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7302104 Smoothing tile boundaries of images encoded and decoded by JPEG 2000  
An image processing apparatus and method for decompressing compressed image data is described. In one embodiment, the image processing apparatus decompresses compressed image data that is obtained...
7301573 Apparatus for and method of edge enhancement in image processing  
An apparatus for and a method of simultaneously performing edge detection and enhancement without any additional memory storage include an image sensor sensing an image to output image data, a line...
7298918 Image processing apparatus capable of highly precise edge extraction  
An image processing apparatus first forms an edge image of an input image using, for example, SOBEL operator, and performs a smoothing process on the formed edge image by using an average filter....
7298525 Image processing device and image processing program for processing a plurality of color signals formed of a plurality of color components  
In a halftone module, it is judged whether or not the value “rate” for each pixel is greater than zero (0). In other words, it is judged whether or not the eight-bit input data Iin of each...
7298404 Contour-emphasizing device  
The present invention provides an edge enhancing apparatus ( 20 ) including a filter ( 51 ) to extract a horizontal high-frequency component of a video signal, a rise/fall detection detector ( 52 )...
7295346 Methods and apparatus for antialiasing using selective implementation of logical and averaging filter operations  
Methods and apparatus for antialiasing images that contain one or more image objects such as colored text, line art, and graphical objects, such that the edge pixels of an antialiased image object...
7292356 Printing with reduced outline bleeding  
The present invention is a printing method of recording an image by forming ink dots on a print medium in one of a plurality of print modes. The method determines the reduction pattern in response...
7292738 Method and system for dynamic angle interpolation in image processing  
A method and system for image resample by spatial interpolation. The method and system allow more than simple angle interpolation by allowing spatial interpolation to be performed on small angle...
7292728 Block quantization method for color halftoning  
A method and apparatus for block quantization for color halftoning is described. In one embodiment, the method comprises dividing an input image and an output image into blocks, wherein each block...
7286269 Use of an input black and white bitmap to generate emboldened anti-aliasing bitmap  
A computer-implemented simulated emboldening mechanism for emboldening an input Black and White bitmap to generate an emboldened Anti-Aliasing bitmap. The simulated emboldening adjusts the...
7286721 Fast edge-oriented image interpolation algorithm  
The invention provides an image interpolating method, which comprises receiving the low resolution pixels Y ij . Then, a homogenous area and an edge area of the image are determined according to...
7283680 Method for image processing by unsharp masking  
A method for adjusting an image signal by a processor includes providing a first low pass filter and a second low pass filter, generating an energy ratio of a band-pass image signal and the image...
7274828 Method and apparatus for detecting and processing noisy edges in image detail enhancement  
A method and system that detect image pixels of noisy and sharp image edges, and enhance such pixels differently than other pixels, so that noise around the detected pixels is essentially not...
7274831 High quality anti-aliasing  
An antialiasing method and apparatus suitable for antialiasing a variety of image types, including fonts, large images, and very small images. The antialiasing technique may represent the edge of a...
7274802 Automatic tracking apparatus for reflector  
The present invention comprises an illumination portion ( 11 ), and, a light receiving portion ( 12 ) having an image sensor ( 27 ) which are disposed in a surveying machine body ( 8 ), arithmetic...
7271851 Adaptive color transient improvement  
A superior Color Transient Improvement technique is adaptive to the local image features, so that more natural color edge transition improvement can be accomplished. A gain control function is...
7269300 Sharpening a digital image in accordance with magnification values  
A method of processing a digital image having pixels to improve the sharpness of a print generated from the digital image including determining a magnification value representing the magnification...
7265873 Image processor that performs edge enhancement using a dynamic threshold  
An image processing system that performs edge-enhancement on an image. The image processing system processes a region of the image at a given time. One specific pixel of an image region is compared...
7265766 Method and system for adaptive bit depth enhancement for displays  
According to one embodiment, a method for compensating for inadequate bit resolution in a light processing system includes receiving a plurality of values each indicative of an intensity level for...
7266249 Optimized region growing algorithm for scale space analysis  
The present invention provides a system, method and computer program product for improving quality of images. The pixels of the input image are used to generate two lists of pixels based on two...
7265871 Image formation processing method and image formation processing apparatus  
An image formation processing method for forming an image to be raised with color toners on a raised portion of an expandable toner which is formed on a recording sheet according to an original...
7263219 Image processor  
Additive information for restoring the contour of an image is generated and embedded in the image data. The format of the additive information is determined beforehand. When a hard copy is...
7260267 Image processing apparatus, computer readable medium storing program, image processing method, image capturing apparatus, printing apparatus, and scanning apparatus  
An image processing apparatus for performing gamma correction and edge correction on the image and for generating a noiseless image. The image processing apparatus includes a gamma correction unit...
7251053 Image processing apparatus and method  
The sharpness of a digital image is enhanced by an edge enhancement process in which the edge adjustment range is adjusted. The image processing apparatus of the present invention determines the...
7248747 Method and arrangement for the correction of video signals  
In a method for the correction of video signals whose processing is distributed between a plurality of segments having different transfer characteristics, it is provided that, from values in each...
7242816 Group average filter algorithm for digital image processing  
This present invention discloses a system and method for enhancing images of barcodes and other similar objects taken by the digital camera connected to or embedded in a mobile device. This filter...
7242412 Method and apparatus for expanding a source pixel in a digital image  
An apparatus for expanding a source pixel in a digital image includes an edge direction detector detecting edge direction in the vicinity of the source pixel. An interpolator interpolates multiple...
7242819 Method and system for advanced edge-adaptive interpolation for interlace-to-progressive conversion  
An improved method and system for edge adaptive interpolation. The method uses a “9×2” window to detect the edge direction with post-processing to remove any artifacts due to the possible...
7239735 Pattern inspection method and pattern inspection device  
In this pattern inspection device, the optical scanning section scans the inspected pattern using a laser beam. A photoelectric image processing section generates an image of the inspected pattern....
7239342 Image processing apparatus and method  
An object of the present invention is to generate an image which is prevented from being influenced by a movement while suppressing increase in noise components. When a movement is detected during...
7231096 Screening method for overlapping sub-images  
A method and system for reproducing an image on a carrier, the method includes: generating a conjoined first and second sub-image, each representative for a portion of the image; defining an...
7228003 Flat-field, panel flattening, and panel connecting methods  
A plurality of panels are assembled into a single image. Each of the panels may have different intensities throughout the panel, as well as non-uniformities between panels. The panels are modified...
7224405 Horizontal contour correction circuit  
A horizontal contour correction circuit for correcting a horizontal contour of a video signal to output as a corrected signal, comprising: a delay circuit for outputting video signal values of a...
7221799 Image processing based on degree of white-background likeliness  
An image processing device includes a filtering unit which filters an input image with variable frequency characteristics, an edge detection unit which detects magnitudes of edges appearing in the...
7218793 Reducing differential resolution of separations  
Certain disclosed implementations use digital image processing to reduce the differential resolution among separations or images in film frames, such as, for example, red flare. A location in the...
7203234 Method of directional filtering for post-processing compressed video  
A method of post-processing decompressed images includes identification of the direction of an image edge in a pixel block of the image and filtering applied along the boundary of the block in a...
7200278 4×4 pixel-based edge detection and edge enhancement without line buffer overhead  
A digital image upscaling system enhances the visual quality of enlarged images by detecting diagonal edges and applying an appropriate scaling algorithm, such as a rotated bilinear scaling...
RE39541 Methods and apparatuses for recovering compressed motion picture  
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...
7194142 Selective thickening of dark features by biased sharpening filters  
Processing of a pixel of a digital image includes sharpening a digital image, while boldening dark features in the digital image as a non-decreasing function of local contrast.
7184608 Apparatus and method for edge enhancement of digital image data and digital display device including edge enhancer  
A method of edge-enhancing digital image data is provided, which includes: storing first and second image data; calculating difference between the first image data and the second image data;...
7177481 Multiresolution unsharp image processing apparatus  
The invention concerns an image-processing apparatus, in which a high-frequency component signal of an original image-signal, representing a plurality of pixels, is added to either the original...
7173734 Intercolor bleed reduction in liquid ink printers  
A system and method for detecting edge locations where intercolor bleeding would likely be a problem, and reducing the amount of ink printed at those locations. The method operates on image data...
7173660 Method for displaying an information image on a screen  
For an image to be displayed on a liquid crystal display, a thinning process is executed to reduce a number of pixels constructing the image. An original image of an information image is produced...
7171056 System and method for converting whiteboard content into an electronic document  
A system and method of converting the content of a regular whiteboard into an electronic document. This system and method provides an effective, economical and easy to use way to convert whiteboard...
7167594 Noise reduction method  
A method of reducing noise in images formed by uniform regions and textures delimited by edges, comprises a step of filtering these images, a step of detecting edges in these images, a sub-step of...
7167271 Image recording apparatus  
The image recording apparatus has a sharpness correcting device which performs a sharpness correction process on image data supplied from a medical diagnostic image generating apparatus, an...
7167595 Image processing apparatus and recording medium, and image processing apparatus  
The edge of an image is extracted, and edge information that includes the grade and the direction of the slope of the edge is obtained. The smoothing strength is calculated using the luminance of a...
7164430 Anti-aliasing line pixel coverage calculation using programmable shader  
A system and method for rendering a non-zero thickness line on a pixel-limited output device such that aliasing of the line is reduced. The edges defining a line segment are expanded to insure that...
7161636 Vertical sharpness adjustment device and TV receiver therewith  
A vertical sharpness adjustment device with which a viewer of a TV receiver can choose a degree of vertical sharpness adjustment to enhance a contour of a picture in vertical direction is offered....
7158148 Display equipment, display method, and recording medium for recording display control program  
A three-times magnified pattern of a central target pixel and horizontally contiguously adjacent sub-pixel patterns next thereto are determined on the basis of a reference pattern that has a...