BE780724A - Dispositif de correction pour lecteurs optiques - Google Patents

Dispositif de correction pour lecteurs optiques

Info

Publication number
BE780724A
BE780724A BE780724A BE780724A BE780724A BE 780724 A BE780724 A BE 780724A BE 780724 A BE780724 A BE 780724A BE 780724 A BE780724 A BE 780724A BE 780724 A BE780724 A BE 780724A
Authority
BE
Belgium
Prior art keywords
correction device
optical readers
readers
optical
correction
Prior art date
Application number
BE780724A
Other languages
English (en)
Original Assignee
Zellweger Uster Ag
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 Zellweger Uster Ag filed Critical Zellweger Uster Ag
Publication of BE780724A publication Critical patent/BE780724A/fr

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
    • G06K7/10831—Arrangement of optical elements, e.g. lenses, mirrors, prisms
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/029—Heads optically focused on only one picture element at a time

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)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Character Input (AREA)
BE780724A 1971-03-22 1972-03-15 Dispositif de correction pour lecteurs optiques BE780724A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH424071A CH536523A (de) 1971-03-22 1971-03-22 Lesevorrichtung für optisch erkennbare Zeichen

Publications (1)

Publication Number Publication Date
BE780724A true BE780724A (fr) 1972-07-03

Family

ID=4272410

Family Applications (1)

Application Number Title Priority Date Filing Date
BE780724A BE780724A (fr) 1971-03-22 1972-03-15 Dispositif de correction pour lecteurs optiques

Country Status (10)

Country Link
US (1) US3746868A (fr)
BE (1) BE780724A (fr)
CA (1) CA971784A (fr)
CH (1) CH536523A (fr)
DE (1) DE2200092C3 (fr)
FR (1) FR2130547B1 (fr)
GB (1) GB1388132A (fr)
NL (1) NL7201689A (fr)
SE (1) SE390074B (fr)
ZA (1) ZA721576B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3992623A (en) * 1975-03-14 1976-11-16 Graphic Sciences, Inc. Optical scanner
DE2550815C3 (de) * 1975-11-12 1979-05-31 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Optisches Abtastsystem
CH608628A5 (fr) * 1975-11-21 1979-01-15 Sick Optik Elektronik Erwin
DE2703504A1 (de) * 1977-01-28 1978-08-03 Philips Patentverwaltung Vorrichtung zur modulation eines bewegten lichtstrahls, dessen von einer lichtquelle ausgehender lichtstrom detektiert wird
US4692603A (en) * 1985-04-01 1987-09-08 Cauzin Systems, Incorporated Optical reader for printed bit-encoded data and method of reading same
US5239169A (en) * 1991-05-20 1993-08-24 Microscan Systems Incorporated Optical signal processor for barcode reader
GB2257280A (en) * 1991-06-26 1993-01-06 Asahi Optical Co Ltd Non-scanning bar code reading apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3127517A (en) * 1956-04-27 1964-03-31 Sperry Rand Corp Color discriminating apparatus

Also Published As

Publication number Publication date
FR2130547A1 (fr) 1972-11-03
DE2200092C3 (de) 1980-07-10
ZA721576B (en) 1973-03-28
NL7201689A (fr) 1972-09-26
US3746868A (en) 1973-07-17
FR2130547B1 (fr) 1976-08-06
GB1388132A (en) 1975-03-26
DE2200092A1 (de) 1972-10-05
DE2200092B2 (de) 1979-09-13
SE390074B (sv) 1976-11-29
CA971784A (en) 1975-07-29
CH536523A (de) 1973-04-30

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