DE60139849D1 - Verfahren und Vorrichtung zur Verarbeitung von gewichteten Strichkodesignalen - Google Patents

Verfahren und Vorrichtung zur Verarbeitung von gewichteten Strichkodesignalen

Info

Publication number
DE60139849D1
DE60139849D1 DE60139849T DE60139849T DE60139849D1 DE 60139849 D1 DE60139849 D1 DE 60139849D1 DE 60139849 T DE60139849 T DE 60139849T DE 60139849 T DE60139849 T DE 60139849T DE 60139849 D1 DE60139849 D1 DE 60139849D1
Authority
DE
Germany
Prior art keywords
bar code
code signals
weighted bar
processing weighted
processing
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
DE60139849T
Other languages
English (en)
Inventor
Hong Tang
Yeming Gu
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.)
NCR International Inc
Original Assignee
NCR International 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 NCR International Inc filed Critical NCR International Inc
Application granted granted Critical
Publication of DE60139849D1 publication Critical patent/DE60139849D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G06K7/10851—Circuits for pulse shaping, amplifying, eliminating noise signals, checking the function of the sensing device
DE60139849T 2000-11-14 2001-10-15 Verfahren und Vorrichtung zur Verarbeitung von gewichteten Strichkodesignalen Expired - Lifetime DE60139849D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/712,731 US6508405B1 (en) 2000-11-14 2000-11-14 Methods and apparatus for area weighted means processing of barcode signals

Publications (1)

Publication Number Publication Date
DE60139849D1 true DE60139849D1 (de) 2009-10-22

Family

ID=24863313

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60139849T Expired - Lifetime DE60139849D1 (de) 2000-11-14 2001-10-15 Verfahren und Vorrichtung zur Verarbeitung von gewichteten Strichkodesignalen

Country Status (4)

Country Link
US (1) US6508405B1 (de)
EP (1) EP1205874B1 (de)
JP (1) JP4155548B2 (de)
DE (1) DE60139849D1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP4202101B2 (ja) * 2002-10-10 2008-12-24 富士通株式会社 バーコード認識方法、および認識用デコード処理装置
FR3017333B1 (fr) * 2014-02-07 2019-06-21 Advanced Track & Trace Procede et dispositif de securisation d'un objet, procede et dispositif de controle leur correspondant et objet securise

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53128230A (en) * 1977-04-14 1978-11-09 Shinko Electric Co Ltd Method of reading bar code information in label reader
US4740675A (en) * 1986-04-10 1988-04-26 Hewlett-Packard Company Digital bar code slot reader with threshold comparison of the differentiated bar code signal
US4749879A (en) * 1987-06-18 1988-06-07 Spectra-Physics, Inc. Signal transition detection method and system
US5408081A (en) * 1989-06-16 1995-04-18 Symbol Technologies, Inc. Digital circuit for a laser scanner using a first derivative signal and a comparison signal
US5612531A (en) * 1993-03-08 1997-03-18 Symbol Technologies, Inc. Bar code reader with multiple sensitivity modes using variable thresholding comparisons
US5272323A (en) * 1989-11-22 1993-12-21 Symbol Technologies, Inc. Digitizer for barcode scanner
US5210397A (en) * 1990-05-03 1993-05-11 Psc, Inc. Differentiating and integrating circuit for translating bar code signals into corresponding pulses
JPH0448392A (ja) * 1990-06-18 1992-02-18 Fujitsu Ltd バーコード読み取り装置
US5504318A (en) 1991-09-13 1996-04-02 Symbol Technologies, Inc. Analog waveform decoder using peak locations
US6164540A (en) * 1996-05-22 2000-12-26 Symbol Technologies, Inc. Optical scanners
JP2815290B2 (ja) * 1993-08-11 1998-10-27 富士通株式会社 バーコードリーダーにおける二値化装置
US5608201A (en) * 1995-01-04 1997-03-04 Psc Inc. Method and apparatus for detecting edges in a signal obtained from a bar code scanned in the Fresnel zone
DE69636205T2 (de) 1995-05-31 2007-04-26 Symbol Technologies, Inc. Optischer Abtaster
US6012639A (en) * 1996-11-01 2000-01-11 Psc Scanning Inc. Edge detection method and apparatus for shot noise limited signals
US6000616A (en) * 1997-05-12 1999-12-14 Webscan, Inc. Methods to determine and selectively sample positive and negative peak values occurring within a scan reflectance profile signal
EP0921491A1 (de) * 1997-12-05 1999-06-09 Datalogic S.P.A. Verfahren zum Abschätzen der Mittelpunkte von Strichcode-Elementen
US6382511B1 (en) * 2000-04-26 2002-05-07 Ncr Corporation Methods and apparatus for digitizing and processing of analog barcode signals

Also Published As

Publication number Publication date
JP2002163602A (ja) 2002-06-07
EP1205874A2 (de) 2002-05-15
JP4155548B2 (ja) 2008-09-24
EP1205874B1 (de) 2009-09-09
EP1205874A3 (de) 2003-01-22
US6508405B1 (en) 2003-01-21

Similar Documents

Publication Publication Date Title
DE60125664D1 (de) Vorrichtung und Verfahren zur Verarbeitung von Klangsignalen
DE60135686D1 (de) Vorrichtung und Verfahren zur Personenidentifizierung
DE60141671D1 (de) Vorrichtung, Verfahren und Programmprodukt zur Erfassung und Bereitstellung von Information
DE60122773D1 (de) Verfahren und vorrichtung zur verarbeitung von datenpaketen
DE60220213D1 (de) Vorrichtung und Verfahren zur Polarisationsanalyse
DE60133166D1 (de) Verfahren und Vorrichtung zur Volumendarstellung
DE60206052D1 (de) System und verfahren zur bearbeitung von flugplandaten
DE60104156D1 (de) Vorrichtung und Verfahren zur Reinigung von Wasser
DE60225400D1 (de) Verfahren und Vorrichtung zur Verarbeitung eines dekodierten Sprachsignals
DE60209985D1 (de) Vorrichtung zur Fixmusterdetektion und Verfahren zur Fixmusterdetektion
DE60212556D1 (de) Vorrichtung und Verfahren zur Radardatenverarbeitung
DE60140514D1 (de) Verfahren und Vorrichtung zur Beseitigung von Perfluorverbindungen
DE60116035D1 (de) Verfahren und Vorrichtung zur Abwasserbehandlung
DE69924827D1 (de) Verfahren und Vorrichtung zur Verarbeitung von Bilddaten
DE60212041D1 (de) Verfahren und Vorrichtung zur Entfernung von Quecksilber
DE60217589D1 (de) Vorrichtung und Verfahren zur Detektion von weissen Linien
DE10194858T1 (de) Verfahren und Vorrichtung zur Bitstromdecodierung
DE60044110D1 (de) Vorrichtung und verfahren zur verarbeitung von daten
DE69921021D1 (de) Verfahren und Vorrichtung zur Unterscheidung von Produkteinheiten
DE60224005D1 (de) Verfahren und vorrichtung zur verarbeitung von mehreren audiobitströmen
DE60134600D1 (de) System und Verfahren zur Verarbeitung von Schalldaten
DE10195253T1 (de) Verfahren und Vorrichtung zur Verarbeitung von isolierenden Substraten
DE60139174D1 (de) Verfahren und Vorrichtung mit zweifacher Schwellwertbildung bei der Verarbeitung von Strichcodesignalen
DE60217612D1 (de) Verfahren und Vorrichtung zur Kodierung und Dekodierung von Sprachsignalen
DE60143980D1 (de) Verfahren und Vorrichtung zur Kodierung von Bildsignalen

Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition