CN1877374A - 导光板、背光组件以及具有该背光组件的液晶显示装置 - Google Patents

导光板、背光组件以及具有该背光组件的液晶显示装置 Download PDF

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Publication number
CN1877374A
CN1877374A CNA2006100871031A CN200610087103A CN1877374A CN 1877374 A CN1877374 A CN 1877374A CN A2006100871031 A CNA2006100871031 A CN A2006100871031A CN 200610087103 A CN200610087103 A CN 200610087103A CN 1877374 A CN1877374 A CN 1877374A
Authority
CN
China
Prior art keywords
plane
light
guide plate
light guide
incidence surface
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.)
Pending
Application number
CNA2006100871031A
Other languages
English (en)
Chinese (zh)
Inventor
金喜坤
黄仁瑄
朴辰赫
张兑硕
郑承哲
姜邰佶
崔震成
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 Electronics Co Ltd
Original Assignee
Samsung Electronics 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 Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of CN1877374A publication Critical patent/CN1877374A/zh
Pending legal-status Critical Current

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    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors
    • 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
    • G02B6/0025—Diffusing sheet or layer; Prismatic sheet or layer
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133611—Direct backlight including means for improving the brightness uniformity
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Planar Illumination Modules (AREA)
CNA2006100871031A 2005-06-10 2006-06-09 导光板、背光组件以及具有该背光组件的液晶显示装置 Pending CN1877374A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1020050049910A KR20060128448A (ko) 2005-06-10 2005-06-10 도광판, 이를 갖는 백라이트 어셈블리 및 액정표시장치
KR1020050049910 2005-06-10
KR1020050082045 2005-09-05

Publications (1)

Publication Number Publication Date
CN1877374A true CN1877374A (zh) 2006-12-13

Family

ID=37509858

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2006100871031A Pending CN1877374A (zh) 2005-06-10 2006-06-09 导光板、背光组件以及具有该背光组件的液晶显示装置

Country Status (2)

Country Link
KR (1) KR20060128448A (ko)
CN (1) CN1877374A (ko)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8345187B2 (en) 2009-01-19 2013-01-01 Hitachi Displays, Ltd. Liquid crystal display device
CN101403834B (zh) * 2007-10-02 2013-03-20 三星显示有限公司 背光组件
CN103365057A (zh) * 2012-04-09 2013-10-23 扬升照明股份有限公司 投影装置
CN102066836B (zh) * 2008-06-23 2014-09-03 索尼公司 面光源装置及显示器
CN106019713A (zh) * 2016-07-28 2016-10-12 京东方科技集团股份有限公司 一种准直背光源和显示装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100881332B1 (ko) * 2005-10-19 2009-02-02 김정순 도광판
KR100868922B1 (ko) * 2007-01-29 2008-11-17 제일모직주식회사 불규칙한 외형의 메인프리즘 및 크로스프리즘을 포함하는액정표시장치용 도광판

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101403834B (zh) * 2007-10-02 2013-03-20 三星显示有限公司 背光组件
CN102066836B (zh) * 2008-06-23 2014-09-03 索尼公司 面光源装置及显示器
US8345187B2 (en) 2009-01-19 2013-01-01 Hitachi Displays, Ltd. Liquid crystal display device
CN101782700B (zh) * 2009-01-19 2014-09-17 株式会社日立显示器 液晶显示装置
CN103365057A (zh) * 2012-04-09 2013-10-23 扬升照明股份有限公司 投影装置
US9052087B2 (en) 2012-04-09 2015-06-09 Young Lighting Technology Inc. Display and projection device
CN103365057B (zh) * 2012-04-09 2015-12-02 扬升照明股份有限公司 投影装置
CN106019713A (zh) * 2016-07-28 2016-10-12 京东方科技集团股份有限公司 一种准直背光源和显示装置

Also Published As

Publication number Publication date
KR20060128448A (ko) 2006-12-14

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Open date: 20061213