CN102486582A - 液晶显示装置 - Google Patents

液晶显示装置 Download PDF

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Publication number
CN102486582A
CN102486582A CN2011103621043A CN201110362104A CN102486582A CN 102486582 A CN102486582 A CN 102486582A CN 2011103621043 A CN2011103621043 A CN 2011103621043A CN 201110362104 A CN201110362104 A CN 201110362104A CN 102486582 A CN102486582 A CN 102486582A
Authority
CN
China
Prior art keywords
liquid crystal
led
light guide
guide plate
backlight unit
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
CN2011103621043A
Other languages
English (en)
Chinese (zh)
Inventor
山下芳春
贺来信行
赤泽佳之
山元昌弘
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.)
Hitachi Consumer Electronics Co Ltd
Original Assignee
Hitachi Consumer 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 Hitachi Consumer Electronics Co Ltd filed Critical Hitachi Consumer Electronics Co Ltd
Publication of CN102486582A publication Critical patent/CN102486582A/zh
Pending legal-status Critical Current

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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
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • 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
    • 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
    • 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
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0055—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
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0078—Side-by-side arrangements, e.g. for large area displays
    • 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
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0078—Side-by-side arrangements, e.g. for large area displays
    • G02B6/008—Side-by-side arrangements, e.g. for large area displays of the partially overlapping type
    • 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
    • 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

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)
  • Liquid Crystal (AREA)
CN2011103621043A 2010-12-03 2011-11-15 液晶显示装置 Pending CN102486582A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010270149A JP2012119252A (ja) 2010-12-03 2010-12-03 液晶表示装置
JP2010-270149 2010-12-03

Publications (1)

Publication Number Publication Date
CN102486582A true CN102486582A (zh) 2012-06-06

Family

ID=45400833

Family Applications (2)

Application Number Title Priority Date Filing Date
CN2011204526323U Expired - Fee Related CN202548488U (zh) 2010-12-03 2011-11-15 液晶显示装置
CN2011103621043A Pending CN102486582A (zh) 2010-12-03 2011-11-15 液晶显示装置

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN2011204526323U Expired - Fee Related CN202548488U (zh) 2010-12-03 2011-11-15 液晶显示装置

Country Status (4)

Country Link
US (1) US20120140144A1 (enExample)
EP (1) EP2461192A1 (enExample)
JP (1) JP2012119252A (enExample)
CN (2) CN202548488U (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107429885A (zh) * 2015-03-10 2017-12-01 夏普株式会社 照明装置、显示装置以及电视接收装置

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9162613B2 (en) * 2012-08-29 2015-10-20 Yao Hung Huang Vehicle rear light assembly
WO2014097073A1 (en) * 2012-12-18 2014-06-26 Koninklijke Philips N.V. Lighting strip, lighting system, panel support element and modular panel system
JPWO2014141340A1 (ja) * 2013-03-11 2017-02-16 パナソニックＩｐマネジメント株式会社 照明装置及び表示装置
KR102624157B1 (ko) * 2016-05-04 2024-01-19 엘지이노텍 주식회사 조명 모듈 및 이를 구비한 조명 장치
CN109416163B (zh) * 2016-05-04 2021-05-04 Lg伊诺特有限公司 照明模块
KR102628018B1 (ko) * 2016-08-30 2024-01-24 엘지이노텍 주식회사 조명 모듈 및 이를 구비한 조명 장치

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1716347A (zh) * 2004-06-29 2006-01-04 三星电子株式会社 用于显示装置的背光和光源以及发光二极管
CN101660689A (zh) * 2008-08-25 2010-03-03 乐金显示有限公司 背光单元及液晶显示装置
US20100073903A1 (en) * 2008-09-23 2010-03-25 Samsung Electro-Mechanics Co., Ltd. Backlight unit
CN101713503A (zh) * 2008-10-07 2010-05-26 索尼株式会社 照明设备、显示设备以及光调制元件的制造方法

Family Cites Families (13)

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Publication number Priority date Publication date Assignee Title
JP2006339043A (ja) * 2005-06-02 2006-12-14 Fujifilm Holdings Corp 面状照明装置及びそれを備える液晶表示装置
JP4430585B2 (ja) * 2005-06-16 2010-03-10 三菱レイヨン株式会社 面光源装置
KR100780205B1 (ko) * 2006-04-21 2007-11-27 삼성전기주식회사 액정표시장치용 백라이트 유닛
JP2007317466A (ja) * 2006-05-25 2007-12-06 Asahi Techno Kk 面発光装置
JP4949409B2 (ja) * 2006-10-27 2012-06-06 シャープ株式会社 光源装置、バックライト装置、液晶表示装置
JP2010108601A (ja) * 2008-10-28 2010-05-13 Citizen Electronics Co Ltd 面状光源及び液晶表示装置
US8189135B2 (en) * 2008-05-27 2012-05-29 Lg Electronics Inc. LED back-light unit and liquid crystal display device using the same
JP2010021131A (ja) * 2008-06-09 2010-01-28 Hitachi Ltd 表示装置及びそれに用いられるバックライトユニット
TWI434432B (zh) * 2008-07-03 2014-04-11 Samsung Electronics Co Ltd Ｌｅｄ封裝件及具有其之背光單元
WO2010002226A2 (ko) * 2008-07-03 2010-01-07 삼성엘이디 주식회사 Led 패키지 및 그 led 패키지를 포함하는 백라이트 유닛
US8223296B2 (en) * 2008-08-25 2012-07-17 Lg Display Co. Ltd. Backlight unit and liquid crystal display device having the same
JP2010177076A (ja) 2009-01-30 2010-08-12 Hitachi Ltd タンデム型面光源装置及びそれを用いた液晶表示装置
JP5314444B2 (ja) * 2009-02-02 2013-10-16 株式会社エンプラス 面光源装置及びそれを用いた表示装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1716347A (zh) * 2004-06-29 2006-01-04 三星电子株式会社 用于显示装置的背光和光源以及发光二极管
CN101660689A (zh) * 2008-08-25 2010-03-03 乐金显示有限公司 背光单元及液晶显示装置
US20100073903A1 (en) * 2008-09-23 2010-03-25 Samsung Electro-Mechanics Co., Ltd. Backlight unit
CN101713503A (zh) * 2008-10-07 2010-05-26 索尼株式会社 照明设备、显示设备以及光调制元件的制造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107429885A (zh) * 2015-03-10 2017-12-01 夏普株式会社 照明装置、显示装置以及电视接收装置

Also Published As

Publication number Publication date
CN202548488U (zh) 2012-11-21
EP2461192A1 (en) 2012-06-06
JP2012119252A (ja) 2012-06-21
US20120140144A1 (en) 2012-06-07

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Application publication date: 20120606