CA1082963A - Multiple volumetric optical storage device - Google Patents

Multiple volumetric optical storage device

Info

Publication number
CA1082963A
CA1082963A CA274,872A CA274872A CA1082963A CA 1082963 A CA1082963 A CA 1082963A CA 274872 A CA274872 A CA 274872A CA 1082963 A CA1082963 A CA 1082963A
Authority
CA
Canada
Prior art keywords
optical
axis
storage device
optical axis
reference beam
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.)
Expired
Application number
CA274,872A
Other languages
English (en)
French (fr)
Inventor
Jean-Pierre Huignard
Jean-Pierre Herriau
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
Application granted granted Critical
Publication of CA1082963A publication Critical patent/CA1082963A/en
Expired 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
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H1/024—Hologram nature or properties
    • G03H1/0248—Volume holograms
    • 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
    • G11C13/044—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 electro-optical elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
CA274,872A 1976-03-30 1977-03-28 Multiple volumetric optical storage device Expired CA1082963A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR76/09209 1976-03-30
FR7609209A FR2346810A1 (fr) 1976-03-30 1976-03-30 Dispositif optique de stockage multiplie en volume

Publications (1)

Publication Number Publication Date
CA1082963A true CA1082963A (en) 1980-08-05

Family

ID=9171142

Family Applications (1)

Application Number Title Priority Date Filing Date
CA274,872A Expired CA1082963A (en) 1976-03-30 1977-03-28 Multiple volumetric optical storage device

Country Status (6)

Country Link
US (1) US4449785A (enExample)
JP (1) JPS52119340A (enExample)
CA (1) CA1082963A (enExample)
DE (1) DE2714236A1 (enExample)
FR (1) FR2346810A1 (enExample)
GB (1) GB1576073A (enExample)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5235439A (en) * 1988-07-18 1993-08-10 Northrop Corporation Volume-holographic inner product processor
US5039182A (en) * 1989-10-23 1991-08-13 International Business Machines Corporation Storing information in dual holographic images
US5335098A (en) * 1991-07-26 1994-08-02 Accuwave Corporation Fixing method for narrow bandwidth volume holograms in photorefractive materials
US5491570A (en) * 1991-07-26 1996-02-13 Accuwave Corporation Methods and devices for using photorefractive materials at infrared wavelengths
WO1993003427A2 (en) * 1991-07-26 1993-02-18 Accuwave Corporation Photorefractive systems and methods
US5691989A (en) * 1991-07-26 1997-11-25 Accuwave Corporation Wavelength stabilized laser sources using feedback from volume holograms
US5796096A (en) * 1991-07-26 1998-08-18 Accuwave Corporation Fabrication and applications of long-lifetime, holographic gratings in photorefractive materials
US5440669A (en) * 1991-07-26 1995-08-08 Accuwave Corporation Photorefractive systems and methods
US5339305A (en) * 1992-08-14 1994-08-16 Northrop Grumman Corporation Disk-based optical correlator and method
US5436867A (en) * 1993-03-08 1995-07-25 Northrop Grumman Corporation Holographic random access memory
EP0686298B1 (fr) * 1993-12-23 2000-05-17 Thomson-Csf Procede et systeme optiques d'inscription/lecture d'information sur un support d'enregistrement
WO1996032666A1 (en) * 1995-04-12 1996-10-17 Northrop Grumman Corporation Method for mitigating cross-talk in high-efficiency holograms
FR2742911B1 (fr) * 1995-12-21 1998-02-06 Thomson Csf Support d'enregistrement/lecture optique d'informations et procede d'enregistrement
US5777760A (en) * 1996-05-10 1998-07-07 Quantum Corporation Position feedback system for volume holographic storage media
WO1997044697A1 (en) * 1996-05-21 1997-11-27 Northrop Grumman Corporation Reference beam auto-focus apparatus for modularized volume-holographic memory
US5844700A (en) * 1996-07-24 1998-12-01 The Board Of Trustees Of The Leland Stanford Junior University Spatio-angular multiplexing geometry for volume holographic storage
US5959747A (en) * 1996-09-11 1999-09-28 California Institute Of Technology Compact architecture for holographic systems
FR2755516B1 (fr) 1996-11-05 1999-01-22 Thomson Csf Dispositif compact d'illumination
US5896359A (en) * 1997-03-18 1999-04-20 Northrop Grumman Corporation Spinning disc volume holographic memory
KR20000040904A (ko) * 1998-12-21 2000-07-15 전주범 홀로그램 메모리 다중 복사 시스템
JP3674903B2 (ja) * 1999-03-31 2005-07-27 パイオニア株式会社 体積ホログラフィックメモリ光情報記録再生装置
FR2819061B1 (fr) * 2000-12-28 2003-04-11 Thomson Csf Dispositif de controle de polarisation dans une liaison optique
US7187819B1 (en) 2003-12-31 2007-03-06 Storage Technology Corporation Optical power distribution management and apparatus
US8045246B2 (en) * 2009-06-18 2011-10-25 Access Optical Networks, Inc. Method and apparatus for bulk erasure in a holographic storage system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3296594A (en) * 1963-06-14 1967-01-03 Polaroid Corp Optical associative memory
US3544189A (en) * 1968-06-12 1970-12-01 Bell Telephone Labor Inc Holography using a poled ferroelectric recording material
US3652145A (en) * 1969-06-30 1972-03-28 Sperry Rand Corp Electrically controllable volume holographic apparatus and method for operating said apparatus
FR2312052A1 (fr) * 1975-05-23 1976-12-17 Thomson Csf Dispositif optique de stockage holographique et systeme de stockage tridimensionnel utilisant un tel dispositif
US4017144A (en) * 1976-02-11 1977-04-12 Rca Corporation Recording assembly for volume holography

Also Published As

Publication number Publication date
FR2346810A1 (fr) 1977-10-28
US4449785A (en) 1984-05-22
FR2346810B1 (enExample) 1981-04-10
DE2714236A1 (de) 1977-10-13
JPS52119340A (en) 1977-10-06
GB1576073A (en) 1980-10-01

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Legal Events

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MKEX Expiry