JPH0551947B2 - - Google Patents

Info

Publication number
JPH0551947B2
JPH0551947B2 JP59173888A JP17388884A JPH0551947B2 JP H0551947 B2 JPH0551947 B2 JP H0551947B2 JP 59173888 A JP59173888 A JP 59173888A JP 17388884 A JP17388884 A JP 17388884A JP H0551947 B2 JPH0551947 B2 JP H0551947B2
Authority
JP
Japan
Prior art keywords
barcode
width
area
signal
white
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.)
Expired - Lifetime
Application number
JP59173888A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6152779A (ja
Inventor
Nobuhisa Yamazaki
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.)
PFU Ltd
Original Assignee
PFU Ltd
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 PFU Ltd filed Critical PFU Ltd
Priority to JP17388884A priority Critical patent/JPS6152779A/ja
Publication of JPS6152779A publication Critical patent/JPS6152779A/ja
Publication of JPH0551947B2 publication Critical patent/JPH0551947B2/ja
Granted legal-status Critical Current

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
    • G06K7/10—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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
JP17388884A 1984-08-21 1984-08-21 バ−コ−ド判読処理方式 Granted JPS6152779A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17388884A JPS6152779A (ja) 1984-08-21 1984-08-21 バ−コ−ド判読処理方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17388884A JPS6152779A (ja) 1984-08-21 1984-08-21 バ−コ−ド判読処理方式

Publications (2)

Publication Number Publication Date
JPS6152779A JPS6152779A (ja) 1986-03-15
JPH0551947B2 true JPH0551947B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-08-04

Family

ID=15968964

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17388884A Granted JPS6152779A (ja) 1984-08-21 1984-08-21 バ−コ−ド判読処理方式

Country Status (1)

Country Link
JP (1) JPS6152779A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3728211A1 (de) * 1987-08-24 1989-03-16 Sick Optik Elektronik Erwin Scanner zur erfassung von strichcodes auf gegenstaenden
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
US5748804A (en) * 1992-05-14 1998-05-05 United Parcel Service Of America, Inc. Method and apparatus for processing images with symbols with dense edges
US5487115A (en) * 1992-05-14 1996-01-23 United Parcel Service Method and apparatus for determining the fine angular orientation of bar code symbols in two-dimensional CCD images
US5438636A (en) * 1992-05-14 1995-08-01 United Parcel Service Of America, Inc. Apparatus for simultaneously convolving multiple digital binary images using a single convolver with a binary mask to determine pixel densities
US5438188A (en) * 1994-04-01 1995-08-01 United Parcel Service Of America, Inc. Method and apparatus for decoding bar code images using information from previous scan lines
US5412196A (en) * 1994-04-01 1995-05-02 United Parcel Service Of America, Inc. Method and apparatus for decoding bar code images using multi-order feature vectors
US6651887B1 (en) 2002-07-26 2003-11-25 Storage Technology Corporation Reading and interpreting barcodes using low resolution line scan cameras
JP5896488B2 (ja) * 2014-03-17 2016-03-30 Ｎｅｃプラットフォームズ株式会社 バーコード読取装置、バーコード読取方法及びバーコード読取プログラム
JP6083829B2 (ja) * 2015-10-28 2017-02-22 Ｎｅｃプラットフォームズ株式会社 バーコード読取装置、バーコード読取方法及びバーコード読取プログラム

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4443694A (en) * 1981-11-05 1984-04-17 Texas Instruments Incorporated Multilevel bar code reader

Also Published As

Publication number Publication date
JPS6152779A (ja) 1986-03-15

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