FR2105869A5 - - Google Patents

Info

Publication number
FR2105869A5
FR2105869A5 FR7129491A FR7129491A FR2105869A5 FR 2105869 A5 FR2105869 A5 FR 2105869A5 FR 7129491 A FR7129491 A FR 7129491A FR 7129491 A FR7129491 A FR 7129491A FR 2105869 A5 FR2105869 A5 FR 2105869A5
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
FR7129491A
Other languages
French (fr)
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.)
Agfa Gevaert NV
Original Assignee
Agfa Gevaert NV
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 Agfa Gevaert NV filed Critical Agfa Gevaert NV
Application granted granted Critical
Publication of FR2105869A5 publication Critical patent/FR2105869A5/fr
Expired 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
    • G06K7/1092—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 by means of TV-scanning
    • 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
    • G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
    • 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
    • G11C15/00—Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores
    • G11C15/02—Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores using magnetic elements

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Holo Graphy (AREA)
FR7129491A 1970-09-25 1971-08-11 Expired FR2105869A5 (ref)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702047235 DE2047235A1 (de) 1970-09-25 1970-09-25 Vorrichtung zum Auslesen von gespeicherten Informationen

Publications (1)

Publication Number Publication Date
FR2105869A5 true FR2105869A5 (ref) 1972-04-28

Family

ID=5783380

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7129491A Expired FR2105869A5 (ref) 1970-09-25 1971-08-11

Country Status (5)

Country Link
US (1) US3749922A (ref)
BE (1) BE770975A (ref)
DE (1) DE2047235A1 (ref)
FR (1) FR2105869A5 (ref)
GB (1) GB1367316A (ref)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0627675A1 (de) * 1993-04-16 1994-12-07 Siemens Aktiengesellschaft Diffraktive optische Einrichtung zur optischen Abbildung eines Raumpunktes auf andere Raumpunkte

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4183094A (en) * 1978-03-20 1980-01-08 Xerox Corporation Optical storage medium using the frequency domain
US5291027A (en) * 1992-07-08 1994-03-01 Toppan Printing Co., Ltd. Optical identification multiple diffraction grating mark member and card using the same
EP1192432B1 (de) * 2000-05-08 2005-08-03 Norbert Lauinger 3 d gitteroptischer sensor mit streuscheibe zur farbmessung mit farbkonstanzleistung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2696520A (en) * 1951-01-19 1954-12-07 Philco Corp Color television camera system
US3153222A (en) * 1959-10-07 1964-10-13 Thompson Ramo Wooldridge Inc Electro-optical correlator
US3248552A (en) * 1962-09-25 1966-04-26 Philco Corp Photosensitive optical logic unit for use in a computer system
US3652162A (en) * 1968-03-14 1972-03-28 Gen Electric Complex data processing system employing incoherent optics
US3592547A (en) * 1968-03-14 1971-07-13 Gen Electric Optical matrix-processing system and optics
US3571603A (en) * 1968-11-12 1971-03-23 Us Navy Optical reader and character identification system utilizing a two-dimensional diffracting means
US3622988A (en) * 1969-09-19 1971-11-23 Sperry Rand Corp Optical character recognition apparatus
US3587063A (en) * 1969-10-13 1971-06-22 Eastman Kodak Co System for retrieving digital information

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0627675A1 (de) * 1993-04-16 1994-12-07 Siemens Aktiengesellschaft Diffraktive optische Einrichtung zur optischen Abbildung eines Raumpunktes auf andere Raumpunkte

Also Published As

Publication number Publication date
DE2047235A1 (de) 1972-03-30
US3749922A (en) 1973-07-31
BE770975A (nl) 1972-02-07
GB1367316A (en) 1974-09-18

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Legal Events

Date Code Title Description
ST Notification of lapse