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| Number | Title | Issue Date |
| 8172145 | Enhanced virtual scan line processing Systems and methods for decoding a barcode or other optical code include identifying one or more sub-regions of image data that contain promising data based on a first set of edge detection parameters, transferring the promising data from a first memory location to ... | 05/08/2012 |
| 8061615 | Detection method of two-dimensional code, detection device for the same, and storage medium storing detection program for the same A method for detecting a two-dimensional code in which three position detection patterns are provided in positions corresponding to respective apices of a right angled isosceles triangle, and a data region is provided in a region defined by the position detection pa... | 11/22/2011 |
| 7946492 | Methods, media, and mobile devices for providing information associated with a visual code Methods, media, and mobile devices for providing information associated with a visual code are provided. In some embodiments, methods for providing information associated with a visual code are provided, including capturing an image including a visual code and non-v... | 05/24/2011 |
| 7857220 | Systems, devices, and methods for reading machine-readable characters and human-readable characters Systems, devices, and methods for automatic data collection. An automatic data collection system includes an image capture subsystem and a processor subsystem. The automatic data collection system is operable to decode machine-readable symbols in a machine-readable ... | 12/28/2010 |
| 7845560 | Method and apparatus for determining position and rotational orientation of an object A method and apparatus for determining position and rotational orientation of an object within a predetermined area is disclosed. Position markers, encoded with their identity, are viewed with a camera, images are captured and processed, and the position and rotatio... | 12/07/2010 |
| 7681796 | Mobile device tracking The present invention provides a method, apparatus, and computer program product for obtaining the location of, for example, a mobile device. An image of a target in a defined space is obtained, the target encoding data from which its location in the defined space m... | 03/23/2010 |
| 7677457 | System and method for decoding a barcode Described is a method and system for barcode decoding. The method comprises receiving an input signal corresponding to a reflection of light from a bar code. The input signal is divided into a predetermined number of segments. Each segment includes a plurality of sa... | 03/16/2010 |
| 7478753 | System and method for aiming an optical code scanning device A system and method for performing a read operation including acquiring a series of frames of image data; processing a first frame of image data including an array of pixel data acquired while an aiming pattern was generated for determining a location L of at least ... | 01/20/2009 |
| 7431214 | Bar-code reader and method of reading bar code A plurality of bar-code candidate areas are calculated from scan data that is acquired by scanning a bar code. Feature data, which represents a specific feature, is calculated for each of the bar-code candidate areas. The bar-code candidate areas are evaluated based... | 10/07/2008 |
| 7424975 | Method for printing two dimensional barcodes to reduce reading errors A method of printing modules for a two dimensional barcode that includes printing a pixel at a plurality of the pixel locations included in the inner portion of the darkened module, and printing a pixel at less than all of the pixel locations of the outer boundary o... | 09/16/2008 |
| 7422155 | Image printing method and apparatus which can detect edge of printing medium while reading barcode on printing medium using one sensor An image printing method and apparatus which can detect the edge of a printing medium on which a barcode is written while reading the barcode using one sensor unit. The apparatus for printing an image on a printing medium on which a barcode is written includes a sen... | 09/09/2008 |
| 7389928 | System and method of utilizing a machine readable medical marking for managing surgical procedures The method and system include marking a surgery site (e.g., location of surgical incision) or a site of other medical action with a machine-readable medical marking (e.g., bar code or a dot pattern), which may be used in conjunction with (1) a scanner for reading th... | 06/24/2008 |
| 7380721 | Low-cost compact bar code sensor A barcode sensor package has an optical emitter circuit and an optical detector circuit which are formed as one or more integrated optical circuits disposed in a housing which has a reading surface and one or more apertures located between the optical emitter and de... | 06/03/2008 |
| 7370803 | Remote crane bar code system In general terms, the present invention provides a method of automatically scanning an inventory field to allow the selection of a desired item for retrieval. A camera is positioned in the crane trolley located above the field. The camera continuously performs a sca... | 05/13/2008 |
| 7370799 | System and method for printing images of machine readable symbols on a plurality of substrates A method is provided for printing a plurality of images of a symbol that includes at least a two-dimensional machine readable symbol on a plurality of substrates or on a plurality of portions of a substrate so that the printable area of each substrate or substrate p... | 05/13/2008 |
| 7364080 | System and method for bar code detection Described is a system and method for bar code detection. The method comprises generating a digitized bar pattern (DBP) including a series of elements corresponding to elements of a scanned bar code, and identifying a first set of margins around a first portion of th... | 04/29/2008 |
| 7357324 | System, method, and program for generating barcode data Misunderstanding is not caused among users such that the user misconstrues a special digit character of barcode data which is not directly input by the user as an input character or misconstrues the input character as the special digit character. In the invention, t... | 04/15/2008 |
| 7353987 | Printer and control method of printer A printer includes a reading unit to read an original that includes a machine-readable code, an extraction unit to extract the machine-readable code from the original, and a scaling unit to reduce the original. The printer further includes a detection unit to detect... | 04/08/2008 |
| 7354000 | Method and system for sensing a barcode A method and system used in the barcode sensing process are disclosed, in which at least two instances of an optical signal are obtained from the same barcode in different time periods, and digitized by a first digitizer with a first threshold. The digitized results... | 04/08/2008 |
| 7353996 | Device for storing and displaying selected bar codes A device for storing and displaying numerous optically readable codes. The device includes a memory for storing the codes, a display for displaying the codes of sufficient contrast to be readable by an optical scanner, an optional selector for allowing the user to r... | 04/08/2008 |
| 7350710 | Two-dimensional code extracting method An image data is inputted by using a device such as a document scanner. The input image data is scanned in a square block unit of M×N pixels, and blocks that satisfy specific conditions is detected based on the scanning process. In one example, a ratio of white pix... | 04/01/2008 |
| 7347374 | Hand-supportable digital imaging-based bar code symbol reader employing an event-driven system control subsystem, automatic IR-based object detection, and trigger-switch activated image capture and processing subsystem A hand-supportable digital imaging-based bar code symbol reader employing an event-driven system control subsystem, automatic IR-based object detection, and a trigger-switch activated image capture and processing subsystem. ... | 03/25/2008 |
| 7344079 | Wireless terminal A system is described for managing data and information in a healthcare environment, such as a hospital. A handheld code scanner reads codes and either accepts data, or performs instructions based on the read code. The code scanner wirelessly transmits the codes or ... | 03/18/2008 |
| 7337969 | Method for improving the readability of composite images A method for improving the readability of composite images by determining available areas on a document where no text or graphics will be printed in visible ink and printing one or more 2-D bar code with invisible ink at a size pre-determined based on the available ... | 03/04/2008 |
| 7328847 | Barcode data communication methods, barcode embedding methods, and barcode systems Barcode data communication methods, barcode embedding methods, and barcode systems are described. According to one embodiment, a barcode data communication method includes accessing a composite image comprising a disguised barcode image incapable of being directly r... | 02/12/2008 |
| 7325737 | Methods and apparatus for identifying candidate barcode fields A system is provided for selecting a particular barcode on an item that includes multiple barcodes. The system (1) acquires, via a barcode imager, an image of the item within the field of view of the barcode imager, (2) analyzes the acquired image to determine a set... | 02/05/2008 |
| 7311262 | Method of decoding a symbol with a low contrast A method for encoding a symbol such as a barcode with a finder of a known pattern, comprises steps of determining a potential point on the finder edge and tracing and verifying a path representing the finder edge by checking the color of each point on the path again... | 12/25/2007 |
| 7311256 | Barcode optical character recognition Computer software which includes code configured to create a printer label format based on a printed label that has been scanned. The code is configured to scan a label by either using a plurality of different types of scanners, or by using a single piece of hardwar... | 12/25/2007 |
| 7305131 | Extracting graphical bar codes from an input image Systems and methods for extracting a graphical bar code (i.e., an image that contains inconspicuous graphical modulations that encode embedded information) from an input image are described. In one aspect, estimates of position coordinates for a detected graphical b... | 12/04/2007 |
| 7303130 | Method and device for recording of data The invention relates to a method for recording a bar code comprising a plurality of base elements. A reading device generates a sequence of partially overlapping images which together reproduce the bar code. Images are analysed to produce information which describe... | 12/04/2007 |
| 7299975 | Add-on capture rate in a barcode scanning system A scanner system and method for improving capture rate of reading labels with add-ons without sacrificing throughput with respect to non-add-on labels, the scanner including a mode in which the scanner in conjunction with the host (point-of-sale terminal) “learns... | 11/27/2007 |
| 7299981 | Smart supplies, components and capital equipment The present invention relates to capital equipment units, such as systems for providing medical treatment, that are associated with smart supplies. The smart supplies are tagged with data carriers which may encode such information as a unique ID for the supply or co... | 11/27/2007 |
| 7299985 | Transmitting enhanced scanner signals on a single channel A system and method for encoding scanner signal strength and timing information provided, possibly on multiple signal lines, from a digitizer circuit into a signal that can be transmitted on a single line to a modified decoder. A multiplexing device multiplexes the ... | 11/27/2007 |
| 7296747 | Visual code system for camera-equipped mobile devices and applications thereof A visual code system wherein camera-equipped mobile phones (or similar devices, such as wireless PDAs) are used to identify and decode images that contain one or more “visual codes.” By recognizing a code tag, the device can determine a bit pattern or an integer... | 11/20/2007 |
| 7293711 | Combination barcode imaging/decoding and real-time video capture system A combination barcode imager/decoder and real-time video capture system is provided. The system is configured for being implemented at a POS location for performing the functions of barcode imaging and decoding, and real-time video capture for video surveillance pur... | 11/13/2007 |
| 7286064 | Two-dimensional modulation encoding for high density optical storage The present invention relates to an encoding apparatus and a corresponding method for two-dimensionally encoding user data of a user data stream into channel data of a channel data stream along a two-dimensional channel strip of at least two bit rows one-dimensional... | 10/23/2007 |
| 7278575 | Hand-supportable image-based bar code symbol reader employing helically-sweeping feature-extraction analysis on a captured digital image of an object referenced from the center thereof A hand-supportable digital imaging-based bar code symbol reader comprises: an automatic object presence detection subsystem; an image formation and detection subsystem; a LED-based illumination subsystem having a wide area illumination mode of operation; an automati... | 10/09/2007 |
| 7275694 | Portable bar code reading device generating first and second electronic representations of a substrate The present invention relates to a portable bar code reading device that generates electronic representations of a substrate having a bar code symbol disposed thereon. A portable bar code reading device according to the invention can incorporate a solid state image ... | 10/02/2007 |
| 7273177 | Camera-based barcode recognition Embodiments of the invention relate to decoding encoded barcode information from a series of camera-captured images by generating binarized sequences from the series of camera-captured images and decoding the encoded barcode information from the binarized sequences.... | 09/25/2007 |
| 7273176 | Electro-optic reader for retro-reflective bar codes A system for identification comprising: a surface (14) comprising retro-reflective indicta; a source of light that illuminates the indicta (18) along an illumination direction; and a detector (20, 21) that views light reflected from the indicta,... | 09/25/2007 |
