DE2033963A1 - Holographisches Identifizierungssystem - Google Patents

Holographisches Identifizierungssystem

Info

Publication number
DE2033963A1
DE2033963A1 DE19702033963 DE2033963A DE2033963A1 DE 2033963 A1 DE2033963 A1 DE 2033963A1 DE 19702033963 DE19702033963 DE 19702033963 DE 2033963 A DE2033963 A DE 2033963A DE 2033963 A1 DE2033963 A1 DE 2033963A1
Authority
DE
Germany
Prior art keywords
key
hologram
circuit
identification system
photodetectors
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.)
Pending
Application number
DE19702033963
Other languages
German (de)
English (en)
Inventor
Michel Paris G07d 5 00 Rembault
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
Publication of DE2033963A1 publication Critical patent/DE2033963A1/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/0402—Recording geometries or arrangements
    • G03H1/041—Optical element in the object space affecting the object beam, not otherwise provided for
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/88—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Holo Graphy (AREA)
DE19702033963 1969-07-09 1970-07-08 Holographisches Identifizierungssystem Pending DE2033963A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6923274A FR2053562A5 (enExample) 1969-07-09 1969-07-09

Publications (1)

Publication Number Publication Date
DE2033963A1 true DE2033963A1 (de) 1971-01-28

Family

ID=9037183

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19702033963 Pending DE2033963A1 (de) 1969-07-09 1970-07-08 Holographisches Identifizierungssystem

Country Status (5)

Country Link
US (1) US3735374A (enExample)
DE (1) DE2033963A1 (enExample)
FR (1) FR2053562A5 (enExample)
GB (1) GB1310132A (enExample)
NL (1) NL7010142A (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4094577A (en) * 1971-04-13 1978-06-13 Thomson-Csf High-resolution, wide-field holographic lens
US4011435A (en) * 1974-02-01 1977-03-08 Ncr Corporation Optical indicia marking and detection system
US3940738A (en) * 1974-07-10 1976-02-24 Teeters Lloyd L Electric lock
DE2546007B2 (de) * 1975-10-14 1977-12-29 Siemens AG, 1000 Berlin und 8000 München Faelschungssichere ausweiskarte und verfahren zu ihrer herstellung
US4084153A (en) * 1976-03-15 1978-04-11 Harris Corporation Apparatus for reconstructing a binary bit pattern
US4196347A (en) 1978-07-10 1980-04-01 Chubb & Son's Lock And Safe Company Limited Security systems
CH653162A5 (de) * 1981-10-27 1985-12-13 Landis & Gyr Ag Einrichtung zur echtheitspruefung von dokumenten.
US4641017A (en) * 1983-12-15 1987-02-03 Herman Lopata Fraud resistant credit card system
US5078501A (en) * 1986-10-17 1992-01-07 E. I. Du Pont De Nemours And Company Method and apparatus for optically evaluating the conformance of unknown objects to predetermined characteristics
US5159474A (en) * 1986-10-17 1992-10-27 E. I. Du Pont De Nemours And Company Transform optical processing system
US5442433A (en) * 1989-08-11 1995-08-15 Nhk Spring Co., Ltd. Identification system for an article having individually attached patches
US5331443A (en) * 1992-07-31 1994-07-19 Crown Roll Leaf, Inc. Laser engraved verification hologram and associated methods
US8462322B2 (en) 2008-10-08 2013-06-11 International Business Machines Corporation Prismatic lock and key security
US11131121B2 (en) * 2019-05-25 2021-09-28 Konstantin KHLOPKOV Highly secure optical key access control system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2931916A (en) * 1955-09-30 1960-04-05 Rca Corp Document transcriber
US3064519A (en) * 1960-05-16 1962-11-20 Ibm Specimen identification apparatus and method
GB1143086A (en) * 1965-08-13 1969-02-19 Ibm Information correlating
US3543237A (en) * 1966-07-29 1970-11-24 Bell Telephone Labor Inc Pattern recognition apparatus and method
US3542448A (en) * 1967-01-13 1970-11-24 Ibm Holographic recording and readout of digital information
US3519322A (en) * 1967-07-19 1970-07-07 Trw Inc Method for encoding and decoding information
US3599147A (en) * 1967-09-12 1971-08-10 Nat Res Dev Character recognition systems and apparatus
US3532426A (en) * 1967-11-08 1970-10-06 Gen Electric Holographic fingerprint identification
US3553460A (en) * 1968-06-12 1971-01-05 Perkin Elmer Corp Realization of combinatorial functions by utilizing optical holography and phase modulation by input information
US3643216A (en) * 1968-08-06 1972-02-15 Rca Corp Holographic identification system

Also Published As

Publication number Publication date
NL7010142A (enExample) 1971-01-12
FR2053562A5 (enExample) 1971-04-16
US3735374A (en) 1973-05-22
GB1310132A (en) 1973-03-14

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