DE69122572T2 - Hinterbeleuchtete Flüssigkristallanzeigevorrichtung - Google Patents

Hinterbeleuchtete Flüssigkristallanzeigevorrichtung

Info

Publication number
DE69122572T2
DE69122572T2 DE69122572T DE69122572T DE69122572T2 DE 69122572 T2 DE69122572 T2 DE 69122572T2 DE 69122572 T DE69122572 T DE 69122572T DE 69122572 T DE69122572 T DE 69122572T DE 69122572 T2 DE69122572 T2 DE 69122572T2
Authority
DE
Germany
Prior art keywords
liquid crystal
display device
crystal display
backlit liquid
backlit
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
DE69122572T
Other languages
English (en)
Other versions
DE69122572D1 (de
Inventor
Osamu Tanaka
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.)
Rohm Co Ltd
Original Assignee
Rohm Co Ltd
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
Priority claimed from JP1990083040U external-priority patent/JP2501453Y2/ja
Priority claimed from JP1990083038U external-priority patent/JP2507560Y2/ja
Application filed by Rohm Co Ltd filed Critical Rohm Co Ltd
Publication of DE69122572D1 publication Critical patent/DE69122572D1/de
Application granted granted Critical
Publication of DE69122572T2 publication Critical patent/DE69122572T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0086—Positioning aspects
    • G02B6/0091—Positioning aspects of the light source relative to the light guide
    • 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
    • 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
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0418—Constructional details
    • G09F13/0463—Portable signs, boards or panels
DE69122572T 1990-08-03 1991-07-03 Hinterbeleuchtete Flüssigkristallanzeigevorrichtung Expired - Fee Related DE69122572T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1990083040U JP2501453Y2 (ja) 1990-08-03 1990-08-03 液晶表示装置
JP1990083038U JP2507560Y2 (ja) 1990-08-03 1990-08-03 液晶表示装置

Publications (2)

Publication Number Publication Date
DE69122572D1 DE69122572D1 (de) 1996-11-14
DE69122572T2 true DE69122572T2 (de) 1997-02-13

Family

ID=26424107

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69122572T Expired - Fee Related DE69122572T2 (de) 1990-08-03 1991-07-03 Hinterbeleuchtete Flüssigkristallanzeigevorrichtung

Country Status (5)

Country Link
US (1) US5182660A (de)
EP (1) EP0469321B1 (de)
KR (1) KR0134041B1 (de)
DE (1) DE69122572T2 (de)
SG (1) SG47733A1 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2071381C (en) * 1991-07-19 1998-12-15 Youji Satou Electronic apparatus, card-type electronic component used with the electronic apparatus, and electronic system with expanding apparatus for expanding function of electronic apparatus
US5544007A (en) * 1991-07-19 1996-08-06 Kabushiiki Kaisha Toshiba Card-shaped electronic device used with an electronic apparatus and having shield plate with conductive portion on a lateral side
US5404271A (en) 1991-07-30 1995-04-04 Kabushiki Kaisha Toshiba Electronic apparatus having a card storing section formed within a body between a support frame and an upper case of the body and having functional elements mounted between the support frame and a lower case of the body
JP2729864B2 (ja) * 1991-09-04 1998-03-18 シャープ株式会社 液晶表示装置
US5504648A (en) * 1991-09-06 1996-04-02 Kabushiki Kaisha Toshiba Electronic apparatus and electronic system with expanding apparatus having interlock, ejector, grounding, and lock mechanisms, for expanding function of electronic apparatus
JP2724642B2 (ja) * 1991-09-10 1998-03-09 シャープ株式会社 液晶表示装置
JPH05203923A (ja) * 1991-10-31 1993-08-13 Matsushita Electric Ind Co Ltd 液晶表示板の保持装置
US5313318A (en) * 1991-11-04 1994-05-17 Apple Computer, Inc. Internal frame for a liquid crystal display not extending to the upper surface thereof, light guide and circuitry assembly
JP3231820B2 (ja) * 1991-12-17 2001-11-26 ソニー株式会社 液晶表示装置
JP3203736B2 (ja) * 1992-02-13 2001-08-27 株式会社日立製作所 液晶ドライバ用テープキャリアパッケージ及び液晶表示装置
JP3610077B2 (ja) * 1992-03-26 2005-01-12 セイコーエプソン株式会社 液晶表示装置および電子機器
CA2097109C (en) * 1992-06-01 2000-01-11 Shozo Kokawa Liquid crystal display
MY124455A (en) * 1992-06-01 2006-06-30 Sharp Kk Liquid crystal display
JPH0610927U (ja) * 1992-07-10 1994-02-10 シャープ株式会社 液晶表示装置
JPH0651310A (ja) * 1992-07-31 1994-02-25 Sharp Corp 液晶表示装置
US5422751A (en) * 1992-10-14 1995-06-06 Apple Computer, Inc. Liquid crystal display assembly employing front bezel, frame holding liquid crystal cell attached to bezel, and light source and back plate attached to bezel
BE1007433A3 (nl) * 1993-07-30 1995-06-13 Philips Electronics Nv Platte beeldweergeefinrichting, belichtingsstelsel en stralingsbron geschikt voor toepassing in een dergelijke platte beeldweergeefinrichting.
US5479285A (en) * 1993-09-01 1995-12-26 Ncr Corporation Liquid crystal device with an isotropic shock mounting and gasket
JP3256625B2 (ja) * 1994-05-18 2002-02-12 三菱電機株式会社 液晶表示装置
JPH095744A (ja) * 1995-04-20 1997-01-10 Toshiba Corp 平面表示装置
JPH0973071A (ja) * 1995-07-03 1997-03-18 Denso Corp 液晶装置
JP3889090B2 (ja) * 1996-08-28 2007-03-07 株式会社東芝 シート保持装置
JP3237561B2 (ja) * 1997-02-28 2001-12-10 三菱電機株式会社 ディスプレイパネル装置
JPH11194339A (ja) * 1998-01-07 1999-07-21 Seiko Epson Corp 液晶装置及び電子機器
KR100280882B1 (ko) * 1998-04-22 2001-03-02 구본준 슬림형 노트북 퍼스널 컴퓨터
KR100499155B1 (ko) * 1998-07-29 2005-09-02 삼성전자주식회사 액정표시장치의 백라이트 어셈블리
JP4322409B2 (ja) * 2000-07-14 2009-09-02 Ｎｅｃ液晶テクノロジー株式会社 アパーチャ型蛍光ランプの製造方法、面照明装置の製造方法、液晶表示装置、及び電子機器
US6702453B2 (en) 2001-10-26 2004-03-09 Birchwood Lighting, Inc. Flexible light fixture
KR100880943B1 (ko) * 2001-12-19 2009-02-04 엘지디스플레이 주식회사 도광판의 유동방지체를 갖는 액정표시장치
AU2002360006A1 (en) * 2001-12-25 2003-07-15 Matsushita Electric Industrial Co., Ltd. Illumination unit and liquid crystal display device using the unit
KR100999011B1 (ko) * 2004-04-30 2010-12-09 엘지디스플레이 주식회사 백라이트 유닛과 이를 이용한 액정표시장치
KR101174149B1 (ko) * 2004-06-18 2012-08-14 엘지디스플레이 주식회사 액정표시장치 및 그 제조방법
US7173678B2 (en) * 2004-06-25 2007-02-06 Northrop Grumman Corporation Non-ruggedized COTS display packaging for severe environment applications
JP2006330134A (ja) * 2005-05-24 2006-12-07 Mitsubishi Electric Corp 表示装置
KR100719658B1 (ko) * 2005-11-17 2007-05-17 삼성에스디아이 주식회사 휴대용 표시장치

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2514536A1 (fr) * 1981-10-14 1983-04-15 Sfena Element modulaire d'affichage a cristaux liquides
US4755035A (en) * 1986-02-25 1988-07-05 Motorola, Inc. Display assembly for LCD's
JPS63324A (ja) * 1986-06-19 1988-01-05 Toyota Central Res & Dev Lab Inc 繊維強化プラスチツク複合体及びその製法
JP2527766B2 (ja) * 1986-10-09 1996-08-28 沖電気工業株式会社 液晶表示装置
JPS63267913A (ja) * 1987-04-27 1988-11-04 Seiko Instr & Electronics Ltd 電気光学装置
US4789224A (en) * 1987-05-04 1988-12-06 General Motors Corporation Instrument panel having light pipe having legs
JP2749012B2 (ja) * 1987-08-28 1998-05-13 株式会社日立製作所 液晶表示装置
JPH0213924A (ja) * 1988-07-01 1990-01-18 Hitachi Ltd 液晶表示装置
JPH0239211A (ja) * 1988-07-28 1990-02-08 Mitsubishi Electric Corp 給湯制御装置

Also Published As

Publication number Publication date
EP0469321A2 (de) 1992-02-05
US5182660A (en) 1993-01-26
DE69122572D1 (de) 1996-11-14
KR920004889A (ko) 1992-03-28
SG47733A1 (en) 1998-04-17
EP0469321B1 (de) 1996-10-09
EP0469321A3 (en) 1992-09-23
KR0134041B1 (ko) 1998-04-22

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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