
|
|
|
6408109 |
Apparatus and method for detecting and sub-pixel location of edges in a digital image
The invention provides a fast, computationally inexpensive, and highly accurate method and apparatus for edge detection in a digital image, even for edges that are not substantially parallel to the...
|
|
|
6400846 |
Method for ordering image spaces to search for object surfaces
A method determines a surface of an object in a sequence of images. The method begins by estimating a boundary of the object in each image of the sequence using motion information of adjacent...
|
|
|
6396952 |
Computer animation generator
Polygonal data input in a first step is subjected to evaluation in which all edges of the polygon data are ranked in importance on the basis of a volume change caused by removal of that edge. The...
|
|
|
6392759 |
Edge-enhancement processing apparatus and method, and medium containing edge-enhancement processing program
An edge-enhancement processing apparatus which removes problems of the conventional edge enhancement processing, which requires checking by an operator's visual observation or a high-frequency band...
|
|
|
6389176 |
System, method and medium for increasing compression of an image while minimizing image degradation
The present invention relates to an image/video enhancement system and method for transmission of the image/video. The system processes an image before transmission using a pre-processor and then...
|
|
|
6385347 |
Image reading system
An image reading system provided with an image sensing means to convert the image of an open-faced document to electronic signals in fine division in the viewing direction and a vertical direction...
|
|
|
6385346 |
Method of display and control of adjustable parameters for a digital scanner device
In a method for image processing, an image is scanned. A first portion of the image is displayed based at least in part upon a first value of a first adjustable parameter, where the first parameter...
|
|
|
6381372 |
Systems and methods for designing image processing filters using templates
Image conversion systems and methods optimally perform filter design. The filter design allows for template-based image processing filters to be optimized to criteria based on visual perception....
|
|
|
6381356 |
Method and apparatus for inspecting high-precision patterns
A device and method for inspecting a test piece with a laser beam in which the laser beam is divided into plural beams, and each of the plural beams has an identification marker, such as a...
|
|
|
6377711 |
Methods and systems for detecting the edges of objects in raster images using diagonal edge detection
Trapping methods and systems for raster images along horizontal, vertical or diagonal directions uses edge detection for detecting edges between pixels and only diagonally neighboring pixels.
|
|
|
6373992 |
Method and apparatus for image processing
There is provided a method for processing a digital image for noise suppression and sharpness enhancement, comprising the steps of performing a sharpness enhancing process on original image data to...
|
|
|
6373991 |
Method of and apparatus for interpolating gradation levels of image
Interpolation of gradation levels of an image without degradation of the quality of the image is disclosed. The image is searched in the vertical direction from an objective pixel (Pt) to be...
|
|
|
6370278 |
Image processing method and apparatus
A color-to-monochrome image conversion technique is disclosed. After the color image is converted to a monochrome input image and a plurality of primary-color input images, boundary information is...
|
|
|
6366292 |
Scaling method and apparatus for a flat panel display
A method and apparatus for the scaling of digital image data for improved image quality on LCD displays is described. An output pixel value is determined from a source pixel array approximately...
|
|
|
6363526 |
Edge enhancement correction for improved image quality
An objectionable outlining effect, seen as dark edges and white edges outlining everything in a scene, is eliminated by clipping or limiting the spikes generated by excessive enhancement....
|
|
|
6360023 |
Adjusting character dimensions to compensate for low contrast character features
Methods and systems for increasing the contrast with which thin-stemmed characters can be displayed in sub-pixel rendering processes are disclosed. Some fonts, such as Courier New, have relatively...
|
|
|
6356304 |
Method for processing video signal and apparatus for processing video signal
An image which is seen as a natural feeling can be attained in such a manner that a resolution of a photographed image is kept substantially constant irrespective of any variation in condition of...
|
|
|
6356278 |
Methods and systems for asymmeteric supersampling rasterization of image data
Methods and systems are disclosed for utilizing an increased number of samples of image data, coupled with the separately controllable nature of RGB pixel sub-components, to generate images with...
|
|
|
6351560 |
Apparatus, method, and program for locating an objective on a form and a recording medium for recording the program for locating the objective on the form
An apparatus, a method, and a program locate an objective on a form without a black background function or specific marks irrespective of whether or not there are ruled lines on the form. The...
|
|
|
6343158 |
Apparatus for converting gray levels of an image, a method thereof, a program storage device thereof, and an infrared camera
An apparatus for converting gray levels of an image, a method thereof, a program storage device thereof, and an infrared camera. The object of the present invention is to provide an apparatus for...
|
|
|
6339451 |
Graphical on-screen display system
A graphical on-screen display (OSD) system, includes a decoder for decoding graphical OSD image representative data from an auxiliary information component of a video signal. An edge detector is...
|
|
|
6335980 |
Method and system for the segmentation of lung regions in lateral chest radiographs
A method and system for the automated segmentation of the lung regions in lateral chest radiographs. This is achieved according to the invention by providing an improved computerized, automated...
|