GB1553085A - Retro-reflective multiple-x optical scanning systems - Google Patents

Retro-reflective multiple-x optical scanning systems

Info

Publication number
GB1553085A
GB1553085A GB1532/79A GB153279A GB1553085A GB 1553085 A GB1553085 A GB 1553085A GB 1532/79 A GB1532/79 A GB 1532/79A GB 153279 A GB153279 A GB 153279A GB 1553085 A GB1553085 A GB 1553085A
Authority
GB
United Kingdom
Prior art keywords
retro
optical scanning
scanning systems
reflective multiple
reflective
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
GB1532/79A
Other languages
English (en)
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.)
Western Atlas Inc
Original Assignee
Litton Business Systems Inc
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 US05/574,137 external-priority patent/US4018504A/en
Priority claimed from US05/574,140 external-priority patent/US4003627A/en
Application filed by Litton Business Systems Inc filed Critical Litton Business Systems Inc
Publication of GB1553085A publication Critical patent/GB1553085A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • G06V10/12—Details of acquisition arrangements; Constructional details thereof
    • G06V10/14—Optical characteristics of the device performing the acquisition or on the illumination arrangements
    • G06V10/141—Control of illumination
    • 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
    • G06K7/10861—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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • G06V10/12—Details of acquisition arrangements; Constructional details thereof
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/14—Image acquisition
    • G06V30/1431—Illumination control

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Toxicology (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Facsimile Scanning Arrangements (AREA)
GB1532/79A 1975-05-02 1976-04-30 Retro-reflective multiple-x optical scanning systems Expired GB1553085A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/574,137 US4018504A (en) 1975-05-02 1975-05-02 Retro-reflective multiple-X optical scanning system
US05/574,140 US4003627A (en) 1975-05-02 1975-05-02 POS optical scanning station with slotted planar plate

Publications (1)

Publication Number Publication Date
GB1553085A true GB1553085A (en) 1979-09-19

Family

ID=27076298

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1532/79A Expired GB1553085A (en) 1975-05-02 1976-04-30 Retro-reflective multiple-x optical scanning systems
GB17838/76A Expired GB1553084A (en) 1975-05-02 1976-04-30 Retro-reflective multiple-x optical scanning systems

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB17838/76A Expired GB1553084A (en) 1975-05-02 1976-04-30 Retro-reflective multiple-x optical scanning systems

Country Status (9)

Country Link
JP (1) JPS51146245A (en:Method)
BR (1) BR7602746A (en:Method)
CH (1) CH607071A5 (en:Method)
DE (1) DE2618195C2 (en:Method)
FR (1) FR2309933A1 (en:Method)
GB (2) GB1553085A (en:Method)
IT (1) IT1059441B (en:Method)
NL (1) NL7604704A (en:Method)
SE (2) SE412810B (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9401302A (nl) * 1994-08-11 1996-03-01 Scantech Bv Barcode scanner.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3762791A (en) * 1968-12-31 1973-10-02 Texas Instruments Inc Light beam deflection
US3728677A (en) * 1971-05-10 1973-04-17 Stanford Research Inst Rotation-independent reading of rectangular insignia
SE353163B (en:Method) * 1971-06-07 1973-01-22 Aga Ab
US3919527A (en) * 1973-07-26 1975-11-11 Ibm Omnidirectional optical scanner
DE2350278C3 (de) * 1973-10-06 1978-12-07 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Verfahren zum Lesen von Codes und Einrichtung zur Durchführung des Verfahrens
DE2449958B2 (de) * 1973-10-23 1977-02-24 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka (Japan) Code-lesevorrichtung
US3916158A (en) * 1974-01-21 1975-10-28 Pitney Bowes Inc Optical scanner and method for producing a scanning pattern
US3947816A (en) * 1974-07-01 1976-03-30 International Business Machines Corporation Omnidirectional optical scanning apparatus
US3902048A (en) * 1974-07-11 1975-08-26 Ibm Omnidirectional optomechanical scanning apparatus

Also Published As

Publication number Publication date
GB1553084A (en) 1979-09-19
JPS51146245A (en) 1976-12-15
IT1059441B (it) 1982-05-31
NL7604704A (nl) 1976-11-04
SE7605042L (sv) 1976-11-03
FR2309933A1 (fr) 1976-11-26
FR2309933B1 (en:Method) 1981-05-29
CH607071A5 (en:Method) 1978-11-30
DE2618195A1 (de) 1976-11-18
SE412810B (sv) 1980-03-17
DE2618195C2 (de) 1983-06-16
BR7602746A (pt) 1977-11-16
SE7901504L (en:Method) 1979-02-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee