DE3302775A1 - Schaltung zur auswertung des signals eines optoelektronischen lesestiftes, insbesondere fuer einen barcode - Google Patents

Schaltung zur auswertung des signals eines optoelektronischen lesestiftes, insbesondere fuer einen barcode

Info

Publication number
DE3302775A1
DE3302775A1 DE19833302775 DE3302775A DE3302775A1 DE 3302775 A1 DE3302775 A1 DE 3302775A1 DE 19833302775 DE19833302775 DE 19833302775 DE 3302775 A DE3302775 A DE 3302775A DE 3302775 A1 DE3302775 A1 DE 3302775A1
Authority
DE
Germany
Prior art keywords
signal
voltage
circuit
circuit according
diode
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
DE19833302775
Other languages
German (de)
English (en)
Other versions
DE3302775C2 (cg-RX-API-DMAC7.html
Inventor
Wulf-Christian Dipl.-Ing. 3005 Hemmingen Streckenbach
Michael Ing.(grad.) 3257 Springe Weiner
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.)
Deutsche Thomson OHG
Original Assignee
Telefunken Fernseh und Rundfunk GmbH
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 Telefunken Fernseh und Rundfunk GmbH filed Critical Telefunken Fernseh und Rundfunk GmbH
Priority to DE19833302775 priority Critical patent/DE3302775A1/de
Publication of DE3302775A1 publication Critical patent/DE3302775A1/de
Application granted granted Critical
Publication of DE3302775C2 publication Critical patent/DE3302775C2/de
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
    • G06K7/10544—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 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
    • G06K7/10544—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)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Input (AREA)
  • Manipulation Of Pulses (AREA)
DE19833302775 1983-01-28 1983-01-28 Schaltung zur auswertung des signals eines optoelektronischen lesestiftes, insbesondere fuer einen barcode Granted DE3302775A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19833302775 DE3302775A1 (de) 1983-01-28 1983-01-28 Schaltung zur auswertung des signals eines optoelektronischen lesestiftes, insbesondere fuer einen barcode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833302775 DE3302775A1 (de) 1983-01-28 1983-01-28 Schaltung zur auswertung des signals eines optoelektronischen lesestiftes, insbesondere fuer einen barcode

Publications (2)

Publication Number Publication Date
DE3302775A1 true DE3302775A1 (de) 1984-08-02
DE3302775C2 DE3302775C2 (cg-RX-API-DMAC7.html) 1992-04-16

Family

ID=6189389

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19833302775 Granted DE3302775A1 (de) 1983-01-28 1983-01-28 Schaltung zur auswertung des signals eines optoelektronischen lesestiftes, insbesondere fuer einen barcode

Country Status (1)

Country Link
DE (1) DE3302775A1 (cg-RX-API-DMAC7.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3601083A1 (de) * 1986-01-16 1987-07-23 Krieg Gunther Verfahren und system zum lesen von strichcodes
EP0287913A3 (en) * 1987-04-22 1989-08-02 Abbott Laboratories Optical code reader and format optical code reader and format

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4160156A (en) * 1978-05-04 1979-07-03 Msi Data Corporation Method and apparatus for reading bar coded data wherein the light source is periodically energized
US4356393A (en) * 1980-05-29 1982-10-26 Banner Engineering Corp. Alignment indicator for photoelectric scanners

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4160156A (en) * 1978-05-04 1979-07-03 Msi Data Corporation Method and apparatus for reading bar coded data wherein the light source is periodically energized
US4356393A (en) * 1980-05-29 1982-10-26 Banner Engineering Corp. Alignment indicator for photoelectric scanners

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3601083A1 (de) * 1986-01-16 1987-07-23 Krieg Gunther Verfahren und system zum lesen von strichcodes
EP0287913A3 (en) * 1987-04-22 1989-08-02 Abbott Laboratories Optical code reader and format optical code reader and format
US4980544A (en) * 1987-04-22 1990-12-25 Abbott Laboratories Optical code reader and format

Also Published As

Publication number Publication date
DE3302775C2 (cg-RX-API-DMAC7.html) 1992-04-16

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Legal Events

Date Code Title Description
8120 Willingness to grant licences paragraph 23
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee