DE602008005843D1 - Lichtemittierende tafel mit kavitäten zur lichtauskopplung - Google Patents
Lichtemittierende tafel mit kavitäten zur lichtauskopplungInfo
- Publication number
- DE602008005843D1 DE602008005843D1 DE602008005843T DE602008005843T DE602008005843D1 DE 602008005843 D1 DE602008005843 D1 DE 602008005843D1 DE 602008005843 T DE602008005843 T DE 602008005843T DE 602008005843 T DE602008005843 T DE 602008005843T DE 602008005843 D1 DE602008005843 D1 DE 602008005843D1
- Authority
- DE
- Germany
- Prior art keywords
- light
- cavities
- cavity
- exchange
- emitting
- 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.)
- Active
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
- G02B6/0035—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
- G02B6/0065—Manufacturing aspects; Material aspects
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
- Electroluminescent Light Sources (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07100480 | 2007-01-12 | ||
PCT/IB2008/050019 WO2008084420A1 (en) | 2007-01-12 | 2008-01-04 | Light-emitting panel having cavities for coupling out light |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602008005843D1 true DE602008005843D1 (de) | 2011-05-12 |
Family
ID=39186982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602008005843T Active DE602008005843D1 (de) | 2007-01-12 | 2008-01-04 | Lichtemittierende tafel mit kavitäten zur lichtauskopplung |
Country Status (8)
Country | Link |
---|---|
US (1) | US8292473B2 (de) |
EP (1) | EP2104874B1 (de) |
JP (1) | JP5106546B2 (de) |
CN (1) | CN101583890B (de) |
AT (1) | ATE504019T1 (de) |
DE (1) | DE602008005843D1 (de) |
ES (1) | ES2363828T3 (de) |
WO (1) | WO2008084420A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011008473A1 (en) * | 2009-06-29 | 2011-01-20 | 3M Innovative Properties Company | Lightguide and light source incorporating same |
US20180088270A1 (en) * | 2016-09-29 | 2018-03-29 | Amazon Technologies, Inc. | Lightguide assembly for electronic display |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5671994A (en) | 1994-06-08 | 1997-09-30 | Clio Technologies, Inc. | Flat and transparent front-lighting system using microprisms |
DE69735732T2 (de) | 1996-09-24 | 2006-09-21 | Seiko Epson Corp. | Beleuchtungsvorrichtung und diese verwendende Anzeigevorrichtung |
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 |
US6199989B1 (en) | 1998-10-29 | 2001-03-13 | Sumitomo Chemical Company, Limited | Optical plate having reflecting function and transmitting function |
KR100615154B1 (ko) | 1999-08-19 | 2006-08-25 | 삼성에스디아이 주식회사 | 콘트라스트가 향상된 음극선관 |
JP2001110222A (ja) * | 1999-10-01 | 2001-04-20 | Seiko Epson Corp | 面状発光体、反射型表示装置及び電子機器 |
US6347874B1 (en) | 2000-02-16 | 2002-02-19 | 3M Innovative Properties Company | Wedge light extractor with risers |
EP1410076A4 (de) * | 2000-04-25 | 2008-10-01 | Honeywell Int Inc | Hohlraum-lichtleiter zur verteilung von kollimiertem licht auf eine flüssigkristallanzeige |
JP2002196152A (ja) * | 2000-12-27 | 2002-07-10 | Mitsubishi Rayon Co Ltd | 光源装置用導光体及びこれを用いた光源装置並びにフロントライト |
DE10124370B4 (de) * | 2001-05-18 | 2010-11-18 | Zumtobel Lighting Gmbh | Optisches Element mit Totalreflexion |
EP1502136B1 (de) | 2002-04-25 | 2011-08-17 | Koninklijke Philips Electronics N.V. | Kompaktes beleuchtungssystem und anzeigeeinrichtung |
EP1408362A1 (de) | 2002-10-10 | 2004-04-14 | FER Fahrzeugelektrik GmbH | Leuchte, insbesondere Fahrzeugleuchte |
GB0322682D0 (en) * | 2003-09-27 | 2003-10-29 | Koninkl Philips Electronics Nv | Backlight for 3D display device |
TWI240831B (en) | 2004-01-20 | 2005-10-01 | Ace T Corp | Small-angle light-emitting device at specific positions for back light module of liquid crystal display |
WO2005073622A1 (en) * | 2004-01-30 | 2005-08-11 | Koninklijke Philips Electronics N.V. | Light-emitting panel and illumination system |
-
2008
- 2008-01-04 DE DE602008005843T patent/DE602008005843D1/de active Active
- 2008-01-04 CN CN2008800021551A patent/CN101583890B/zh not_active Expired - Fee Related
- 2008-01-04 JP JP2009545258A patent/JP5106546B2/ja not_active Expired - Fee Related
- 2008-01-04 EP EP08700200A patent/EP2104874B1/de not_active Not-in-force
- 2008-01-04 US US12/521,901 patent/US8292473B2/en not_active Expired - Fee Related
- 2008-01-04 AT AT08700200T patent/ATE504019T1/de not_active IP Right Cessation
- 2008-01-04 ES ES08700200T patent/ES2363828T3/es active Active
- 2008-01-04 WO PCT/IB2008/050019 patent/WO2008084420A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN101583890B (zh) | 2011-11-16 |
EP2104874B1 (de) | 2011-03-30 |
US8292473B2 (en) | 2012-10-23 |
JP2010516033A (ja) | 2010-05-13 |
ATE504019T1 (de) | 2011-04-15 |
EP2104874A1 (de) | 2009-09-30 |
CN101583890A (zh) | 2009-11-18 |
ES2363828T3 (es) | 2011-08-17 |
JP5106546B2 (ja) | 2012-12-26 |
WO2008084420A1 (en) | 2008-07-17 |
US20100091480A1 (en) | 2010-04-15 |
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