ATE169754T1 - Verfahren und gerät zu dekodierung von zweidimensionalen zeichen im raumbereich - Google Patents

Verfahren und gerät zu dekodierung von zweidimensionalen zeichen im raumbereich

Info

Publication number
ATE169754T1
ATE169754T1 AT95925498T AT95925498T ATE169754T1 AT E169754 T1 ATE169754 T1 AT E169754T1 AT 95925498 T AT95925498 T AT 95925498T AT 95925498 T AT95925498 T AT 95925498T AT E169754 T1 ATE169754 T1 AT E169754T1
Authority
AT
Austria
Prior art keywords
symbol
decoding
template
targets
reflectivity
Prior art date
Application number
AT95925498T
Other languages
English (en)
Inventor
Joe Zheng
Ming Lei
Original Assignee
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
Priority claimed from US08/254,976 external-priority patent/US5515447A/en
Application filed by United Parcel Service Inc filed Critical United Parcel Service Inc
Application granted granted Critical
Publication of ATE169754T1 publication Critical patent/ATE169754T1/de

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544Methods 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
    • G06K7/10821Methods 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
    • G06K7/1093Methods 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
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14Methods 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
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14Methods 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
    • G06K7/1404Methods for optical code recognition
    • G06K7/1408Methods for optical code recognition the method being specifically adapted for the type of code
    • G06K7/14172D bar codes
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/14Methods 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
    • G06K7/1404Methods for optical code recognition
    • G06K7/1439Methods for optical code recognition including a method step for retrieval of the optical code
    • G06K7/1456Methods for optical code recognition including a method step for retrieval of the optical code determining the orientation of the optical code with respect to the reader and correcting therefore
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S379/00Telephonic communications
    • Y10S379/91Bar code or optical character reader with telephone

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Image Analysis (AREA)
  • Image Processing (AREA)
  • Error Detection And Correction (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
  • Character Input (AREA)
AT95925498T 1994-06-07 1995-06-01 Verfahren und gerät zu dekodierung von zweidimensionalen zeichen im raumbereich ATE169754T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/254,976 US5515447A (en) 1994-06-07 1994-06-07 Method and apparatus for locating an acquisition target in two-dimensional images by detecting symmetry in two different directions
US30466794A 1994-09-09 1994-09-09

Publications (1)

Publication Number Publication Date
ATE169754T1 true ATE169754T1 (de) 1998-08-15

Family

ID=26944350

Family Applications (2)

Application Number Title Priority Date Filing Date
AT95925498T ATE169754T1 (de) 1994-06-07 1995-06-01 Verfahren und gerät zu dekodierung von zweidimensionalen zeichen im raumbereich
AT96117677T ATE190415T1 (de) 1994-06-07 1995-06-01 Verfahren und vorrichtung zur dekodierung eines zweidimensionalen symboles im raumbereich

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT96117677T ATE190415T1 (de) 1994-06-07 1995-06-01 Verfahren und vorrichtung zur dekodierung eines zweidimensionalen symboles im raumbereich

Country Status (11)

Country Link
US (1) US6094509A (de)
EP (2) EP0766191B1 (de)
JP (1) JP2771899B2 (de)
AT (2) ATE169754T1 (de)
CA (1) CA2187209C (de)
DE (2) DE69515481T2 (de)
DK (2) DK0764307T3 (de)
ES (2) ES2122656T3 (de)
GR (1) GR3033330T3 (de)
PT (1) PT766191E (de)
WO (1) WO1995034043A1 (de)

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7304670B1 (en) 1997-03-28 2007-12-04 Hand Held Products, Inc. Method and apparatus for compensating for fixed pattern noise in an imaging system
DE19728513A1 (de) * 1997-07-04 1999-01-07 Daimler Benz Ag Meßmarke und Verfahren zur Erkennung von Meßmarken sowie Verfahren zur Objektvermessung
US5984078A (en) 1997-08-04 1999-11-16 United Parcel Service Of America, Inc. Automated shuttle sorter for conveyors
US6561428B2 (en) 1997-10-17 2003-05-13 Hand Held Products, Inc. Imaging device having indicia-controlled image parsing mode
EP0917081B1 (de) * 1997-11-17 2001-10-10 DATALOGIC S.p.A. Maxicode-Lokalisierungsverfahren
US6637882B1 (en) 1998-11-24 2003-10-28 Welch Allyn, Inc. Eye viewing device for retinal viewing through undilated pupil
US6189702B1 (en) 1998-11-25 2001-02-20 United Parcel Service Of America, Inc. Overhead mounted sorter for conveyors
US6963425B1 (en) * 2000-08-14 2005-11-08 National Instruments Corporation System and method for locating color and pattern match regions in a target image
US6678425B1 (en) * 1999-12-06 2004-01-13 Xerox Corporation Method and apparatus for decoding angular orientation of lattice codes
DE60118051T2 (de) 2000-04-06 2006-08-31 Seiko Epson Corp. Verfahren und Vorrichtung zum Lesen von einem zwei-dimensionalen Strichkode und Datenspeichermedium
US6782119B1 (en) * 2000-06-29 2004-08-24 Ernest Ross Barlett Space planning system
US6601772B1 (en) * 2000-07-14 2003-08-05 Intellidot Corporation Compact matrix code and one-touch device and method for code reading
US6505123B1 (en) 2000-07-24 2003-01-07 Weatherbank, Inc. Interactive weather advisory system
US7111787B2 (en) 2001-05-15 2006-09-26 Hand Held Products, Inc. Multimode image capturing and decoding optical reader
US6834807B2 (en) 2001-07-13 2004-12-28 Hand Held Products, Inc. Optical reader having a color imager
US6655592B2 (en) 2001-10-10 2003-12-02 Hewlett-Packard Development Company, L.P. Graphically demodulating graphical bar codes without foreknowledge of the original unmodulated base image
US6878896B2 (en) 2002-07-24 2005-04-12 United Parcel Service Of America, Inc. Synchronous semi-automatic parallel sorting
WO2004079546A2 (en) * 2003-03-04 2004-09-16 United Parcel Service Of America, Inc. System for projecting a handling instruction onto a moving item or parcel
US7063256B2 (en) * 2003-03-04 2006-06-20 United Parcel Service Of America Item tracking and processing systems and methods
US7637430B2 (en) 2003-05-12 2009-12-29 Hand Held Products, Inc. Picture taking optical reader
US20050012968A1 (en) * 2003-07-14 2005-01-20 Dialog Semiconductor Pixel with variable resolution during exposure
JP3635374B1 (ja) * 2003-11-14 2005-04-06 有限会社Sires デジタル情報坦体
US7341456B2 (en) * 2004-03-25 2008-03-11 Mcadams John B Braille type device, system, and method
US20050227217A1 (en) * 2004-03-31 2005-10-13 Wilson Andrew D Template matching on interactive surface
US7593593B2 (en) 2004-06-16 2009-09-22 Microsoft Corporation Method and system for reducing effects of undesired signals in an infrared imaging system
US7561717B2 (en) * 2004-07-09 2009-07-14 United Parcel Service Of America, Inc. System and method for displaying item information
US20060050961A1 (en) * 2004-08-13 2006-03-09 Mohanaraj Thiyagarajah Method and system for locating and verifying a finder pattern in a two-dimensional machine-readable symbol
US7293712B2 (en) 2004-10-05 2007-11-13 Hand Held Products, Inc. System and method to automatically discriminate between a signature and a dataform
US20060161469A1 (en) 2005-01-14 2006-07-20 Weatherbank, Inc. Interactive advisory system
US8832121B2 (en) * 2005-02-02 2014-09-09 Accuweather, Inc. Location-based data communications system and method
US8430300B2 (en) * 2005-05-26 2013-04-30 Codebroker, Llc Using validity events to control the use of coupons containing barcodes in mobile devices that display the barcodes for reading by barcode readers
US7561053B2 (en) * 2005-08-10 2009-07-14 Cias, Inc. Sequenced antenna array for determining where gaming chips with embedded RFID tags are located on a blackjack, poker or other gaming table and for myriad other RFID applications
US7911444B2 (en) * 2005-08-31 2011-03-22 Microsoft Corporation Input method for surface of interactive display
US7942340B2 (en) * 2005-11-24 2011-05-17 Canon Kabushiki Kaisha Two-dimensional code, and method and apparatus for detecting two-dimensional code
US8229467B2 (en) 2006-01-19 2012-07-24 Locator IP, L.P. Interactive advisory system
DE102006005202A1 (de) * 2006-02-02 2007-08-09 Hochschule Darmstadt University Of Applied Sciences Verfahren zur Decodierung von Informationen
CN101064840B (zh) * 2006-04-26 2010-11-03 日电(中国)有限公司 蛇形矩阵编码/解码器以及可视标志编码和呈现系统
US8736615B2 (en) * 2006-04-27 2014-05-27 Codebroker, Llc Customizing barcode images for particular displays
US8212857B2 (en) * 2007-01-26 2012-07-03 Microsoft Corporation Alternating light sources to reduce specular reflection
US8634814B2 (en) 2007-02-23 2014-01-21 Locator IP, L.P. Interactive advisory system for prioritizing content
US8746581B2 (en) 2007-06-19 2014-06-10 Codebroker, Llc Techniques for providing an electronic representation of a card
AU2007254627B2 (en) * 2007-12-21 2010-07-08 Canon Kabushiki Kaisha Geometric parameter measurement of an imaging device
DE102009025869A1 (de) * 2009-05-27 2010-12-02 Wincor Nixdorf International Gmbh Verfahren und Vorrichtung zum Erkennen von Strichcodezeichen
US8657200B2 (en) 2011-06-20 2014-02-25 Metrologic Instruments, Inc. Indicia reading terminal with color frame processing
JP5776562B2 (ja) * 2012-01-17 2015-09-09 株式会社デンソーウェーブ 二次元コード読み取り装置
US9521291B2 (en) * 2013-07-19 2016-12-13 Digimarc Corporation Feature-based watermark localization in digital capture systems
CN104819991A (zh) * 2015-05-15 2015-08-05 北京华力兴科技发展有限责任公司 可变分辨率的辐射成像方法、系统和装置
WO2018151760A1 (en) 2017-02-20 2018-08-23 3M Innovative Properties Company Optical articles and systems interacting with the same
US10471478B2 (en) 2017-04-28 2019-11-12 United Parcel Service Of America, Inc. Conveyor belt assembly for identifying an asset sort location and methods of utilizing the same
EP3688662A1 (de) 2017-09-27 2020-08-05 3M Innovative Properties Company System zur verwaltung von persönlicher schutzausrüstung unter verwendung optischer muster zur ausrüstungs- und sicherheitsüberwachung
CN109711223A (zh) * 2018-12-28 2019-05-03 福州符号信息科技有限公司 一种提升qr码解码率方法及设备
US11163808B2 (en) * 2019-04-03 2021-11-02 Sap Se Hexagon clustering of spatial data
CN116558424B (zh) * 2023-07-10 2023-09-22 中国科学院长春光学精密机械与物理研究所 采用点光源反射成像的位移测量装置

Family Cites Families (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3632995A (en) * 1968-05-09 1972-01-04 Howard W Wilson Coded article
US3715724A (en) * 1969-12-24 1973-02-06 Olivetti & Co Spa Apparatus for recognizing graphic symbols
US3801775A (en) * 1972-08-07 1974-04-02 Scanner Method and apparatus for identifying objects
US3885229A (en) * 1972-10-28 1975-05-20 Nippon Electric Co Document scanning apparatus
JPS5295121A (en) * 1976-02-06 1977-08-10 Hitachi Ltd Code plate
US4695991A (en) * 1980-12-09 1987-09-22 Storage Research Pty. Ltd. Reading information stored in multiple frame format
DE3373734D1 (en) * 1982-01-20 1987-10-22 Nippon Denso Co High-sensitive optical reading apparatus and method of reading optical information
IT1178924B (it) * 1984-04-20 1987-09-16 Elsag Procedimento ed apparechiatura per effetuare su una immagine una ricerca di forme prefissate
AU4634385A (en) * 1984-07-09 1986-02-10 Sieracki, L.M. . Method and apparatus for supplying gas mixtures to an in vivo respiratory system
JPS61276080A (ja) * 1985-05-31 1986-12-06 Toshiba Corp 上下判定装置
NL8501460A (nl) * 1985-05-22 1986-12-16 Philips Nv Werkwijze voor het identificeren van voorwerpen die voorzien zijn van een kodeveld met stipkode, inrichting voor het identificeren van zo een stipkode, en produkt voorzien van zo een stipkode.
US4776464A (en) * 1985-06-17 1988-10-11 Bae Automated Systems, Inc. Automated article handling system and process
JPS6282486A (ja) * 1985-10-08 1987-04-15 Hitachi Ltd オンライン手書き図形認識装置
US4955062A (en) * 1986-12-10 1990-09-04 Canon Kabushiki Kaisha Pattern detecting method and apparatus
US5059774A (en) * 1987-10-15 1991-10-22 Ricoh Company, Ltd. Seek and track control for a rectangular optical card handling apparatus
US4924078A (en) * 1987-11-25 1990-05-08 Sant Anselmo Carl Identification symbol, system and method
JPH01137385A (ja) * 1987-11-25 1989-05-30 Matsushita Electric Ind Co Ltd 文字認識装置
US4874936A (en) 1988-04-08 1989-10-17 United Parcel Service Of America, Inc. Hexagonal, information encoding article, process and system
US4896029A (en) 1988-04-08 1990-01-23 United Parcel Service Of America, Inc. Polygonal information encoding article, process and system
US5124536A (en) * 1988-05-05 1992-06-23 International Data Matrix, Inc. Dynamically variable machine readable binary code and method for reading and producing thereof
US5126542A (en) * 1988-05-05 1992-06-30 International Data Matrix, Inc. Dynamically variable machine readable binary code and method for reading and producing thereof
US5053609A (en) * 1988-05-05 1991-10-01 International Data Matrix, Inc. Dynamically variable machine readable binary code and method for reading and producing thereof
US4939354A (en) * 1988-05-05 1990-07-03 Datacode International, Inc. Dynamically variable machine readable binary code and method for reading and producing thereof
US5229591A (en) * 1988-10-21 1993-07-20 Symbol Technologies, Inc. Scanning system with adjustable light output and/or scanning angle
US5068909A (en) * 1989-05-18 1991-11-26 Applied Imaging Corporation Method and apparatus for generating quantifiable video displays
US5153928A (en) * 1989-06-09 1992-10-06 Casio Computer Co., Ltd. Method and apparatus for recording/reproducing mesh pattern data
FR2657982B1 (fr) * 1990-02-02 1992-11-27 Cga Hbs Procede de localisation d'adresse sur des articles a trier, etiquette d'adressage et dispositif de mise en óoeuvre du procede.
JP2957726B2 (ja) 1990-03-28 1999-10-06 オムニプラナー,インコーポレーテッド 高速・全方向型バーコードリーダのための改良された方法及び装置
US5155343A (en) * 1990-03-28 1992-10-13 Chandler Donald G Omnidirectional bar code reader with method and apparatus for detecting and scanning a bar code symbol
US5241166A (en) * 1990-07-02 1993-08-31 Chandler Donald G Low resolution target acquisition
US5153418A (en) * 1990-10-30 1992-10-06 Omniplanar, Inc. Multiple resolution machine readable symbols
DE69131394T2 (de) * 1990-10-30 2000-01-20 Omniplanar, Inc. Maschinenlesbares Zeichen mit Mehrfachauflösung
US5189292A (en) * 1990-10-30 1993-02-23 Omniplanar, Inc. Finder pattern for optically encoded machine readable symbols
DE4035396A1 (de) * 1990-11-07 1992-05-14 F & O Elektronic Systems Gmbh Verfahren und vorrichtung zum lesen und identifizieren der information einer zeichen-vorlage, insbesondere barcode, innerhalb eines zwei- oder dreidimensionalen feldes mittels einer videokamera, die ein binaeres videosignal des bildes erzeugt
JPH04268989A (ja) * 1991-02-25 1992-09-24 Nippon Steel Corp 文字認識方法及び装置
KR100225151B1 (ko) * 1991-07-11 1999-10-15 엠.피.젠킨스 광학 표적 포착 시스템 및 방법
US5276315A (en) * 1992-05-14 1994-01-04 United Parcel Service Of America, Inc. Method and apparatus for processing low resolution images of degraded bar code symbols
US5327171A (en) * 1992-05-26 1994-07-05 United Parcel Service Of America, Inc. Camera system optics
US5329105A (en) * 1992-08-10 1994-07-12 United Parcel Service Of America, Inc. Method and apparatus for determining the width of elements of bar code symbols
JPH09503708A (ja) * 1993-09-24 1997-04-15 ヴァヴィン、ベスローテム、ヴェンノットシャップ 電気溶接可能な結合部材の品質保証
US5495537A (en) * 1994-06-01 1996-02-27 Cognex Corporation Methods and apparatus for machine vision template matching of images predominantly having generally diagonal and elongate features

Also Published As

Publication number Publication date
EP0764307A1 (de) 1997-03-26
JPH10501082A (ja) 1998-01-27
EP0766191B1 (de) 2000-03-08
WO1995034043A1 (en) 1995-12-14
CA2187209C (en) 2000-09-05
DE69504069T2 (de) 1998-12-10
GR3033330T3 (en) 2000-09-29
ATE190415T1 (de) 2000-03-15
EP0764307B1 (de) 1998-08-12
DE69515481D1 (de) 2000-04-13
DE69515481T2 (de) 2000-10-19
DK0766191T3 (da) 2000-07-31
ES2144185T3 (es) 2000-06-01
CA2187209A1 (en) 1995-12-14
PT766191E (pt) 2000-08-31
DE69504069D1 (de) 1998-09-17
EP0766191A2 (de) 1997-04-02
ES2122656T3 (es) 1998-12-16
US6094509A (en) 2000-07-25
EP0766191A3 (de) 1999-01-07
DK0764307T3 (da) 1999-05-10
JP2771899B2 (ja) 1998-07-02

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