DE69924391T2 - Beleuchtungssystem mit kantenbeleuchtetem wellenleiter und getrennten bauteilen für auskopplung und ablenkung des lichts - Google Patents
Beleuchtungssystem mit kantenbeleuchtetem wellenleiter und getrennten bauteilen für auskopplung und ablenkung des lichts Download PDFInfo
- Publication number
- DE69924391T2 DE69924391T2 DE69924391T DE69924391T DE69924391T2 DE 69924391 T2 DE69924391 T2 DE 69924391T2 DE 69924391 T DE69924391 T DE 69924391T DE 69924391 T DE69924391 T DE 69924391T DE 69924391 T2 DE69924391 T2 DE 69924391T2
- Authority
- DE
- Germany
- Prior art keywords
- light
- feature
- illumination system
- waveguide
- outcoupling
- 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
- 238000005286 illumination Methods 0.000 claims abstract description 27
- 238000010168 coupling process Methods 0.000 claims description 14
- 238000005859 coupling reaction Methods 0.000 claims description 14
- 239000007787 solid Substances 0.000 claims description 12
- 230000008878 coupling Effects 0.000 claims description 11
- 238000009826 distribution Methods 0.000 claims description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 claims description 3
- 230000001902 propagating effect Effects 0.000 claims description 3
- 229920002313 fluoropolymer Polymers 0.000 claims description 2
- 239000004811 fluoropolymer Substances 0.000 claims description 2
- 239000004417 polycarbonate Substances 0.000 claims description 2
- 229920000515 polycarbonate Polymers 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 238000004599 local-density approximation Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000003287 optical effect Effects 0.000 description 5
- 230000000295 complement effect Effects 0.000 description 4
- 238000000605 extraction Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
-
- 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
- G02B6/0053—Prismatic sheet or layer; Brightness enhancement 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
- G02B6/0033—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
- G02B6/0045—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 by shaping at least a portion of the light guide
- G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
- Optical Couplings Of Light Guides (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Preliminary Treatment Of Fibers (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Optical Integrated Circuits (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US151631 | 1998-09-11 | ||
| US09/151,631 US6106128A (en) | 1998-09-11 | 1998-09-11 | Illumination system having edge-illuminated waveguide and separate components for extracting and directing light |
| PCT/US1999/020795 WO2000016007A1 (en) | 1998-09-11 | 1999-09-10 | Illumination system having edge-illuminated waveguide and separate components for extracting and directing light |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69924391D1 DE69924391D1 (de) | 2005-04-28 |
| DE69924391T2 true DE69924391T2 (de) | 2006-04-20 |
Family
ID=22539584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69924391T Expired - Lifetime DE69924391T2 (de) | 1998-09-11 | 1999-09-10 | Beleuchtungssystem mit kantenbeleuchtetem wellenleiter und getrennten bauteilen für auskopplung und ablenkung des lichts |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US6106128A (enExample) |
| EP (1) | EP1110030B1 (enExample) |
| JP (1) | JP2002525792A (enExample) |
| KR (1) | KR100733110B1 (enExample) |
| AT (1) | ATE291719T1 (enExample) |
| AU (1) | AU5706599A (enExample) |
| CA (1) | CA2343394C (enExample) |
| DE (1) | DE69924391T2 (enExample) |
| WO (1) | WO2000016007A1 (enExample) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6305811B1 (en) * | 1998-09-25 | 2001-10-23 | Honeywell International Inc. | Illumination system having an array of linear prisms |
| KR100769922B1 (ko) * | 2001-03-26 | 2007-10-24 | 삼성전자주식회사 | 백라이트 어셈블리 및 이를 갖는 액정표시장치 |
| TW594246B (en) * | 2003-03-04 | 2004-06-21 | Veutron Corp | A planar-light apparatus with a non-straight direction light module and a light-guiding plate |
| JP2007504982A (ja) * | 2003-09-08 | 2007-03-08 | コニンクリユケ フィリップス エレクトロニクス エヌ．ブイ． | 昼光発光パネル |
| JP2005157313A (ja) * | 2003-10-30 | 2005-06-16 | Arisawa Mfg Co Ltd | リアプロジェクションディスプレイ用スクリーン |
| JP4273930B2 (ja) * | 2003-10-31 | 2009-06-03 | ソニー株式会社 | 導光板及びバックライト装置 |
| US8368183B2 (en) * | 2004-11-02 | 2013-02-05 | Sharp Kabushiki Kaisha | Nitride semiconductor device |
| WO2006098029A1 (ja) * | 2005-03-17 | 2006-09-21 | Fujitsu Limited | 照明装置及び液晶表示装置 |
| US7401948B2 (en) * | 2005-10-17 | 2008-07-22 | Visteon Global Technologies, Inc. | Near field lens having reduced size |
| US7452120B2 (en) * | 2006-03-24 | 2008-11-18 | Rohm And Haas Denmark Finance A/S | Illumination apparatus and film |
| JPWO2008047855A1 (ja) * | 2006-10-19 | 2010-02-25 | 株式会社クラレ | 面光源素子およびその製造方法 |
| US20080310028A1 (en) * | 2007-06-18 | 2008-12-18 | Jeyachandrabose Chinniah | Near field lens for a light assembly |
| KR101493278B1 (ko) * | 2008-11-24 | 2015-02-16 | 삼성디스플레이 주식회사 | 액정 표시 장치 및 이의 조립 방법 |
| US8353617B2 (en) * | 2009-09-03 | 2013-01-15 | Sharp Kabushiki Kaisha | Backlight |
| WO2012027441A2 (en) * | 2010-08-24 | 2012-03-01 | Unipixel Displays, Inc. | Rotated micro-optical structures for banding suppression from point light sources |
| DE202015101870U1 (de) | 2015-04-16 | 2016-07-19 | Zumtobel Lighting Gmbh | Optisches System sowie Anordnung zur Lichtabgabe |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1312320C (en) * | 1987-11-12 | 1993-01-05 | Makoto Oe | Plane light source unit |
| US5528720A (en) * | 1992-03-23 | 1996-06-18 | Minnesota Mining And Manufacturing Co. | Tapered multilayer luminaire devices |
| JPH0695112A (ja) * | 1992-09-16 | 1994-04-08 | Hitachi Ltd | プリズムプレートおよびそれを用いた情報表示装置 |
| KR100230225B1 (ko) * | 1992-11-30 | 1999-11-15 | 윤종용 | 발광램프를 이용한 광픽업 |
| US5521725A (en) * | 1993-11-05 | 1996-05-28 | Alliedsignal Inc. | Illumination system employing an array of microprisms |
| US5396350A (en) * | 1993-11-05 | 1995-03-07 | Alliedsignal Inc. | Backlighting apparatus employing an array of microprisms |
| US5671994A (en) * | 1994-06-08 | 1997-09-30 | Clio Technologies, Inc. | Flat and transparent front-lighting system using microprisms |
| JP3653308B2 (ja) * | 1995-08-01 | 2005-05-25 | 日東樹脂工業株式会社 | 面光源装置及び液晶ディスプレイ |
-
1998
- 1998-09-11 US US09/151,631 patent/US6106128A/en not_active Expired - Lifetime
-
1999
- 1999-09-10 KR KR1020017003165A patent/KR100733110B1/ko not_active Expired - Fee Related
- 1999-09-10 AT AT99944106T patent/ATE291719T1/de active
- 1999-09-10 DE DE69924391T patent/DE69924391T2/de not_active Expired - Lifetime
- 1999-09-10 WO PCT/US1999/020795 patent/WO2000016007A1/en not_active Ceased
- 1999-09-10 CA CA002343394A patent/CA2343394C/en not_active Expired - Fee Related
- 1999-09-10 AU AU57065/99A patent/AU5706599A/en not_active Abandoned
- 1999-09-10 EP EP99944106A patent/EP1110030B1/en not_active Expired - Lifetime
- 1999-09-10 JP JP2000570503A patent/JP2002525792A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| KR20010075051A (ko) | 2001-08-09 |
| EP1110030B1 (en) | 2005-03-23 |
| WO2000016007A1 (en) | 2000-03-23 |
| AU5706599A (en) | 2000-04-03 |
| CA2343394C (en) | 2008-01-29 |
| JP2002525792A (ja) | 2002-08-13 |
| KR100733110B1 (ko) | 2007-06-27 |
| EP1110030A1 (en) | 2001-06-27 |
| US6106128A (en) | 2000-08-22 |
| ATE291719T1 (de) | 2005-04-15 |
| DE69924391D1 (de) | 2005-04-28 |
| WO2000016007A9 (en) | 2000-10-05 |
| CA2343394A1 (en) | 2000-03-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |