CA1022272A - Reader for coded information - Google Patents

Reader for coded information

Info

Publication number
CA1022272A
CA1022272A CA205,673A CA205673A CA1022272A CA 1022272 A CA1022272 A CA 1022272A CA 205673 A CA205673 A CA 205673A CA 1022272 A CA1022272 A CA 1022272A
Authority
CA
Canada
Prior art keywords
reader
coded information
coded
information
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
CA205,673A
Other languages
French (fr)
Inventor
Vickram Sondhi
Harold H. Stein
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.)
Ferranti Packard Ltd
Original Assignee
Ferranti Packard 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 US383285A external-priority patent/US3873812A/en
Application filed by Ferranti Packard Ltd filed Critical Ferranti Packard Ltd
Application granted granted Critical
Publication of CA1022272A publication Critical patent/CA1022272A/en
Expired 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
    • 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)
  • 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)
  • Length Measuring Devices By Optical Means (AREA)
  • Character Input (AREA)
CA205,673A 1973-07-27 1974-07-25 Reader for coded information Expired CA1022272A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US383285A US3873812A (en) 1972-07-31 1973-07-27 Reader for coded information

Publications (1)

Publication Number Publication Date
CA1022272A true CA1022272A (en) 1977-12-06

Family

ID=23512456

Family Applications (1)

Application Number Title Priority Date Filing Date
CA205,673A Expired CA1022272A (en) 1973-07-27 1974-07-25 Reader for coded information

Country Status (4)

Country Link
JP (1) JPS5045524A (en)
CA (1) CA1022272A (en)
DE (1) DE2435883A1 (en)
GB (1) GB1446512A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3556274B2 (en) * 1994-07-13 2004-08-18 富士通株式会社 Binarization circuit and bar code reader using the same

Also Published As

Publication number Publication date
JPS5045524A (en) 1975-04-23
GB1446512A (en) 1976-08-18
DE2435883A1 (en) 1975-02-06

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