FR2237234B1 - - Google Patents

Info

Publication number
FR2237234B1
FR2237234B1 FR7423963A FR7423963A FR2237234B1 FR 2237234 B1 FR2237234 B1 FR 2237234B1 FR 7423963 A FR7423963 A FR 7423963A FR 7423963 A FR7423963 A FR 7423963A FR 2237234 B1 FR2237234 B1 FR 2237234B1
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
FR7423963A
Other versions
FR2237234A1 (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.)
Siemens AG
Original Assignee
Siemens 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 Siemens AG filed Critical Siemens AG
Publication of FR2237234A1 publication Critical patent/FR2237234A1/fr
Application granted granted Critical
Publication of FR2237234B1 publication Critical patent/FR2237234B1/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/26Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0065Recording, reproducing or erasing by using optical interference patterns, e.g. holograms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
  • Optical Recording Or Reproduction (AREA)
FR7423963A 1973-07-11 1974-07-10 Expired FR2237234B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732335305 DE2335305A1 (de) 1973-07-11 1973-07-11 Anordnung zur erzeugung eindimensionaler hologramme

Publications (2)

Publication Number Publication Date
FR2237234A1 FR2237234A1 (fr) 1975-02-07
FR2237234B1 true FR2237234B1 (fr) 1977-10-07

Family

ID=5886589

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7423963A Expired FR2237234B1 (fr) 1973-07-11 1974-07-10

Country Status (5)

Country Link
US (1) US3905674A (fr)
JP (1) JPS5043950A (fr)
DE (1) DE2335305A1 (fr)
FR (1) FR2237234B1 (fr)
GB (1) GB1440706A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4140362A (en) * 1977-07-14 1979-02-20 Bell Telephone Laboratories, Incorporated Forming focusing diffraction gratings for integrated optics
US4834474A (en) * 1987-05-01 1989-05-30 The University Of Rochester Optical systems using volume holographic elements to provide arbitrary space-time characteristics, including frequency-and/or spatially-dependent delay lines, chirped pulse compressors, pulse hirpers, pulse shapers, and laser resonators
US6884961B1 (en) 2000-08-24 2005-04-26 Uc Laser Ltd. Intravolume diffractive optical elements

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2056025C3 (de) * 1970-11-13 1975-10-16 Siemens Ag, 1000 Berlin U. 8000 Muenchen Verfahren zur holografischen Speicherung von Informationen
DE2224386C2 (de) * 1972-05-18 1982-10-28 Siemens AG, 1000 Berlin und 8000 München Verfahren zur holografischen Aufzeichnung von in Form elektrischer Signale vorliegenden Informationen

Also Published As

Publication number Publication date
FR2237234A1 (fr) 1975-02-07
US3905674A (en) 1975-09-16
GB1440706A (en) 1976-06-23
JPS5043950A (fr) 1975-04-21
DE2335305A1 (de) 1975-01-30

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Legal Events

Date Code Title Description
ST Notification of lapse