GB2181263B - Optical storage medium - Google Patents

Optical storage medium

Info

Publication number
GB2181263B
GB2181263B GB8524289A GB8524289A GB2181263B GB 2181263 B GB2181263 B GB 2181263B GB 8524289 A GB8524289 A GB 8524289A GB 8524289 A GB8524289 A GB 8524289A GB 2181263 B GB2181263 B GB 2181263B
Authority
GB
United Kingdom
Prior art keywords
storage medium
optical storage
optical
medium
storage
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
GB8524289A
Other versions
GB8524289D0 (en
GB2181263A (en
Inventor
William Alden Crossland
Peter William Ross
Anthony Bernard Davey
Matthew Francis Bone
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.)
STC PLC
Original Assignee
STC PLC
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 STC PLC filed Critical STC PLC
Priority to GB8524289A priority Critical patent/GB2181263B/en
Publication of GB8524289D0 publication Critical patent/GB8524289D0/en
Publication of GB2181263A publication Critical patent/GB2181263A/en
Application granted granted Critical
Publication of GB2181263B publication Critical patent/GB2181263B/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 
    • G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/135—Liquid crystal cells structurally associated with a photoconducting or a ferro-electric layer, the properties of which can be optically or electrically varied

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
GB8524289A 1985-10-02 1985-10-02 Optical storage medium Expired GB2181263B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8524289A GB2181263B (en) 1985-10-02 1985-10-02 Optical storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8524289A GB2181263B (en) 1985-10-02 1985-10-02 Optical storage medium

Publications (3)

Publication Number Publication Date
GB8524289D0 GB8524289D0 (en) 1985-11-06
GB2181263A GB2181263A (en) 1987-04-15
GB2181263B true GB2181263B (en) 1989-09-27

Family

ID=10586068

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8524289A Expired GB2181263B (en) 1985-10-02 1985-10-02 Optical storage medium

Country Status (1)

Country Link
GB (1) GB2181263B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3650079T2 (en) * 1985-06-14 1995-01-26 Semiconductor Energy Lab Method for writing and reading with an optical disk memory containing a liquid crystal.
GB2210703B (en) * 1987-10-06 1991-03-20 Gen Electric Co Plc Apparatus and process for producing microfilm and microfiche records.
DE69032669T2 (en) * 1989-02-27 1999-06-10 Nippon Telegraph And Telephone Corp., Tokio/Tokyo Method for controlling a spatial light modulator
JPH02260198A (en) * 1989-03-31 1990-10-22 Tokyo Noukou Univ Liquid crystal electrooptical memory device
US5187298A (en) * 1990-05-18 1993-02-16 Basf Aktiengesellschaft Monomers and their use for the production of a laser-optical recording element which can be repeatedly erased and recorded on
US5187248A (en) * 1989-05-26 1993-02-16 Basf Aktiengesellschaft Monomers and their use for the production of a laser-optical recording element which can be repeatedly erased and recorded on
EP0402944A3 (en) * 1989-06-16 1992-05-27 Seiko Instruments Inc. Light addressed liquid crystal light valve
DE69033058T2 (en) * 1989-06-28 1999-08-05 Seiko Instruments Inc., Tokio/Tokyo Arrangement for optical correlation
DE3930667A1 (en) * 1989-09-14 1991-03-28 Basf Ag REVERSIBLE OR IRREVERSIBLE GENERATION OF AN IMAGE
US5212027A (en) * 1990-05-18 1993-05-18 Basf Aktiengesellschaft Monomers and their use for the production of a laser-optical recording element which can be repeatedly erased and recorded on
DE4106353A1 (en) * 1991-02-28 1992-09-03 Basf Ag REVERSIBLE OR IRREVERSIBLE GENERATION OF AN IMAGE
JPH04305618A (en) * 1991-04-02 1992-10-28 Takayama:Kk Optical memory
JPH04315896A (en) * 1991-04-12 1992-11-06 Takayama:Kk Optical memory

Also Published As

Publication number Publication date
GB8524289D0 (en) 1985-11-06
GB2181263A (en) 1987-04-15

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19931002