ES550108A0 - Display plano de cristal liquido - Google Patents

Display plano de cristal liquido

Info

Publication number
ES550108A0
ES550108A0 ES550108A ES550108A ES550108A0 ES 550108 A0 ES550108 A0 ES 550108A0 ES 550108 A ES550108 A ES 550108A ES 550108 A ES550108 A ES 550108A ES 550108 A0 ES550108 A0 ES 550108A0
Authority
ES
Spain
Prior art keywords
liquid crystal
flat display
crystal flat
display
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.)
Granted
Application number
ES550108A
Other languages
English (en)
Other versions
ES8705669A1 (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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES550108A0 publication Critical patent/ES550108A0/es
Publication of ES8705669A1 publication Critical patent/ES8705669A1/es
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
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133617—Illumination with ultraviolet light; Luminescent elements or materials associated to the cell
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/12—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by switched stationary formation of lamps, photocells or light relays
    • H04N3/127—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by switched stationary formation of lamps, photocells or light relays using liquid crystals

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
ES550108A 1984-12-18 1985-12-18 Display plano de cristal liquido Expired ES8705669A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/683,091 US4668049A (en) 1984-12-18 1984-12-18 Illumination for a scattering type liquid crystal display

Publications (2)

Publication Number Publication Date
ES550108A0 true ES550108A0 (es) 1987-05-16
ES8705669A1 ES8705669A1 (es) 1987-05-16

Family

ID=24742547

Family Applications (1)

Application Number Title Priority Date Filing Date
ES550108A Expired ES8705669A1 (es) 1984-12-18 1985-12-18 Display plano de cristal liquido

Country Status (5)

Country Link
US (1) US4668049A (es)
EP (1) EP0185495A3 (es)
JP (1) JPS61151586A (es)
AU (1) AU583562B2 (es)
ES (1) ES8705669A1 (es)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4799050A (en) * 1986-10-23 1989-01-17 Litton Systems Canada Limited Full color liquid crystal display
JP2914981B2 (ja) * 1988-07-27 1999-07-05 パイオニア株式会社 表示装置
US4924356A (en) * 1988-12-07 1990-05-08 General Electric Company Illumination system for a display device
US4974122A (en) * 1989-03-28 1990-11-27 Rockwell International Corporation Compact LCD luminaire
GB9115848D0 (en) * 1991-07-23 1991-09-04 Walker Phillip E Display device
BE1007482A3 (nl) * 1993-09-08 1995-07-11 Philips Electronics Nv Beeldweergaveinrichting voorzien van een elektro-optisch medium.
GB9406742D0 (en) * 1994-04-06 1994-05-25 Crossland William A Thin panel display screen
JPH08201805A (ja) * 1995-01-31 1996-08-09 Minolta Co Ltd 液晶表示面の照明構造
US5748277A (en) * 1995-02-17 1998-05-05 Kent State University Dynamic drive method and apparatus for a bistable liquid crystal display
US6154190A (en) * 1995-02-17 2000-11-28 Kent State University Dynamic drive methods and apparatus for a bistable liquid crystal display
GB9515656D0 (en) * 1995-07-31 1995-09-27 Crossland William A Modulation of light using chiral liquid crystals
GB9600595D0 (en) * 1996-01-11 1996-03-13 Screen Tech Ltd Liquid crystal cell
GB9607531D0 (en) * 1996-04-11 1996-06-12 Screen Tech Ltd Display
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
US6268839B1 (en) 1998-05-12 2001-07-31 Kent State University Drive schemes for gray scale bistable cholesteric reflective displays
US6373188B1 (en) 1998-12-22 2002-04-16 Honeywell International Inc. Efficient solid-state light emitting device with excited phosphors for producing a visible light output
US6320563B1 (en) 1999-01-21 2001-11-20 Kent State University Dual frequency cholesteric display and drive scheme
EP1208382B1 (en) * 1999-08-17 2006-04-26 Luminex Corporation Encapsulation of fluorescent particles
JP2001174815A (ja) * 1999-12-20 2001-06-29 Nitto Denko Corp 液晶表示装置
US7465540B2 (en) 2000-09-21 2008-12-16 Luminex Corporation Multiple reporter read-out for bioassays
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
JP2006309238A (ja) * 2005-04-27 2006-11-09 Samsung Electronics Co Ltd 光ルミネセンス液晶ディスプレイ
CN100422817C (zh) * 2005-08-19 2008-10-01 深圳帝光电子有限公司 直下型背光源

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2957940A (en) * 1956-08-16 1960-10-25 Gen Electric Projection color television with photo-electroluminescent screen
US3563138A (en) * 1969-06-23 1971-02-16 Sybron Corp Differential pressure responsive device with diaphragm equalization
US3752974A (en) * 1971-12-13 1973-08-14 Coastal Dynamics Corp Uniform illumination with edge lighting
DE2252256A1 (de) * 1972-10-25 1974-05-09 Ibm Deutschland Gasentladungsanordnung zur mehrfarbigen darstellung von informationen
GB1485908A (en) * 1974-05-21 1977-09-14 Nath G Apparatus for applying light radiation
DD120724A1 (es) * 1975-06-12 1976-06-20
JPS5272199A (en) * 1975-12-12 1977-06-16 Matsushita Electric Ind Co Ltd Display unit
GB1557199A (en) * 1976-01-06 1979-12-05 Standard Telephones Cables Ltd Liquid crystal display cells
DE2619367A1 (de) * 1976-04-30 1977-11-17 Siemens Ag Fluessigkristallanzeige mit zusatzbeleuchtung
US4071883A (en) * 1976-09-28 1978-01-31 Juanita Dennis Multi-purpose laboratory light box
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
US4486077A (en) * 1982-02-22 1984-12-04 Davtron, Inc. Digital meter with uniform illumination and less inadvertent setting
GB2120396A (en) * 1982-05-06 1983-11-30 Standard Telephones Cables Ltd Transmission type liquid crystal display device
JPS5934587A (ja) * 1982-08-23 1984-02-24 株式会社日立製作所 液晶装置
JPS5964885A (ja) * 1982-10-05 1984-04-12 セイコーエプソン株式会社 液晶表示パネル用照明装置
JPS59171928A (ja) * 1983-03-18 1984-09-28 Mitsubishi Electric Corp 液晶表示装置
GB2139392B (en) * 1983-05-05 1986-10-22 Standard Telephones Cables Ltd Display device

Also Published As

Publication number Publication date
EP0185495A3 (en) 1988-09-14
EP0185495A2 (en) 1986-06-25
JPS61151586A (ja) 1986-07-10
AU5103885A (en) 1986-06-26
US4668049A (en) 1987-05-26
ES8705669A1 (es) 1987-05-16
AU583562B2 (en) 1989-05-04

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970203