DE2113089C3 - - Google Patents

Info

Publication number
DE2113089C3
DE2113089C3 DE2113089A DE2113089A DE2113089C3 DE 2113089 C3 DE2113089 C3 DE 2113089C3 DE 2113089 A DE2113089 A DE 2113089A DE 2113089 A DE2113089 A DE 2113089A DE 2113089 C3 DE2113089 C3 DE 2113089C3
Authority
DE
Germany
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
Application number
DE2113089A
Other languages
German (de)
Other versions
DE2113089A1 (de
DE2113089B2 (de
Inventor
Mutsuo Tokio Ogawa
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co 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
Priority claimed from JP45023826A external-priority patent/JPS5129383B1/ja
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of DE2113089A1 publication Critical patent/DE2113089A1/de
Publication of DE2113089B2 publication Critical patent/DE2113089B2/de
Application granted granted Critical
Publication of DE2113089C3 publication Critical patent/DE2113089C3/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

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)
  • Optical Recording Or Reproduction (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
DE19712113089 1970-03-20 1971-03-18 Anordnung zum zeilen- oder spaltenweisen optischen lesen von auf einem aufzeichnungstraeger an in spalten und zeilen angeordneten positionen aufgezeichneten markierungen Granted DE2113089B2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2882670 1970-03-20
JP45023826A JPS5129383B1 (enExample) 1970-03-20 1970-03-20

Publications (3)

Publication Number Publication Date
DE2113089A1 DE2113089A1 (de) 1971-11-18
DE2113089B2 DE2113089B2 (de) 1973-08-30
DE2113089C3 true DE2113089C3 (enExample) 1974-04-25

Family

ID=26361246

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712113089 Granted DE2113089B2 (de) 1970-03-20 1971-03-18 Anordnung zum zeilen- oder spaltenweisen optischen lesen von auf einem aufzeichnungstraeger an in spalten und zeilen angeordneten positionen aufgezeichneten markierungen

Country Status (3)

Country Link
US (1) US3694629A (enExample)
DE (1) DE2113089B2 (enExample)
GB (1) GB1348681A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3813540A (en) * 1973-03-26 1974-05-28 Ncr Circuit for measuring and evaluating optical radiation
JPS58130841A (ja) * 1982-01-29 1983-08-04 Nec Corp 発光マ−ク検知装置
US5682028A (en) * 1994-07-29 1997-10-28 Psc Inc. Circuitry for bar code scanners
US20080313239A1 (en) * 2007-06-14 2008-12-18 Daniel Byler Survey database method

Also Published As

Publication number Publication date
DE2113089A1 (de) 1971-11-18
GB1348681A (en) 1974-03-20
DE2113089B2 (de) 1973-08-30
US3694629A (en) 1972-09-26

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee