JP2009538514A - カプセル化光源を有するバックライトウェッジ - Google Patents

カプセル化光源を有するバックライトウェッジ Download PDF

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Publication number
JP2009538514A
JP2009538514A JP2009512206A JP2009512206A JP2009538514A JP 2009538514 A JP2009538514 A JP 2009538514A JP 2009512206 A JP2009512206 A JP 2009512206A JP 2009512206 A JP2009512206 A JP 2009512206A JP 2009538514 A JP2009538514 A JP 2009538514A
Authority
JP
Japan
Prior art keywords
light
light source
backlight
encapsulant
wedge
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.)
Withdrawn
Application number
JP2009512206A
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English (en)
Japanese (ja)
Other versions
JP2009538514A5 (https=
Inventor
シー． シュルツ，ジョン
エー． メイス，マイケル
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.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of JP2009538514A publication Critical patent/JP2009538514A/ja
Publication of JP2009538514A5 publication Critical patent/JP2009538514A5/ja
Withdrawn legal-status Critical Current

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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
    • G02B6/0023—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
    • G02B6/0031—Reflecting 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
    • G02B6/0013—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
    • G02B6/0028—Light guide, e.g. taper
    • 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
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface 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
    • G02B6/0066—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
    • 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
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0086—Positioning aspects
    • G02B6/009—Positioning aspects of the light source in the package

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
JP2009512206A 2006-05-24 2007-05-09 カプセル化光源を有するバックライトウェッジ Withdrawn JP2009538514A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/440,327 US7317182B2 (en) 2006-05-24 2006-05-24 Backlight wedge with encapsulated light source
PCT/US2007/068519 WO2007140087A1 (en) 2006-05-24 2007-05-09 Backlight wedge with encapsulated light source

Publications (2)

Publication Number Publication Date
JP2009538514A true JP2009538514A (ja) 2009-11-05
JP2009538514A5 JP2009538514A5 (https=) 2010-06-17

Family

ID=38748676

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009512206A Withdrawn JP2009538514A (ja) 2006-05-24 2007-05-09 カプセル化光源を有するバックライトウェッジ

Country Status (4)

Country Link
US (1) US7317182B2 (https=)
JP (1) JP2009538514A (https=)
TW (1) TW200806923A (https=)
WO (1) WO2007140087A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
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JP2012204346A (ja) * 2011-03-24 2012-10-22 Samsung Electronics Co Ltd バックライトユニット及びこれを具備する立体映像表示装置

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TWI339293B (en) * 2005-12-23 2011-03-21 Direct type backlight module
KR100731678B1 (ko) * 2006-05-08 2007-06-22 서울반도체 주식회사 칩형 발광 다이오드 패키지 및 그것을 갖는 발광 장치
US7740387B2 (en) 2006-05-24 2010-06-22 3M Innovative Properties Company Backlight wedge with side mounted light source
US7607814B2 (en) * 2006-05-24 2009-10-27 3M Innovative Properties Company Backlight with symmetric wedge shaped light guide input portion with specular reflective surfaces
US7660509B2 (en) * 2006-05-24 2010-02-09 3M Innovative Properties Company Backlight asymmetric light input wedge
US8469575B2 (en) 2007-05-20 2013-06-25 3M Innovative Properties Company Backlight and display system using same
CN101681597A (zh) * 2007-05-20 2010-03-24 3M创新有限公司 有效利用有色led光源的白光背光源等
CN101681057B (zh) 2007-05-20 2012-07-04 3M创新有限公司 光循环型薄壁中空腔体背光源
EP2160644B1 (en) 2007-05-20 2019-05-01 3M Innovative Properties Company Semi-specular components in hollow cavity light recycling backlights
US9028108B2 (en) * 2007-05-20 2015-05-12 3M Innovative Properties Company Collimating light injectors for edge-lit backlights
TW200915597A (en) * 2007-09-17 2009-04-01 Everlight Electronics Co Ltd Light emitting diode device
JP5702151B2 (ja) * 2008-02-07 2015-04-15 スリーエム イノベイティブ プロパティズ カンパニー 構造化フィルムを有する中空のバックライト
EP2252828A1 (en) * 2008-02-22 2010-11-24 3M Innovative Properties Company Backlights having selected output light flux distributions and display systems using same
US8757858B2 (en) * 2008-06-04 2014-06-24 3M Innovative Properties Company Hollow backlight with tilted light source
US8465190B2 (en) * 2009-05-22 2013-06-18 Sylvan R. Shemitz Designs Incorporated Total internal reflective (TIR) optic light assembly
DE102009037415A1 (de) * 2009-08-13 2011-02-17 Osram Opto Semiconductors Gmbh Halbleiterlichtquelle
US9050740B2 (en) 2011-05-19 2015-06-09 Microsoft Technology Licensing, Llc Forming non-uniform optical guiding structures
US20160341854A1 (en) * 2013-12-26 2016-11-24 3M Innovative Properties Company Methods for making reflective trays
FR3028917A1 (fr) * 2014-11-26 2016-05-27 Friederich Alain Louis Andre Element injecteur de lumiere
US11128100B2 (en) 2017-02-08 2021-09-21 Princeton Optronics, Inc. VCSEL illuminator package including an optical structure integrated in the encapsulant

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012204346A (ja) * 2011-03-24 2012-10-22 Samsung Electronics Co Ltd バックライトユニット及びこれを具備する立体映像表示装置
KR101780420B1 (ko) * 2011-03-24 2017-09-22 삼성디스플레이 주식회사 백라이트 유닛 및 이를 구비하는 입체 영상 표시 장치

Also Published As

Publication number Publication date
WO2007140087A1 (en) 2007-12-06
US7317182B2 (en) 2008-01-08
TW200806923A (en) 2008-02-01
US20070272839A1 (en) 2007-11-29

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