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Browse by Category: Main > Optical & Optics
Class Information
Number: 382/291
Name: Image analysis > Image transformation or preprocessing > Measuring image properties (e.g., length, width, or area) > Determining the position of an object
Description: Subject matter wherein the properties extracted from an image result in a set of values representing spatial coordinates or features, such as document edges, and the position of an object relative to a reference.










Sub-classes under this class:

Class Number Class Name Patents
382/292 Where the object is a character, word, or text 116


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

Patent Number Title Of Patent Date Issued
6320977 Method and apparatus for positional detection using pattern matching process Nov. 20, 2001
6320610 Compact imaging device incorporating rotatably mounted cameras Nov. 20, 2001
6314631 Vision target based assembly Nov. 13, 2001
6314197 Determining an alignment estimation between two (fingerprint) images Nov. 6, 2001
6282461 Independent tube position verification system Aug. 28, 2001
6266441 Image forming apparatus capable of recognizing top and bottom of document image Jul. 24, 2001
6259827 Machine vision methods for enhancing the contrast between an object and its background using multiple on-axis images Jul. 10, 2001
6226418 Rapid convolution based large deformation image matching via landmark and volume imagery May. 1, 2001
6185343 Position detection system and method Feb. 6, 2001
6181815 Subject image extraction device Jan. 30, 2001
6173066 Pose determination and tracking by matching 3D objects to a 2D sensor Jan. 9, 2001
6151422 System for orienting documents in the automated processing of bulk mail and the like Nov. 21, 2000
6137893 Machine vision calibration targets and methods of determining their location and orientation in an image Oct. 24, 2000
6137902 Linear estimation method for three-dimensional position with affine camera correction Oct. 24, 2000
6137920 Method and system for generating image frame sequences using morphing transformations Oct. 24, 2000
6134339 Method and apparatus for determining the position of eyes and for correcting eye-defects in a captured frame Oct. 17, 2000
6130617 Driver's eye detection method of drowsy driving warning system Oct. 10, 2000
6122410 Method and apparatus for locating a two-dimensional symbol using a double template Sep. 19, 2000
6122398 Method of recognizing a screw hole and screwing method based on the recognition Sep. 19, 2000
6115480 Method and apparatus for processing visual information Sep. 5, 2000
6097852 Image forming apparatus and method with modes for copying an entire extent of a document and an extent except for edge portions Aug. 1, 2000
6094504 Apparatus for positioning a line segment, method of position compensation and image/position scanning system Jul. 25, 2000
6094501 Determining article location and orientation using three-dimensional X and Y template edge matrices Jul. 25, 2000
6078700 Method and apparatus for location and inspecting a two-dimensional image including co-linear features Jun. 20, 2000
6072893 Method and system for locating objects in an image Jun. 6, 2000
6061467 Automated optical inspection apparatus using nearest neighbor interpolation May. 9, 2000
6052477 Automatic technique for localizing externally attached fiducial markers in volume images of the head Apr. 18, 2000
6052485 Fractal features used with nearest neighbor clustering for identifying clutter in sonar images Apr. 18, 2000
6049636 Determining a rectangular box encompassing a digital picture within a digital image Apr. 11, 2000
6044183 Robot vision using target holes, corners and other object features Mar. 28, 2000
6035053 Moving subject recognizing system for automotive vehicle Mar. 7, 2000
6023530 Vector correlation system for automatically locating patterns in an image Feb. 8, 2000
6021221 Image processing apparatus Feb. 1, 2000
6016368 Apparatus for deriving positional information on box-shaped objects, and method in which apparatus is used Jan. 18, 2000
6011877 Apparatus and method for determining the directional orientation of a document image based upon the location of detected punctuation marks within the document image Jan. 4, 2000
6009212 Method and apparatus for image registration Dec. 28, 1999
6005967 Picture synthesizing apparatus and method Dec. 21, 1999
6005492 Road lane recognizing apparatus Dec. 21, 1999
5995661 Image boundary detection for a scanned image Nov. 30, 1999
5995663 Shape detection apparatus Nov. 30, 1999
5995681 Adjustment of sensor geometry model parameters using digital imagery co-registration process to reduce errors in digital imagery geolocation data Nov. 30, 1999
5986694 Image processing apparatus for moving camera Nov. 16, 1999
5978521 Machine vision methods using feedback to determine calibration locations of multiple cameras that image a common object Nov. 2, 1999
5966472 Method for automatic recognition of a concavity or convexity Oct. 12, 1999
5956434 Semiconductor operational circuit Sep. 21, 1999
5940531 Image signal processing apparatus Aug. 17, 1999
5937106 Image processing apparatus and control method capable of rotating an original image Aug. 10, 1999
5933523 Machine vision method and apparatus for determining the position of generally rectangular devices using boundary extracting features Aug. 3, 1999
5930406 Position detection apparatus Jul. 27, 1999
5923791 Video merging employing pattern-key insertion Jul. 13, 1999

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