DE68908517D1 - Vorrichtungen fuer optische speicherung. - Google Patents

Vorrichtungen fuer optische speicherung.

Info

Publication number
DE68908517D1
DE68908517D1 DE8989902803T DE68908517T DE68908517D1 DE 68908517 D1 DE68908517 D1 DE 68908517D1 DE 8989902803 T DE8989902803 T DE 8989902803T DE 68908517 T DE68908517 T DE 68908517T DE 68908517 D1 DE68908517 D1 DE 68908517D1
Authority
DE
Germany
Prior art keywords
devices
optical storage
optical
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 - Fee Related
Application number
DE8989902803T
Other languages
English (en)
Other versions
DE68908517T2 (de
Inventor
Ciaran Mcardle
Michael Clark
William Beck
Carolyn Bowry
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.)
General Electric Co PLC
General Electric Co
Original Assignee
General Electric Co PLC
General Electric Co
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 General Electric Co PLC, General Electric Co filed Critical General Electric Co PLC
Application granted granted Critical
Publication of DE68908517D1 publication Critical patent/DE68908517D1/de
Publication of DE68908517T2 publication Critical patent/DE68908517T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • 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
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133365—Cells in which the active layer comprises a liquid crystalline polymer
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording 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
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0033—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with cards or other card-like flat carriers, e.g. flat sheets of optical film
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0055—Erasing
    • G11B7/00555—Erasing involving liquid crystal media
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
    • C09K2323/02—Alignment layer characterised by chemical composition
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
    • C09K2323/02—Alignment layer characterised by chemical composition
    • C09K2323/023—Organic silicon compound, e.g. organosilicon
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S118/00—Coating apparatus
    • Y10S118/04—Curtain coater
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1052—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/108—Flash, trim or excess removal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1052—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/1084—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing of continuous or running length bonded web
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/12—Surface bonding means and/or assembly means with cutting, punching, piercing, severing or tearing

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Liquid Crystal (AREA)
DE89902803T 1988-02-19 1989-02-17 Vorrichtungen für optische speicherung. Expired - Fee Related DE68908517T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888803923A GB8803923D0 (en) 1988-02-19 1988-02-19 Optical storage devices

Publications (2)

Publication Number Publication Date
DE68908517D1 true DE68908517D1 (de) 1993-09-23
DE68908517T2 DE68908517T2 (de) 1993-12-02

Family

ID=10632027

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89902803T Expired - Fee Related DE68908517T2 (de) 1988-02-19 1989-02-17 Vorrichtungen für optische speicherung.

Country Status (6)

Country Link
US (1) US5073219A (de)
EP (1) EP0363452B1 (de)
JP (1) JPH02503725A (de)
DE (1) DE68908517T2 (de)
GB (3) GB8803923D0 (de)
WO (2) WO1989007822A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5231525A (en) * 1989-06-02 1993-07-27 Idemitsu Kosan Co., Ltd. Apparatus for orienting a liquid crystal material using a shear force and electric field
US5110623A (en) * 1989-06-02 1992-05-05 Idemitsu Kosan Co., Ltd. Method of orienting a liquid crystal material, apparatus therefor, and liquid crystal device oriented thereby
DE4007144A1 (de) * 1990-03-07 1991-09-12 Hoechst Ag Verfahren zur orientierung fluessigkristalliner polymere und ihr einsatz als orientierungsschicht in fluessigkristall-, schalt- und -anzeigevorrichtungen
GB2248065B (en) * 1990-09-07 1994-03-16 Marconi Gec Ltd Optical storage devices
DE69106824T2 (de) * 1990-09-24 1995-08-31 Akzo Nobel Nv Flüssig-Kristalline und infra-rot-empfindliche-flüssig-Kristalline Polyester zur Verwendung in optischer Daten-speicherung, Verfahren zur Bereitung derselben und Gerät, das infra-rot-empfindliches Polyester enthält.
US5514504A (en) * 1991-01-31 1996-05-07 Dai Nippon Printing Co., Ltd. Information recording medium, and information recording a reproducing method
US5364557A (en) * 1991-11-27 1994-11-15 Faris Sades M Aligned cholesteric liquid crystal inks
GB2263998A (en) * 1992-02-03 1993-08-11 Marconi Gec Ltd Optical storage
FR2706353B1 (fr) * 1993-06-17 1996-01-26 Mecasonic Sa Procédé de chauffage par émission d'un rayonnement électromagnétique, notamment infrarouge.
US5691092A (en) * 1994-12-02 1997-11-25 Fuji Xerox Co., Ltd. Method for producing optical element
EP0740184A3 (de) 1995-04-28 1998-07-29 Canon Kabushiki Kaisha Flüssigkristallvorrichtung, Verfahren zu ihrer Herstellung, und Flüssigkristallgerät
IT1276692B1 (it) * 1995-06-09 1997-11-03 Sniaricerche S C P A Cristalli liquidi stabilizzati con polimeri (pslc) e dispositivi flessibili di essi
KR970058662A (ko) 1996-01-18 1997-08-12 김광호 추기형 광기록 매체
US5707691A (en) * 1996-08-27 1998-01-13 The Coca-Cola Company Coating hollow containers by in-situ polymerization of monomers in bi-axially orientated form
NL1006904C2 (nl) * 1997-09-01 1999-03-02 Od & Me Bv Werkwijze en inrichting voor het vervaardigen van een optisch beschrijfbaar medium en daaruit vervaardigde producten.
US6544382B2 (en) 1999-11-15 2003-04-08 Pactiv Corporation Apparatus for high-speed heating and cooling of a polymer
US6454978B1 (en) 2000-06-16 2002-09-24 Avery Dennison Corporation Process for making fuel cell plates
JP2002090547A (ja) * 2000-07-11 2002-03-27 Optiva Inc 偏光子製造装置
US6587097B1 (en) 2000-11-28 2003-07-01 3M Innovative Properties Co. Display system
JP4078455B2 (ja) * 2001-02-07 2008-04-23 日東電工株式会社 異方性結晶膜を得る方法
ATE367077T1 (de) * 2002-05-23 2007-08-15 Ibm Verbesserte struktur gestapelter kontaktlöcher in mehrschichtigen elektronischen bauelementeträgern
US6900876B2 (en) * 2003-02-13 2005-05-31 Eastman Kodak Company Process and structures for selective deposition of liquid-crystal emulsion

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1601599A (de) * 1968-02-23 1970-08-31
US3666948A (en) * 1971-01-06 1972-05-30 Xerox Corp Liquid crystal thermal imaging system having an undisturbed image on a disturbed background
US3941901A (en) * 1974-02-15 1976-03-02 Hoffmann-La Roche Inc. Surface alignment method for liquid crystal cells and production of polarizers therefor
JPS5237455A (en) * 1975-09-20 1977-03-23 Dainippon Printing Co Ltd Electrooptical cell
JPS5742019A (en) * 1980-08-27 1982-03-09 Hitachi Ltd Liquid crystal display device
GB8324642D0 (en) * 1983-09-14 1983-10-19 Univ Manchester Liquid crystal storage device
DE3333764C2 (de) * 1983-09-19 1986-06-12 Didier-Werke Ag, 6200 Wiesbaden Keramischer Rekuperator
JPS6128182A (ja) * 1984-07-18 1986-02-07 Sony Corp 光学的情報記録媒体
DE3429438A1 (de) * 1984-08-10 1988-06-23 Basf Ag Optisches aufzeichnungsmedium
DE3429431A1 (de) * 1984-08-10 1986-02-20 Bayer Ag, 5090 Leverkusen Thermoplastische verarbeitung von thermotropen fluessigkristallinen polymeren unter dem einfluss von elektrischen feldern
US4810433A (en) * 1985-09-25 1989-03-07 Fuji Photo Film Co., Ltd. Process for producing oriented film
US4810338A (en) * 1986-01-24 1989-03-07 Hoecast Celanese Corp. Side chain liquid crystalline polymers exhibiting nonlinear optical response
DE3603266A1 (de) * 1986-02-04 1987-08-06 Roehm Gmbh Vorrichtung zur reversibeln, optischen datenspeicherung (ii)
JPS62199863A (ja) * 1986-02-25 1987-09-03 日石三菱株式会社 液晶性芳香族ポリエステルから不織繊維ウエブを製造する方法
JPH0765044B2 (ja) * 1987-01-07 1995-07-12 富士写真フイルム株式会社 液晶光学素子

Also Published As

Publication number Publication date
JPH02503725A (ja) 1990-11-01
DE68908517T2 (de) 1993-12-02
GB8903658D0 (en) 1989-04-05
EP0363452A1 (de) 1990-04-18
GB2216281A (en) 1989-10-04
GB8903657D0 (en) 1989-04-05
US5073219A (en) 1991-12-17
GB2216282A (en) 1989-10-04
GB8803923D0 (en) 1988-03-23
WO1989007822A1 (en) 1989-08-24
EP0363452B1 (de) 1993-08-18
GB2216282B (en) 1992-09-23
WO1989007821A1 (en) 1989-08-24

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee