DE68915963T2 - Beleuchtungssystem für eine Anzeigevorrichtung. - Google Patents

Beleuchtungssystem für eine Anzeigevorrichtung.

Info

Publication number
DE68915963T2
DE68915963T2 DE68915963T DE68915963T DE68915963T2 DE 68915963 T2 DE68915963 T2 DE 68915963T2 DE 68915963 T DE68915963 T DE 68915963T DE 68915963 T DE68915963 T DE 68915963T DE 68915963 T2 DE68915963 T2 DE 68915963T2
Authority
DE
Germany
Prior art keywords
display device
illumination system
illumination
display
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
DE68915963T
Other languages
English (en)
Other versions
DE68915963D1 (de
Inventor
French Park
Clarence Stewart Wilber
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of DE68915963D1 publication Critical patent/DE68915963D1/de
Publication of DE68915963T2 publication Critical patent/DE68915963T2/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
    • 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
    • G02F1/133526—Lenses, e.g. microlenses or Fresnel lenses
DE68915963T 1988-12-07 1989-12-06 Beleuchtungssystem für eine Anzeigevorrichtung. Expired - Fee Related DE68915963T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/280,842 US4924356A (en) 1988-12-07 1988-12-07 Illumination system for a display device

Publications (2)

Publication Number Publication Date
DE68915963D1 DE68915963D1 (de) 1994-07-14
DE68915963T2 true DE68915963T2 (de) 1995-02-09

Family

ID=23074866

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68915963T Expired - Fee Related DE68915963T2 (de) 1988-12-07 1989-12-06 Beleuchtungssystem für eine Anzeigevorrichtung.

Country Status (5)

Country Link
US (1) US4924356A (de)
EP (1) EP0372525B1 (de)
JP (1) JPH077162B2 (de)
KR (1) KR0145710B1 (de)
DE (1) DE68915963T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008048379A1 (de) * 2008-09-22 2010-04-15 Schott Ag LED-Lichtquelle mit Kollimationsoptik

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US6870681B1 (en) 1992-09-21 2005-03-22 University Of Arkansas, N.A. Directional image transmission sheet and method of making same
JPH0457493A (ja) * 1990-06-26 1992-02-25 Mitsubishi Electric Corp 表示装置
US5237766A (en) * 1991-04-29 1993-08-24 Thos. A. Schutz & Co. Illuminated sign
DE69220870T2 (de) * 1991-08-22 1998-02-05 Tosoh Corp Vorrichtung zur rückseitigen Beleuchtung
US5267062A (en) * 1991-08-26 1993-11-30 Rockwell International Corporation System for backlighting LCD matrices including luminescent dots each followed by and at the focal point of a lens
JP2630714B2 (ja) * 1992-10-08 1997-07-16 茶谷産業株式会社 面照明装置
US5343369A (en) * 1992-11-24 1994-08-30 Mason Iv Robert E Light table for teaching geometric principles
DE69418499T2 (de) * 1993-02-01 2000-02-10 Tosoh Corp Hintergrundbeleuchtungseinrichtung
US5598280A (en) * 1993-03-23 1997-01-28 Dai Nippon Printing Co., Ltd. Film lens and a surface light source using the same
US5555476A (en) * 1993-08-30 1996-09-10 Toray Industries, Inc. Microlens array sheet for a liquid crystal display, method for attaching the same and liquid crystal display equipped with the same
JP3253439B2 (ja) * 1993-12-24 2002-02-04 シャープ株式会社 液晶表示素子の製造方法
FR2718538B1 (fr) * 1994-04-12 1996-04-26 Sextant Avionique Boîte à lumière pour valve optique.
US5933276A (en) * 1994-04-13 1999-08-03 Board Of Trustees, University Of Arkansas, N.A. Aberration-free directional image window sheet
CA2135849A1 (en) * 1994-04-15 1995-10-16 K. David Shelton Sign display with concentrated ambient natural or artificial light
US5506929A (en) * 1994-10-19 1996-04-09 Clio Technologies, Inc. Light expanding system for producing a linear or planar light beam from a point-like light source
US5579134A (en) * 1994-11-30 1996-11-26 Honeywell Inc. Prismatic refracting optical array for liquid flat panel crystal display backlight
US5642226A (en) * 1995-01-18 1997-06-24 Rosenthal; Bruce A. Lenticular optical system
IT1280475B1 (it) * 1995-11-09 1998-01-20 Fiat Ricerche Dispositivi a microfiltri selettivi di colori e immagini.
JPH09167513A (ja) * 1995-12-15 1997-06-24 Kuraray Co Ltd 面光源素子
CN1126970C (zh) * 1996-01-17 2003-11-05 布鲁斯·A·罗森塔尔 豆荚状光学系统
US5695269A (en) * 1996-01-29 1997-12-09 Delco Electronics Corporation Multi-color display lighting by led
IT1285039B1 (it) * 1996-03-27 1998-06-03 Fiat Ricerche Dispositivi a microfiltri per la selezione di colori ed immagini.
US6204899B1 (en) 1996-04-16 2001-03-20 Dennis R. Hall High efficiency, color coding light pipe methods for display applications, utilizing chiral liquid crystal materials
DE19636965B4 (de) * 1996-09-11 2004-07-01 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Elektrische Strahlungsquelle und Bestrahlungssystem mit dieser Strahlungsquelle
DE19817477A1 (de) * 1998-04-20 1999-10-21 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Leuchtstofflampe mit auf die geometrische Entladungsverteilung abgestimmter Leuchtstoffschichtdicke
US6430339B1 (en) 1998-10-15 2002-08-06 Federal-Mogul World Wide, Inc. Low profile waveguide system
US6490092B1 (en) 2000-03-27 2002-12-03 National Graphics, Inc. Multidimensional imaging on a curved surface using lenticular lenses
US6502324B2 (en) * 2000-12-12 2003-01-07 International Business Machines Corporation Method of alignment between sheet materials, method of alignment, substrate assembling method and aligning apparatus
GB0030410D0 (en) * 2000-12-13 2001-01-24 Screen Technology Ltd Collimator
US6837588B2 (en) * 2001-12-25 2005-01-04 Minebea Co., Ltd. Spread illuminating apparatus with means for reflecting light dispersely
JP2003262734A (ja) * 2002-03-08 2003-09-19 Citizen Electronics Co Ltd 導光板
CN100370336C (zh) * 2002-12-28 2008-02-20 鸿富锦精密工业（深圳）有限公司 背光系统
TWI266092B (en) * 2002-12-31 2006-11-11 Hon Hai Prec Ind Co Ltd Light guide plate and back light system with the same
US7186004B2 (en) * 2002-12-31 2007-03-06 Karlton David Powell Homogenizing optical sheet, method of manufacture, and illumination system
WO2004081650A2 (en) * 2003-03-12 2004-09-23 Avery Dennison Corporation Rear projection screens and methods of making the same
US6895705B2 (en) * 2003-05-15 2005-05-24 Marketing Display, Inc. Light panel
KR20050083468A (ko) * 2004-02-23 2005-08-26 엘지전자 주식회사 마이크로렌즈 어레이 시트가 적용된 조명 기구를 구비한액정 표시 장치 및 마이크로렌즈 어레이 시트의 제조 방법
TWM261716U (en) * 2004-07-09 2005-04-11 Entire Technology Co Ltd Highly uniformly light-emitting bottom lighting back light module structure
TW200632466A (en) * 2004-09-30 2006-09-16 Sony Corp Optical sheet, backlight, and liquid crystal display device
KR101159724B1 (ko) * 2004-09-30 2012-06-28 소니 가부시키가이샤 광학 시트, 백라이트 및 액정 표시 장치
JP3769575B1 (ja) * 2004-12-15 2006-04-26 シャープ株式会社 表示パネルの製造方法および表示パネルの製造装置
KR101165460B1 (ko) * 2005-03-16 2012-07-12 엘지디스플레이 주식회사 액정표시장치의 백라이트 유닛
KR101130877B1 (ko) * 2005-03-29 2012-03-28 엘지디스플레이 주식회사 양면에 돌기가 형성된 광학시트를 포함하는 액정표시장치
KR100665871B1 (ko) * 2005-04-21 2007-01-10 미래나노텍(주) 액정표시장치의 백라이트 어셈블리
KR20060133484A (ko) * 2005-06-20 2006-12-26 히다치 막셀 가부시키가이샤 조명장치, 표시장치, 광학시트 및 그 제조방법
JP4503497B2 (ja) * 2005-06-20 2010-07-14 日立マクセル株式会社 照明装置及び表示装置
JP4498987B2 (ja) * 2005-06-24 2010-07-07 日立マクセル株式会社 照明装置及び表示装置
KR101174773B1 (ko) * 2005-06-29 2012-08-20 엘지디스플레이 주식회사 프리즘 시트와 이를 이용한 백 라이트 유닛 및 프리즘시트의 제조방법
JP4895206B2 (ja) * 2007-05-08 2012-03-14 シチズン電子株式会社 光学部材及びバックライトユニット並び表示装置
DE102008021721A1 (de) * 2007-05-08 2008-11-27 Citizen Electronics Co., Ltd., Fujiyoshida-shi Optisches Bauteil, Hintergrundbeleuchtungseinheit und Anzeigevorrichtung
WO2009051667A1 (en) * 2007-10-12 2009-04-23 Bright View Technologies, Inc. Light management films, back light units, and related structures
KR101556610B1 (ko) 2007-12-31 2015-10-13 삼성디스플레이 주식회사 광학시트 및 이를 갖는 표시장치
EP2075624A3 (de) * 2007-12-31 2010-04-28 Samsung Electronics Co., Ltd. Optisches Blatt und Anzeigevorrichtung damit
JP4894019B2 (ja) * 2008-05-08 2012-03-07 株式会社Ｊｖｃケンウッド 光学ユニット、バックライト装置、液晶モジュール、及び液晶ディスプレイ
JP5323811B2 (ja) * 2008-03-21 2013-10-23 株式会社きもと 光制御フィルム、これを用いたバックライト装置および凹凸パターン形成用型の作製方法
TW201007233A (en) * 2008-08-08 2010-02-16 Coretronic Corp Light guide plate and edge-lighting type backlight module
TW201109739A (en) * 2009-09-10 2011-03-16 Core Flex Optical Suzhou Co Ltd Brightness enhancement film and backlight module
AU2010292996A1 (en) * 2009-09-14 2012-04-19 Secure Manufacturing Pty Ltd An electric lighting device
CN102713742A (zh) * 2010-01-07 2012-10-03 株式会社东芝 显示设备和光源设备
JP5341836B2 (ja) 2010-08-11 2013-11-13 株式会社東芝 バックライト、および液晶表示装置
JP2013073024A (ja) 2011-09-28 2013-04-22 Toshiba Corp 干渉フィルタ及び表示装置
US9082326B2 (en) * 2013-05-02 2015-07-14 3M Innovative Properties Company Self illuminated shaped and two-sided signage for printed graphics
EP4040200A1 (de) * 2021-02-08 2022-08-10 SUSS MicroOptics SA Mikrolinsenbasiertes modul mit nanostrukturierter schicht

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FR2471012A1 (fr) * 1979-12-07 1981-06-12 Commissariat Energie Atomique Dispositif d'eclairage pour grand ecran
EP0081361A1 (de) * 1981-12-08 1983-06-15 LUCAS INDUSTRIES public limited company Leuchte
JPS59109028A (ja) * 1982-12-14 1984-06-23 Sharp Corp フルカラ−表示用液晶表示装置
JPS60146590A (ja) * 1984-01-10 1985-08-02 Citizen Watch Co Ltd 多色画像表示装置
US4668049A (en) * 1984-12-18 1987-05-26 Itt Corporation Illumination for a scattering type liquid crystal display
JPS6368814A (ja) * 1986-09-10 1988-03-28 Matsushita Electric Works Ltd 液晶表示装置用照明装置
US4798448A (en) * 1988-02-16 1989-01-17 General Electric Company High efficiency illumination system for display devices

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008048379A1 (de) * 2008-09-22 2010-04-15 Schott Ag LED-Lichtquelle mit Kollimationsoptik
US8531771B2 (en) 2008-09-22 2013-09-10 Schott Ag LED light source with collimation optics
DE102008048379B4 (de) * 2008-09-22 2016-03-31 Schott Ag Verfahren zur Herstellung eines Linsen-Arrays

Also Published As

Publication number Publication date
US4924356A (en) 1990-05-08
JPH077162B2 (ja) 1995-01-30
EP0372525B1 (de) 1994-06-08
EP0372525A2 (de) 1990-06-13
JPH02214287A (ja) 1990-08-27
EP0372525A3 (de) 1991-01-02
KR0145710B1 (ko) 1998-09-15
DE68915963D1 (de) 1994-07-14
KR900010447A (ko) 1990-07-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee