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

Info

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Withdrawn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
Other languages
English (en)
Japanese (ja)
Other versions
JP2009538514A5 (enExample
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Withdrawn legal-status Critical Current

Links

Images

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 (enExample) 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 (enExample)
JP (1) JP2009538514A (enExample)
TW (1) TW200806923A (enExample)
WO (1) WO2007140087A1 (enExample)

Cited By (1)

* 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

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US7660509B2 (en) 2006-05-24 2010-02-09 3M Innovative Properties Company Backlight asymmetric light input wedge
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
US7740387B2 (en) 2006-05-24 2010-06-22 3M Innovative Properties Company Backlight wedge with side mounted light source
WO2008144636A2 (en) 2007-05-20 2008-11-27 3M Innovative Properties Company Design parameters for thin hollow cavity backlights of the light-recycling type
EP2160645A2 (en) 2007-05-20 2010-03-10 3M Innovative Properties Company Light recycling hollow cavity type display backlight
WO2008144644A2 (en) 2007-05-20 2008-11-27 3M Innovative Properties Company Semi-specular components in hollow cavity light recycling backlights
JP2010528432A (ja) * 2007-05-20 2010-08-19 スリーエム イノベイティブ プロパティズ カンパニー カラーｌｅｄ光源を効率的に利用した白色光バックライト及び類似製品
TWI439641B (zh) * 2007-05-20 2014-06-01 3M Innovative Properties Co 用於側面發光型背光之準直光注入器
TW200915597A (en) * 2007-09-17 2009-04-01 Everlight Electronics Co Ltd Light emitting diode device
EP2255231A1 (en) * 2008-02-07 2010-12-01 3M Innovative Properties Company Hollow backlight with structured films
JP5792464B2 (ja) * 2008-02-22 2015-10-14 スリーエム イノベイティブ プロパティズ カンパニー 選択的出力光束分布を有するバックライト及びそれを使用した表示システム並びにバックライトの形成方法
EP2297607B1 (en) * 2008-06-04 2014-04-23 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

Family Cites Families (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3923381A (en) * 1973-12-28 1975-12-02 Univ Chicago Radiant energy collection
US4013915A (en) * 1975-10-23 1977-03-22 Bell Telephone Laboratories, Incorporated Light emitting device mounting arrangement
US4240692A (en) * 1975-12-17 1980-12-23 The University Of Chicago Energy transmission
JPH0819009B2 (ja) * 1987-03-12 1996-02-28 日本農薬株式会社 カルボン酸アミド類の製造法
US4918583A (en) * 1988-04-25 1990-04-17 Nikon Corporation Illuminating optical device
US5059013A (en) * 1988-08-29 1991-10-22 Kantilal Jain Illumination system to produce self-luminous light beam of selected cross-section, uniform intensity and selected numerical aperture
US5001609A (en) 1988-10-05 1991-03-19 Hewlett-Packard Company Nonimaging light source
US4963933A (en) * 1988-10-05 1990-10-16 Hewlett-Packard Company LED illuminator bar for copier
KR910005120B1 (ko) * 1988-12-31 1991-07-22 삼성전자 주식회사 도어 개폐용 댐퍼스위치 장치
US5055978A (en) * 1989-12-29 1991-10-08 Gte Products Corporation Uniform light source
US5050946A (en) * 1990-09-27 1991-09-24 Compaq Computer Corporation Faceted light pipe
US5202950A (en) * 1990-09-27 1993-04-13 Compaq Computer Corporation Backlighting system with faceted light pipes
US5255171A (en) * 1991-11-27 1993-10-19 Clark L Douglas Colored light source providing intensification of initial source illumination
US6002829A (en) * 1992-03-23 1999-12-14 Minnesota Mining And Manufacturing Company Luminaire device
US5359691A (en) * 1992-10-08 1994-10-25 Briteview Technologies Backlighting system with a multi-reflection light injection system and using microprisms
US5882774A (en) * 1993-12-21 1999-03-16 Minnesota Mining And Manufacturing Company Optical film
JP3694024B2 (ja) 1994-04-11 2005-09-14 ミネソタ・マイニング・アンド・マニュファクチャリング・カンパニー テーパ付多層照明装置
TW417035B (en) * 1994-05-11 2001-01-01 Sharp Kk Lighting device and a liquid crystal display using such a device
US5506929A (en) * 1994-10-19 1996-04-09 Clio Technologies, Inc. Light expanding system for producing a linear or planar light beam from a point-like light source
EP0832392B1 (en) * 1995-06-26 2003-08-13 Minnesota Mining And Manufacturing Company Backlight system with multilayer optical film reflector
US6080467A (en) * 1995-06-26 2000-06-27 3M Innovative Properties Company High efficiency optical devices
US5926601A (en) * 1996-05-02 1999-07-20 Briteview Technologies, Inc. Stacked backlighting system using microprisms
US5854872A (en) * 1996-10-08 1998-12-29 Clio Technologies, Inc. Divergent angle rotator system and method for collimating light beams
TWI240788B (en) 2000-05-04 2005-10-01 Koninkl Philips Electronics Nv Illumination system, light mixing chamber and display device
KR20020055596A (ko) * 2000-09-11 2002-07-09 요트.게.아. 롤페즈 디스플레이 디바이스
JP4310069B2 (ja) 2001-04-27 2009-08-05 キヤノン株式会社 磁気シールを有する現像装置
US6951401B2 (en) * 2001-06-01 2005-10-04 Koninklijke Philips Electronics N.V. Compact illumination system and display device
US20030076034A1 (en) * 2001-10-22 2003-04-24 Marshall Thomas M. Led chip package with four led chips and intergrated optics for collimating and mixing the light
US7253853B2 (en) * 2001-12-04 2007-08-07 Rohm Co., Ltd. Liquid crystal display and lighting unit having parabolic surface
DE10297527B4 (de) 2001-12-07 2013-10-31 Lumileds Lighting U.S., Llc Kompaktes Beleuchtungssystem und Anzeigeeinrichtung
ATE380354T1 (de) * 2002-02-22 2007-12-15 Lumileds Lighting Bv Kompaktes beleuchtungssystem und anzeigevorrichtung
JP2003272404A (ja) * 2002-03-20 2003-09-26 Matsushita Electric Works Ltd 照明評価方法と評価システム及び照明方法と照明器具
DE10222828B4 (de) 2002-05-21 2008-05-15 3M Espe Ag Bestrahlungsgerät
JP2004022175A (ja) * 2002-06-12 2004-01-22 Enplas Corp 面光源装置，画像表示装置及び導光体組立体
JP2004031064A (ja) 2002-06-25 2004-01-29 Kawaguchiko Seimitsu Co Ltd バックライト装置
JP2004095390A (ja) * 2002-08-30 2004-03-25 Fujitsu Display Technologies Corp 照明装置及び表示装置
KR100499133B1 (ko) * 2002-11-04 2005-07-04 삼성전자주식회사 백라이트 유닛
TWM255413U (en) * 2002-12-13 2005-01-11 Hon Hai Prec Ind Co Ltd Surface light module and liquid crystal display using the same
JP2004247207A (ja) 2003-02-14 2004-09-02 Kawaguchiko Seimitsu Co Ltd バックライト装置
GB0313044D0 (en) * 2003-06-06 2003-07-09 Cambridge Flat Projection Flat panel scanning illuminator
US7009213B2 (en) * 2003-07-31 2006-03-07 Lumileds Lighting U.S., Llc Light emitting devices with improved light extraction efficiency
JP2005135844A (ja) * 2003-10-31 2005-05-26 Sony Corp 光学素子及びバックライト装置
US7080932B2 (en) * 2004-01-26 2006-07-25 Philips Lumileds Lighting Company, Llc LED with an optical system to increase luminance by recycling emitted light
US8425102B2 (en) 2004-04-30 2013-04-23 Modilis Holdings Llc Ultrathin lighting element
US7570846B2 (en) * 2004-06-21 2009-08-04 Oree, Advanced Illumination Solutions Inc. High efficacy waveguide coupler
US7204631B2 (en) * 2004-06-30 2007-04-17 3M Innovative Properties Company Phosphor based illumination system having a plurality of light guides and an interference reflector
US7213958B2 (en) * 2004-06-30 2007-05-08 3M Innovative Properties Company Phosphor based illumination system having light guide and an interference reflector
JP2006128896A (ja) 2004-10-27 2006-05-18 Nikon Corp 照明装置および画像入力装置
CN100370329C (zh) * 2004-11-12 2008-02-20 清华大学 导光板和背光模组
TW200623940A (en) * 2004-12-21 2006-07-01 Hon Hai Prec Ind Co Ltd A field emission type light source and a backlight source device using the same

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

Similar Documents

Publication Publication Date Title
JP2009538514A (ja) カプセル化光源を有するバックライトウェッジ
US7941028B2 (en) Backlight asymmetric light input wedge
US7740387B2 (en) Backlight wedge with side mounted light source
US8920015B2 (en) Backlight wedge with adjacent reflective surfaces
US8469575B2 (en) Backlight and display system using same
JP5415965B2 (ja) 効率的な光入射装置
JP7555394B2 (ja) 均一な照明のためのバックライト

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100427

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20100427

A761 Written withdrawal of application

Free format text: JAPANESE INTERMEDIATE CODE: A761

Effective date: 20110704