DE2963085D1 - Display device having a liquid crystal - Google Patents

Display device having a liquid crystal

Info

Publication number
DE2963085D1
DE2963085D1 DE7979200730T DE2963085T DE2963085D1 DE 2963085 D1 DE2963085 D1 DE 2963085D1 DE 7979200730 T DE7979200730 T DE 7979200730T DE 2963085 T DE2963085 T DE 2963085T DE 2963085 D1 DE2963085 D1 DE 2963085D1
Authority
DE
Germany
Prior art keywords
liquid crystal
display device
crystal
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.)
Expired
Application number
DE7979200730T
Other languages
German (de)
English (en)
Inventor
Andreas Marie Laur Hodemaekers
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE2963085D1 publication Critical patent/DE2963085D1/de
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
    • G02F1/133382—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

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 Display Device Control (AREA)
  • Liquid Crystal (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
DE7979200730T 1978-12-15 1979-12-06 Display device having a liquid crystal Expired DE2963085D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7812214A NL7812214A (nl) 1978-12-15 1978-12-15 Weergeefinrichting met een vloeibaar kristal.

Publications (1)

Publication Number Publication Date
DE2963085D1 true DE2963085D1 (en) 1982-07-29

Family

ID=19832080

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7979200730T Expired DE2963085D1 (en) 1978-12-15 1979-12-06 Display device having a liquid crystal

Country Status (7)

Country Link
US (1) US4298866A (OSRAM)
EP (1) EP0012479B1 (OSRAM)
JP (1) JPS55105292A (OSRAM)
AU (1) AU530293B2 (OSRAM)
CA (1) CA1143490A (OSRAM)
DE (1) DE2963085D1 (OSRAM)
NL (1) NL7812214A (OSRAM)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55130586A (en) * 1979-03-30 1980-10-09 Citizen Watch Co Ltd Liquid crystal display unit
DE3113041A1 (de) * 1980-04-01 1982-01-28 Canon K.K., Tokyo Verfahren und vorrichtung zur anzeige von informationen
EP0170297A3 (en) * 1980-07-14 1986-06-11 Texas Instruments Incorporated A data processing system
US4390874A (en) * 1981-01-09 1983-06-28 Texas Instruments Incorporated Liquid crystal display system having improved temperature compensation
CH632368B (fr) * 1980-12-19 Asulab Sa Cellule d'affichage a cristaux liquides.
US4395708A (en) * 1980-12-22 1983-07-26 Hughes Aircraft Company Sampling and level shifting apparatus to operate in conjunction with a liquid crystal display for converting DC analog drive signals to AC signals
JPS58186796A (ja) * 1982-04-26 1983-10-31 社団法人日本電子工業振興協会 液晶表示装置およびその駆動方法
JPS599641A (ja) * 1982-07-08 1984-01-19 Nippon Denso Co Ltd 液晶表示器駆動装置
US4795248A (en) * 1984-08-31 1989-01-03 Olympus Optical Company Ltd. Liquid crystal eyeglass
US4825201A (en) * 1985-10-01 1989-04-25 Mitsubishi Denki Kabushiki Kaisha Display device with panels compared to form correction signals
US4738514A (en) * 1986-01-16 1988-04-19 Rca Corporation Crystal variation compensation circuit for liquid crystal displays
US4888599A (en) * 1987-10-23 1989-12-19 Rockwell International Corp. Real time apparatus for adjusting contrast ratio of liquid crystal displays
NL9002516A (nl) * 1990-11-19 1992-06-16 Philips Nv Weergeefinrichting en werkwijze ter vervaardiging daarvan.
JPH04104624U (ja) * 1991-02-20 1992-09-09 旭光学工業株式会社 液晶表示装置の制御装置
GB9115401D0 (en) * 1991-07-17 1991-09-04 Philips Electronic Associated Matrix display device and its method of operation
EP0811179B1 (en) 1995-12-15 2006-03-01 Koninklijke Philips Electronics N.V. Liquid crystal display device
US6333728B1 (en) * 1998-09-03 2001-12-25 International Business Machines Corporation Method and apparatus for real-time on-off contrast ratio optimization in liquid crystal displays
DE60112677T2 (de) * 2000-03-14 2006-03-30 Koninklijke Philips Electronics N.V. Flüssigkristallanzeigevorrichtung mit mitteln zur temperaturkompensation der betriebsspannung
US6864883B2 (en) * 2001-08-24 2005-03-08 Koninklijke Philips Electronics N.V. Display device
US20050041020A1 (en) * 2003-06-17 2005-02-24 Cubic Corporation Wide temperature range PDLC shutter
US7742015B2 (en) * 2005-10-21 2010-06-22 Toshiba Matsushita Display Technology Co., Ltd. Liquid crystal display device
GB2436389A (en) * 2006-03-23 2007-09-26 Sharp Kk Active matrix liquid crystal device with temperature measuring capacitor
GB2436388A (en) 2006-03-23 2007-09-26 Sharp Kk Active matrix liquid crystal device with temperature sensing capacitor arrangement
JP5227732B2 (ja) * 2008-10-10 2013-07-03 Ｄｉｃ株式会社 液晶温度センサー
KR101143558B1 (ko) 2011-12-08 2012-06-14 주식회사 동운아나텍 액정렌즈 구동장치와 이를 포함하는 단말장치 및 그 온도 제어방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3410999A (en) * 1965-06-29 1968-11-12 Westinghouse Electric Corp Display system utilizing a liquid crystalline material of the cholesteric phase
CH520937A (de) * 1970-05-27 1972-03-31 Bbc Brown Boveri & Cie Anordnung zur Anzeige einer elektrischen Messspannung mittels eines sich zwischen zwei Elektroden flächig erstreckenden Anzeige-Mediums
US4045791A (en) * 1972-04-06 1977-08-30 Matsushita Electric Industrial Co., Ltd. Apparatus for driving liquid crystal display device wherein the signal applied thereto is varied in accordance with the temperature of the device
GB1426896A (en) * 1972-05-30 1976-03-03 Matsushita Electric Industrial Co Ltd Liquid crystal display system
US4128311A (en) * 1977-08-01 1978-12-05 General Motors Corporation Heater control method for liquid crystal devices
DE2861538D1 (en) * 1977-12-20 1982-02-25 Secr Defence Brit Liquid crystal displays

Also Published As

Publication number Publication date
AU5368379A (en) 1980-06-19
EP0012479B1 (en) 1982-06-09
JPS6311679B2 (OSRAM) 1988-03-15
AU530293B2 (en) 1983-07-07
EP0012479A1 (en) 1980-06-25
JPS55105292A (en) 1980-08-12
NL7812214A (nl) 1980-06-17
CA1143490A (en) 1983-03-22
US4298866A (en) 1981-11-03

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee