AU1981195A - Method and apparatus for detecting and adaptively decoding bar code symbols in continuous images - Google Patents

Method and apparatus for detecting and adaptively decoding bar code symbols in continuous images

Info

Publication number
AU1981195A
AU1981195A AU19811/95A AU1981195A AU1981195A AU 1981195 A AU1981195 A AU 1981195A AU 19811/95 A AU19811/95 A AU 19811/95A AU 1981195 A AU1981195 A AU 1981195A AU 1981195 A AU1981195 A AU 1981195A
Authority
AU
Australia
Prior art keywords
detecting
bar code
code symbols
continuous images
decoding bar
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU19811/95A
Inventor
Luis Figarella
Mihael Klancnik
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
United Parcel Service of America Inc
Original Assignee
United Parcel Service of America Inc
United Parcel Service Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by United Parcel Service of America Inc, United Parcel Service Inc filed Critical United Parcel Service of America Inc
Publication of AU1981195A publication Critical patent/AU1981195A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/1093—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices sensing, after transfer of the image of the data-field to an intermediate store, e.g. storage with cathode ray tube
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
    • G06K7/1404—Methods for optical code recognition
    • G06K7/1439—Methods for optical code recognition including a method step for retrieval of the optical code
    • G06K7/1443—Methods for optical code recognition including a method step for retrieval of the optical code locating of the code in an image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
    • G06K7/1404—Methods for optical code recognition
    • G06K7/146—Methods for optical code recognition the method including quality enhancement steps
    • G06K7/1469—Methods for optical code recognition the method including quality enhancement steps using sub-pixel interpolation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Image Processing (AREA)
AU19811/95A 1994-09-22 1995-02-28 Method and apparatus for detecting and adaptively decoding bar code symbols in continuous images Abandoned AU1981195A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US31061994A 1994-09-22 1994-09-22
US310619 1994-09-22
PCT/US1995/002791 WO1996009597A1 (en) 1994-09-22 1995-02-28 Method and apparatus for detecting and adaptively decoding bar code symbols in continuous images

Publications (1)

Publication Number Publication Date
AU1981195A true AU1981195A (en) 1996-04-09

Family

ID=23203358

Family Applications (1)

Application Number Title Priority Date Filing Date
AU19811/95A Abandoned AU1981195A (en) 1994-09-22 1995-02-28 Method and apparatus for detecting and adaptively decoding bar code symbols in continuous images

Country Status (2)

Country Link
AU (1) AU1981195A (en)
WO (1) WO1996009597A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7545949B2 (en) 2004-06-09 2009-06-09 Cognex Technology And Investment Corporation Method for setting parameters of a vision detector using production line information
US8891852B2 (en) 2004-06-09 2014-11-18 Cognex Technology And Investment Corporation Method and apparatus for configuring and testing a machine vision detector
US8127247B2 (en) 2004-06-09 2012-02-28 Cognex Corporation Human-machine-interface and method for manipulating data in a machine vision system
US9292187B2 (en) 2004-11-12 2016-03-22 Cognex Corporation System, method and graphical user interface for displaying and controlling vision system operating parameters
US7636449B2 (en) 2004-11-12 2009-12-22 Cognex Technology And Investment Corporation System and method for assigning analysis parameters to vision detector using a graphical interface
US8628015B2 (en) 2008-10-31 2014-01-14 Hand Held Products, Inc. Indicia reading terminal including frame quality evaluation processing
US8162223B2 (en) 2010-03-08 2012-04-24 Seiko Epson Corporation Method and apparatus for creating pixel tokens from machine-readable symbols to improve decoding accuracy in low resolution images
DE102010014937B4 (en) 2010-04-14 2013-10-17 Ioss Intelligente Optische Sensoren & Systeme Gmbh A method of reading a code on a substrate by assembling code fragments using an imaging code reader
US9651499B2 (en) 2011-12-20 2017-05-16 Cognex Corporation Configurable image trigger for a vision system and method for using the same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4879456A (en) * 1987-06-18 1989-11-07 Spectra-Physics, Inc. Method of decoding a binary scan signal
US4855581A (en) * 1988-06-17 1989-08-08 Microscan Systems Incorporated Decoding of barcodes by preprocessing scan data
JP2957727B2 (en) * 1990-03-28 1999-10-06 オムニプラナー，インコーポレーテッド Dual processor omnidirectional barcode reader with dual memory for barcode location and orientation
CA2053460A1 (en) * 1991-09-13 1993-03-14 Eugene Bernard Joseph Analog waveform decoder
US5418862A (en) * 1992-08-10 1995-05-23 United Parcel Service Of America Method and apparatus for detecting artifact corners in two-dimensional images

Also Published As

Publication number Publication date
WO1996009597A1 (en) 1996-03-28

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