CN202548488U - 液晶显示装置 - Google Patents

液晶显示装置 Download PDF

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Publication number
CN202548488U
CN202548488U CN2011204526323U CN201120452632U CN202548488U CN 202548488 U CN202548488 U CN 202548488U CN 2011204526323 U CN2011204526323 U CN 2011204526323U CN 201120452632 U CN201120452632 U CN 201120452632U CN 202548488 U CN202548488 U CN 202548488U
Authority
CN
China
Prior art keywords
liquid crystal
light
guide plate
led
light guide
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
CN2011204526323U
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.)
Maxell 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
Application granted granted Critical
Publication of CN202548488U publication Critical patent/CN202548488U/zh
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02F1/133603—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)
CN2011204526323U 2010-12-03 2011-11-15 液晶显示装置 Expired - Fee Related CN202548488U (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
CN202548488U true CN202548488U (zh) 2012-11-21

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 After (1)

Application Number Title Priority Date Filing Date
CN2011103621043A Pending CN102486582A (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)

Families Citing this family (7)

* 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
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
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

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060000544A (ko) * 2004-06-29 2006-01-06 삼성전자주식회사 표시 장치용 백라이트, 표시 장치용 광원, 광원용 발광다이오드
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
KR101287636B1 (ko) * 2008-08-25 2013-07-24 엘지디스플레이 주식회사 백라이트 유닛 및 이를 구비한 액정표시장치
US7905617B2 (en) * 2008-09-23 2011-03-15 Samsung LED. Co., Ltd. Backlight unit
JP5263593B2 (ja) * 2008-10-07 2013-08-14 ソニー株式会社 照明装置および表示装置
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

Also Published As

Publication number Publication date
EP2461192A1 (en) 2012-06-06
JP2012119252A (ja) 2012-06-21
CN102486582A (zh) 2012-06-06
US20120140144A1 (en) 2012-06-07

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: HITACHI MAXELL LTD.

Free format text: FORMER OWNER: HITACHI LTD.

Effective date: 20150302

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20150302

Address after: Osaka Japan

Patentee after: Hitachi Maxell, Ltd.

Address before: Tokyo, Japan

Patentee before: Hitachi Consumer Electronics Co.,Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121121

Termination date: 20171115

CF01 Termination of patent right due to non-payment of annual fee