DE69632521D1 - Beleuchtungssystem für eine flachtafel-bildanzeigevorrichtung - Google Patents
Beleuchtungssystem für eine flachtafel-bildanzeigevorrichtungInfo
- Publication number
- DE69632521D1 DE69632521D1 DE69632521T DE69632521T DE69632521D1 DE 69632521 D1 DE69632521 D1 DE 69632521D1 DE 69632521 T DE69632521 T DE 69632521T DE 69632521 T DE69632521 T DE 69632521T DE 69632521 D1 DE69632521 D1 DE 69632521D1
- Authority
- DE
- Germany
- Prior art keywords
- display device
- image display
- flat panel
- lighting system
- panel image
- 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 - Lifetime
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
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0056—Means for improving the coupling-out of light from the light guide for producing polarisation effects, e.g. by a surface with polarizing properties or by an additional polarizing elements
-
- 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
- G02F1/13362—Illuminating devices providing polarized light, e.g. by converting a polarisation component into another one
-
- 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
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
-
- 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
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0055—Reflecting element, sheet or layer
-
- 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
- G02B6/0066—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 characterised by the light source being coupled to the light guide
- G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
-
- 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
- G02F1/133528—Polarisers
- G02F1/133536—Reflective polarizers
-
- 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
- G02F1/133528—Polarisers
- G02F1/13355—Polarising beam splitters [PBS]
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Liquid Crystal (AREA)
- Polarising Elements (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Planar Illumination Modules (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP95202280 | 1995-08-23 | ||
EP95202280 | 1995-08-23 | ||
PCT/IB1996/000809 WO1997008582A1 (en) | 1995-08-23 | 1996-08-16 | Illumination system for a flat-panel picture display device |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69632521D1 true DE69632521D1 (de) | 2004-06-24 |
DE69632521T2 DE69632521T2 (de) | 2005-05-12 |
Family
ID=8220585
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69632521T Expired - Lifetime DE69632521T2 (de) | 1995-08-23 | 1996-08-16 | Beleuchtungssystem für eine flachtafel-bildanzeigevorrichtung |
Country Status (7)
Country | Link |
---|---|
US (1) | US5729311A (de) |
EP (1) | EP0787316B1 (de) |
JP (1) | JPH10508151A (de) |
KR (1) | KR100388372B1 (de) |
CN (1) | CN1183407C (de) |
DE (1) | DE69632521T2 (de) |
WO (1) | WO1997008582A1 (de) |
Families Citing this family (77)
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JPH09218407A (ja) * | 1995-12-05 | 1997-08-19 | Canon Inc | 照明装置、及び該照明装置を備えた液晶装置 |
CN1143160C (zh) * | 1996-09-23 | 2004-03-24 | 皇家菲利浦电子有限公司 | 用于平板图像显示设备的照明系统 |
JP4174687B2 (ja) | 1996-09-24 | 2008-11-05 | セイコーエプソン株式会社 | 照明装置及び液晶表示装置 |
US5913594A (en) * | 1997-02-25 | 1999-06-22 | Iimura; Keiji | Flat panel light source device and passive display device utilizing the light source device |
EP0879991A3 (de) * | 1997-05-13 | 1999-04-21 | Matsushita Electric Industrial Co., Ltd. | Beleuchtungssystème |
EP0886171A1 (de) * | 1997-06-20 | 1998-12-23 | Koninklijke Philips Electronics N.V. | Flüssigkristallanzeigevorrichtung und diese enthaltendes elektronisches Gerät |
EP0948755A1 (de) | 1997-10-28 | 1999-10-13 | Koninklijke Philips Electronics N.V. | Anzeigevorrichtung |
DE69911403T2 (de) * | 1998-06-11 | 2004-06-24 | Zumtobel Staff Gmbh | Licht verteilungssystem |
EP1134488A4 (de) * | 1998-11-27 | 2002-06-12 | Sharp Kk | Illuminator, beleuchtungsvorrichtung, frontlicht und flüssigkristallanzeige |
JP3527961B2 (ja) * | 1999-04-30 | 2004-05-17 | 株式会社日立製作所 | フロントライト型反射液晶表示装置 |
US6952310B1 (en) * | 1999-05-12 | 2005-10-04 | Nitto Denko Corporation | Light pipe and polarized-light source |
JP3574365B2 (ja) * | 1999-05-28 | 2004-10-06 | ユニベルシテ・ド・リエージュ | 照明装置、その用い方及び製造方法 |
TW454098B (en) * | 1999-12-31 | 2001-09-11 | Lee Chih Kung | The configuration of a backlight module that can control the polarization state of the output light beams |
JP2003519817A (ja) * | 2000-01-14 | 2003-06-24 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 表示装置 |
WO2001053745A1 (en) * | 2000-01-19 | 2001-07-26 | Omlidon Technologies Llc | Polarizing device |
US6789910B2 (en) * | 2000-04-12 | 2004-09-14 | Semiconductor Energy Laboratory, Co., Ltd. | Illumination apparatus |
KR20020035556A (ko) * | 2000-05-04 | 2002-05-11 | 요트.게.아. 롤페즈 | 영상 디스플레이 장치 및 이 영상 디스플레이 장치를 위한광 전도체 제조 방법 |
DE10021725A1 (de) * | 2000-05-04 | 2001-11-15 | Osram Opto Semiconductors Gmbh | Facettierter Reflektor |
US6352350B1 (en) | 2000-06-01 | 2002-03-05 | Agilent Technologies, Inc. | High efficiency flat illuminator for liquid crystal micro-display |
WO2003027568A1 (en) | 2001-09-26 | 2003-04-03 | Stichting Dutch Polymer Institute | Micro-structured illumination system for providing polarized light |
US20050231654A1 (en) * | 2002-03-06 | 2005-10-20 | Koninklijke Philips Electronics N.V. | Projection device having an increased efficiency |
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WO2004042273A1 (ja) * | 2002-11-06 | 2004-05-21 | Sharp Kabushiki Kaisha | 照明装置およびそれを備えた画像表示装置ならびに導光体 |
WO2004062904A1 (en) * | 2003-01-06 | 2004-07-29 | Koninklijke Philips Electronics N.V. | Embossed oriented optical films |
US7315671B2 (en) | 2003-02-10 | 2008-01-01 | Koninklijke Philips Electronics N.V. | Display illumination system and manufacturing method thereof |
JP4371687B2 (ja) * | 2003-03-27 | 2009-11-25 | Nec液晶テクノロジー株式会社 | バックライト装置及び液晶表示装置 |
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NL9000808A (nl) * | 1990-04-06 | 1991-11-01 | Koninkl Philips Electronics Nv | Vloeibaar kristallijn materiaal en beeldweergeefcel die dit materiaal bevat. |
US5349503A (en) * | 1991-12-31 | 1994-09-20 | At&T Bell Laboratories | Illuminated transparent display with microtextured back reflector |
CA2088113C (en) * | 1992-01-27 | 1999-03-30 | Tomohiro Yokota | Light adjusting sheet for a planar lighting device and a planar lighting device and a liquid crystal display using the sheet |
US5339179A (en) * | 1992-10-01 | 1994-08-16 | International Business Machines Corp. | Edge-lit transflective non-emissive display with angled interface means on both sides of light conducting panel |
TW594115B (en) * | 1992-10-09 | 2004-06-21 | Asahi Glass Co Ltd | A liquid crystal display device and an illumination device for a direct viewing type display element |
US5481385A (en) * | 1993-07-01 | 1996-01-02 | Alliedsignal Inc. | Direct view display device with array of tapered waveguide on viewer side |
BE1007433A3 (nl) * | 1993-07-30 | 1995-06-13 | Philips Electronics Nv | Platte beeldweergeefinrichting, belichtingsstelsel en stralingsbron geschikt voor toepassing in een dergelijke platte beeldweergeefinrichting. |
US5396350A (en) * | 1993-11-05 | 1995-03-07 | Alliedsignal Inc. | Backlighting apparatus employing an array of microprisms |
-
1996
- 1996-08-16 EP EP96925940A patent/EP0787316B1/de not_active Expired - Lifetime
- 1996-08-16 CN CNB961912154A patent/CN1183407C/zh not_active Expired - Fee Related
- 1996-08-16 KR KR1019970702629A patent/KR100388372B1/ko not_active IP Right Cessation
- 1996-08-16 JP JP9510020A patent/JPH10508151A/ja active Pending
- 1996-08-16 DE DE69632521T patent/DE69632521T2/de not_active Expired - Lifetime
- 1996-08-16 WO PCT/IB1996/000809 patent/WO1997008582A1/en active IP Right Grant
- 1996-08-23 US US08/702,301 patent/US5729311A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1183407C (zh) | 2005-01-05 |
KR970707459A (ko) | 1997-12-01 |
CN1166209A (zh) | 1997-11-26 |
US5729311A (en) | 1998-03-17 |
DE69632521T2 (de) | 2005-05-12 |
JPH10508151A (ja) | 1998-08-04 |
EP0787316A1 (de) | 1997-08-06 |
KR100388372B1 (ko) | 2003-11-28 |
EP0787316B1 (de) | 2004-05-19 |
WO1997008582A1 (en) | 1997-03-06 |
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