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| Number | Title | Issue Date |
| 7440618 | Apparatus for extracting rules line from multiple-valued image A rather expanded binary image and a rather blurry binary image are generated from a multiple-valued image. A ruled line candidate area is extracted from the rather expanded binary image, and the extracted ruled line candidate area is verified using the rather blurr... | 10/21/2008 |
| 7440614 | Method of extracting contour of image, method of extracting object from image, and video transmission system using the same method An object extraction method comprising the steps of comparing each portion of first image data obtained by capturing an extraction object with another portion of the first image data or second image data, thereby generating shape data as an image representing a prov... | 10/21/2008 |
| 7405845 | Image processing apparatus Dot characteristic points are first extracted from M-level image data by the dot characteristic point extracting device. A dot area identifying device subsequently identifies a dot area based on the results of the extraction carried out by the dot characteristic poi... | 07/29/2008 |
| 7362455 | Processing scanned pages Systems and methods of processing scanned pages are described. In one aspect, the invention features a method of processing a sequence of scanned pages of a document in accordance with which, page number indicators are extracted from scanned pages of the document. A... | 04/22/2008 |
| 7359543 | Image detector for bank notes An object is to provide an image detector for bank notes which enables the cost to be lowered. Accordingly this has: a light emitting device 31 (31X) which is arranged facing an image detection sensor 24 (24X), and which irradiates light ... | 04/15/2008 |
| 7349918 | Method and system for searching binary files In the past, it has not been possible to perform searches within documents stored in a proprietary, binary format, such as Microsoft Word documents and Adobe Acrobat documents. The present invention solves the problem by storing the binary file as a field in a recor... | 03/25/2008 |
| 7336853 | Apparatus and method for collection of handwritten data A data capturing module combined with a portable data terminal of the hand-held type to record handwritten data. Using a digitized pad, the module can provide for direct input of handwritten data into the system, or a peripheral digital scanner can be employed to pr... | 02/26/2008 |
| 7312895 | Image processing apparatus and method This invention has as its object to prevent image quality deterioration of vector and raster image parts by allowing adjustment of the toner amount for respective objects when single image data includes both vector and raster image parts. To accomplish this, image d... | 12/25/2007 |
| 7293088 | Tag location, client location, and coverage hole location in a wireless network Determining the location of a radio tag or client station of a wireless network, and the location of coverage holes by receiving from a plurality of wireless stations of the wireless network path loss information of the path loss of one or more location frames recei... | 11/06/2007 |
| 7286515 | Method, apparatus, and software product for detecting rogue access points in a wireless network A method, an apparatus, and a software program to implement a method to detect a rogue access point of a wireless network. The method includes maintaining an AP database that includes information about managed access point (APs) and friendly APs, including the MAC a... | 10/23/2007 |
| 7254268 | Object extraction A video sequence is processed to extract one or more objects. The extracted objects are used to create a new video sequence. In particular, a user is able to select a background and/or an audio recording. Alternatively, the object extraction system automatically sel... | 08/07/2007 |
| 7212683 | Method and systems for complexity-based process combination Embodiments of the present invention comprise methods and systems for image complexity estimation and selective complexity-based image processing. ... | 05/01/2007 |
| 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 any pixel touched by the line segment has its center included in the... | 01/16/2007 |
| 7064865 | Image processing method and apparatus for detecting characteristic points An image processing method and device includes the steps of detecting a crossing point that has a largest density value among pixels aligned in one direction and a smallest density value among pixels aligned in another direction, the directions being perpendicular t... | 06/20/2006 |
| 7046823 | Correlation tracker breaklock detection A system and method for detecting breaklock for correlation trackers. The inventive system includes a first circuit (50) for computing energy EL in a residual image, a second circuit (52) for computing energy EI in an input image,... | 05/16/2006 |
| 7047014 | Raster-to-vector conversion operations adapted to modeling of RF propagation Methods, apparatuses and systems directed to optimizing vector models for use in modeling RF propagation in desired physical environments. In one embodiment, the present invention can operate on pre-existing vector models. In other implementations, the present inven... | 05/16/2006 |
| 6993170 | Method for quantitative analysis of blood vessel structure We disclose quantitative geometrical analysis enabling the measurement of several features of images of tissues including perimeter, area, and other metrics. Automation of feature extraction creates a high throughput capability that enables analysis of serial sectio... | 01/31/2006 |
| 6973259 | Method for extracting feature of binary image Feature quantities such as an area, a circumferential length, end points, the center of gravity, and a moment are extracted for each image area. When one of the pixel immediately preceding the detected pixel on the same line and the pixel that is on the immediately ... | 12/06/2005 |
| 6943916 | Method of minimizing trapping, I.E., choking or spreading, in a printing-original production process A method of determining trapping, i.e., spreading or choking, in color boundary areas in a printed image, includes characterizing with respect to register behavior one of a printing machine and a printing machine type, respectively, performing a printing; determinin... | 09/13/2005 |
| 6922487 | Method and apparatus for capturing text images A device and method are described for capturing an image of a document using a digital camera. The invention includes a resolution analyzer for analyzing the resolution of text characters in the image, to assess whether the resolution is suitable for OCR. In one asp... | 07/26/2005 |
| 6519350 | Embedding watermarks in images A method and arrangement for embedding a watermark in an image are disclosed. The watermark consists of a pseudo-random, dense subset of image pixels, e.g. a pattern of lines (20). A number of salient image pixels (21-26), for example, local extremes, cor... | 02/11/2003 |
| 6442290 | Method and apparatus for processing partial lines of scanned images and communicating associated data over a network A method for processing partial lines of image data from a detector, each partial line of data representing a portion of an image pixel matrix, includes: (a) communicating partial lines of image data over a network from an imaging system to a remote facil... | 08/27/2002 |
| 6343148 | Process for utilizing external handwriting recognition for personal data assistants A personal data assistant (PDA) that effectively uses human handwriting as input is disclosed. The PDA takes advantage of the fact that a significant portion of the data which is entered into a PDA is not time-critical and can, therefore, remain in handwr... | 01/29/2002 |
| 6288801 | Self calibrating scanner with single or multiple detector arrays and single or multiple optical systems A system for scanning and digitizing large images using an optional reseau for accuracy without obscuring the image to be scanned. The system uses at least one CCD photoreceptor array which is fixed in a rigid position with respect to any accompany lenses... | 09/11/2001 |
| 6212298 | Character recognition apparatus, method and computer readable memory A character recognition apparatus is provided with a recognition dictionary that stores the strokes of standard characters in an order that is in accordance with a predetermined rule for deciding the order of each stroke by the positional relationship of ... | 04/03/2001 |
| 6125204 | Judging a logical relation between a plurality of areas based upon the physical relation therebetween Image processing method and apparatus are provided. Image information is inputted. The input image information is divided into a plurality of areas. Radial line segments are extended in upper, lower, left, and right directions from a point in an arbitrary... | 09/26/2000 |
| 5956422 | Processor based method for extracting tablets from printed documents A processor based method for recognizing, capturing and storing tabular data receives digital-computer data representing a document either as a pixel-format document-image, or as formatted text. Within the digital computer, either form of the digital-comp... | 09/21/1999 |
| 5917938 | Image processing apparatus which detects predetermined images An image processing apparatus of the present invention inputs image data representing an image, discriminates whether the image represented by the input image data is a first predetermined image, and discriminates whether the image represented by the inpu... | 06/29/1999 |
| 5857032 | System and method for measuring and monitoring three-dimensional shaped objects This invention discloses a system and method for measuring and monitoring three-dimensional shaped objects with projections of computer models of the objects. The computer models of the three-dimensional shaped objects are in the form of grid patterns. An... | 01/05/1999 |
| 5841902 | System and method for unconstrained on-line alpha-numerical handwriting recognition A character recognition system includes a character input device, such as a stylus and tablet or optical scanner, for receiving inputted characters, and a processor. The processor determines which of a number of model characters best matches the inputted ... | 11/24/1998 |
| 5809168 | Method and apparatus for estimating a character size of an alphanumeric subject copy in a facimile system In order to estimate a character size of a subject copy in a facsimile system, the number of white runs is detected with respect to each of run length detected. Subsequently, an average white run length is determined. Thereafter, the character size is est... | 09/15/1998 |
| 5774584 | Method and apparatus for identifying table areas in documents Image processing method and apparatus are provided. A histogram of image information is obtained. A peak position is detected from the histogram obtained. A small area is decided by using the detected peak position as a reference. A histogram of the decid... | 06/30/1998 |
| 5754688 | Method and apparatus for stereologic analysis of two-dimensional images A method and apparatus for analyzing two-dimensional structures to obtain three-dimensional quantitative information therefrom includes a video camera, a digitizing board for transforming video image output signals from the video camera into digital data,... | 05/19/1998 |
| 5737442 | Processor based method for extracting tables from printed documents A processor based method for recognizing, capturing and storing tabular data receives digital-computer data representing a document either as a pixel-format document-image, or as formatted text. Within the digital computer, either form of the digital-comp... | 04/07/1998 |
| 5684892 | Method for pattern recognition A method for pattern recognition is provided which creates statistics in a data base, based upon a number of characteristics extracted from a large number of samples of the pattern to be recognized. The data contains an inverse matrix of a correlation mat... | 11/04/1997 |
| 5680481 | Facial feature extraction method and apparatus for a neural network acoustic and visual speech recognition system A facial feature extraction method and apparatus uses the variation in light intensity (gray-scale) of a frontal view of a speaker's face. The sequence of video images are sampled and quantized into a regular array of 150×150 pixels that naturally form a... | 10/21/1997 |
| 5594811 | Apparatus and method for recognizing a character A method of recognizing a character including the steps of reading sample characters and generating an image corresponding to the sample characters. Then calculating density projections of each sample characters. A primitive characteristic vector is then ... | 01/14/1997 |
| 5471568 | Object-oriented apparatus and method for scan line conversion of graphic edges An object-oriented graphic system performs a scan conversion process on a geometric figure with edges. The figure is represented by a graphic object which contains data describing the edges and a method for traversing the edges to outline the figure. The ... | 11/28/1995 |
| 5448655 | Image data processor and image data processing method An image data processor including a plurality of unit processors and processes a block of image data using the unit processors in parallel. Allotment ratios corresponding to the unit processors are stored in an allotment memory, and each of the unit proce... | 09/05/1995 |
| 4398177 | Method and circuit arrangement for formation of features for automatic character recognition For formation of features for automatic character recognition an image pattern memory matrix corresponding to a respective character is read-out analogous to a sampling at different sampling angles with a multitude of section lines proceeding in accordanc... | 08/09/1983 |
