HK11895A - Method and device for optimalisation of the contrast and the viewing angle of a liquid crystal display - Google Patents

Method and device for optimalisation of the contrast and the viewing angle of a liquid crystal display

Info

Publication number
HK11895A
HK11895A HK11895A HK11895A HK11895A HK 11895 A HK11895 A HK 11895A HK 11895 A HK11895 A HK 11895A HK 11895 A HK11895 A HK 11895A HK 11895 A HK11895 A HK 11895A
Authority
HK
Hong Kong
Prior art keywords
optimalisation
contrast
liquid crystal
crystal display
viewing angle
Prior art date
Application number
HK11895A
Other languages
English (en)
Inventor
Pierre Fagard
Original Assignee
Sextant Avionique
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 Sextant Avionique filed Critical Sextant Avionique
Publication of HK11895A publication Critical patent/HK11895A/xx

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/028—Improving the quality of display appearance by changing the viewing angle properties, e.g. widening the viewing angle, adapting the viewing angle to the view direction

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
HK11895A 1989-09-22 1995-01-26 Method and device for optimalisation of the contrast and the viewing angle of a liquid crystal display HK11895A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8912454A FR2652434A1 (fr) 1989-09-22 1989-09-22 Procede et dispositif d'optimisation du contraste et de l'angle de vue d'un afficheur a cristaux liquides.

Publications (1)

Publication Number Publication Date
HK11895A true HK11895A (en) 1995-02-03

Family

ID=9385755

Family Applications (1)

Application Number Title Priority Date Filing Date
HK11895A HK11895A (en) 1989-09-22 1995-01-26 Method and device for optimalisation of the contrast and the viewing angle of a liquid crystal display

Country Status (5)

Country Link
US (1) US5162785A (xx)
EP (1) EP0420727B1 (xx)
DE (1) DE69007399T2 (xx)
FR (1) FR2652434A1 (xx)
HK (1) HK11895A (xx)

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US8125163B2 (en) 2008-05-21 2012-02-28 Manufacturing Resources International, Inc. Backlight adjustment system
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US9812047B2 (en) 2010-02-25 2017-11-07 Manufacturing Resources International, Inc. System and method for remotely monitoring the operating life of electronic displays
RU2011138024A (ru) * 2009-02-16 2013-03-27 Мэньюфэкчеринг Ресорсиз Интернэшнл, Инк. Контур обратной связи характеристик дисплея
KR101931733B1 (ko) 2011-09-23 2018-12-24 매뉴팩처링 리소시스 인터내셔널 인코포레이티드 디스플레이 특성들의 환경 적응을 위한 시스템 및 방법
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US9924583B2 (en) 2015-05-14 2018-03-20 Mnaufacturing Resources International, Inc. Display brightness control based on location data
US10922736B2 (en) 2015-05-15 2021-02-16 Manufacturing Resources International, Inc. Smart electronic display for restaurants
US10269156B2 (en) 2015-06-05 2019-04-23 Manufacturing Resources International, Inc. System and method for blending order confirmation over menu board background
JP6639653B2 (ja) 2015-09-10 2020-02-05 マニュファクチャリング・リソーシズ・インターナショナル・インコーポレーテッド ディスプレイエラーのシステム検出のためのシステムおよび方法
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Also Published As

Publication number Publication date
FR2652434B1 (xx) 1994-08-19
US5162785A (en) 1992-11-10
DE69007399D1 (de) 1994-04-21
EP0420727B1 (fr) 1994-03-16
FR2652434A1 (fr) 1991-03-29
EP0420727A1 (fr) 1991-04-03
DE69007399T2 (de) 1994-08-25

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)