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| Number | Title | Issue Date |
| 7702176 | One dimensional feature enhancement A method and device of feature enhancement for digital image processing. A predefined feature in one dimension of the image is searched to obtain several peaks, and each peak is either a local maximum or local minimum. Each peak is enhanced by adding an offset to in... | 04/20/2010 |
| 7630574 | Image encoding method and image apparatus An object of the invention is to provide an image encoding method and an image apparatus which do not request change on a decoder and can give effects on many applications by having an encoder carry processing for reducing occurrence of noise. A pixel whose tone val... | 12/08/2009 |
| 7388997 | One dimensional feature enhancement A method and device of feature enhancement for digital image processing. A predefined feature in one dimension of the image is searched to obtain several peaks, and each peak is either a local maximum or local minimum. Each peak is enhanced by adding an offset to in... | 06/17/2008 |
| 7370204 | Watermark data embedding apparatus and extracting apparatus By a program process, CPU 31 embeds a watermark data into a waveform data stored in wave memory 41a. The program includes a step for detecting a characterizing part (attack part and loop part) of a waveform data that represents a waveform of a m... | 05/06/2008 |
| 7369276 | Multi-level halftoning providing improved texture uniformity A method for multi-level halftoning an input digital image to form an output digital image which includes a multi-level error diffusion halftoning process incorporating periodic dither signals whose amplitudes are adjusted as a function of the error-diffusion textur... | 05/06/2008 |
| 7362912 | Method and system for immediately determining incorrect pixel values of a captured image A method for immediately determining incorrect pixel values of a captured image on an optical mouse, which determines a quality of an image in a video stream captured by the optical mouse and accordingly finds a motion distance for the optical mouse. The method firs... | 04/22/2008 |
| 7324243 | Fluorescent color scanning method for use in a scanner A fluorescent color scanning method is disclosed to include the steps of: scanning a standard white to obtain a first reference white W1; reducing the scanning brightness and then scanning the standard white to obtain a second reference white W2; using... | 01/29/2008 |
| 7298896 | Image processing device for optically decoding an image recorded on a medium for digital transmission of the image information An image processing device such as an image scanner, etc., and its objective is to actualize a proper binarizing routine specific to the types of images. A histogram of density values is drawn based on decoded data, and after the respective levels and frequencies of... | 11/20/2007 |
| 7295713 | Method for encoding images, and an image coder The invention relates to a method for encoding a digital image, in which method the digital image is divided into blocks (C, L, U, UL, UR). In the method a spatial prediction for a block (C) is performed to reduce the amount of information to be transmitted, wherein... | 11/13/2007 |
| 7280259 | Method for printing a color proof using a spatial filter The invention is a method for printing a color proof from an initial halftone bitmap file (10) having individual dots (10a, 10b, 10c, 10d) using a spatial filter (20) which is created from a calib... | 10/09/2007 |
| 7265878 | Method of shortening multiple-image scanning duration A method of shortening multiple image-scanning duration including setting the scanning parameters of each images in a pre-scanning operation, categorizing the images into groups, assigning images belonging to the same group to a scanning region and finally initializ... | 09/04/2007 |
| 7239430 | Binary halftone detection A method to detect frequency and angle of a binary halftone pattern. The method employs an exclusive-or operation which is applied locally to a region of a binary bit map and its spatially shifted version. The resulting bits from the exclusive-or operation are summe... | 07/03/2007 |
| 7236270 | Method of setting reference data of shading corrections, and image reading apparatus A white reference image is inputted to an image sensor with a light source lit up, and white reference data is set every effective photosensor element by inspecting the output signals of the image sensor as to the white reference image (steps S305 and S310... | 06/26/2007 |
| 7203361 | Adaptive digitizer for optical reader An optical reader is provided that can include an image sensor. The optical reader can generate an array of miltibit pixel values. The array of multibit pixel values can be processed. In one embodiment, the image sensor can be provided by a 1D image sensor. In one e... | 04/10/2007 |
| 7158686 | Enhancing the tonal characteristics of digital images using inflection points in a tone scale function A method of producing a tone scale function which operates on a source digital image to improve tonal characteristics, includes receiving a source digital image including a plurality of pixels; and producing a tone scale function having a highlight tone scale segmen... | 01/02/2007 |
| 7151996 | System and method for generating a model of the path of a roadway from an image recorded by a camera A road skeleton estimation system generates an estimate as to a skeleton of at least a portion of a roadway ahead of a vehicle. The road skeleton estimation system includes an image receiver and a processor. The image receiver is configured to receive image informat... | 12/19/2006 |
| 7123768 | Apparatus and method for detecting a pattern A method for detecting a specific pattern contained in an image. The pattern-detection method has steps of binarizing the input image data to obtain binary image data, recognizing a partial image that is contained in the binary image data, is part of the specific pa... | 10/17/2006 |
| 7102784 | Method of selective edge softening and rendering for the suppression of halo Selective edge softening and selective edge dithering is introduced into an image representation to improve local control where halo problems are expected. Selective areas of dilation are isolated and separately dithered or halftoned, the result of which is then swa... | 09/05/2006 |
| 7092035 | Block move engine with scaling and/or filtering for video or graphics An apparatus comprising a first circuit and a second circuit. The first circuit may be configured to calculate and present an output signal having a first resolution in response to (i) an input signal having a second resolution and (ii) one or more control signals. ... | 08/15/2006 |
| 7085429 | Binarization device The present invention provides a binarization device that realizes reproduction with a low error rate, even where optimum recording conditions such as recording power have not been set in the recording device, or where optimum recording has not been carried out for ... | 08/01/2006 |
| 7050627 | Black component generation A system and method for generating achromatic components for output incorporate receiving input color data defined in a first color space. The received input color data is converted to intermediate color data defined in an intermediate color space. Typically the int... | 05/23/2006 |
| 7027637 | Adaptive threshold determination for ball grid array component modeling A method for determining a number of balls in a projection space comprises determining a projection of a portion of a ball grid array, determining at least one local maximum of the projection space for a given threshold, and determining at least a distance between a... | 04/11/2006 |
| 7019756 | Apparatus and method for brightness control A brightness control apparatus comprising a probability density function (PDF) calculator to calculate a PDF based on pixel values of respective pixels of an input image signal, a first setter to set an upper limit value and a lower limit value with respect to the p... | 03/28/2006 |
| 7006682 | Apparatus for monitoring particles and method of doing the same There is provided an apparatus for monitoring a size of a particle, including (a) a laser beam source which radiates a laser beam to an area in which particles exist, (b) a photodetector which receives the laser beam having been scattered by the particles, and outpu... | 02/28/2006 |
| 6993172 | Method and system for automated outlying feature and outlying feature background detection during processing of data scanned from a molecular array A method and system for employing pixel-based, signal-intensity data contained within areas of a scanned image of a molecular array corresponding to features and feature backgrounds in order to determine whether or not the features or feature backgrounds have non-un... | 01/31/2006 |
| 6993167 | System and method for examining, recording and analyzing dermatological conditions A system for collecting, storing and displaying dermatological images for the purpose of monitoring and diagnosis of skin conditions and skin cancers, including melanoma. A hand-held unit illuminates a section of the patient's skin, and an imaging device generates i... | 01/31/2006 |
| 6987542 | Detection and correction of asymmetric transient signals The invention relates to a method and apparatus for detecting asymmetry in transient signals and to a method and apparatus for correcting such asymmetry. In the apparatus for detecting asymmetry there is provided a pre-shoot filter (1) for receiving an input ... | 01/17/2006 |
| 6980332 | System and method of automated scan workflow assignment A system and method that provided for preview scanning a document and generating a preview scan image, determining a document type based on the preview scan image, mapping the document type to a predetermined workflow, scanning the document to capture an image of th... | 12/27/2005 |
| 6978046 | Systems and methods for automated template creation using scanned input An automated document template creation method comprises: inputing data of an existing document that contains a visual design to input an image; decomposing the image into at least one object using at least one image processing technique; determining at least one de... | 12/20/2005 |
| 6975433 | Method and apparatus for reading image information An image information reading apparatus that can obtain high quality images without an effect of noise and a photographing condition or the like is realized even in the case where a low-bit A/D converter is used. The apparatus comprises control means for switching be... | 12/13/2005 |
| 6965696 | Image processing device for image region discrimination An image processing device of the present invention is provided with four kinds of sub masks in total including two kinds in a main scanning direction and two kinds in a sub scanning direction, in a main mask constituted by a plurality of pixels including a target p... | 11/15/2005 |
| 6952495 | Method for quantization of histogram bin value of image The present invention relates to a method for quantization of a color histogram bin value of an image or video, and more particularly, to a method for non-uniform quantization of a color histogram bin value of an image (or video) according to the frequency of color ... | 10/04/2005 |
| 6941027 | Method of and system for automatically determining a level of light falloff in an image An image processing system includes an image collector and a light falloff correction system. The light falloff correction system comprises a polar transformer that converts an image into radial traces and a falloff fitter that fits the radial traces to a model of f... | 09/06/2005 |
| 6941006 | Method and system for calibrating the scan amplitude of an electron beam lithography instrument A method for calibrating the scan amplitude of an electron beam lithography instrument by determining the position of a feature within the scan. The method is effective at the operating frequency of the scan and using a limited bandwidth video signal including the s... | 09/06/2005 |
| 6933982 | Method and apparatus for fast robust estimation of image noise in a video processing system A method and apparatus for determining an image noise estimate value in a digital video processing system using only a single video image. In the method and apparatus, SAD values in the video image are calculated. For each SAD value, a determination is made as to wh... | 08/23/2005 |
| 6842541 | Adaptive color super resolution thresholding Methods and systems for adaptively thresholding color image pixels are based on determining a signed (e.g., a plus or minus sign) single-component gray image which can be supersampled and binarized. The method computes the distance of a given color image pixel from ... | 01/11/2005 |
| 6835177 | Ultrasonic blood vessel measurement apparatus and method An apparatus and method for determining the apparent intima-media thickness (IMT) of arteries through acquisition and analysis of ultrasound images comprising an array of pixel intensities. An acquired image may be referenced, determining threshold values relating t... | 12/28/2004 |
| 6771388 | Halftone gradation processing method and apparatus A halftone gradation processing method reduces or eliminates the discontinuous gradation reproduction in comparison with conventional error diffusion. A halftone gradation processing method includes obtaining a position and a pixel value of a target pixel in an inpu... | 08/03/2004 |
| 6717622 | System and method for scalable resolution enhancement of a video image A system and method for enhancing resolution in a video image includes acquiring a relatively low resolution video signal and applying a peaking function and analyzing the peaked signal to identify potential edges. The low resolution signal is then upconverted to a ... | 04/06/2004 |
| 6707953 | Image processing apparatus interpolating thin line included in input image data In order to correct a thin line to be thin and dense and to prevent the thin line from becoming patchy after binarization of image data without specifying the thin line from image data, an image processing apparatus has the following features. Density peak degrees i... | 03/16/2004 |
