CA2413700A1 - Retroeclairage a surfaces structurees - Google Patents
Retroeclairage a surfaces structurees Download PDFInfo
- Publication number
- CA2413700A1 CA2413700A1 CA002413700A CA2413700A CA2413700A1 CA 2413700 A1 CA2413700 A1 CA 2413700A1 CA 002413700 A CA002413700 A CA 002413700A CA 2413700 A CA2413700 A CA 2413700A CA 2413700 A1 CA2413700 A1 CA 2413700A1
- Authority
- CA
- Canada
- Prior art keywords
- lightguide
- backlight
- sufaces
- structured
- optical structures
- 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.)
- Granted
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
-
- 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
- G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
-
- 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
- G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
- G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
-
- 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
- G02B6/007—Incandescent lamp or gas discharge lamp
- G02B6/0071—Incandescent lamp or gas discharge lamp with elongated shape, e.g. tube
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Planar Illumination Modules (AREA)
- Light Guides In General And Applications Therefor (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/613,313 | 2000-07-11 | ||
US09/613,313 US7046905B1 (en) | 1999-10-08 | 2000-07-11 | Blacklight with structured surfaces |
PCT/US2001/021294 WO2002004858A2 (fr) | 2000-07-11 | 2001-07-05 | Retroeclairage a surfaces structurees |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2413700A1 true CA2413700A1 (fr) | 2002-01-17 |
CA2413700C CA2413700C (fr) | 2007-01-09 |
Family
ID=24456785
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002413700A Expired - Fee Related CA2413700C (fr) | 2000-07-11 | 2001-07-05 | Retroeclairage a surfaces structurees |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP1301743A2 (fr) |
JP (1) | JP2004507866A (fr) |
KR (1) | KR100830261B1 (fr) |
CN (1) | CN100350308C (fr) |
AU (2) | AU7586801A (fr) |
CA (1) | CA2413700C (fr) |
HK (1) | HK1056210A1 (fr) |
WO (1) | WO2002004858A2 (fr) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050024849A1 (en) * | 1999-02-23 | 2005-02-03 | Parker Jeffery R. | Methods of cutting or forming cavities in a substrate for use in making optical films, components or wave guides |
US6908202B2 (en) | 2002-10-03 | 2005-06-21 | General Electric Company | Bulk diffuser for flat panel display |
KR100926299B1 (ko) | 2002-11-13 | 2009-11-12 | 삼성전자주식회사 | 백라이트 어셈블리용 반사판 및 이를 사용하는 백라이트어셈블리 |
US7106517B2 (en) | 2003-12-31 | 2006-09-12 | General Electric Company | Display optical films |
US7316498B2 (en) * | 2003-12-31 | 2008-01-08 | General Electric Company | Faceted optical substrate and method of fabricating a faceted optical substrate and a backlight display comprising the faceted optical substrate |
KR100487105B1 (ko) * | 2004-06-04 | 2005-05-04 | 주식회사 엘지에스 | 광학필름 |
KR100553155B1 (ko) * | 2004-06-04 | 2006-02-22 | 주식회사 엘지에스 | 광학필름 |
KR100512193B1 (ko) * | 2004-10-29 | 2005-09-05 | 주식회사 엘지에스 | 광학필름 및 이를 갖는 백라이트유닛 |
BRPI0608696A2 (pt) | 2005-03-09 | 2010-12-07 | 3M Innovative Properties Co | aparelho de microrreplicação de rolo para rolo e método de produzir um artigo microreplicado |
CN101137449B (zh) | 2005-03-09 | 2012-08-29 | 3M创新有限公司 | 微复制物品及其生产方法 |
KR101196035B1 (ko) * | 2005-03-09 | 2012-10-30 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 흠결-감소 표면을 갖는 미세복제된 물품 |
US7767273B2 (en) | 2005-03-09 | 2010-08-03 | 3M Innovative Properties Company | Apparatus and method for producing two-sided patterned web in registration |
JP2008537793A (ja) * | 2005-04-08 | 2008-09-25 | スリーエム イノベイティブ プロパティズ カンパニー | 表示に使用される構造化配向フィルム |
US7815355B2 (en) | 2005-08-27 | 2010-10-19 | 3M Innovative Properties Company | Direct-lit backlight having light recycling cavity with concave transflector |
EP1929361A4 (fr) * | 2005-08-27 | 2009-10-21 | 3M Innovative Properties Co | Ensemble d'eclairage et systeme associe |
CN100406999C (zh) * | 2005-09-09 | 2008-07-30 | 财团法人工业技术研究院 | 导光板及具有该导光板的背光模块 |
EP1963910A2 (fr) * | 2005-12-15 | 2008-09-03 | Koninklijke Philips Electronics N.V. | Système d'affichage |
KR100770929B1 (ko) * | 2006-05-26 | 2007-10-26 | 삼성전자주식회사 | 도광판 및 이를 이용한 백라이트 유닛 |
JP4874009B2 (ja) * | 2006-06-19 | 2012-02-08 | シチズン電子株式会社 | 光拡散装置 |
US9134471B2 (en) | 2006-06-28 | 2015-09-15 | 3M Innovative Properties Company | Oriented polymeric articles and method |
KR100784021B1 (ko) | 2006-07-04 | 2007-12-10 | 삼성에스디아이 주식회사 | 액정 표시 장치의 백라이트 유니트 |
JP4725529B2 (ja) * | 2007-02-13 | 2011-07-13 | ソニー株式会社 | バックライト駆動装置、表示装置 |
CN101779148B (zh) | 2007-06-14 | 2014-06-25 | 艾利丹尼森公司 | 受照图形和信息显示器 |
WO2009100560A1 (fr) * | 2008-01-31 | 2009-08-20 | Dingguo Pan | Plaque réfléchissant la lumière en forme de disque avec prismes en triangle rectangle non équilatéraux à section variable et lampe fabriquée à partir de celle-ci |
CN101981474A (zh) | 2008-04-02 | 2011-02-23 | 3M创新有限公司 | 光导薄膜及其制备方法 |
KR100963676B1 (ko) * | 2008-07-23 | 2010-06-15 | 제일모직주식회사 | 정면휘도 및 시야각이 개선된 프리즘 시트, 이를 채용한백라이트 유니트, 및 상기 백라이트 유니트를 구비한액정표시장치 |
US7931396B2 (en) * | 2008-12-10 | 2011-04-26 | Sharp Kabushiki Kaisha | Backlight and display |
US20120028000A1 (en) * | 2009-03-27 | 2012-02-02 | Kimoto Co., Ltd. | Anti-newton ring sheet, and touch panel using the same |
CN101852876B (zh) * | 2009-04-02 | 2012-06-13 | 财团法人工业技术研究院 | 复合型光学膜片以及面光源模块 |
JP5866765B2 (ja) * | 2010-04-28 | 2016-02-17 | ソニー株式会社 | 導電性素子およびその製造方法、配線素子、情報入力装置、表示装置、ならびに電子機器 |
JP5610202B2 (ja) * | 2010-06-23 | 2014-10-22 | ミネベア株式会社 | 面状照明装置 |
EP2463157B1 (fr) * | 2010-12-10 | 2015-04-15 | SMR Patents S.à.r.l. | Ensemble de rétroviseur avec indicateur optique |
US8770810B2 (en) | 2010-12-10 | 2014-07-08 | Smr Patents S.A.R.L. | Rear view mirror assembly with optical indicator |
JP2017207736A (ja) * | 2016-05-16 | 2017-11-24 | 恵和株式会社 | 液晶表示装置用光学シート、液晶表示装置用バックライトユニット及び液晶表示装置用光学シートの製造方法 |
JP7214334B2 (ja) * | 2016-06-14 | 2023-01-30 | 恵和株式会社 | バックライトユニット用プリズムシート及び液晶表示装置用バックライトユニット |
US9810904B1 (en) * | 2016-11-11 | 2017-11-07 | Google Inc. | Fresnel lens assembly having varying facet angle |
FR3089308A1 (fr) | 2018-11-30 | 2020-06-05 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Coupleur optique |
FI20216059A1 (en) * | 2021-10-13 | 2023-04-14 | Nanocomp Oy Ltd | LIGHT WIRE |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5040883A (en) * | 1989-10-30 | 1991-08-20 | Minnesota Mining And Manufacturing Company | Light fixture with beam shaping lens |
JP2601766Y2 (ja) * | 1992-08-31 | 1999-12-06 | 日本電産コパル株式会社 | 面発光装置 |
JP3327656B2 (ja) * | 1993-12-07 | 2002-09-24 | 日本ケミテック株式会社 | 楔形導光板の製造方法、楔形導光板及び該導光板を使用した面型照明体 |
JP3429387B2 (ja) * | 1995-03-31 | 2003-07-22 | 株式会社エンプラス | サイドライト型面光源装置 |
JPH09145933A (ja) * | 1995-11-27 | 1997-06-06 | Hitachi Ltd | 液晶表示装置 |
US5917664A (en) * | 1996-02-05 | 1999-06-29 | 3M Innovative Properties Company | Brightness enhancement film with soft cutoff |
US5854872A (en) * | 1996-10-08 | 1998-12-29 | Clio Technologies, Inc. | Divergent angle rotator system and method for collimating light beams |
JPH10339815A (ja) | 1997-06-09 | 1998-12-22 | Sanyo Electric Co Ltd | 導光板、導光板の製造方法及びその導光板を用いた面光源 |
JPH1124586A (ja) * | 1997-06-30 | 1999-01-29 | Sanyo Electric Co Ltd | バックライト装置及び導光板 |
JP3615355B2 (ja) * | 1997-06-04 | 2005-02-02 | 株式会社エンプラス | サイドライト型面光源装置及び導光板 |
JPH11202135A (ja) | 1998-01-14 | 1999-07-30 | Ohtsu Tire & Rubber Co Ltd :The | バックライトユニット及びバックライト並びに導光板の製造方法 |
AU752774B2 (en) * | 1998-02-18 | 2002-09-26 | Minnesota Mining And Manufacturing Company | Optical film |
JP3651238B2 (ja) | 1998-02-27 | 2005-05-25 | オムロン株式会社 | 面光源装置 |
US6845212B2 (en) * | 1999-10-08 | 2005-01-18 | 3M Innovative Properties Company | Optical element having programmed optical structures |
-
2001
- 2001-07-05 AU AU7586801A patent/AU7586801A/xx active Pending
- 2001-07-05 EP EP01953417A patent/EP1301743A2/fr not_active Withdrawn
- 2001-07-05 WO PCT/US2001/021294 patent/WO2002004858A2/fr not_active Application Discontinuation
- 2001-07-05 JP JP2002509691A patent/JP2004507866A/ja active Pending
- 2001-07-05 KR KR1020037000339A patent/KR100830261B1/ko not_active IP Right Cessation
- 2001-07-05 AU AU2001275868A patent/AU2001275868B8/en not_active Ceased
- 2001-07-05 CN CNB018127703A patent/CN100350308C/zh not_active Expired - Fee Related
- 2001-07-05 CA CA002413700A patent/CA2413700C/fr not_active Expired - Fee Related
-
2003
- 2003-09-17 HK HK03106684.5A patent/HK1056210A1/zh unknown
Also Published As
Publication number | Publication date |
---|---|
KR100830261B1 (ko) | 2008-05-16 |
HK1056210A1 (zh) | 2004-02-06 |
AU2001275868B8 (en) | 2006-05-11 |
KR20030015378A (ko) | 2003-02-20 |
WO2002004858A2 (fr) | 2002-01-17 |
AU7586801A (en) | 2002-01-21 |
CA2413700C (fr) | 2007-01-09 |
JP2004507866A (ja) | 2004-03-11 |
AU2001275868B2 (en) | 2006-02-02 |
EP1301743A2 (fr) | 2003-04-16 |
CN1464955A (zh) | 2003-12-31 |
CN100350308C (zh) | 2007-11-21 |
WO2002004858A3 (fr) | 2002-05-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA2413700A1 (fr) | Retroeclairage a surfaces structurees | |
CA2327247A1 (fr) | Dispositif d'eclairage pour ecrans passifs | |
CA2199722A1 (fr) | Film de regulation de luminance | |
AU6202600A (en) | Lighting apparatus | |
CA2341426A1 (fr) | Element optique a diffuseur de surface solidaire | |
CA2322326A1 (fr) | Systeme d'eclairage lenticulaire | |
CA2299543A1 (fr) | Lentille bireflective | |
AU2003212589A1 (en) | Compact lighting system and display device | |
TW200516277A (en) | Light guide plate and backlight assembly having the same | |
CA2190122A1 (fr) | Systeme d'eclairage comprenant un reseau de microprismes | |
CA2274828A1 (fr) | Appareil d'eclairage extra-plat | |
CA2384825A1 (fr) | Dispositif d'eclairage d'ecran et procede permettant d'ameliorer la luminosite dans ledit dispositif | |
AU5621598A (en) | Light emitting articles with light reflecting structures | |
SG121042A1 (en) | System and method of illuminating interferometric modulators using backlighting | |
EP1174659A4 (fr) | Illuminateur et affichage a cristaux liquides comprenant cet illuminateur | |
ATE368198T1 (de) | Lichtleiterleuchte geeignet für beleuchtete anzeigevorrichtungen | |
EP1688665A4 (fr) | Dispositif de source de lumiere de surface et appareil utilisant ce dispositif | |
TW200506777A (en) | Display | |
WO2003096079A3 (fr) | Boîtier de dispositif doté d'une ou plusieurs fibre(s) optique(s) | |
ATE340967T1 (de) | Lichtquellenelement mit seitlicher schräger lichteinkopplung | |
ATE292838T1 (de) | Leuchtzeichen mit lampenmasken | |
DE50002848D1 (de) | Leuchte | |
WO2001084045A3 (fr) | Reflecteur a facettes | |
EP1106905A3 (fr) | Luminaire | |
WO2004099666A3 (fr) | Systeme d'eclairage avec un projecteur de lumiere situe dans un poteau |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |