CN101403834B - 背光组件 - Google Patents

背光组件 Download PDF

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Publication number
CN101403834B
CN101403834B CN2008100888277A CN200810088827A CN101403834B CN 101403834 B CN101403834 B CN 101403834B CN 2008100888277 A CN2008100888277 A CN 2008100888277A CN 200810088827 A CN200810088827 A CN 200810088827A CN 101403834 B CN101403834 B CN 101403834B
Authority
CN
China
Prior art keywords
backlight assembly
guide plate
plane
light guide
light
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.)
Expired - Fee Related
Application number
CN2008100888277A
Other languages
English (en)
Chinese (zh)
Other versions
CN101403834A (zh
Inventor
金喜坤
黄仁瑄
辛宅善
尹炳瑞
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.)
Samsung Display Co Ltd
Original Assignee
Samsung Display Co Ltd
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 Samsung Display Co Ltd filed Critical Samsung Display Co Ltd
Publication of CN101403834A publication Critical patent/CN101403834A/zh
Application granted granted Critical
Publication of CN101403834B publication Critical patent/CN101403834B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G02B6/0033—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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • 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
    • G02F1/133524—Light-guides, e.g. fibre-optic bundles, louvered or jalousie light-guides

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Liquid Crystal (AREA)
CN2008100888277A 2007-10-02 2008-03-28 背光组件 Expired - Fee Related CN101403834B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR2007-0099058 2007-10-02
KR20070099058 2007-10-02
KR1020070099058A KR101365091B1 (ko) 2007-10-02 2007-10-02 백라이트 어셈블리 및 이를 갖는 액정표시장치

Publications (2)

Publication Number Publication Date
CN101403834A CN101403834A (zh) 2009-04-08
CN101403834B true CN101403834B (zh) 2013-03-20

Family

ID=40537895

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2008100888277A Expired - Fee Related CN101403834B (zh) 2007-10-02 2008-03-28 背光组件

Country Status (3)

Country Link
JP (1) JP5273768B2 (enExample)
KR (1) KR101365091B1 (enExample)
CN (1) CN101403834B (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101054385B1 (ko) * 2009-11-19 2011-08-04 주식회사 엘엠에스 도광판 및 이를 구비하는 백라이트 유닛
JP5610202B2 (ja) * 2010-06-23 2014-10-22 ミネベア株式会社 面状照明装置
KR102157549B1 (ko) * 2010-10-15 2020-09-21 엘지디스플레이 주식회사 백라이트 유닛 및 이를 구비한 액정표시장치
JP5861907B2 (ja) * 2011-04-14 2016-02-16 株式会社クラレ 面光源装置及び画像表示装置
WO2018186413A1 (ja) * 2017-04-04 2018-10-11 株式会社クラレ 導光体、及び面状発光モジュール
DE112018002189B4 (de) 2017-04-27 2024-06-13 Panasonic Automotive Systems Co., Ltd. Bordanzeigevorrichtung

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6123431A (en) * 1997-03-19 2000-09-26 Sanyo Electric Co., Ltd Backlight apparatus and light guide plate
US6151169A (en) * 1998-05-20 2000-11-21 Lg Electronics, Inc. Sheet type optical device and backlighting unit using the same
US6231200B1 (en) * 1995-10-13 2001-05-15 Omron Corporation Surface light source device, elements therefor and apparatus using the same
US6454452B1 (en) * 1999-04-22 2002-09-24 Mitsubishi Denki Kabushiki Kaisha Backlight for liquid crystal display device
CN1397827A (zh) * 2001-07-13 2003-02-19 三星电子株式会社 光导板、其制造方法及具有此光导板的液晶显示装置
CN1541384A (zh) * 2001-10-31 2004-10-27 三菱化学株式会社 显示装置
CN1276296C (zh) * 2001-05-30 2006-09-20 恩普乐股份有限公司 导光板、面光源装置以及液晶显示器
CN1877374A (zh) * 2005-06-10 2006-12-13 三星电子株式会社 导光板、背光组件以及具有该背光组件的液晶显示装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3644787B2 (ja) * 1996-05-09 2005-05-11 松下電器産業株式会社 面状照明系
US6845212B2 (en) * 1999-10-08 2005-01-18 3M Innovative Properties Company Optical element having programmed optical structures
JP2002109924A (ja) * 2000-09-28 2002-04-12 Toyota Industries Corp 導光板
JP2003098356A (ja) * 2001-09-20 2003-04-03 Pioneer Electronic Corp 導光板
JP2005268201A (ja) * 2004-02-20 2005-09-29 Omron Corp 面光源装置
JP2006344598A (ja) * 2005-06-10 2006-12-21 Samsung Electronics Co Ltd 導光板、これを有するバックライトアセンブリ及び液晶表示装置

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6231200B1 (en) * 1995-10-13 2001-05-15 Omron Corporation Surface light source device, elements therefor and apparatus using the same
US6123431A (en) * 1997-03-19 2000-09-26 Sanyo Electric Co., Ltd Backlight apparatus and light guide plate
US6151169A (en) * 1998-05-20 2000-11-21 Lg Electronics, Inc. Sheet type optical device and backlighting unit using the same
US6454452B1 (en) * 1999-04-22 2002-09-24 Mitsubishi Denki Kabushiki Kaisha Backlight for liquid crystal display device
CN1276296C (zh) * 2001-05-30 2006-09-20 恩普乐股份有限公司 导光板、面光源装置以及液晶显示器
CN1397827A (zh) * 2001-07-13 2003-02-19 三星电子株式会社 光导板、其制造方法及具有此光导板的液晶显示装置
US7056005B2 (en) * 2001-07-13 2006-06-06 Samsung Electronics Co., Ltd. Light guiding plate having brightness enhancement recesses
CN1541384A (zh) * 2001-10-31 2004-10-27 三菱化学株式会社 显示装置
CN1877374A (zh) * 2005-06-10 2006-12-13 三星电子株式会社 导光板、背光组件以及具有该背光组件的液晶显示装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JP特开平10-260640A 1998.09.29

Also Published As

Publication number Publication date
CN101403834A (zh) 2009-04-08
KR20090033961A (ko) 2009-04-07
KR101365091B1 (ko) 2014-02-19
JP2009087916A (ja) 2009-04-23
JP5273768B2 (ja) 2013-08-28

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
ASS Succession or assignment of patent right

Owner name: SAMSUNG DISPLAY CO., LTD.

Free format text: FORMER OWNER: SAMSUNG ELECTRONICS CO., LTD.

Effective date: 20130109

C41 Transfer of patent application or patent right or utility model
TA01 Transfer of patent application right

Effective date of registration: 20130109

Address after: Gyeonggi Do, South Korea

Applicant after: Samsung Display Co.,Ltd.

Address before: Gyeonggi Do, South Korea

Applicant before: Samsung Electronics Co.,Ltd.

C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130320

Termination date: 20210328