CH616253A5 - - Google Patents

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Publication number
CH616253A5
CH616253A5 CH755777A CH755777A CH616253A5 CH 616253 A5 CH616253 A5 CH 616253A5 CH 755777 A CH755777 A CH 755777A CH 755777 A CH755777 A CH 755777A CH 616253 A5 CH616253 A5 CH 616253A5
Authority
CH
Switzerland
Prior art keywords
markings
document
light
memory
information
Prior art date
Application number
CH755777A
Other languages
German (de)
English (en)
Inventor
Alex Nyfeler
Heinz Lienhard
David Leslie Greenaway
Original Assignee
Landis & Gyr Ag
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 Landis & Gyr Ag filed Critical Landis & Gyr Ag
Priority to CH755777A priority Critical patent/CH616253A5/de
Priority to DE2731726A priority patent/DE2731726C2/de
Priority to GB21564/78A priority patent/GB1596128A/en
Priority to US05/913,205 priority patent/US4211918A/en
Priority to AT0414278A priority patent/AT385143B/de
Priority to FR7818231A priority patent/FR2395550A1/fr
Priority to IT24733/78A priority patent/IT1096012B/it
Priority to JP7382178A priority patent/JPS548435A/ja
Priority to BE188701A priority patent/BE868281A/fr
Priority to SE7807061A priority patent/SE436454B/sv
Priority to ES470930A priority patent/ES470930A1/es
Publication of CH616253A5 publication Critical patent/CH616253A5/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K5/00—Methods or arrangements for verifying the correctness of markings on a record carrier; Column detection devices
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/08—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means
    • G06K19/10—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards
    • G06K19/16—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards the marking being a hologram or diffraction grating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S283/00—Printed matter
    • Y10S283/904—Credit card

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Holo Graphy (AREA)
  • Credit Cards Or The Like (AREA)
  • Devices For Checking Fares Or Tickets At Control Points (AREA)
  • Character Input (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
CH755777A 1977-06-21 1977-06-21 CH616253A5 (fr)

Priority Applications (11)

Application Number Priority Date Filing Date Title
CH755777A CH616253A5 (fr) 1977-06-21 1977-06-21
DE2731726A DE2731726C2 (de) 1977-06-21 1977-07-13 Verfahren und Einrichtung zum Identifizieren von Dokumenten
GB21564/78A GB1596128A (en) 1977-06-21 1978-05-23 Methods of and apparatus for identifying documents
US05/913,205 US4211918A (en) 1977-06-21 1978-06-06 Method and device for identifying documents
AT0414278A AT385143B (de) 1977-06-21 1978-06-07 Verfahren und anordnung zum identifizieren von dokumenten
FR7818231A FR2395550A1 (fr) 1977-06-21 1978-06-19 Procede et appareil pour l'identification de documents
IT24733/78A IT1096012B (it) 1977-06-21 1978-06-20 Dispositivo per riconoscere documenti
JP7382178A JPS548435A (en) 1977-06-21 1978-06-20 Method of and device for identifying document
BE188701A BE868281A (fr) 1977-06-21 1978-06-20 Procede et appareil pour l'identification de documents
SE7807061A SE436454B (sv) 1977-06-21 1978-06-20 Forfarande och anordning for identifiering av dokument
ES470930A ES470930A1 (es) 1977-06-21 1978-06-20 Procedimiento para identificar documentos

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH755777A CH616253A5 (fr) 1977-06-21 1977-06-21

Publications (1)

Publication Number Publication Date
CH616253A5 true CH616253A5 (fr) 1980-03-14

Family

ID=4327020

Family Applications (1)

Application Number Title Priority Date Filing Date
CH755777A CH616253A5 (fr) 1977-06-21 1977-06-21

Country Status (11)

Country Link
US (1) US4211918A (fr)
JP (1) JPS548435A (fr)
AT (1) AT385143B (fr)
BE (1) BE868281A (fr)
CH (1) CH616253A5 (fr)
DE (1) DE2731726C2 (fr)
ES (1) ES470930A1 (fr)
FR (1) FR2395550A1 (fr)
GB (1) GB1596128A (fr)
IT (1) IT1096012B (fr)
SE (1) SE436454B (fr)

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Also Published As

Publication number Publication date
FR2395550B1 (fr) 1983-07-08
SE7807061L (sv) 1978-12-22
IT1096012B (it) 1985-08-17
JPS548435A (en) 1979-01-22
ATA414278A (de) 1987-07-15
GB1596128A (en) 1981-08-19
US4211918A (en) 1980-07-08
AT385143B (de) 1988-02-25
DE2731726C2 (de) 1979-08-30
DE2731726B1 (de) 1978-12-21
IT7824733A0 (it) 1978-06-20
BE868281A (fr) 1978-10-16
ES470930A1 (es) 1979-02-01
JPS6134191B2 (fr) 1986-08-06
FR2395550A1 (fr) 1979-01-19
SE436454B (sv) 1984-12-10

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