ATE241180T1 - Verfahren und vorrichtung zur dekodierung von streifencodes mit unabhängiger analyse von streifen und zwischenräumen - Google Patents

Verfahren und vorrichtung zur dekodierung von streifencodes mit unabhängiger analyse von streifen und zwischenräumen

Info

Publication number
ATE241180T1
ATE241180T1 AT97103131T AT97103131T ATE241180T1 AT E241180 T1 ATE241180 T1 AT E241180T1 AT 97103131 T AT97103131 T AT 97103131T AT 97103131 T AT97103131 T AT 97103131T AT E241180 T1 ATE241180 T1 AT E241180T1
Authority
AT
Austria
Prior art keywords
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dark
symbol
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spaces
Prior art date
Application number
AT97103131T
Other languages
English (en)
Inventor
Christopher E Smith
Mihael Klancnik
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
Application filed by United Parcel Service Inc filed Critical United Parcel Service Inc
Application granted granted Critical
Publication of ATE241180T1 publication Critical patent/ATE241180T1/de

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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
    • G06K7/14—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
    • G06K7/10544—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
    • G06K7/10851—Circuits for pulse shaping, amplifying, eliminating noise signals, checking the function of the sensing device
    • 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
    • G06K7/146—Methods for optical code recognition the method including quality enhancement steps
    • G06K7/1465—Methods for optical code recognition the method including quality enhancement steps using several successive scans of the optical code
    • 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
    • G06K7/1486—Setting the threshold-width for bar codes to be decoded

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (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)
  • Quality & Reliability (AREA)
  • Image Processing (AREA)
  • Character Input (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Image Analysis (AREA)
  • Error Detection And Correction (AREA)
AT97103131T 1993-01-29 1994-08-29 Verfahren und vorrichtung zur dekodierung von streifencodes mit unabhängiger analyse von streifen und zwischenräumen ATE241180T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US08/011,458 US5352878A (en) 1993-01-29 1993-01-29 Method and apparatus for decoding bar code symbols using independent bar and space analysis
EP98111652A EP0877334B1 (de) 1993-01-29 1994-08-29 Verfahren und Vorrichtung zum Dekodieren von Streifencodes durch unabhängige Analyse von Streifen und Zwischenräumen
PCT/US1994/009704 WO1996007155A1 (en) 1993-01-29 1994-08-29 Method and apparatus for decoding bar code symbols using independent bar and space analysis
EP94929112A EP0783739A1 (de) 1993-01-29 1994-08-29 Verfahren und vorrichtung zum dekodieren von balkencode-symbolen durch unabhängige balken- und abstandsanalyse

Publications (1)

Publication Number Publication Date
ATE241180T1 true ATE241180T1 (de) 2003-06-15

Family

ID=41110784

Family Applications (2)

Application Number Title Priority Date Filing Date
AT97103131T ATE241180T1 (de) 1993-01-29 1994-08-29 Verfahren und vorrichtung zur dekodierung von streifencodes mit unabhängiger analyse von streifen und zwischenräumen
AT98111652T ATE257962T1 (de) 1993-01-29 1994-08-29 Verfahren und vorrichtung zum dekodieren von streifencodes durch unabhängige analyse von streifen und zwischenräumen

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT98111652T ATE257962T1 (de) 1993-01-29 1994-08-29 Verfahren und vorrichtung zum dekodieren von streifencodes durch unabhängige analyse von streifen und zwischenräumen

Country Status (9)

Country Link
US (1) US5352878A (de)
EP (4) EP0795836B8 (de)
JP (1) JP2832645B2 (de)
AT (2) ATE241180T1 (de)
AU (1) AU7828794A (de)
CA (1) CA2191433C (de)
DE (1) DE69433492T2 (de)
ES (2) ES2214563T3 (de)
WO (1) WO1996007155A1 (de)

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JP5683891B2 (ja) * 2010-10-07 2015-03-11 日本電産サンキョー株式会社 スタック型バーコード読取装置およびスタック型バーコード読取方法
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Also Published As

Publication number Publication date
EP0795836B1 (de) 2003-05-21
CA2191433C (en) 2000-07-11
DE69433492T2 (de) 2004-10-28
EP0785521B1 (de) 2004-01-21
WO1996007155A1 (en) 1996-03-07
AU7828794A (en) 1996-03-22
EP0877334A2 (de) 1998-11-11
US5352878A (en) 1994-10-04
EP0877334B1 (de) 2004-01-14
ES2214563T3 (es) 2004-09-16
ATE257962T1 (de) 2004-01-15
JP2832645B2 (ja) 1998-12-09
DE69433492D1 (de) 2004-02-19
EP0783739A1 (de) 1997-07-16
EP0795836A2 (de) 1997-09-17
EP0795836B8 (de) 2003-08-13
EP0877334A3 (de) 2000-12-06
EP0785521A3 (de) 2001-05-16
JPH09512936A (ja) 1997-12-22
CA2191433A1 (en) 1996-03-07
ES2214662T3 (es) 2004-09-16
EP0795836A3 (de) 1999-12-08
EP0785521A2 (de) 1997-07-23

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