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Browse by Category: Main > Optical & Optics
Class Information
Number: 382/316
Name: Image analysis > Image sensing > Curve tracer
Description: Subject matter having means for causing the image sensor to follow the edge, contour or boundary of an image pattern* (such as an alphanumeric character) so that measurements may be made that are useful in analyzing or recognizing the pattern*.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8542952 Contextual information encoded in a formed expression Sep. 24, 2013
8433510 Method for the anticipated ascertainment of a bend on a portion of road, and associated system Apr. 30, 2013
7873243 Decoding digital information included in a hand-formed expression Jan. 18, 2011
7826687 Including contextual information with a formed expression Nov. 2, 2010
7813597 Information encoded in an expression Oct. 12, 2010
7809215 Contextual information encoded in a formed expression Oct. 5, 2010
7623742 Method for processing document image captured by camera Nov. 24, 2009
7554547 Processing method, processing apparatus, and computer program product Jun. 30, 2009
7499055 Method of font generation for displaying the thickness of strokes of characters Mar. 3, 2009
7430497 Statistical model for global localization Sep. 30, 2008
7263538 Curve tracing system Aug. 28, 2007
7146057 System and method for image analysis using a chaincode Dec. 5, 2006
7079144 Curve generating device and method, and program recorded medium Jul. 18, 2006
7031527 Automatic digitization of garment patterns Apr. 18, 2006
6917710 System and method for scanning a region using a low discrepancy curve Jul. 12, 2005
6674902 Image processing apparatus image processing method, and storage medium Jan. 6, 2004
6654497 Image processing apparatus, method and storage medium Nov. 25, 2003
6519370 Digital image processing Feb. 11, 2003
6356657 Image processing method and apparatus for discriminating an input image area or an attribute of image information in the discriminated area Mar. 12, 2002
6356648 Embroidery data processor Mar. 12, 2002
6289139 Single chip color CMOS image sensor with two or more line reading structure Sep. 11, 2001
6124950 Apparatus and method for detecting book document along the longitudinal edge Sep. 26, 2000
5995115 Computer system process and user interface for providing intelligent scissors for image composition Nov. 30, 1999
5978520 Method of recognizing image data and apparatus therefor Nov. 2, 1999
5855433 Method of color halftoning using space filling curves Jan. 5, 1999
5757382 Apparatus for tracing contours of segmented regions May. 26, 1998
5710825 Cutting line measuring apparatus Jan. 20, 1998
5666440 Method and apparatus for extracting outline data from bi-level image data Sep. 9, 1997
5617487 Image cutout apparatus Apr. 1, 1997
5602943 Digital halftoning space filling curves Feb. 11, 1997
5578813 Freehand image scanning device which compensates for non-linear movement Nov. 26, 1996
5537490 Line image processing method Jul. 16, 1996
5497429 Apparatus for automatic fingerprint classification Mar. 5, 1996
5412742 Method for the detection of line width of line image in image processor May. 2, 1995
5339366 Method for the input of a trace starting point of an image Aug. 16, 1994
5339367 Identifying curves within a scanned image Aug. 16, 1994
5335294 Image processing for pattern extraction Aug. 2, 1994
5317650 Determination of the arc length of a curve May. 31, 1994
5287105 Automatic tracking and scanning cursor for digitizers Feb. 15, 1994
5278922 Method for re-tracing the end point of an image Jan. 11, 1994
5025479 Recognition method for character set Jun. 18, 1991
5023920 Method for finding the medial axis transform of an image Jun. 11, 1991
4988200 Apparatus for automatic tracking and contour measurement Jan. 29, 1991
4864628 Method of optical character recognition Sep. 5, 1989
4817173 Image contour detecting apparatus Mar. 28, 1989
4703512 Pattern outline tracking method and apparatus Oct. 27, 1987
4680805 Method and apparatus for recognition of discontinuous text Jul. 14, 1987
4590609 System for the acquisition of data inscribed on a support May. 20, 1986
4575751 Method and subsystem for plotting the perimeter of an object Mar. 11, 1986
4566124 Pattern reading system Jan. 21, 1986

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