KR20080069010A - 백라이트 및 이를 포함하는 표시 장치 - Google Patents

백라이트 및 이를 포함하는 표시 장치 Download PDF

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Publication number
KR20080069010A
KR20080069010A KR1020070006575A KR20070006575A KR20080069010A KR 20080069010 A KR20080069010 A KR 20080069010A KR 1020070006575 A KR1020070006575 A KR 1020070006575A KR 20070006575 A KR20070006575 A KR 20070006575A KR 20080069010 A KR20080069010 A KR 20080069010A
Authority
KR
South Korea
Prior art keywords
guide plate
light guide
light
led units
led
Prior art date
Application number
KR1020070006575A
Other languages
English (en)
Korean (ko)
Inventor
권재중
김우준
심성규
김형주
최진성
황인선
백승인
신택선
Original Assignee
삼성전자주식회사
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 삼성전자주식회사 filed Critical 삼성전자주식회사
Priority to KR1020070006575A priority Critical patent/KR20080069010A/ko
Priority to US11/970,680 priority patent/US7461962B2/en
Priority to JP2008011773A priority patent/JP2008177170A/ja
Priority to CN2008100920573A priority patent/CN101246281B/zh
Publication of KR20080069010A publication Critical patent/KR20080069010A/ko

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
    • 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
    • G02B6/0066—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
    • G02B6/0066—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
    • G02B6/0073—Light emitting diode [LED]
    • 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
    • G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Planar Illumination Modules (AREA)
KR1020070006575A 2007-01-22 2007-01-22 백라이트 및 이를 포함하는 표시 장치 KR20080069010A (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1020070006575A KR20080069010A (ko) 2007-01-22 2007-01-22 백라이트 및 이를 포함하는 표시 장치
US11/970,680 US7461962B2 (en) 2007-01-22 2008-01-08 Backlight assembly, display device provided with the same, and method thereof
JP2008011773A JP2008177170A (ja) 2007-01-22 2008-01-22 バックライトアセンブリ及びこれを備えた表示装置
CN2008100920573A CN101246281B (zh) 2007-01-22 2008-01-22 背光组件、具有该背光组件的显示设备及其方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020070006575A KR20080069010A (ko) 2007-01-22 2007-01-22 백라이트 및 이를 포함하는 표시 장치

Publications (1)

Publication Number Publication Date
KR20080069010A true KR20080069010A (ko) 2008-07-25

Family

ID=39822454

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020070006575A KR20080069010A (ko) 2007-01-22 2007-01-22 백라이트 및 이를 포함하는 표시 장치

Country Status (2)

Country Link
KR (1) KR20080069010A (zh)
CN (1) CN101246281B (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101232180B1 (ko) * 2009-08-04 2013-02-12 엘지디스플레이 주식회사 백라이트 유닛 및 이를 사용한 액정표시장치
KR101510907B1 (ko) * 2009-04-30 2015-04-10 엘지디스플레이 주식회사 백라이트 유닛 및 이를 구비한 액정표시장치
KR20230151965A (ko) * 2020-06-30 2023-11-02 엘지이노텍 주식회사 조명장치

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5530620B2 (ja) * 2008-10-30 2014-06-25 日立コンシューマエレクトロニクス株式会社 液晶表示装置
EP2365552A3 (en) * 2010-03-09 2015-03-25 LG Innotek Co., Ltd. Light emitting device package with a lead frame having a recess
CN101936487B (zh) * 2010-08-20 2013-06-05 深圳市华星光电技术有限公司 背光模组
KR20140039425A (ko) * 2012-09-21 2014-04-02 삼성디스플레이 주식회사 표시장치
JP6303646B2 (ja) * 2014-03-13 2018-04-04 オムロン株式会社 面光源装置
JP7203785B2 (ja) 2020-03-31 2023-01-13 株式会社ソニー・インタラクティブエンタテインメント 入力デバイス

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000215721A (ja) * 1999-01-21 2000-08-04 Canon Inc 照明装置、及びそれを用いた液晶装置
JP4014026B2 (ja) * 2001-10-16 2007-11-28 株式会社エンプラス 面光源装置、画像表示装置及び導光板
JP2005302659A (ja) * 2004-04-15 2005-10-27 Sharp Corp 照明装置及びそれを備えた表示装置
JP4424311B2 (ja) * 2006-01-24 2010-03-03 株式会社デンソー 照明装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101510907B1 (ko) * 2009-04-30 2015-04-10 엘지디스플레이 주식회사 백라이트 유닛 및 이를 구비한 액정표시장치
KR101232180B1 (ko) * 2009-08-04 2013-02-12 엘지디스플레이 주식회사 백라이트 유닛 및 이를 사용한 액정표시장치
KR20230151965A (ko) * 2020-06-30 2023-11-02 엘지이노텍 주식회사 조명장치
KR20230152620A (ko) * 2020-06-30 2023-11-03 엘지이노텍 주식회사 조명장치
KR20230153968A (ko) * 2020-06-30 2023-11-07 엘지이노텍 주식회사 조명장치

Also Published As

Publication number Publication date
CN101246281B (zh) 2010-09-15
CN101246281A (zh) 2008-08-20

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