DE68915963D1 - Beleuchtungssystem für eine Anzeigevorrichtung. - Google Patents
Beleuchtungssystem für eine Anzeigevorrichtung.Info
- Publication number
- DE68915963D1 DE68915963D1 DE68915963T DE68915963T DE68915963D1 DE 68915963 D1 DE68915963 D1 DE 68915963D1 DE 68915963 T DE68915963 T DE 68915963T DE 68915963 T DE68915963 T DE 68915963T DE 68915963 D1 DE68915963 D1 DE 68915963D1
- 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
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
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Planar Illumination Modules (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Liquid Crystal (AREA)
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 true DE68915963D1 (de) | 1994-07-14 |
DE68915963T2 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) |
Families Citing this family (67)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0817086B2 (ja) * | 1989-05-17 | 1996-02-21 | 三菱電機株式会社 | 表示装置 |
US5102227A (en) * | 1989-12-01 | 1992-04-07 | Dolan-Jenner | Lighting and detection system |
US6724536B2 (en) | 1990-05-18 | 2004-04-20 | University Of Arkansas | Directional image lenticular window sheet |
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 |
EP0534140B1 (de) * | 1991-08-22 | 1997-07-16 | Tosoh Corporation | 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 |
EP0797045B1 (de) * | 1993-02-01 | 1999-05-12 | Tosoh Corporation | 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*** |
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*** |
US7186004B2 (en) * | 2002-12-31 | 2007-03-06 | Karlton David Powell | Homogenizing optical sheet, method of manufacture, and illumination system |
TWI266092B (en) * | 2002-12-31 | 2006-11-11 | Hon Hai Prec Ind Co Ltd | Light guide plate and back light system with the same |
CN100595630C (zh) * | 2003-03-12 | 2010-03-24 | 艾利丹尼森公司 | 光透射滤光器及其制造方法 |
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 |
EP1795923A4 (de) * | 2004-09-30 | 2010-10-06 | Sony Corp | Optisches blatt, rücklicht und flüssigkristallanzeigeeinrichtung |
TW200638128A (en) * | 2004-09-30 | 2006-11-01 | Sony Corp | Optical sheet, backlight, and liquid crystal display device |
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 |
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 |
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 |
KR20060133484A (ko) * | 2005-06-20 | 2006-12-26 | 히다치 막셀 가부시키가이샤 | 조명장치, 표시장치, 광학시트 및 그 제조방법 |
KR101174773B1 (ko) * | 2005-06-29 | 2012-08-20 | 엘지디스플레이 주식회사 | 프리즘 시트와 이를 이용한 백 라이트 유닛 및 프리즘시트의 제조방법 |
DE102008021721A1 (de) * | 2007-05-08 | 2008-11-27 | Citizen Electronics Co., Ltd., Fujiyoshida-shi | Optisches Bauteil, Hintergrundbeleuchtungseinheit und Anzeigevorrichtung |
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 |
WO2009051667A1 (en) * | 2007-10-12 | 2009-04-23 | Bright View Technologies, Inc. | Light management films, back light units, and related structures |
EP2075624A3 (de) | 2007-12-31 | 2010-04-28 | Samsung Electronics Co., Ltd. | Optisches Blatt und Anzeigevorrichtung damit |
KR101556610B1 (ko) | 2007-12-31 | 2015-10-13 | 삼성디스플레이 주식회사 | 광학시트 및 이를 갖는 표시장치 |
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 |
US8449151B2 (en) * | 2008-03-21 | 2013-05-28 | Kimoto Co., Ltd. | Light control film, backlight device using the same, and method for manufacturing mold for forming uneven pattern |
TW201007233A (en) * | 2008-08-08 | 2010-02-16 | Coretronic Corp | Light guide plate and edge-lighting type backlight module |
DE102008048379B4 (de) | 2008-09-22 | 2016-03-31 | Schott Ag | Verfahren zur Herstellung eines Linsen-Arrays |
TW201109739A (en) * | 2009-09-10 | 2011-03-16 | Core Flex Optical Suzhou Co Ltd | Brightness enhancement film and backlight module |
WO2011029158A1 (en) * | 2009-09-14 | 2011-03-17 | Secure Manufacturing Pty Ltd | An electric lighting device |
WO2011083513A1 (ja) * | 2010-01-07 | 2011-07-14 | 株式会社 東芝 | 表示装置及び光源装置 |
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 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3840695A (en) * | 1972-10-10 | 1974-10-08 | Westinghouse Electric Corp | Liquid crystal image display panel with integrated addressing circuitry |
US4006968A (en) * | 1975-05-02 | 1977-02-08 | Hughes Aircraft Company | Liquid crystal dot color display |
US4263594A (en) * | 1978-06-19 | 1981-04-21 | Izon Corporation | Electro-optical display design |
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 |
-
1988
- 1988-12-07 US US07/280,842 patent/US4924356A/en not_active Expired - Lifetime
-
1989
- 1989-12-06 KR KR1019890018028A patent/KR0145710B1/ko not_active IP Right Cessation
- 1989-12-06 DE DE68915963T patent/DE68915963T2/de not_active Expired - Fee Related
- 1989-12-06 JP JP1318710A patent/JPH077162B2/ja not_active Expired - Lifetime
- 1989-12-06 EP EP89122483A patent/EP0372525B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0372525B1 (de) | 1994-06-08 |
US4924356A (en) | 1990-05-08 |
EP0372525A3 (de) | 1991-01-02 |
KR0145710B1 (ko) | 1998-09-15 |
JPH02214287A (ja) | 1990-08-27 |
JPH077162B2 (ja) | 1995-01-30 |
DE68915963T2 (de) | 1995-02-09 |
EP0372525A2 (de) | 1990-06-13 |
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 |