DE602005016719D1 - Lichtleiter und oberflächenemissionsvorrichtung damit - Google Patents

Lichtleiter und oberflächenemissionsvorrichtung damit

Info

Publication number
DE602005016719D1
DE602005016719D1 DE602005016719T DE602005016719T DE602005016719D1 DE 602005016719 D1 DE602005016719 D1 DE 602005016719D1 DE 602005016719 T DE602005016719 T DE 602005016719T DE 602005016719 T DE602005016719 T DE 602005016719T DE 602005016719 D1 DE602005016719 D1 DE 602005016719D1
Authority
DE
Germany
Prior art keywords
emissioning
light guide
device therefor
therefor
guide
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
Application number
DE602005016719T
Other languages
English (en)
Inventor
Yuuki Tamura
Jun Omura
Taku Ichimori
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nichia Corp
Original Assignee
Nichia Corp
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 Nichia Corp filed Critical Nichia Corp
Publication of DE602005016719D1 publication Critical patent/DE602005016719D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0016—Grooves, prisms, gratings, scattering particles or rough 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/002—Means for improving the coupling-in of light from the light source into 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, e.g. with collimating, focussing or diverging 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/002—Means for improving the coupling-in of light from the light source into 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, e.g. with collimating, focussing or diverging surfaces
    • G02B6/0021—Means for improving the coupling-in of light from the light source into 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, e.g. with collimating, focussing or diverging surfaces for housing at least a part of the light source, e.g. by forming holes or recesses
    • 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/003—Lens or lenticular 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Light Guides In General And Applications Therefor (AREA)
DE602005016719T 2004-12-27 2005-12-26 Lichtleiter und oberflächenemissionsvorrichtung damit Active DE602005016719D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004377656 2004-12-27
PCT/JP2005/023794 WO2006070746A1 (ja) 2004-12-27 2005-12-26 導光体およびそれを用いた面発光装置

Publications (1)

Publication Number Publication Date
DE602005016719D1 true DE602005016719D1 (de) 2009-10-29

Family

ID=36614863

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005016719T Active DE602005016719D1 (de) 2004-12-27 2005-12-26 Lichtleiter und oberflächenemissionsvorrichtung damit

Country Status (6)

Country Link
EP (1) EP1832806B1 (de)
JP (1) JP4710835B2 (de)
KR (1) KR101108843B1 (de)
CN (1) CN1942703B (de)
DE (1) DE602005016719D1 (de)
WO (1) WO2006070746A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7845841B2 (en) 2006-08-28 2010-12-07 Qualcomm Mems Technologies, Inc. Angle sweeping holographic illuminator
WO2008045311A2 (en) 2006-10-06 2008-04-17 Qualcomm Mems Technologies, Inc. Illumination device with built-in light coupler
US7855827B2 (en) 2006-10-06 2010-12-21 Qualcomm Mems Technologies, Inc. Internal optical isolation structure for integrated front or back lighting
US8107155B2 (en) 2006-10-06 2012-01-31 Qualcomm Mems Technologies, Inc. System and method for reducing visual artifacts in displays
US7864395B2 (en) 2006-10-27 2011-01-04 Qualcomm Mems Technologies, Inc. Light guide including optical scattering elements and a method of manufacture
JP4996433B2 (ja) * 2007-11-27 2012-08-08 ミネベア株式会社 面状照明装置
WO2009102731A2 (en) 2008-02-12 2009-08-20 Qualcomm Mems Technologies, Inc. Devices and methods for enhancing brightness of displays using angle conversion layers
US8654061B2 (en) 2008-02-12 2014-02-18 Qualcomm Mems Technologies, Inc. Integrated front light solution
WO2009129264A1 (en) 2008-04-15 2009-10-22 Qualcomm Mems Technologies, Inc. Light with bi-directional propagation
US8118468B2 (en) 2008-05-16 2012-02-21 Qualcomm Mems Technologies, Inc. Illumination apparatus and methods
CN102047035A (zh) * 2008-06-04 2011-05-04 高通Mems科技公司 用于棱镜前光的减少边缘阴影的方法
JP5429633B2 (ja) * 2009-03-09 2014-02-26 Ｎｌｔテクノロジー株式会社 面発光装置及び液晶表示装置
JP2011107229A (ja) 2009-11-13 2011-06-02 Sony Ericsson Mobile Communications Ab 液晶モジュールおよび電子機器
US20130021820A1 (en) * 2010-04-21 2013-01-24 Satoshi Ueda Backlight device and display device
US8902484B2 (en) 2010-12-15 2014-12-02 Qualcomm Mems Technologies, Inc. Holographic brightness enhancement film
KR102133762B1 (ko) * 2013-01-10 2020-07-15 삼성디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 표시장치
CN107728252B (zh) * 2017-12-11 2020-09-01 南通惟怡新材料科技有限公司 一种防止光泄露的导光板

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09113907A (ja) * 1995-10-17 1997-05-02 Nippon Chemitec Kk 導光板と該導光板を使用した面型照明体
JP3008932B2 (ja) * 1998-07-17 2000-02-14 日本電気株式会社 背面照明装置
JP3458823B2 (ja) * 1999-05-11 2003-10-20 日亜化学工業株式会社 面発光装置
JP2001357714A (ja) * 2000-06-15 2001-12-26 Yuka Denshi Kk 面照明装置及びこれを用いた液晶ディスプレイ
JP2002157910A (ja) * 2000-11-21 2002-05-31 Seiko Epson Corp 照明装置、電気光学ユニットおよび電子機器
JP2003150073A (ja) * 2001-08-27 2003-05-21 Omron Corp 画像表示装置及びフロントライト
KR100963358B1 (ko) * 2002-05-20 2010-06-14 미츠비시 레이온 가부시키가이샤 면광원 장치용 도광체 및 면광원 장치
JP4162122B2 (ja) * 2002-05-31 2008-10-08 オプトレックス株式会社 液晶表示素子用バックライト装置
CN100523945C (zh) * 2002-10-04 2009-08-05 日亚化学工业株式会社 用于面发光装置的导光板
JP4165193B2 (ja) * 2002-11-18 2008-10-15 松下電器産業株式会社 バックライト装置
JP2004199958A (ja) * 2002-12-17 2004-07-15 Hitachi Maxell Ltd 面状光源及びこれを用いた液晶表示装置

Also Published As

Publication number Publication date
WO2006070746A1 (ja) 2006-07-06
CN1942703B (zh) 2012-10-10
KR101108843B1 (ko) 2012-01-31
EP1832806A4 (de) 2008-05-14
CN1942703A (zh) 2007-04-04
KR20070091523A (ko) 2007-09-11
JPWO2006070746A1 (ja) 2008-06-12
JP4710835B2 (ja) 2011-06-29
EP1832806B1 (de) 2009-09-16
EP1832806A1 (de) 2007-09-12

Similar Documents

Publication Publication Date Title
DE602005016719D1 (de) Lichtleiter und oberflächenemissionsvorrichtung damit
DE602006009996D1 (de) Optischer Kodierer und Gerät damit
ITTO20050730A1 (it) Dispositivo e procedimento di controllo di led
DE602005013015D1 (de) Ringförmige Lichtquelle und damit versehenes photographisches Gerät
DE602004030952D1 (de) Positionierungs- und befestigungsvorrichtung
DK3722665T3 (da) Belysningsindretning
ITMI20041756A1 (it) Dispositivo diffusore per doccia
DE502005010703D1 (de) Linearvorrichtung
DE602005002797D1 (de) Tragvorrichtung
DE502005008677D1 (de) Bestrahlungseinrichtung
DE602005016187D1 (de) Staubreduzierende Einrichtung
DE602005012730D1 (de) Lk-kommunikationsgerät
GB0427883D0 (en) Optical device and light source
DE602005003771D1 (de) Lichtquelle und Videoprojektionsvorrichtung damit
EP1919001A4 (de) Optische einheit und lichtbestrahlungseinrichtung
DE602005015205D1 (de) Brennstoffkassette und vorrichtung damit
DE602005025289D1 (de) Lichtquelle und dieselbe verwendende Belichtungsvorrichtung
DE602005015525D1 (de) Beleuchtungseinrichtung
SE0301997L (sv) Anordning och förfarande
DE602005015044D1 (de) Optisches Abtastgerät
DE502005001288D1 (de) Anhaltevorrichtung
DE602005004331D1 (de) Optisches Abtastgerät
DE602005015805D1 (de) Optisches Abtastgerät
DE60203165D1 (de) Vorspannvorrichtung
DE602005012509D1 (de) Kegelspielvorrichtung

Legal Events

Date Code Title Description
8364 No opposition during term of opposition