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7611059 |
Code reading device and program
On a display window that displays code patterns that are read at a time, a code reading device allows the code pattern that is successfully decoded to be visually confirmed with ease. In a handy...
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7586592 |
Sheet recognizing device and method
A sheet recognizing device and method for precisely checking the authentication of a sheet by performing recognition of color and watermark of a sheet and detecting the subtle characteristic of a...
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7478754 |
Axial chromatic aberration auto-focusing system and method
A system and method utilizing the principles of axial chromatic aberration for auto-focusing an image onto an image sensor are provided. The system and method are particularly suitable for...
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7474333 |
Method for automatic identification and data capture
A methodology for tracking objects includes receiving a multiplicity of objects to be tracked at a known location. Each multiplicity of objects has at least one imagable identifier affixed to it....
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7460278 |
3-Dimensional dot code for paper storage
A 3-D dot code is embedded in a printed medium using an embedder that embeds data directly into the halftone dots of a selected file that is ready for printing. An extractor extracts the embedded...
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7428994 |
Toy adapting to color of surroundings
A toy or game piece for producing color includes a housing formed in the shape of a toy; a color reader to read a sample and generate data; a processing device to process the generated data and...
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7262792 |
System and methodology for tracking objects using visually sensible indicators
A system for tracking objects including visually sensible indicators on objects being tracked, at least one imager capturing images of the objects being tracked which images also show the visually...
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7227640 |
Photoelectric sensor
A photoelectric sensor includes a light-emitting element and a light-receiving element and detects a mark on an object. Prior to the detection of the mark, a reference received light quantity level...
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7185816 |
Bar code and method of forming a bar code having color for encoding supplemental information
A barcode symbol having an encoded symbology is provided with color or shades of gray to add additional information at the time of printing. The color or shades of gray provides the current barcode...
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7020327 |
Machine readable code image and method of encoding and decoding the same
A machine readable code, a code encoding method and device and a code decoding method and device are provided. This machine readable code includes a data area made up of at least one data cell, in...
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7006248 |
Method of expression, recording, reproduction, and communication of computer object using color, apparatus for recording and/or reproduction, recording medium, and method of preparation of code
A computer object such as text, graphics, mathematical formulas, images, audio, and other data and information handled inside a computer or through a computer in industry or daily life etc. is...
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6976631 |
Code reader and code reading method for color image
A code reader for color images, which can simultaneously accept a one-dimensional code or a two-dimensional code and data of a color image of a subject for management and which can record both the...
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6902113 |
Selection of colors for color bar codes
A method for color bar codes includes selecting N bar code colors for a color bar code system to be generally distinct from each other given the range of colors that a camera reader is expected to...
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6874687 |
Apparatus and method for color balance adjustment in image sensing apparatus
The level of light that impinges upon a CCD is construed to be low when a high-sensitivity image sensing mode has been set. Gain for high-sensitivity image sensing is set in a gain adjusting...
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6775381 |
Method and apparatus for editing and reading edited invisible encodements on media
A print media has a visible image and a plurality of invisible encodements comprising data printed over it in a hierarchy order, wherein the encodement of the highest order represents a replacement...
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6731409 |
System and method for generating color digital watermarks using conjugate halftone screens
The present invention is directed to an improved method for producing color watermarks in digitally reproducible color documents. The color watermarks are generated by producing a halftone pattern,...
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6661521 |
Diffuse surface illumination apparatus and methods
An illumination apparatus is provided for a hand-held imager preferably to provide diffuse illumination for encoded symbology carried directly upon an article (component, etc) or upon a substrate...
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6647142 |
Badge identification system
A method dynamically identifies a badge in a sequence of images of a scene acquired by a camera. Each image in the sequence includes a plurality of pixels, and each pixel has a color and an...
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6572025 |
INFORMATION CODE PRODUCT, MANUFACTURING DEVICE AND METHOD FOR MANUFACTURING THE SAME, INFORMATION CODE READING DEVICE, AUTHENTICATION SYSTEM, AUTHENTICATION TERMINAL, AUTHENTICATION SERVER, AND AUTHENTICATION METHOD
An information code product ( 101 ) comprising a body ( 105 ) having a code-including image ( 104 ) formed thereon which includes at least one unit of information codes ( 103 ) with one or more...
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6561422 |
System and method for high-contrast marking and reading
A system and a method for converting markings made on media with a marking agent into a digital form representing the markings. The system of the present invention includes a marking device and an...
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6457651 |
Dual mode, dual information, document bar coding and reading system
A dual level encryption method, and document, for providing and obtaining a substantially increased amount of optically readable information from an otherwise conventional and highly visible...
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6384907 |
Optical target and apparatus and method for automatic identification thereof
An optical target ( 1 ) including a positioning sub target ( 2 ) for determining position, and a plurality of identifying sub targets ( 3 ) for identifying one optical target ( 1 ) from another,...
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6375075 |
Method and apparatus for reading machine-readable symbols including color symbol elements
A symbol reader employs an optical element having first and second optical axes positioned to image a same portion of a color coded symbol onto two different portions of an image sensor. The reader...
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6354502 |
Continuous color tone infrared detected barcodes
A label for a component is provided with a continuous color tone background at least in segments of the label that can be detected as to a configuration using selected colored light sources which...
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6345765 |
Spectral scanner employing light paths of multiple wavelengths for scanning objects, such as bar code symbols, and associated method
An optical system, such as a bar code scanner, illuminates an image with a multi-wavelength device. Under a first embodiment, a tunable laser is optically coupled with a prism or other wavelength...
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6216952 |
Structure of a scanner
A structure of a scanner includes a housing having a top provided with a glass window, a carriage mounted inside housing, the carriage including a a casing having a plurality of openings, a light...
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6186403 |
Method and apparatus for accurate color reading of material having variable depth and motif
A card, generally rectangular, for maintains a material in a fixed position is dimensioned to interact with the holding plate for use with a spectrophotometer. A pair of polygon windows within the...
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6119940 |
Identification methods
A card reader method for color cells. Calibration and indicia cells are provided.
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6112991 |
Gray-shade pass card reader
A card reader for color cells, calibration and indicia cells are provided.
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6108612 |
Coded objects and methods for detecting such coded objects
Disclosed is a method of finding a reference object within a coded object having a plurality of regions. Each region has a plurality of subregions, and at least a majority of a first one of the...
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6089455 |
Code recognition method and system for rotating body
A code printing and recognition system for printing, reading, and decoding a code on an article while the article is rotated and conveyed along a predetermined path. The system includes a code...
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6070805 |
Distortion resistant double-data correcting color transition barcode and method of generating and using same
A color barcode symbology is disclosed that can be accurately decoded despite severe distortions, misreads or altered symbols. This disclosed barcode is a color transition barcode having linear...
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6050489 |
Bar code system for brownie film and bar code reader of camera
A bar code is provided on a Brownie film roll by printing black bar elements on a high-reflective obverse surface of an adhesive tape that secures a leading end of a filmstrip to a light-shielding...
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6042013 |
Multi-colored illuminator apparatus for a scanner device
An illuminator apparatus for a scanner device includes a support structure that extends along the longitudinal axis and an array of light emitting elements that are disposed on and supported by the...
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5992748 |
Two-dimensional color code, preparing and restoring method for the code and apparatus therefor
An apparatus for preparing a two-dimensional color code includes a reading section for reading an original image object to output to processing device; processing means having a code conversion...
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5949055 |
Automatic geometric image transformations using embedded signals
An acquired (e.g., scanned) image contains an imperceptible periodic signal component (e.g., a sinusoid), decoding of which can be used to automatically determine a linear geometric relationship...
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5877487 |
Data symbol reading device
A data symbol reading device is provided with a white light source, a single-color LED light source, and mode selection switches. The reading device is controlled to have a symbol reading mode, a...
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5869828 |
Color and shape system for encoding and decoding data
A color code system for encoding information on products and other substrates. The color code is printed by a color printer using single intensity colors in specific shapes aligned side by side...
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5818032 |
Encoded color halftone micro-dots for high density digital information storage
Apparatus and method for storing large amount of digital data into the color halftone micro-dots generated by high resolution color laser or ink jet printers or lithography on a substrate, such as...
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5804805 |
Hand-held optical indicia reader having a controlled oscillating system for optimal indicia reading
An optical indicia reader for reading information encoded in optical indicia is disclosed. In one embodiment of the invention, the optical indicia reader comprises a light source positioned within...
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5714745 |
Portable data collection device with color imaging assembly
A portable data collection device includes an imaging assembly including a two dimensional (2D) photosensor array overlied by a RGB color filter. The imaging assembly is selectively actuatable with...
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5684885 |
Binary glyph codes based on color relationships
Binary digital data is rendered on a surface, such as a sheet of paper, by printing a series of color patches on the sheet, with the 1 bits rendered as color patches of a first color and the 0 bits...
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5619029 |
Imaging enhancement for touch cameras
The present invention relates to a method and an apparatus for enhancing the optical image of information-containing symbols captured off highly reflective surfaces using a conventional optical...
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5576528 |
Color processing for bar code symbol compaction
A method and apparatus for increasing the information density of a bar code symbol by generating multiple constituent bar code symbols, wherein each one is formed in a different color selected from...
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5525798 |
Bar code scanner for reading a lower layer luminescent invisible ink that is printed below a upper layer luminescent invisible ink
Inks have been discovered that are selectively excitable by different wavelengths of incident radiation. This allows a lower layer bar code to be written on an object with an invisible ink and an...
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5471043 |
Electro-optic barcode reader
An optical assembly and electronic reader circuit cooperate to provide a highly-efficient and low-cost electro-optic barcode reader. The optical assembly includes a shielded housing, a photo...
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5468950 |
Chromatic ranging method and apparatus for reading optically readable information over a substantial range of distances
An improved method and apparatus for reading optical information over a substantial range of distances provides an optical string, disposed in a housing, for refracting images of optical...
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5426289 |
Color code
The present invention provides a color code for displaying information using an arranged combination of a plurality of color phase marks wherein the color code includes a plurality of column marks...
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5355001 |
Method for recording data, and printed body printed by the method, and data recording medium, and method for reading data from data recording the medium
A method of recording a large quantity of data by one code mark. Four bit indicating fields (2a, 2b, 2c, 2d) for denoting a binary number of four bits are provided on the surface of a card (1). One...
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5315098 |
Methods and means for embedding machine readable digital data in halftone images
The present invention provides methods and means for encoding digital data in the angular orientation of circularly asymmetric halftone dot patterns that are written into the halftone cells of...
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