FR2297460A1 - Procede d'identification automatique d'objets en mouvement a l'aide d'un systeme utilisant une memoire molographique, et dispositif utilisant ledit procede - Google Patents

Procede d'identification automatique d'objets en mouvement a l'aide d'un systeme utilisant une memoire molographique, et dispositif utilisant ledit procede

Info

Publication number
FR2297460A1
FR2297460A1 FR7500333A FR7500333A FR2297460A1 FR 2297460 A1 FR2297460 A1 FR 2297460A1 FR 7500333 A FR7500333 A FR 7500333A FR 7500333 A FR7500333 A FR 7500333A FR 2297460 A1 FR2297460 A1 FR 2297460A1
Authority
FR
France
Prior art keywords
laser
identification
moving objects
reflecting substrate
holographic memory
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.)
Granted
Application number
FR7500333A
Other languages
English (en)
French (fr)
Other versions
FR2297460B1 (enrdf_load_stackoverflow
Inventor
Gerard Cachier
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7500333A priority Critical patent/FR2297460A1/fr
Publication of FR2297460A1 publication Critical patent/FR2297460A1/fr
Application granted granted Critical
Publication of FR2297460B1 publication Critical patent/FR2297460B1/fr
Granted 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
    • G06K7/10861—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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K1/00—Methods or arrangements for marking the record carrier in digital fashion
    • G06K1/12—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching
    • G06K1/126—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching by photographic or thermographic registration
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
    • G11C13/042—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using information stored in the form of interference pattern
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
    • G11C13/042—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using information stored in the form of interference pattern
    • G11C13/046—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using information stored in the form of interference pattern using other storage elements storing information in the form of an interference pattern

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Holo Graphy (AREA)
  • Optical Recording Or Reproduction (AREA)
FR7500333A 1975-01-07 1975-01-07 Procede d'identification automatique d'objets en mouvement a l'aide d'un systeme utilisant une memoire molographique, et dispositif utilisant ledit procede Granted FR2297460A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7500333A FR2297460A1 (fr) 1975-01-07 1975-01-07 Procede d'identification automatique d'objets en mouvement a l'aide d'un systeme utilisant une memoire molographique, et dispositif utilisant ledit procede

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7500333A FR2297460A1 (fr) 1975-01-07 1975-01-07 Procede d'identification automatique d'objets en mouvement a l'aide d'un systeme utilisant une memoire molographique, et dispositif utilisant ledit procede

Publications (2)

Publication Number Publication Date
FR2297460A1 true FR2297460A1 (fr) 1976-08-06
FR2297460B1 FR2297460B1 (enrdf_load_stackoverflow) 1977-07-15

Family

ID=9149476

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7500333A Granted FR2297460A1 (fr) 1975-01-07 1975-01-07 Procede d'identification automatique d'objets en mouvement a l'aide d'un systeme utilisant une memoire molographique, et dispositif utilisant ledit procede

Country Status (1)

Country Link
FR (1) FR2297460A1 (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0002537A3 (de) * 1977-12-19 1979-07-25 Licentia Patent-Verwaltungs-GmbH Vorrichtung zur fälschungssicheren Kennzeichnung von Gegenständen
EP0077464A3 (en) * 1981-10-15 1983-05-25 Lgz Landis & Gyr Zug Ag Kinoform
EP0040839A3 (de) * 1980-05-22 1985-05-22 Siemens Aktiengesellschaft Identifikationssystem für Kraftfahrzeuge, Verfahren und Gerät zur Herstellung eines derartigen Systems und Verfahren und Gerät zur Wiedergabe einer in einem derartigen System enthaltenen kodierten Information
US4908500A (en) * 1987-06-29 1990-03-13 Campagnie Generale D'Automatisme CGa-HBS System for automatically reading indentification data disposed on a vehicle

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0002537A3 (de) * 1977-12-19 1979-07-25 Licentia Patent-Verwaltungs-GmbH Vorrichtung zur fälschungssicheren Kennzeichnung von Gegenständen
EP0040839A3 (de) * 1980-05-22 1985-05-22 Siemens Aktiengesellschaft Identifikationssystem für Kraftfahrzeuge, Verfahren und Gerät zur Herstellung eines derartigen Systems und Verfahren und Gerät zur Wiedergabe einer in einem derartigen System enthaltenen kodierten Information
EP0077464A3 (en) * 1981-10-15 1983-05-25 Lgz Landis & Gyr Zug Ag Kinoform
US4908500A (en) * 1987-06-29 1990-03-13 Campagnie Generale D'Automatisme CGa-HBS System for automatically reading indentification data disposed on a vehicle

Also Published As

Publication number Publication date
FR2297460B1 (enrdf_load_stackoverflow) 1977-07-15

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Legal Events

Date Code Title Description
ST Notification of lapse