CA1099408A - Optical reading head - Google Patents

Optical reading head

Info

Publication number
CA1099408A
CA1099408A CA293,028A CA293028A CA1099408A CA 1099408 A CA1099408 A CA 1099408A CA 293028 A CA293028 A CA 293028A CA 1099408 A CA1099408 A CA 1099408A
Authority
CA
Canada
Prior art keywords
bars
reading head
optical guide
light
optical
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
Application number
CA293,028A
Other languages
English (en)
French (fr)
Inventor
Hans Van Wijngaarden
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.)
Nederlanden Staat
Original Assignee
Nederlanden Staat
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 Nederlanden Staat filed Critical Nederlanden Staat
Application granted granted Critical
Publication of CA1099408A publication Critical patent/CA1099408A/en
Expired 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
    • G06K7/10841—Particularities of the light-sensitive elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C3/00—Sorting according to destination
    • B07C3/10—Apparatus characterised by the means used for detection ofthe destination
    • B07C3/14—Apparatus characterised by the means used for detection ofthe destination using light-responsive detecting means

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)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Character Input (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
CA293,028A 1976-12-23 1977-12-14 Optical reading head Expired CA1099408A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7614338 1976-12-23
NL7614338.A NL164980C (nl) 1976-12-23 1976-12-23 Optische leeskop.

Publications (1)

Publication Number Publication Date
CA1099408A true CA1099408A (en) 1981-04-14

Family

ID=19827441

Family Applications (1)

Application Number Title Priority Date Filing Date
CA293,028A Expired CA1099408A (en) 1976-12-23 1977-12-14 Optical reading head

Country Status (10)

Country Link
US (1) US4160902A (enExample)
JP (1) JPS5379439A (enExample)
BE (1) BE862230A (enExample)
CA (1) CA1099408A (enExample)
DE (1) DE2755436C3 (enExample)
FR (1) FR2375667A1 (enExample)
GB (1) GB1583915A (enExample)
IT (1) IT1090630B (enExample)
NL (1) NL164980C (enExample)
SU (1) SU1047398A3 (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4485308A (en) * 1982-04-26 1984-11-27 General Electric Company Photo detection system
FR2521747A1 (fr) * 1983-02-16 1983-08-19 Crivelli Pierre Lecteur electro-optique de cartes ou bandes perforees ou marquees, ou supports d'informations similaires
DE3413288A1 (de) * 1984-04-07 1985-10-17 Gebhardt Fördertechnik GmbH, 6920 Sinsheim Vorrichtung zum automatischen lesen von informationen auf bewegten gegenstaenden
DE3514014A1 (de) * 1985-04-18 1986-10-23 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Beleuchtungseinrichtung fuer automatisches lesen
US4782219A (en) * 1986-07-02 1988-11-01 Laser Identification Systems, Inc. System and method for reading specular barcodes
US5019699A (en) * 1988-08-31 1991-05-28 Norand Corporation Hand-held optical character reader with means for instantaneously reading information from a predetermined area at an optical sensing area
US6688523B1 (en) 1988-08-31 2004-02-10 Intermec Ip Corp. System for reading optical indicia
NL8901759A (nl) * 1989-07-10 1991-02-01 Nederland Ptt Werkwijze voor het detecteren van een streepcode.
US5233171A (en) * 1990-09-13 1993-08-03 Minnesota Mining And Manufacturing Company Optical reader with power isolation
US5500516A (en) * 1994-08-30 1996-03-19 Norand Corporation Portable oblique optical reader system and method
US6003773A (en) * 1996-03-01 1999-12-21 Intermec Ip Corp. Tablet style indicia reader with system for handling multiple indicia
FR2761178B1 (fr) * 1997-03-18 1999-05-14 Bertin & Cie Dispositif de lecture de marques fluorescentes, telles par exemple que des codes barres sur des plis postaux
US6032860A (en) * 1997-08-05 2000-03-07 Ci-Matrix Uniform ultraviolet strobe illuminator and method of using same
US6669093B1 (en) * 1997-12-19 2003-12-30 Telxon Corporation Hand-held dataform reader having multiple target area illumination sources for independent reading of superimposed dataforms
US6123263A (en) * 1998-01-29 2000-09-26 Meta Holdings Corporation Hand held dataform reader having strobing ultraviolet light illumination assembly for reading fluorescent dataforms
GB2366645A (en) * 2000-09-09 2002-03-13 Ibm Human readable barcode label
US20080011654A1 (en) * 2006-07-07 2008-01-17 Hale Mathew S Mail processing system with radiation filtering
US20080049972A1 (en) * 2006-07-07 2008-02-28 Lockheed Martin Corporation Mail imaging system with secondary illumination/imaging window
US20080019563A1 (en) * 2006-07-07 2008-01-24 Goodwin Mark D Mail processing system with low resolution UV imaging subsystem
US20080035866A1 (en) * 2006-07-07 2008-02-14 Lockheed Martin Corporation Mail imaging system with UV illumination interrupt
US20080012981A1 (en) * 2006-07-07 2008-01-17 Goodwin Mark D Mail processing system with dual camera assembly

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3662181A (en) * 1970-04-22 1972-05-09 American Cyanamid Co Scanning apparatus for the detection and identification of luminescing code bars on articles
NO141283L (enExample) * 1973-07-03 1900-01-01

Also Published As

Publication number Publication date
US4160902A (en) 1979-07-10
BE862230A (nl) 1978-04-14
NL164980C (nl) 1981-02-16
DE2755436A1 (de) 1978-06-29
NL7614338A (nl) 1978-06-27
FR2375667B1 (enExample) 1981-01-23
IT1090630B (it) 1985-06-26
DE2755436C3 (de) 1979-09-13
JPS6113272B2 (enExample) 1986-04-12
DE2755436B2 (de) 1979-01-11
JPS5379439A (en) 1978-07-13
GB1583915A (en) 1981-02-04
SU1047398A3 (ru) 1983-10-07
NL164980B (nl) 1980-09-15
FR2375667A1 (fr) 1978-07-21

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Legal Events

Date Code Title Description
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