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6354504 |
Symbol reader for reading a symbol on a transparent object
A symbol reader including an illumination system comprising a plurality of light sources on one side of an object carrying a symbol to be read and a CCD camera on the other side of the object. The...
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6352204 |
Optical symbol scanner with low angle illumination
An optical symbol scanner assembly includes an illumination assembly to facilitate detection and decoding small 2-D matrix bar code symbols or other optically read symbols that are laser etched or...
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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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6343740 |
Oblique access to image data for reading apparatus
An image sensor array system is arranged to enable oblique access for readout of image data from a stepped pixel pattern of sensor cells. The stepped pixel pattern represents an oblique line...
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6343743 |
Method of checking authenticity of a data carrier
The invention relates to a method for testing the authenticity of a data carrier with an integrated circuit and is characterized in that a material is provided in an area of the integrated circuit...
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6341730 |
Method of encoding embedded data blocks containing occlusions
A method for permitting embedded data blocks to include intentional occlusions, for example human visible/readable information such as logos, within the embedded data block. The method encodes...
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6340119 |
Techniques for reading two dimensional code, including MaxiCode
The disclosure relates to techniques for determining the presence, orientation and location of features in an image of a two dimensional optical code. The techniques are adapted for use in mapping...
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6338433 |
Method for laser writing multiple updatable miniature 2-D barcode data bases for electronic commerce
A method and system for recording and storing digital data on optical memory cards and labels in the form of miniature bar codes using laser recording of optical storage media to create multiple...
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RE37491 |
Information storage medium and method for detecting forgeries
An information storage medium has a base portion and a code storage portion. The code storage portion is disposed on the base portion and contains an infrared absorber which absorbs substantially...
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6321987 |
Bar code reading apparatus for reading plural code systems
A demodulated data storage buffer is stored with bar width data sets obtained by scanning a coupon code with a scan optical system. A CPU first executes a demodulating process on these bar width...
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6318633 |
Method and system for laser writing on smart/optical cards data pixels usable in e-commerce transactions
A method and system for recording and storing digital data on optical memory stripes of smart/optical cards using laser recording of optical storage media to create updatable, high resolution,...
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6315200 |
Encoded data card reading system
A data structure is disclosed encoded on the surface of an object comprising a series of block data regions with each of the block data regions including: an encoded data region containing data to...
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6315197 |
Vision-enabled vending machine
An interactive vending machine includes a camera, an output device, and a vision system connected to the camera and the output device. The vision system includes a processor for detecting a logo...
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6311893 |
Optical data access system with data card reader having a single rotational moving pickup head
This invention discloses an optical data access system. The optical data access system includes an optical flat data storage medium. The optical data access system further includes a data access...
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6311895 |
Optical reader with condensed CMOS circuitry
An optical or symbol reader including CMOS circuitry preferably integrated on a single chip. A CMOS optical reader chip comprises a CMOS imaging array having a plurality of pixels each with a...
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6303927 |
Optical scan module with integral collection lens mount
A scan module and an optical system such as for a bar code scanner wherein the optical system has an axis of outgoing (illumination) light offset from the axis of collected light, arranged to limit...
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6296192 |
Machine-readable record with a two-dimensional lattice of synchronization code interleaved with data code
A machine-readable record is provided for storing encoded information comprising a record medium, data glyphs written on the media in a two-dimensional array and a sync code interleaved with the...
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6293465 |
CMOS imaging device with integrated identification circuitry
A single integrated circuit having an image sensor for outputting signals representative of input light; a programmable non-volatile memory for storing security information; a controller unit for...
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6290130 |
Anti-counterfeit authentication method for optical memory cards and hybrid smart cards
The invention is a method and system for inhibiting the use of counterfeited optical memory cards and hybrid smart cards that use Drexon™ reflective laser recordable media for recording and...
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6279830 |
Two-dimensional code, reading and producing method and recording medium storing related software
A two-dimensional code includes a plurality of cells arranged in a predetermined two-dimensional pattern. The code comprises an information recording region constituted by a plurality of blocks....
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6279829 |
Method and apparatus for reducing bandwidth limited noise in an optical scanner
An optical scanning system includes a laser pulser configured to output light at a predetermined duty cycle having an on time and an off time. The system also includes a receiver that receives...
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6270728 |
Test tube with optically readable coding
A test tube includes a dot code on the surface thereof which is readable with an optical reading mechanism wherein the dot code is formed on the test tube by laser burning.
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6270013 |
Hand-holdable optical scanner particularly useful as electronic translator
An optical scanner including a scanner head, a roller engaged by a record, the roller including optically readable marks, light sources and sensor which illuminate and sense both roller and the...
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6267293 |
Bar code scanning system and method
A bar code scanning system and method for scanning a bar code containing a key including successively scanning the bar code and providing, for each scan, a plurality of data elements forming a scan...
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6260763 |
Integral illumination source/collection lens assembly for data reading system
A barcode scan module having an optical lens system with a central bore, an outer collection lens section, an inner beam focusing lens section, and an illumination source mounted within the central...
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6260760 |
Optical code reader including circuitry for processing the symbology
An optical detector optically senses a bar code. A multi-bit analog-to-digital converter is responsive to the optical detector to generate a plurality of digital sample values based on the bar...
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6254003 |
Optical reader exposure control apparatus comprising illumination level detection circuitry
An exposure control apparatus for use with optical readers, such as bar code readers, which utilize photosensitive image sensors. An illumination signal generating circuit generates an illumination...
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6244509 |
Scanning device for capturing images using a light guide
A scanning device for capturing images, which contains an optical unit comprising a light source, a light guide, and a light receiver. The light guide comprises a substantially parallel sided,...
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6246061 |
Counterfeit-resistant materials and a method and apparatus for authenticating materials
Fluorescent dichroic fibers randomly incorporated within a media provide an improved method for authentication and counterfeiting protection. The dichroism is provided by an alignment of...
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6240219 |
Apparatus and method for providing optical sensors with super resolution
An optical sensor is disclosed of the type typically including an optical system for focusing light onto a focal plane. The optical system having a predetermined Numerical aperture which provides a...
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6229964 |
Image with sound playback apparatus
An icon reader reads picture identification data from a data icon on an image print. This data is used to determine the location of a corresponding sound bite contained in a memory module and for...
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6227448 |
Image viewing apparatus
Image viewing apparatus comprises a transparent platen on which an image to be scanned can be positioned. A scanning system support is movable alongside the platen. A light source illuminates the...
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6227449 |
Optical path folding apparatus for optical scanner
An optical path folding apparatus for optical scanner includes a light source, a reflection means, a lens and a charged couple device (CCD). The light source provides light which is reflected by...
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6220515 |
Identification system and method
An identification method is disclosed which comprises establishing a database or using an existing database of authorized credit card holders which is addressed by credit card identification number...
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6222798 |
Track jump for optical information recording and reproducing method and device
An optical information recording and reproducing method and device, whereby it is possible to prevent reduction in information recording capacity of an optical card and increase in recording and...
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6213398 |
Data/pen well
A data well arrangement is for storing data and for interfacing with a writing implement having a writing end with a writing tip and data transfer end with a data transfer tip. The data well...
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6206287 |
Film optical image bar code reader
A bar code reader particularly useful in a photographic film scanner of the type employing a light source and CCD array for sensing the bar code elements. Lateral location of the bar code pattern...
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6202926 |
Magnetic recording medium and method of making the same
A magnetic recording medium, and methods of making and reading the same, including on at least a portion of a substrate an irreversible recording layer which contains an irreversible recording...
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6199761 |
Validation method for electronic cash cards and digital identity cards utilizing optical data storage
A method for inhibiting the counterfeiting of electronic cash smart cards that use microchips for monetary stored value or digital identity cards that use microchips to control the transfer of...
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6199765 |
Printer media with bar code identification system
A bi-directionally scannable bar code pattern having a parallel array of alternating lines and spaces, each having selected widths. Each line has a common series of segments and segment spaces of...
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6193157 |
Frequency division multiplexed bar code scanner
A frequency division multiplexed bar code scanner system includes a plurality of radiation sources for simultaneously providing a plurality of source beams, and a modulator circuit for modulating...
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6193156 |
Method and apparatus for patterning cards, instruments and documents
A card (document or instrument) embodying the invention includes a pattern formed between the top and bottom surfaces of the card, whereby the card, when illuminated by a light source, produces a...
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6193160 |
Installation and method for preparing order batches by picking products in a storage area and device for implementing same
A parcel (4) installation for preparing purchase orders comprising at least an optical reading device (5) for reading bar codes. The parcels (4) are put together from products distributed in...
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6182892 |
Smart card with fingerprint image pass-through
A fingerprint authentication methodology in which a smart card with a credit card form factor is used to transmit the imprint of a fingerprint to a live-scan device. Use of a credit card form...
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6179207 |
Method for writing single width bar codes on semiconductors wafers
A single width bar code exhibiting inherent self clocking characteristics is provided so as to be particularly useful in the identification of semiconductor wafers in very large scale integrated...
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6166375 |
Offset optical axes for bar code scanner
A scan module and an optical system such as for a bar code scanner wherein the optical system has an axis of outgoing (illumination) light offset from the axis of collected light, arranged to limit...
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6164542 |
Method and apparatus for decoding unresolved symbol profiles produced from a reduced data set
A method and apparatus for decoding profiles which may fail to resolve narrow elements in machine-readable symbols first begins by generating a reduced information set using a high speed circuit...
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6152371 |
Method and apparatus for decoding bar code symbols
A method and apparatus for reading and decoding one-dimensional (1D) bar code symbols. A 1D bar code symbol is imaged by an optical assembly which includes a cubic phase mask that causes the...
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6149060 |
Means and method of identifying objects using a zero contrast sensor
Siping, of a specific pattern, is used as a code to provide an identification number and/or a part number on a rubber object. The depth and width of the sipes, and the height and width of the...
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6145742 |
Method and system for laser writing microscopic data spots on cards and labels readable with a CCD array
A method and system for recording and storing digital data on optical memory cards and labels using laser recording of optical storage media to create updatable, high resolution, two-dimensional...
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