ES8601533A1 - Un dispositivo de presentacion de cristal liquido - Google Patents

Un dispositivo de presentacion de cristal liquido

Info

Publication number
ES8601533A1
ES8601533A1 ES532198A ES532198A ES8601533A1 ES 8601533 A1 ES8601533 A1 ES 8601533A1 ES 532198 A ES532198 A ES 532198A ES 532198 A ES532198 A ES 532198A ES 8601533 A1 ES8601533 A1 ES 8601533A1
Authority
ES
Spain
Prior art keywords
liquid crystal
sheet
presentation device
crystal layer
layer
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
ES532198A
Other languages
English (en)
Other versions
ES532198A0 (es
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric 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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of ES8601533A1 publication Critical patent/ES8601533A1/es
Publication of ES532198A0 publication Critical patent/ES532198A0/es
Granted 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
    • 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
    • G02F1/1336—Illuminating devices
    • G02F1/133616—Front illuminating devices

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)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)

Abstract

DISPOSITIVO DE PRESENTACION DE CRISTAL LIQUIDO ESMETICO DIRECCIONABLE EN MATRIZ PLANA. CONSTA DE UNA CAPA DE CRISTAL LIQUIDO (1) CUYAS DOS SUPERFICIES MAYORES ESTAN LIMITADAS POR DOS LAMINAS TRANSPARENTES (3 4) SUJETAS MEDIANTE UN SELLADO PERIMETRAL (2) PARA FORMAR UN ALOJAMIENTO PARA LA CAPA DE CRISTAL LIQUIDO (1); DE UNA LAMINA TRANSPARENTE DE GUIA DE LUZ (7) SITUADA DELANTE DE LA LAMINA FRONTAL (4) Y EN CONTACTO OPTICO CON ELLA; DE UNA LAMINA SOPORTE (8) CUYA SUPERFICIE ES NEGRA MATE Y ESTA SITUADA POR DETRAS DE LA LAMINA TRASERA (3); Y DE ELEMENTOS PARA LA ILUMINACION DE LA PANTALLA AL OBJETO DE DIRIGIR LA LUZ HACIA LA CAPA DE CRISTAL LIQUIDO DENTRO DE UN MARGEN ANGULAR.
ES532198A 1983-05-05 1984-05-04 Un dispositivo de presentacion de cristal liquido Granted ES532198A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08312277A GB2139392B (en) 1983-05-05 1983-05-05 Display device

Publications (2)

Publication Number Publication Date
ES8601533A1 true ES8601533A1 (es) 1985-10-16
ES532198A0 ES532198A0 (es) 1985-10-16

Family

ID=10542192

Family Applications (1)

Application Number Title Priority Date Filing Date
ES532198A Granted ES532198A0 (es) 1983-05-05 1984-05-04 Un dispositivo de presentacion de cristal liquido

Country Status (10)

Country Link
US (1) US4626074A (es)
EP (1) EP0124816B1 (es)
JP (1) JPS6045222A (es)
AU (1) AU567935B2 (es)
BR (1) BR8401976A (es)
DE (1) DE3484761D1 (es)
ES (1) ES532198A0 (es)
GB (1) GB2139392B (es)
IE (1) IE56117B1 (es)
NO (1) NO841644L (es)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL184011C (nl) * 1975-12-29 1989-03-16 Wacker Silicones Corp Werkwijze voor de bereiding van een samenstelling, die een vertakt of lineair organopolysiloxan bevat, alsmede werkwijze voor het vervaardigen van een gevormd voortbrengsel.
US4856876A (en) * 1983-03-30 1989-08-15 Manchester R & D Partnership Fluorescent colored encapsulated liquid crystal apparatus using enhanced scattering
US4668049A (en) * 1984-12-18 1987-05-26 Itt Corporation Illumination for a scattering type liquid crystal display
US4958911A (en) * 1988-10-19 1990-09-25 Jonand, Inc. Liquid crystal display module having housing of C-shaped cross section
US4994941A (en) * 1989-01-03 1991-02-19 Wen Hung Sheng Sign of character and figure
US4974122A (en) * 1989-03-28 1990-11-27 Rockwell International Corporation Compact LCD luminaire
US5579035A (en) * 1991-07-05 1996-11-26 Technomarket, L.P. Liquid crystal display module
KR970008351B1 (ko) * 1991-12-03 1997-05-23 샤프 가부시끼가이샤 액정 표시 장치
JP2596692B2 (ja) * 1993-03-02 1997-04-02 インターナショナル・ビジネス・マシーンズ・コーポレイション 散乱型液晶表示装置
FR2705484B1 (fr) * 1993-05-18 1995-06-23 Thomson Csf Dispositif d'affichage.
US5465193A (en) * 1993-06-28 1995-11-07 Motorola, Inc. Front light guide for liquid crystal device with stairstep element which emits light
BE1007482A3 (nl) * 1993-09-08 1995-07-11 Philips Electronics Nv Beeldweergaveinrichting voorzien van een elektro-optisch medium.
JP2809089B2 (ja) * 1994-02-28 1998-10-08 日本電気株式会社 透過型液晶表示装置
JPH08201805A (ja) * 1995-01-31 1996-08-09 Minolta Co Ltd 液晶表示面の照明構造
US6154190A (en) * 1995-02-17 2000-11-28 Kent State University Dynamic drive methods and apparatus for a bistable liquid crystal display
US5748277A (en) * 1995-02-17 1998-05-05 Kent State University Dynamic drive method and apparatus for a bistable liquid crystal display
US5771321A (en) * 1996-01-04 1998-06-23 Massachusetts Institute Of Technology Micromechanical optical switch and flat panel display
KR100229615B1 (ko) * 1997-01-28 1999-11-15 구자홍 액정표시장치
US6268840B1 (en) 1997-05-12 2001-07-31 Kent Displays Incorporated Unipolar waveform drive method and apparatus for a bistable liquid crystal display
US6133895A (en) * 1997-06-04 2000-10-17 Kent Displays Incorporated Cumulative drive scheme and method for a liquid crystal display
US6204835B1 (en) 1998-05-12 2001-03-20 Kent State University Cumulative two phase drive scheme for bistable cholesteric reflective displays
US6268839B1 (en) 1998-05-12 2001-07-31 Kent State University Drive schemes for gray scale bistable cholesteric reflective displays
US6819393B1 (en) 1998-07-28 2004-11-16 Nippon Telegraph And Telephone Corporation Optical device and display apparatus using light diffraction and light guide
US6618104B1 (en) 1998-07-28 2003-09-09 Nippon Telegraph And Telephone Corporation Optical device having reverse mode holographic PDLC and front light guide
GB2344681A (en) * 1998-12-07 2000-06-14 Alstom Uk Ltd A display panel
US6320563B1 (en) 1999-01-21 2001-11-20 Kent State University Dual frequency cholesteric display and drive scheme
US6952310B1 (en) * 1999-05-12 2005-10-04 Nitto Denko Corporation Light pipe and polarized-light source
JP3669682B2 (ja) * 1999-06-15 2005-07-13 シャープ株式会社 反射型液晶表示装置および携帯電子機器
JP2001174815A (ja) * 1999-12-20 2001-06-29 Nitto Denko Corp 液晶表示装置
US7023409B2 (en) 2001-02-09 2006-04-04 Kent Displays, Incorporated Drive schemes for gray scale bistable cholesteric reflective displays utilizing variable frequency pulses
AU2002365757A1 (en) * 2001-11-30 2003-06-17 Equity Industries Corp. Clocks with diffusion reflector lighting
US20060072302A1 (en) * 2004-10-01 2006-04-06 Chien Tseng L Electro-luminescent (EL) illuminated wall plate device with push-tighten frame means
GB0326005D0 (en) * 2003-11-07 2003-12-10 Koninkl Philips Electronics Nv Waveguide for autostereoscopic display
US20050128375A1 (en) * 2003-12-11 2005-06-16 Jung-Yen Hsu Structure of a LCD screen lightguide panel

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3499112A (en) * 1967-03-31 1970-03-03 Rca Corp Electro-optical device
GB1430611A (en) * 1973-01-11 1976-03-31 Marconi Co Ltd Liquid crystal display devices
FR2292253A1 (fr) * 1974-11-21 1976-06-18 Thomson Csf Procede et dispositif utilisant un effet thermo-optique dans un cristal liquide pour la reproduction d'images en temps reel et sans memoire
EP0023741A1 (en) * 1979-08-02 1981-02-11 Koninklijke Philips Electronics N.V. Electrophoretic image display device
DE2937054A1 (de) * 1979-09-13 1981-03-19 Standard Elektrik Lorenz Ag, 7000 Stuttgart Anzeigeanordnung mit einer fluessigkeitszelle
GB2067811B (en) * 1980-01-16 1983-08-10 Standard Telephones Cables Ltd Co-ordinate addressing of smetic display cells

Also Published As

Publication number Publication date
JPS6045222A (ja) 1985-03-11
EP0124816A2 (de) 1984-11-14
IE56117B1 (en) 1991-04-24
IE841105L (en) 1984-11-05
US4626074A (en) 1986-12-02
DE3484761D1 (de) 1991-08-08
AU2723684A (en) 1984-11-08
AU567935B2 (en) 1987-12-10
GB2139392B (en) 1986-10-22
BR8401976A (pt) 1984-12-11
EP0124816B1 (de) 1991-07-03
GB2139392A (en) 1984-11-07
GB8312277D0 (en) 1983-06-08
EP0124816A3 (en) 1986-08-27
ES532198A0 (es) 1985-10-16
NO841644L (no) 1984-11-06

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Legal Events

Date Code Title Description
MM4A Patent lapsed

Effective date: 19960506