ATE504019T1 - Lichtemittierende tafel mit kavitäten zur lichtauskopplung - Google Patents

Lichtemittierende tafel mit kavitäten zur lichtauskopplung

Info

Publication number
ATE504019T1
ATE504019T1 AT08700200T AT08700200T ATE504019T1 AT E504019 T1 ATE504019 T1 AT E504019T1 AT 08700200 T AT08700200 T AT 08700200T AT 08700200 T AT08700200 T AT 08700200T AT E504019 T1 ATE504019 T1 AT E504019T1
Authority
AT
Austria
Prior art keywords
light
cavities
cavity
emitting panel
light emitting
Prior art date
Application number
AT08700200T
Other languages
English (en)
Inventor
Petrus Holten
Original Assignee
Koninkl Philips Electronics Nv
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE504019T1 publication Critical patent/ATE504019T1/de

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Electroluminescent Light Sources (AREA)
AT08700200T 2007-01-12 2008-01-04 Lichtemittierende tafel mit kavitäten zur lichtauskopplung ATE504019T1 (de)

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
ATE504019T1 true ATE504019T1 (de) 2011-04-15

Family

ID=39186982

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08700200T ATE504019T1 (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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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
KR100498721B1 (ko) 1996-09-24 2005-11-28 세이코 엡슨 가부시키가이샤 조명장치 및 그 장치를 사용하는 표시기기
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
JP2003532133A (ja) * 2000-04-25 2003-10-28 ハネウェル・インターナショナル・インコーポレーテッド 液晶ディスプレイに対して平行光を分布させる中空の光ガイド
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
CN1302325C (zh) 2002-04-25 2007-02-28 皇家飞利浦电子股份有限公司 紧凑型照明***及显示装置
US6991357B2 (en) 2002-10-10 2006-01-31 Fer Fahrzeugelektrik Gmbh Lamp
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

Also Published As

Publication number Publication date
WO2008084420A1 (en) 2008-07-17
JP5106546B2 (ja) 2012-12-26
DE602008005843D1 (de) 2011-05-12
US20100091480A1 (en) 2010-04-15
EP2104874A1 (de) 2009-09-30
CN101583890B (zh) 2011-11-16
JP2010516033A (ja) 2010-05-13
EP2104874B1 (de) 2011-03-30
CN101583890A (zh) 2009-11-18
US8292473B2 (en) 2012-10-23
ES2363828T3 (es) 2011-08-17

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Legal Events

Date Code Title Description
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