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7587102 |
Method and apparatus for performing a sensor fusion to provide a position of a target-of-interest
A method and apparatus are disclosed for estimating a position of a target of interest using a plurality of position detection sensors wherein for at least one of the sensors, a corresponding...
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7583285 |
Mobile communication terminal
A mobile communication terminal is provided that is capable of shooting a code image, restoring data from the code image, and using the shot code image and the restored data, in response to a...
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7526130 |
Signal processing in barcode reading with a wavelet transformation
A method for processing a digital signal obtained in a barcode reading operation comprises a step of applying a wavelet transformation to the digital signal. The noise threshold at each level of...
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7508944 |
Using classification techniques in digital watermarking
A classification scheme assigns samples of the watermarked media to classes based on a classification criteria indicating a likely presence of a watermarked signal. Once classified, the scheme...
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7487438 |
Method and apparatus for recognizing a digitized form, extracting information from a filled-in form, and generating a corrected filled-in form
Methods and apparatus for comparing blank forms represented in a digital format to digitized filled-in forms are described. Different errors are attributed different weights when attempting to...
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7410100 |
Portable terminal device, program for reading information, and recording medium having the same recorded thereon
A portable terminal device and a program for reading information, which can read a code correctly with simple operations, and a recording medium having the program recorded thereon. A portable...
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7327881 |
Image reading apparatus
A labeling process unit groups a continuous black pixel area as one group in the binary image data read by an image input device, and extracts the group bounding rectangle information about the...
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7317543 |
Method of converting a linework data format to the format of a page description language
A method for converting image data coded with run lengths to the format of a page description language, such as PostScript or PDF, the run lengths identifying how many image points of one color...
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7190835 |
Code reader performing coded image decoding using non-dedicated decode processor
A coded image capture and decoding system includes an image capture unit and a host unit which operate to capture image data, generate a plurality of coded images, and, thereafter, to decode the...
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7181066 |
Method for locating bar codes and symbols in an image
A search method is disclosed for finding bar code symbols and various two-dimensional symbols, regardless of orientation, that is efficient, robust, and easy to use. The method works well on...
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7142714 |
Two-dimensional code recognition processing method, two-dimensional code recognition processing apparatus, and storage medium
A two-dimensional code recognition processing method for recognizing a two-dimensional code lade of a plurality of square cells arranged in accordance with predetermined layout rules. The method...
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7118026 |
Apparatus, method, and system for positively identifying an item
A system, such as a checkout station, for positively identifying items includes a reader that reads coded information affixed to an item. The system further includes a capture module, such as a...
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7107453 |
Authenticatable graphical bar codes
Systems and methods for generating and decoding authenticatable graphical bar codes are described. In one aspect, a corroborative signed message is generated from information to be encoded, and a...
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7062089 |
Handwritten character input assistant apparatus and method
A handwritten character pattern is input, a coordinate of a rightmost end or a lowermost end of the input handwritten character pattern is detected, a predetermined interval value is added to the...
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7050631 |
Barcode detection system
A barcode detection device is disclosed which captures an image; examines the image in a plurality of grids; obtains a profile of the image along the sides of the grids; determines the number of...
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6768558 |
Printed matter including invisible information and printing system
To invisibly embed additional information in a base pattern and to visualize the additional information, a dislocation is provided in a boundary between the base pattern compose of striped thin...
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6751352 |
Method and apparatus for generating and decoding a visually significant barcode
A barcode system for generating and decoding a barcode with visual significance. The barcode system of the present invention includes an encoding module for receiving a message and a logo and...
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6678412 |
Method for detecting a two-dimensional code existing area, method reading two-dimensional code, and a recording medium storing related programs
An image region of an image data memory is dissected into a plurality of search sections. Brightness change points in each of the search sections are counted based on image data of each search...
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6539105 |
Method to reduce stepper motor noise when reading CMC7 documents
A method reduces stepper motor noise in a MICR document waveform resulting from CMC7 information. The method includes the steps of creating a motor noise profile from the document waveform, and...
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6366696 |
Visual bar code recognition method
A visual bar code recognition method which combines conventional decoding techniques with optical character recognition (OCR). The visual bar code recognition method captures an image of an object...
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6236752 |
Image forming apparatus and method for selecting print heads especially for barcodes
Upon reaction of data from a host computer, an image forming apparatus analyzes the data, and maps bitmap images onto corresponding image memories in accordance with the analysis result. When it is...
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6094509 |
Method and apparatus for decoding two-dimensional symbols in the spatial domain
A method and system for decoding a two-dimensional optical symbol in the spatial domain. The system determines the orientation of an imaged symbol in the spatial domain by using a template to...
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6069984 |
Method and apparatus for correcting optical spot position
A method and apparatus for producing a set of compensated commands for a spot position mechanism. A dimensioned grating is placed across the beam path and an image of the grating is generated. The...
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6064764 |
Fragile watermarks for detecting tampering in images
A watermarking scheme for images which includes techniques for inserting and extracting fragile watermarks in the frequency domain and for determining whether an image so watermarked has been...
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6064763 |
Time-efficient method of analyzing imaged input data to locate two-dimensional machine-readable symbols or other linear images therein
A method and apparatus locates edges of patterns in a stored image, such as edges of start/stop patterns of machine-readable symbols (e.g., PDF 417 symbols). The present invention first divides the...
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5982956 |
Secure method for duplicating sensitive documents
A method and device for securely duplicating sensitive documents. A marking element is entered on the original document to identify its confidential nature, as well as an encoded rules elements...
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5970184 |
Laser beam generation control system for optical bar code scanner
A laser beam generation control system of an optical mark reader device including a laser generating element, a laser generation control unit, a laser scanner unit for scanning a mark, such as a...
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5946414 |
Encoding data in color images using patterned color modulated image regions
Message values included in a set of valid message values that constitute a coding scheme are each encoded in an image region, called an encoded signal block, composed of a spatially arranged...
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5873735 |
Information reproducer and information creating unit
An information reproducer which includes reading device for a reading visual information and sound information printed on a printing sheet, a storage device for storing the visual information and...
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5862267 |
Method and apparatus for locating data regions in stored images of symbols
A method and apparatus locates a periphery or "bounding box" of an image of a symbol located within an image stored by a reader. The symbol preferably has a recognition pattern with an...
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5862255 |
Broad bandwidth image domain communication channel with symbol interference suppression
The glyphs of self-clocking glyph codes are written on regular hexagonal or pseudo-hexagonal lattice-like patterns of centers to reduce the risk of interglyph interference during the read process...
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5841954 |
Dot printers with width compression capabilities
A printer for printing font and/or barcode character bars comprised of a plurality of rows in a direction of printing movement perpendicular to the character bars which are in turn comprised of a...
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5698833 |
Omnidirectional barcode locator
An efficient method and apparatus for determining the location and approximate orientation of a barcode on a substrate. The inventive method is preferably implemented by an omnidirectional barcode...
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5610995 |
Method and apparatus for compressing images containing optical symbols
A method and apparatus for compressing documentary data, in which document data is first checked for the presence of decodable symbols such as bar code, Postnet code, or Maxicode (bullseye-type)...
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5606628 |
Apparatus and method for generating bit-mapped patterns of print characters
A bit map pattern generation apparatus can generate an outline of a character with embedded patterns in the form of a bar code. A printer can print the character images pursuant to the generated...
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5563958 |
System and method for optical character recognition bar-coded characters
A system and method are disclosed for optical scanning and recognition of bar-coded characters (e.g., CMC7 type characters having a pattern of bars and intervals) recorded on documents such as bank...
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5502777 |
Method and apparatus for recognizing table and figure having many lateral and longitudinal lines
There is disclosed method and apparatus for recognizing a table and a figure drawn in a recognized document even though there are many intersections formed on each of lateral and longitudinal lines...
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5465309 |
Method of and apparatus for character recognition through related spelling heuristics
A method and apparatus for improving an OCR process for recognizing unidentified characters through the creation of sets of like unidentified characters in a scanned image, deducing what the...
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5367578 |
System and method for optical recognition of bar-coded characters using template matching
A system and method are disclosed for optical scanning and recognition of bar-coded characters such as CMC7 type fonts having a pattern of bars and intervals recorded on documents such as bank...
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4748673 |
Reader for reading magneto-optical characters, with the options of printing them or storing them
A reader for reading magneto-optical characters, with the options of printing them or storing them. A track is provided for driving a check from an inlet plate (T1) over various portions of path...
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4685138 |
System for the display and scanning of the contents of a counter equipped with counting wheels
In a system for optical display and photo-electric scanning of the contents of a counter equipped with counting wheels, and wherein each counting wheel includes a plurality of numeral members...
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4646353 |
Method for checking patterns and apparatus to carry out such method
A method and apparatus for checking deviations in dimensions and contrast of patterns 1 which are presented for checking purposes at a practically constant speed v of a continuously variably...
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4533825 |
Bar code recognition apparatus
A bar code recognition apparatus comprises a manual scanner for reading each code bar, a comparison circuit for comparing a width value detection signal to a reference value to produce a width...
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4081791 |
Methods and apparatus for making writing legible by a machine for recognizing shapes
A support element is disclosed for conveying encoded information, such as arabic numerals, formed of detectable material in presentable form for automatic decoding. The support surface is...
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3879707 |
Character recognition system for bar coded characters
An improved character recognition system for bar coded characters particularly of the form designated as "CMC7," comprising characters formed with seven vertical bars known as strokes, which are...
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3688955 |
CHARACTER-READING APPARATUS INCORPORATING ELECTRONIC SCANNING CIRCUITRY
Device for scanning coded characters composed of elements such as dashes, points, etc., arranged along parallel lines, which device uses an electronic camera tube whose scanning direction coincides...
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3548377 |
AUTOMATIC CHARACTER READING SYSTEM
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3548374 |
CHARACTER RECOGNITION SYSTEM
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3539989 |
SYMBOL READING SYSTEM
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3470357 |
METHOD OF PRODUCING A PRINTING FORM AND OF EVALUATING DATA CONTAINED THEREIN
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