FR2438302A1 - Laser analyseur portatif et procede pour evaluer et valider des symboles en code a batonnets - Google Patents

Laser analyseur portatif et procede pour evaluer et valider des symboles en code a batonnets

Info

Publication number
FR2438302A1
FR2438302A1 FR7913847A FR7913847A FR2438302A1 FR 2438302 A1 FR2438302 A1 FR 2438302A1 FR 7913847 A FR7913847 A FR 7913847A FR 7913847 A FR7913847 A FR 7913847A FR 2438302 A1 FR2438302 A1 FR 2438302A1
Authority
FR
France
Prior art keywords
stick
head
symbols
validating
evaluating
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.)
Granted
Application number
FR7913847A
Other languages
English (en)
Other versions
FR2438302B1 (fr
Inventor
Jerome Swartz
Shelley Harrison
Edward Barkan
Frank Delfine
George Brown
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.)
Symbol Technologies LLC
Original Assignee
Symbol Technologies LLC
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 Symbol Technologies LLC filed Critical Symbol Technologies LLC
Publication of FR2438302A1 publication Critical patent/FR2438302A1/fr
Application granted granted Critical
Publication of FR2438302B1 publication Critical patent/FR2438302B1/fr
Granted 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
    • G06K7/10861—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 sensing of data fields affixed to objects or articles, e.g. coded labels
    • G06K7/10871—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 sensing of data fields affixed to objects or articles, e.g. coded labels randomly oriented data-fields, code-marks therefore, e.g. concentric circles-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
    • G06K7/10544—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
    • G06K7/10881—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 constructional details of hand-held scanners

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Artificial Intelligence (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Devices For Checking Fares Or Tickets At Control Points (AREA)
  • Cash Registers Or Receiving Machines (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Length Measuring Devices By Optical Means (AREA)

Abstract

LASER A BALAYAGE. LA LUMIERE D'UN LASER REFLECHIE PAR DES SYMBOLES EN CODE A BATONNETS EST DETECTEE PAR UN CAPTEUR PHOTOELECTRIQUE MONTE DANS UNE TETE ANALYSATRICE D'UN SYSTEME DE LASER A BALAYAGE. EN CHOISISSANT DES VALEURS DE SEUIL CONVENABLES SUR LE SIGNAL PRODUIT PAR LE CAPTEUR, CE SIGNAL EST CONVERTI EN UNE SERIE D'IMPULSIONS, LA LARGEUR DE CHAQUE IMPULSION CORRESPOND A LA LARGEUR D'UN BATONNET DE LA CONFIGURATION ANALYSEE. PLUSIEURS FONCTIONS PEUVENT ETRE DETERMINEES A PARTIR DE LA SERIE D'IMPULSIONS, CHAQUE FONCTION ETANT SELECTIONNEE INDEPENDAMMENT PAR UN CLAVIER DE LA TETE ETOU ENREGISTREE PAR UNE IMPRIMANTE A DISTANCE DE LA TETE. CAISSE ENREGISTREUSE, TENUE DE STOCKS.
FR7913847A 1978-05-31 1979-05-30 Laser analyseur portatif et procede pour evaluer et valider des symboles en code a batonnets Granted FR2438302A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/911,171 US4251798A (en) 1978-05-31 1978-05-31 Portable laser scanning arrangement for and method of evaluating and validating bar code symbols

Publications (2)

Publication Number Publication Date
FR2438302A1 true FR2438302A1 (fr) 1980-04-30
FR2438302B1 FR2438302B1 (fr) 1985-03-08

Family

ID=25429847

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7913847A Granted FR2438302A1 (fr) 1978-05-31 1979-05-30 Laser analyseur portatif et procede pour evaluer et valider des symboles en code a batonnets

Country Status (3)

Country Link
US (1) US4251798A (fr)
DE (1) DE2838243C2 (fr)
FR (1) FR2438302A1 (fr)

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FR2438302B1 (fr) 1985-03-08
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US4251798A (en) 1981-02-17

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