PT72613B - Bar code reader system - Google Patents

Bar code reader system

Info

Publication number
PT72613B
PT72613B PT72613A PT7261381A PT72613B PT 72613 B PT72613 B PT 72613B PT 72613 A PT72613 A PT 72613A PT 7261381 A PT7261381 A PT 7261381A PT 72613 B PT72613 B PT 72613B
Authority
PT
Portugal
Prior art keywords
bar code
code reader
reader system
bar
reader
Prior art date
Application number
PT72613A
Other languages
English (en)
Other versions
PT72613A (en
Original Assignee
Reynolds Tobacco Co R
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 Reynolds Tobacco Co R filed Critical Reynolds Tobacco Co R
Publication of PT72613A publication Critical patent/PT72613A/pt
Publication of PT72613B publication Critical patent/PT72613B/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06K7/01—Details
    • G06K7/016—Synchronisation of sensing process
    • G06K7/0166—Synchronisation of sensing process by means of clock-signals derived from the code marks, e.g. self-clocking code
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Image Processing (AREA)
  • Image Input (AREA)
  • Character Input (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Image Signal Circuits (AREA)
PT72613A 1980-03-06 1981-03-04 Bar code reader system PT72613B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/127,674 US4323772A (en) 1980-03-06 1980-03-06 Bar code reader system

Publications (2)

Publication Number Publication Date
PT72613A PT72613A (en) 1981-04-01
PT72613B true PT72613B (en) 1982-03-18

Family

ID=22431327

Family Applications (1)

Application Number Title Priority Date Filing Date
PT72613A PT72613B (en) 1980-03-06 1981-03-04 Bar code reader system

Country Status (8)

Country Link
US (1) US4323772A (pt)
EP (1) EP0036951A1 (pt)
JP (1) JPS578874A (pt)
AU (1) AU536390B2 (pt)
CA (1) CA1145049A (pt)
DK (1) DK97281A (pt)
ES (1) ES8202439A1 (pt)
PT (1) PT72613B (pt)

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DE4337718C1 (de) * 1993-11-05 1995-04-06 Leuze Electronic Gmbh & Co Verfahren zur Kompensation bauteilbedingter Signalverzerrungen für eine optoelektronische Vorrichtung und optoelektronische Vorrichtung zum Erkennen von insbesondere Barcode-Symbolen
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DE4411023C2 (de) * 1994-03-30 1996-04-04 Leuze Electronic Gmbh & Co Optoelektronische Vorrichtung zum Erkennen von Kontrastmarken und Verfahren zur Reduktion von Signalverzerrungen für eine optoelektronische Vorrichtung zum Erkennen von Kontrastmarken
DE4414449C2 (de) * 1994-04-26 1996-03-14 Leuze Electronic Gmbh & Co Optoelektronische Vorrichtung zum Erkennen von Kontrastmarken
US5664231A (en) * 1994-04-29 1997-09-02 Tps Electronics PCMCIA interface card for coupling input devices such as barcode scanning engines to personal digital assistants and palmtop computers
JP3556274B2 (ja) * 1994-07-13 2004-08-18 富士通株式会社 二値化回路及びそれを用いたバーコードリーダ
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JP3523710B2 (ja) * 1995-04-04 2004-04-26 オリンパス株式会社 情報再生システム、記録媒体、記録装置及び記録方法
US5929420A (en) * 1995-10-02 1999-07-27 Symbol Technologies, Inc. Method for reading distorted bar codes
US5949054A (en) * 1995-10-23 1999-09-07 Welch Allyn, Inc. Bar code reader for reading high to low contrast bar code symbols
US5811779A (en) * 1996-08-22 1998-09-22 General Electric Company Laser bar code reader system for a fuel rod in a boiling water nuclear reactor
US5798513A (en) * 1996-12-03 1998-08-25 Intermec Corporation Method and apparatus for decoding unresolved profiles produced from relief formed symbols
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US20030080191A1 (en) 2001-10-26 2003-05-01 Allen Lubow Method and apparatus for applying bar code information to products during production
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US7051937B2 (en) * 2002-03-22 2006-05-30 Lockheed Martin Corporation System and method for fast binarization of bar codes in the presence of noise
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US7287984B2 (en) * 2002-10-15 2007-10-30 Techenable, Inc. System and method for providing a visual language for non-reading sighted persons
US7835545B2 (en) * 2002-10-15 2010-11-16 Techenable, Inc. System and method for providing a visual language for non-reading sighted persons
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US7913922B1 (en) * 2007-03-15 2011-03-29 Ncr Corporation Matching bar code colors to painted pixel filters
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US8794524B2 (en) * 2007-05-31 2014-08-05 Toshiba Global Commerce Solutions Holdings Corporation Smart scanning system
US20090026270A1 (en) * 2007-07-24 2009-01-29 Connell Ii Jonathan H Secure checkout system
US8544736B2 (en) 2007-07-24 2013-10-01 International Business Machines Corporation Item scanning system
KR100791704B1 (ko) * 2007-10-16 2008-01-07 샤프 가부시키가이샤 바코드 인식 장치
US8746557B2 (en) 2008-02-26 2014-06-10 Toshiba Global Commerce Solutions Holding Corporation Secure self-checkout
US8280763B2 (en) * 2008-02-26 2012-10-02 Connell Ii Jonathan H Customer rewarding
US8061603B2 (en) * 2008-03-20 2011-11-22 International Business Machines Corporation Controlling shopper checkout throughput
US7889068B2 (en) * 2008-03-20 2011-02-15 International Business Machines Corporation Alarm solution for securing shopping checkout
US8229158B2 (en) * 2008-04-29 2012-07-24 International Business Machines Corporation Method, system, and program product for determining a state of a shopping receptacle
US20090272801A1 (en) * 2008-04-30 2009-11-05 Connell Ii Jonathan H Deterring checkout fraud
US20100053329A1 (en) * 2008-08-27 2010-03-04 Flickner Myron D Exit security
US8704821B2 (en) * 2008-09-18 2014-04-22 International Business Machines Corporation System and method for managing virtual world environments based upon existing physical environments
US9047742B2 (en) * 2009-05-07 2015-06-02 International Business Machines Corporation Visual security for point of sale terminals
CN102915120B (zh) * 2012-10-23 2015-08-26 华南理工大学 一种基于条形码识别原理的按键及方法
US9076157B2 (en) * 2013-01-30 2015-07-07 Wal-Mart Stores, Inc. Camera time out feature for customer product scanning device
US9059188B1 (en) 2014-05-01 2015-06-16 International Business Machines Corporation Graphene resistor based tamper resistant identifier with contactless reading
CN110263949B (zh) * 2019-06-21 2021-08-31 安徽智寰科技有限公司 融合机器机理与人工智能算法系统的数据处理方法及系统
CN113345031A (zh) * 2021-06-23 2021-09-03 地平线征程(杭州)人工智能科技有限公司 多摄像设备外参标定设备和方法、存储介质、电子设备

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Also Published As

Publication number Publication date
ES499031A0 (es) 1982-01-16
ES8202439A1 (es) 1982-01-16
AU6557780A (en) 1981-09-10
DK97281A (da) 1981-09-07
CA1145049A (en) 1983-04-19
AU536390B2 (en) 1984-05-03
PT72613A (en) 1981-04-01
US4323772A (en) 1982-04-06
EP0036951A1 (en) 1981-10-07
JPS578874A (en) 1982-01-18

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