FR1596511A - - Google Patents

Info

Publication number
FR1596511A
FR1596511A FR1596511DA FR1596511A FR 1596511 A FR1596511 A FR 1596511A FR 1596511D A FR1596511D A FR 1596511DA FR 1596511 A FR1596511 A FR 1596511A
Authority
FR
France
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
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 filed Critical
Application granted granted Critical
Publication of FR1596511A publication Critical patent/FR1596511A/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/12Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using a selected wavelength, e.g. to sense red marks and ignore blue marks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61LGUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
    • B61L25/02Indicating or recording positions or identities of vehicles or trains
    • B61L25/04Indicating or recording train identities
    • B61L25/041Indicating or recording train identities using reflecting tags

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
FR1596511D 1967-07-20 1968-07-19 Expired FR1596511A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US65492767A 1967-07-20 1967-07-20

Publications (1)

Publication Number Publication Date
FR1596511A true FR1596511A (fr) 1970-06-22

Family

ID=24626781

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1596511D Expired FR1596511A (fr) 1967-07-20 1968-07-19

Country Status (5)

Country Link
US (1) US3456997A (fr)
BE (1) BE718279A (fr)
DE (1) DE1774562C3 (fr)
FR (1) FR1596511A (fr)
GB (1) GB1241825A (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3629835A (en) * 1969-05-21 1971-12-21 Texaco Inc Credit card validation system using an optical reader employing reflected light
US3612644A (en) * 1970-07-06 1971-10-12 Robert H Reif Optical scanner for retroreflective labels
US3714397A (en) * 1970-11-12 1973-01-30 Gte Information Syst Inc Information processing system
US3668409A (en) * 1971-02-26 1972-06-06 Computer Indentics Corp Scanner/decoder multiplex system
DE2117500A1 (de) * 1971-04-10 1972-10-19 Sick Erwin Fa Abtastlichtschranke
US3783295A (en) * 1971-09-30 1974-01-01 Ibm Optical scanning system
US3729618A (en) * 1972-06-12 1973-04-24 Ibm Scanning mechanism and printer
US3899687A (en) * 1972-07-10 1975-08-12 Identicon Corp Optical label scanning
SE385988B (sv) * 1973-06-21 1976-07-26 Platmanufaktur Ab Identifieringsanordning for formnummerlesning pa maskinformade produkter exv. plast- eller glasprodukter
US3970359A (en) * 1975-02-03 1976-07-20 Xerox Corporation Flying spot flat field scanner
US3992623A (en) * 1975-03-14 1976-11-16 Graphic Sciences, Inc. Optical scanner
US4164651A (en) * 1976-08-20 1979-08-14 Dai Nippon Insatsu Kabushiki Kaisha Apparatus for preventing incorrect collating of signatures
US4201910A (en) * 1978-03-27 1980-05-06 Innovation Industries, Inc. Photosensor assembly
CH638067A5 (de) * 1978-12-20 1983-08-31 Ibm Anordnung zur trennung eines optischen signals von umgebungslicht.
RO76090A2 (fr) * 1979-04-16 1983-11-01 Institutul De Cercetari Si Proiectari Tehnologice In Transporturi,Ro Dispositif optico-electronique d'identification d'une plaque code retroreflectorisante
US4369361A (en) * 1980-03-25 1983-01-18 Symbol Technologies, Inc. Portable, stand-alone, desk-top laser scanning workstation for intelligent data acquisition terminal and method of scanning
US4486095A (en) * 1980-06-27 1984-12-04 Movement Techniques Limited Movement measuring apparatus and landmarks for use therewith
US4766298A (en) * 1986-11-10 1988-08-23 Ncr Corporation Low-profile portable UPC optical scanner
GB2219394B (en) * 1988-05-06 1992-09-16 Gersan Ets Sensing a narrow frequency band of radiation and examining objects or zones
US5206699A (en) * 1988-05-06 1993-04-27 Gersan Establishment Sensing a narrow frequency band of radiation and gemstones

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1901502A (en) * 1922-08-21 1933-03-14 Reginald A Fessenden Light modulator and method of constructing the same
US2853918A (en) * 1956-02-16 1958-09-30 Gen Electric High speed photographic device
US3109933A (en) * 1958-05-27 1963-11-05 Hydel Inc Photoelectric high scanning-rate digital storage and read-out device
BE622375A (fr) * 1961-09-13
US3308275A (en) * 1962-06-19 1967-03-07 Aeroflex Lab Inc Electrical function generator using optical scanning techniques
US3175459A (en) * 1962-10-01 1965-03-30 Smith Winchell Meter for optically measuring fluid current velocity
US3154371A (en) * 1962-10-26 1964-10-27 Winston Res Corp High speed, high intensity optical recording system
US3243776A (en) * 1963-02-08 1966-03-29 Ncr Co Scanning system for registering and reading characters

Also Published As

Publication number Publication date
DE1774562A1 (de) 1972-03-16
US3456997A (en) 1969-07-22
DE1774562B2 (de) 1975-04-03
BE718279A (fr) 1968-12-31
DE1774562C3 (de) 1975-11-13
GB1241825A (en) 1971-08-04

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Legal Events

Date Code Title Description
CD Change of name or company name
TP Transmission of property
ST Notification of lapse