DE3750577D1 - Mit einer äusseren Beleuchtung illuminierte Anzeigevorrichtung mit Farbänderung. - Google Patents

Mit einer äusseren Beleuchtung illuminierte Anzeigevorrichtung mit Farbänderung.

Info

Publication number
DE3750577D1
DE3750577D1 DE3750577T DE3750577T DE3750577D1 DE 3750577 D1 DE3750577 D1 DE 3750577D1 DE 3750577 T DE3750577 T DE 3750577T DE 3750577 T DE3750577 T DE 3750577T DE 3750577 D1 DE3750577 D1 DE 3750577D1
Authority
DE
Germany
Prior art keywords
display device
color change
external lighting
illuminated
change illuminated
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 - Fee Related
Application number
DE3750577T
Other languages
English (en)
Other versions
DE3750577T2 (de
Inventor
David Wayne Glass
Wilson Morgan Routt
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 Business Machines Corp
Original Assignee
International Business Machines 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 Business Machines Corp filed Critical International Business Machines Corp
Publication of DE3750577D1 publication Critical patent/DE3750577D1/de
Application granted granted Critical
Publication of DE3750577T2 publication Critical patent/DE3750577T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02F1/133621—Illuminating devices providing coloured light
    • 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
    • G09G3/3406—Control of illumination source
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0235—Field-sequential colour display

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
DE3750577T 1986-12-23 1987-11-13 Mit einer äusseren Beleuchtung illuminierte Anzeigevorrichtung mit Farbänderung. Expired - Fee Related DE3750577T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/945,630 US4715687A (en) 1986-12-23 1986-12-23 Color variation in a passively illuminated display using fluorescent light sources

Publications (2)

Publication Number Publication Date
DE3750577D1 true DE3750577D1 (de) 1994-10-27
DE3750577T2 DE3750577T2 (de) 1995-04-06

Family

ID=25483359

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3750577T Expired - Fee Related DE3750577T2 (de) 1986-12-23 1987-11-13 Mit einer äusseren Beleuchtung illuminierte Anzeigevorrichtung mit Farbänderung.

Country Status (4)

Country Link
US (1) US4715687A (de)
EP (1) EP0279032B1 (de)
JP (1) JPH0715538B2 (de)
DE (1) DE3750577T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960006869B1 (ko) * 1987-09-02 1996-05-23 도오교오 에레구토론 가부시끼가이샤 프로우브 장치에 의한 전기특성 검사방법
US5142388A (en) * 1987-11-10 1992-08-25 Futaba Denshi Kogyo K.K. Color display device having liquid crystal cell and fluorescent display with two different luminous sections
EP0353286A4 (de) * 1988-01-19 1990-04-10 Edward Vaughan Stine Vorrichtung und verfahren zur herstellung eines farbbildes.
US5128782A (en) * 1989-08-22 1992-07-07 Wood Lawson A Liquid crystal display unit which is back-lit with colored lights
US4990804A (en) * 1989-10-10 1991-02-05 Mcnair Rhett C Self-luminous light source
DE4312737A1 (de) * 1993-04-20 1994-10-27 Philips Patentverwaltung Farbanzeigevorrichtung
JP3065494B2 (ja) * 1994-12-02 2000-07-17 東芝ライテック株式会社 蛍光ランプおよびこれを用いたカラー液晶表示装置
GB2298075B (en) * 1995-02-18 1998-09-09 Ibm Liquid crystal display
US6721471B2 (en) * 2000-03-10 2004-04-13 Tidal Photonics, Inc. Apparatus and methods relating to fluorescent optical switches
WO2004082032A2 (de) * 2003-03-13 2004-09-23 Osram Opto Semiconductors Gmbh Lumineszenzkonversions-leuchtdiode mit nachleuchteffekt und deren verwendung
US20090279283A1 (en) * 2006-06-22 2009-11-12 Koninklijke Philips Electronics N.V. Low-pressure gas discharge lamp
CN101364382B (zh) * 2007-08-10 2013-05-08 奇美电子股份有限公司 液晶显示器与其背光模组的驱动电路和驱动方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3916245A (en) * 1970-12-07 1975-10-28 Owens Illinois Inc Multiple gaseous discharge display/memory panel comprising rare gas medium and photoluminescent phosphor
US3840695A (en) * 1972-10-10 1974-10-08 Westinghouse Electric Corp Liquid crystal image display panel with integrated addressing circuitry
JPS5398851A (en) * 1977-02-09 1978-08-29 Hitachi Ltd Luminous body
US4487481A (en) * 1980-03-24 1984-12-11 Epson Corporation Backlighted liquid crystal display
FR2536563B1 (fr) * 1982-11-23 1985-07-26 Ssih Equipment Sa Element emetteur de lumiere a tube a decharge pour tableau d'affichage matriciel
JPS6089042A (ja) * 1983-10-21 1985-05-18 Toshiba Corp カラ−表示装置
US4611889A (en) * 1984-04-04 1986-09-16 Tektronix, Inc. Field sequential liquid crystal display with enhanced brightness
JPH07108973B2 (ja) * 1984-06-04 1995-11-22 富士ゼロックス株式会社 原稿読取り装置
US4772885A (en) * 1984-11-22 1988-09-20 Ricoh Company, Ltd. Liquid crystal color display device

Also Published As

Publication number Publication date
JPS63168627A (ja) 1988-07-12
US4715687A (en) 1987-12-29
EP0279032B1 (de) 1994-09-21
EP0279032A3 (en) 1989-12-06
JPH0715538B2 (ja) 1995-02-22
DE3750577T2 (de) 1995-04-06
EP0279032A2 (de) 1988-08-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee