CA938721A - Information storage system employing optical entry and removal of information - Google Patents

Information storage system employing optical entry and removal of information

Info

Publication number
CA938721A
CA938721A CA105065A CA105065A CA938721A CA 938721 A CA938721 A CA 938721A CA 105065 A CA105065 A CA 105065A CA 105065 A CA105065 A CA 105065A CA 938721 A CA938721 A CA 938721A
Authority
CA
Canada
Prior art keywords
information
removal
storage system
system employing
employing optical
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
CA105065A
Other languages
English (en)
Other versions
CA105065S (en
Inventor
J. Amodei Juan
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.)
RCA Corp
Original Assignee
RCA Corp
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 RCA Corp filed Critical RCA Corp
Application granted granted Critical
Publication of CA938721A publication Critical patent/CA938721A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/03—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
    • G02F1/05—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect with ferro-electric properties
    • G02F1/0541—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect with ferro-electric properties using photorefractive effects
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/03—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
    • G02F1/0338—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect structurally associated with a photoconductive layer or having photo-refractive properties
    • 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
    • G11C13/047—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 electro-optical elements

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Holo Graphy (AREA)
  • Optical Recording Or Reproduction (AREA)
CA105065A 1970-06-08 1971-02-10 Information storage system employing optical entry and removal of information Expired CA938721A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4419570A 1970-06-08 1970-06-08

Publications (1)

Publication Number Publication Date
CA938721A true CA938721A (en) 1973-12-18

Family

ID=21931004

Family Applications (1)

Application Number Title Priority Date Filing Date
CA105065A Expired CA938721A (en) 1970-06-08 1971-02-10 Information storage system employing optical entry and removal of information

Country Status (6)

Country Link
US (1) US3651488A (fr)
CA (1) CA938721A (fr)
DE (1) DE2109446A1 (fr)
FR (1) FR2094100B1 (fr)
GB (1) GB1339959A (fr)
NL (1) NL7102165A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3702465A (en) * 1971-08-04 1972-11-07 Westinghouse Electric Corp Electro-optic mass memory
JPS4862429A (fr) * 1971-12-03 1973-08-31
US4183094A (en) * 1978-03-20 1980-01-08 Xerox Corporation Optical storage medium using the frequency domain
DE3633758A1 (de) * 1986-10-03 1988-04-07 Man Technologie Gmbh Druckmaschine
US5121376A (en) * 1990-01-04 1992-06-09 Hoechst Celanese Corp. Optical disk memory using multi-level data recording
JP2961126B2 (ja) * 1995-02-13 1999-10-12 セントラル硝子株式会社 三次元光メモリーガラス素子からなる記録媒体及びその記録方法
GB9611278D0 (en) * 1996-05-30 1996-07-31 Secr Defence Multiple active computer generated hologram
DE10047625A1 (de) 2000-09-26 2002-04-11 Max Planck Gesellschaft Stöchiometrieänderung eines ionisch aufgebauten Feststoffes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3107170A (en) * 1960-05-31 1963-10-15 Netke Martin Production of color images in sensitive emulsions
US3383664A (en) * 1967-03-31 1968-05-14 Bell Telephone Labor Inc Electro-optical storage arrangement

Also Published As

Publication number Publication date
NL7102165A (fr) 1971-12-10
DE2109446A1 (de) 1971-12-16
GB1339959A (en) 1973-12-05
FR2094100A1 (fr) 1972-02-04
FR2094100B1 (fr) 1975-07-04
US3651488A (en) 1972-03-21

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