DE3763804D1 - Projizierbare passive fluessigkeitskristall-anzeigevorrichtung. - Google Patents

Projizierbare passive fluessigkeitskristall-anzeigevorrichtung.

Info

Publication number
DE3763804D1
DE3763804D1 DE8787903255T DE3763804T DE3763804D1 DE 3763804 D1 DE3763804 D1 DE 3763804D1 DE 8787903255 T DE8787903255 T DE 8787903255T DE 3763804 T DE3763804 T DE 3763804T DE 3763804 D1 DE3763804 D1 DE 3763804D1
Authority
DE
Germany
Prior art keywords
projectable
liquid crystal
display device
crystal display
passive liquid
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 - Lifetime
Application number
DE8787903255T
Other languages
English (en)
Inventor
Bernd Haastert
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.)
Seiko Epson Corp
Original Assignee
Individual
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
Priority claimed from DE19863617784 external-priority patent/DE3617784A1/de
Application filed by Individual filed Critical Individual
Priority to DE8787903255T priority Critical patent/DE3763804D1/de
Application granted granted Critical
Publication of DE3763804D1 publication Critical patent/DE3763804D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133382—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell
    • G02F1/133385—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell with cooling means, e.g. fans
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528—Polarisers
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/132—Overhead projectors, i.e. capable of projecting hand-writing or drawing during action
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0418—Constructional details
    • G09F13/0427—Constructional details in the form of buttons
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/12—Advertising or display means not otherwise provided for using special optical effects
    • G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Marketing (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)
  • Projection Apparatus (AREA)
DE8787903255T 1986-05-27 1987-05-27 Projizierbare passive fluessigkeitskristall-anzeigevorrichtung. Expired - Lifetime DE3763804D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8787903255T DE3763804D1 (de) 1986-05-27 1987-05-27 Projizierbare passive fluessigkeitskristall-anzeigevorrichtung.

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19863617784 DE3617784A1 (de) 1986-05-27 1986-05-27 Projizierbare passive fluessigkeitskristallmatrix-anzeige in mehrschichtarchitektur mit wechselrahmen und absetzbaren filtern
DE8787903255T DE3763804D1 (de) 1986-05-27 1987-05-27 Projizierbare passive fluessigkeitskristall-anzeigevorrichtung.
PCT/DE1987/000244 WO1987007394A1 (en) 1986-05-27 1987-05-27 Projectable passive liquid crystal display

Publications (1)

Publication Number Publication Date
DE3763804D1 true DE3763804D1 (de) 1990-08-23

Family

ID=25844119

Family Applications (2)

Application Number Title Priority Date Filing Date
DE8787903255T Expired - Lifetime DE3763804D1 (de) 1986-05-27 1987-05-27 Projizierbare passive fluessigkeitskristall-anzeigevorrichtung.
DE8712733U Expired DE8712733U1 (de) 1986-05-27 1987-05-27 Projizierbare passive Flüssigkeitskristall-Anzeigevorrichtung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8712733U Expired DE8712733U1 (de) 1986-05-27 1987-05-27 Projizierbare passive Flüssigkeitskristall-Anzeigevorrichtung

Country Status (2)

Country Link
DE (2) DE3763804D1 (de)
WO (1) WO1987007394A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8700992U1 (de) * 1987-01-22 1987-03-05 Fa. Ed. Liesegang, 40221 Düsseldorf Projektionsvorrichtung
DE8805355U1 (de) * 1988-04-22 1988-06-01 Kodak Ag, 7000 Stuttgart Überkopfprojektor
US5353075A (en) * 1988-08-17 1994-10-04 In Focus Systems, Inc. Convertible flat panel display system
DE68924823T2 (de) * 1988-08-23 1996-05-02 Citizen Watch Co Ltd Flüssigkristall-Anzeigevorrichtung.
EP0375425A3 (de) * 1988-12-22 1991-09-18 Seiko Instruments Inc. Projektionsplatte mit einer Flüssigkristalltafel
DE69026181D1 (de) * 1989-10-11 1996-05-02 Sanyo Electric Co Flussigkristallprojektor
WO1994000792A1 (en) * 1992-06-30 1994-01-06 Citizen Watch Co., Ltd. Liquid crystal display unit and liquid crystal projector using this liquid crystal display unit
JPH0798339A (ja) * 1993-09-28 1995-04-11 Yutaka Denki Seisakusho:Kk 電流検出パターン
JPH09166790A (ja) * 1995-09-13 1997-06-24 Canon Inc 表示装置
DE19607817A1 (de) * 1996-03-01 1997-09-04 Mediatec Ges Fuer Multimediale Anzeigeeinrichtung, insbesondere zur Fahrgastinformation an Bahnsteigen
FR2835351B1 (fr) * 2002-01-25 2004-08-13 Cotep Systeme d'affichage a ecran plat
TW200743862A (en) * 2006-05-23 2007-12-01 Sunonwealth Electr Mach Ind Co A heat-dissipating module for a back light set of a liquid crystal display
EP2733522B1 (de) 2009-10-28 2021-06-09 Schott AG Anzeigevorrichtung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0127701A1 (de) * 1983-06-07 1984-12-12 Datelcare B.V. Gerät zur Projektion von Lichtbildern
DE3413995A1 (de) * 1984-04-13 1985-10-17 Demolux Gmbh & Co Kg, 6070 Langen Overhead-projektor

Also Published As

Publication number Publication date
WO1987007394A1 (en) 1987-12-03
DE8712733U1 (de) 1988-01-14

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: IMAGO EDV-SYSTEMS GMBH, 53113 BONN, DE

8381 Inventor (new situation)

Free format text: HAASTERT, BERND, 53113 BONN, DE

8327 Change in the person/name/address of the patent owner

Owner name: AGENCIA DE PATENTES DE PANAMA S.A., CIUDAD DE PANA

8328 Change in the person/name/address of the agent

Free format text: LUEPERTZ & LEHMKUEHLER, 53111 BONN

8327 Change in the person/name/address of the patent owner

Owner name: SEIKO EPSON CORP., SUWA, NAGANO, JP