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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Katz; Joseph
Address:
Stony Brook, NY
No. of patents:
128
Patents:


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Patent Number Title Of Patent Date Issued
7778649 System and method for asset location in wireless networks August 17, 2010
Described is a system and method for tracking an asset. The system may include a plurality of wireless access points and a computing arrangement communicating with the access points. The arrangement determines a location area of the device as a function of first data and a location of
7693331 Object segmentation using visible and infrared images April 6, 2010
A method tracks an object. A sequence of visible images and a sequence of infrared images are acquired concurrently of a scene. A visible background image is maintained from each current visible image, while an infrared background image is maintained from each current infrared image.
7513624 Method and apparatus for controllably modulating a laser in a laser projection display April 7, 2009
A laser projection device suitable for displaying full color images is disclosed. The LPD includes a variety of techniques for modulating laser beams produced by one or more lasers with image data to controllably produce the image using a modified raster scan.
7441706 Method and system for processing and using information October 28, 2008
A method for processing information wherein information is received from a plurality of bar code scanners, preferably reading web codes, the source and destination information for the received information is determined and data from the received information is distributed to at least one
7414621 Method and apparatus for controllably producing a laser display August 19, 2008
A laser projection device (LPD) suitable for displaying color images is disclosed. The LPD is used to excite various photoluminescent materials located on a display screen so as to produce multi-color displays. Additionally, the screen may be movably mounted so as to reduce laser spe
7373154 System and method for asset location in wireless networks May 13, 2008
A computing arrangement for determining a location of a wireless communications device includes a memory arrangement, a communication arrangement and a processor. The memory arrangement stores a location of each of at least three access points. The communication arrangement receives
7369584 Laser projection display May 6, 2008
A method and apparatus are provided for controlling the operation of a Laser Projection Display (LPD). Generally, the LPD is comprised of a laser, an optical system and a controller. The laser is adapted to emit a beam of laser light. The optical system is adapted to scan the beam of
7325929 Method and apparatus for controllably modulating a laser in a laser projection display February 5, 2008
A laser projection device suitable for displaying full color images is disclosed. The LPD includes a variety of techniques for modulating laser beams produced by one or more lasers with image data to controllably produce the image using a modified raster scan.
7305478 Bar code symbol ticketing for authorizing access in a wireless local area communications network December 4, 2007
Authorized access by a user to an application server in a wireless local area network is obtained by printing machine-readable indicia on a portable, physical ticket, and by presenting the ticket to an electro-optical reader for reading the indicia.
7304619 Method and apparatus for controllably compensating for distortions in a laser projection display December 4, 2007
A method and apparatus are provided to controllably compensate for distortions in an image produced by an LPD, where the distortion arises from the shape and/or angle of the viewing surface relative to the LPD. For example, the LPD can determine the angle of the viewing surface relat
7225987 Integrated scanner on a common substrate June 5, 2007
An integrated scanner for scanning a barcode is formed on a common substrate. The scanner may include a micro-machined mirror, a laser diode, and a detector, mounted on a single substrate or several connected substrates. Lenses can be used to focus a laser beam from the laser diode a
7174172 System and method for asset location in wireless networks February 6, 2007
Described is a system and method for tracking an asset. The system may include a plurality of wireless access points and a computing arrangement communicating with the access points. The arrangement determines a location area of the device as a function of first data and a location of
7130759 Telemetric contextually based spatial audio system integrated into a mobile terminal wireless sy October 31, 2006
A telemetric contextually based spatial audio system is integrated into a mobile terminal including a headset and antenna. The headset includes an electronic compass which determines head orientation data for the user. The terminal's geographical position can either be determined locally
7124952 Portable instrument for electro-optically reading indicia and for projecting a bit-mapped image October 24, 2006
A portable instrument incorporates an electro-optical assembly for reading indicia during a reading mode, and for projecting a bit-mapped image during a display mode. A manually operable switch on the instrument is disposed for selecting one of the modes. The image is formed by pulsing a
7077325 Portable instrument for electro-optically reading indicia and for projecting a bit-mapped image July 18, 2006
A portable instrument incorporates an electro-optical assembly for reading indicia during a reading mode, and for projecting a bit-mapped image during a display mode. A manually operable switch on the instrument is disposed for selecting one of the modes. The image is formed by pulsing a
6935566 Portable instrument for electro-optically reading indicia and for projecting a bit-mapped image August 30, 2005
A portable instrument incorporates an electro-optical assembly for reading indicia during for projecting a bit-mapped image during a display mode. A manually operable switch on the instrument is disposed for selecting one of the modes. The image is formed by pulsing a laser at selected t
6879418 Scan module for a bar code reader with a magnifying lens April 12, 2005
A scan module for use in a bar code reader including a base, a light source, a focusing lens, a scan mirror mounted for oscillatory motion relative to the base so as to create a scanner laser beam, and a magnifying lens for magnifying the angle of reflection of a light beam from the
6859134 Data communication device February 22, 2005
Simplified data message terminals and data communicating voice terminals are described for providing additional functionality in a facility using a wireless data communication system. The simplified data message terminals provide message and paging communication to employees or customers
6853293 Wearable communication system February 8, 2005
A portable data input or computer system includes an input/output device such as a keyboard and a display, another data input device such as an optical bar code scanner, and a data processor module. To scan bar code type indicia, the operator points the scanner at the bar code and trigge
6845338 Telemetric contextually based spatial audio system integrated into a mobile terminal wireless sy January 18, 2005
A telemetric contextually based spatial audio system is integrated into a mobile terminal including a headset and antenna. The headset includes an electronic compass which determines head orientation data for the user. The terminal's geographical position can either be determined locally
6843416 Integrated scanner on a common substrate January 18, 2005
An integrated scanner for scanning a barcode is formed on a common substrate. The scanner may include a micro-machined mirror, a laser diode, and a detector, mounted on a single substrate or several connected substrates. Lenses can be used to focus a laser beam from the laser diode a
6832724 Electro-optical assembly for image projection, especially in portable instruments December 21, 2004
An arrangement for and method of projecting an image on a viewing surface include sweeping a light beam along a plurality of scan lines that extend over the viewing surface, and selectively illuminating parts of the image at selected positions of the light beam on the scan lines. The vie
6735445 System and method for medium access control in a wireless network May 11, 2004
Described is a method and system for an access control in a communication network which includes a first wireless unit, a second wireless unit and at least one further unit. The first unit generates a frame for the second unit. The frame includes a first portion and a second portion. The
6708886 High speed scanning arrangements March 23, 2004
High speed scanning arrangements in scanners for reading bar code symbols by oscillating a scanner component in single or multi-axis scan patterns.
6705525 Scanning system with adjustable optical characteristics March 16, 2004
An optical scanner for scanning various optical indicia uses one or more tunable optical components for noise reduction purposes. The scanner may include a narrow band-pass tunable optical filter for passing selected wavelengths of incoming light. The scanner may also have a tunable ligh
6691919 Integrated bar code scanner and communications module February 17, 2004
An integrated optical communication and barcode scanning module suitable for use with portable electronic devices is provided. In a first mode of operation the module functions as an Infrared Data Association (IrDA) compatible communications interface. In a second mode of operation, IrDA
6672513 Flexible battery and band for user supported module January 6, 2004
An information processing system adapted to be worn on the body of a user, the system a module for processing data capable of being worn by a user; and a band secured to the module and adapted to be secured around a part of the user's body so as to support the module and to allow the use
6672506 Statistical sampling security methodology for self-scanning checkout system January 6, 2004
A statistical basis for use in a self-scanning checkout system determines how many items to check in a shopper's shopping cart for incorrect or missing scans as well as which particular or types of items to check to determine if they were properly scanned, if the shopper is determined to
6648227 Scanning module for a bar code reader with a focusing lens November 18, 2003
An optical scanning module for use in a bar code reader, including a frame, including a base and a vertical support; a scanning element mounted to the base and including a mirror disposed in the path of an unfocussed laser beam and mounted for oscillatory motion so as to create a scannin
6633433 Beam shaping for optical scanners October 14, 2003
A beam generator, or beam shaping system, for example for use in an optical scanner, creates a non-Gaussian beam which provides improved indicia-reading characteristics. In one embodiment, diffractive optical elements are used to create a Bessel-Gaussian scanning beam, which comprise
6587034 Data communication device July 1, 2003
Simplified data message terminals and data communicating voice terminals are described for providing additional functionality in a facility using a wireless data communication system. The simplified data message terminals provide message and paging communication to employees or customers
6585160 High speed scanning arrangements July 1, 2003
A flexible member mounts a scanner component for angular oscillating movement relative to a support about an axis in alternate circumferential directions between scan end positions. The scanner component is electromagnetically driven in order to scan a light beam across optically enc
6478225 Adaptive bar code scanner November 12, 2002
An adaptive system and a method for reading bar code symbols or the like, including a scanner for generating a light beam directed toward a target, the light beam sweeping the symbol to be read. The system further includes a photodetector for receiving reflected light from such symbol, a
6439461 Multi-dimensional scanning arrangement with U-shaped planar spring August 27, 2002
High speed scanning arrangements in scanners for reading bar code symbols by oscillating a scanner component in single or multi-axis scan patterns.
6412697 Palm scanner July 2, 2002
A hand-held optical reader for reading printed indicia on a remote target includes a light source for generating a scanning light beam and a detector for detecting the light reflected from the printed indicia. The light source and detector are housed within a housing having a window
6405102 RF-interrogatable processing system June 11, 2002
A system for storing articles having different descriptions in an enclosure and providing the enclosure with an wireless interrogatable unit having stored indications of the descriptions of the stored articles. The system further contemplates interrogating the enclosure's wireless interr
6398112 Apparatus and method for reading indicia using charge coupled device and scanning laser beam tec June 4, 2002
A scanning device for reading indicia of differing light reflectivity, including bar code or matrix array symbols, has a single light emitter, such as a laser or light emitting diode, for generating a scanning light beam to visually illuminate sequential portions of the indicia. A sensor
6360949 Retro-reflective scan module for electro-optical readers March 26, 2002
A miniaturized electro-optical, retro-reflective scanning module. The module has a base, a first circuit board, and a second circuit board mounted substantially orthogonal to the first circuit board. The base supports a light emitter for producing a scanning beam and optical elements
6305607 Integrated bar code reader and RF transceiver October 23, 2001
An integrated scanner/radio includes a bar code reader and an RF transceiver integrated on a semiconductor substrate. The bar code reader includes a light source, a scanner for directing light from the light source across a bar code symbol, and a detector for detecting the light refl
6247648 Bar code scanner utilizing multiple light beams output by a light beam splitter June 19, 2001
A bar code scanner and method for scanning a bar code symbol that splits a light beam using a liquid crystal device and directs the split light beams toward a bar code symbol using a moveable mirror. The light reflected by the symbol from each of the split light beams is summed and conve
6220514 Electro-optical scanner having stationary, multi-surface mirror having surfaces with aplanar pro April 24, 2001
An optical scanner for reading indicia having areas of different light reflectivity, such as bar code symbols includes a stationary, multi-surface, fold mirror having a first surface of a first aplanar profile and a second surface of a second, different aplanar profile.
6209788 Optical scanners April 3, 2001
An optical scanning system is provided for producing a signal representative of a spatial distribution of indicia having different degrees of reflectivity to light, such as a bar code (14). The system includes an optical scanner (12) for scanning beam of light over the spatial distri
6164540 Optical scanners December 26, 2000
An optical scanner with plural scan beam generation. Scan angle stress is configured in the beam generation.
6145746 Portable optical scanning and pointing systems November 14, 2000
An optical scanning system for reading indicia of differing light reflectivity has an optical scan module which is adapted to be mounted on a finger of a user. A first peripheral module, preferably in the form of a wrist watch, has a receiver which detects the reflected light. A second
6142379 Compact bar code scanner with scan mirror jointly movable with drive component November 7, 2000
Several different embodiments are disclosed of a simple, compact bar code scanner which is capable of scanning in any one of several modes, a linear scan mode for scans along a single axis, an omnidirectional scan mode for scans with consecutive scan lines which are angularly displaced r
6128549 RF interrogatable processing system October 3, 2000
A system for storing articles having different descriptions in an enclosure and providing the enclosure with an wireless interrogatable unit having stored indications of the descriptions of the stored articles. The system further contemplates interrogating the enclosure's wireless interr
6123264 Apparatus and method for determining a distance to a target September 26, 2000
A range finder for use with a bar code scanner. An image of a scan line is detected by a sensor array. Distance from the scanner to the bar code symbol is determined from the length of the detected scan line image.
6119944 Down-loadable hand-held optical reader September 19, 2000
A hand-held bar code reader, in particular a bar code wand is used by a consumer to read bar code information accompanying a product displayed at a retail outlet. The bar code information can be presented in, for example, UPC format and carries information relating to the products. The
6102294 Integrated scanner on a common substrate August 15, 2000
A light scanning system formed on a common substrate comprises a light scanner and a sensor. The light scanner scans light across a target. The sensor detects light reflected from the target and creates a signal representative of the detected light. The light scanner may include a li
6095418 Apparatus for processing symbol-encoded document information August 1, 2000
Document information is encoded in a graphic symbol applied to the document. The symbol is read to retrieve the document information which is then translated into a humanly discernible form different from that appearing on the document. In one embodiment of the invention, a symbol is
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