HK1132784A1 - Backlight device and display device using same - Google Patents

Backlight device and display device using same

Info

Publication number
HK1132784A1
HK1132784A1 HK09108450.7A HK09108450A HK1132784A1 HK 1132784 A1 HK1132784 A1 HK 1132784A1 HK 09108450 A HK09108450 A HK 09108450A HK 1132784 A1 HK1132784 A1 HK 1132784A1
Authority
HK
Hong Kong
Prior art keywords
same
display device
backlight
backlight device
display
Prior art date
Application number
HK09108450.7A
Other languages
English (en)
Inventor
Eiji Nittou
Original Assignee
Sharp Kk
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 Sharp Kk filed Critical Sharp Kk
Publication of HK1132784A1 publication Critical patent/HK1132784A1/xx

Links

Classifications

    • 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
    • G02B6/0085—Means for removing heat created by the light source from 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
    • G02B6/0066—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
    • G02B6/0081—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
    • G02B6/0091—Positioning aspects of the light source relative to the light guide
    • 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
    • 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
    • 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
    • G02F1/133628—Illuminating devices with cooling means
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0201—Thermal arrangements, e.g. for cooling, heating or preventing overheating
    • H05K1/0203—Cooling of mounted components
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/18—Printed circuits structurally associated with non-printed electric components

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Liquid Crystal (AREA)
HK09108450.7A 2006-09-13 2009-09-16 Backlight device and display device using same HK1132784A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006248523 2006-09-13
PCT/JP2007/058002 WO2008032460A1 (fr) 2006-09-13 2007-04-11 Dispositif de rétroéclairage et dispositif d'affichage utilisant ce dernier

Publications (1)

Publication Number Publication Date
HK1132784A1 true HK1132784A1 (en) 2010-03-05

Family

ID=39183529

Family Applications (1)

Application Number Title Priority Date Filing Date
HK09108450.7A HK1132784A1 (en) 2006-09-13 2009-09-16 Backlight device and display device using same

Country Status (6)

Country Link
US (1) US8192055B2 (ja)
EP (1) EP2063174A4 (ja)
JP (1) JPWO2008032460A1 (ja)
CN (1) CN101506577B (ja)
HK (1) HK1132784A1 (ja)
WO (1) WO2008032460A1 (ja)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200844594A (en) * 2007-02-07 2008-11-16 Showa Denko Kk Light-emitting device and planar light source device
JP5135908B2 (ja) * 2007-06-20 2013-02-06 三菱電機株式会社 表示装置および液晶表示装置
US20100123848A1 (en) * 2008-11-18 2010-05-20 Samsung Electronics Co., Ltd. Led module and liquid crystal display having the same
KR20100092152A (ko) * 2009-02-12 2010-08-20 엘지이노텍 주식회사 백라이트 유닛
JP2011165387A (ja) * 2010-02-05 2011-08-25 Nittoh Kogaku Kk 発光装置およびライン光源装置
JP5535764B2 (ja) * 2010-05-20 2014-07-02 シャープ株式会社 バックライトユニット及び液晶表示装置
CN102262309A (zh) * 2010-05-27 2011-11-30 深圳市新超亮特种显示设备有限公司 一种液晶显示屏
US8567978B2 (en) * 2011-02-18 2013-10-29 Shenzhen China Star Optoelectronics Technology Co., Ltd. Backlight module having a light guide plate and a heat dissipation frame and display apparatus having the same
CN102147085B (zh) * 2011-04-20 2013-04-24 深圳市华星光电技术有限公司 发光二极管光条组件及其背光模组
TWI537646B (zh) * 2011-05-11 2016-06-11 州巧科技股份有限公司 應用於液晶顯示器和背光模組之光源裝置及其製造方法
CN102402063B (zh) * 2011-11-18 2016-03-30 深圳市华星光电技术有限公司 平板显示装置、立体显示装置以及液晶显示装置
CN102376217B (zh) * 2011-11-18 2014-07-23 深圳市华星光电技术有限公司 平板显示装置及立体显示装置
JP5851810B2 (ja) * 2011-11-25 2016-02-03 浜松ホトニクス株式会社 基準光源
JP5563644B2 (ja) * 2012-11-08 2014-07-30 シャープ株式会社 バックライト装置及び液晶表示装置
JP5567642B2 (ja) * 2012-11-08 2014-08-06 シャープ株式会社 バックライト装置及び液晶表示装置
WO2014073493A1 (ja) * 2012-11-08 2014-05-15 シャープ株式会社 バックライト装置及び液晶表示装置
KR102090156B1 (ko) * 2013-07-04 2020-03-18 삼성디스플레이 주식회사 표시장치
CN106802448B (zh) * 2017-03-17 2019-06-25 武汉华星光电技术有限公司 一种背光模组及液晶显示装置
CN109507822A (zh) * 2019-01-14 2019-03-22 惠州市华星光电技术有限公司 背光模组及液晶显示装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001266606A (ja) 2000-03-22 2001-09-28 Yamada Shomei Kk 照明器具
JP2001291406A (ja) 2000-04-07 2001-10-19 Yamada Shomei Kk 照明灯
US6841931B2 (en) * 2001-04-12 2005-01-11 Toyoda Gosei Co., Ltd. LED lamp
JP3708026B2 (ja) * 2001-04-12 2005-10-19 豊田合成株式会社 Ｌｅｄランプ
US6641284B2 (en) * 2002-02-21 2003-11-04 Whelen Engineering Company, Inc. LED light assembly
JP4590283B2 (ja) * 2004-05-21 2010-12-01 シャープ株式会社 バックライトユニット及びそれを備えた液晶表示装置
JP2005353507A (ja) 2004-06-14 2005-12-22 Toyoda Gosei Co Ltd バックライト装置
JP4632720B2 (ja) 2004-08-24 2011-02-16 京セラ株式会社 光源装置、および液晶表示装置
JP4543813B2 (ja) * 2004-08-04 2010-09-15 ソニー株式会社 バックライト装置及びこのバックライト装置を備えた液晶表示装置
CN100498512C (zh) * 2004-10-15 2009-06-10 三洋电机株式会社 投射型视频显示装置
JP4657022B2 (ja) * 2004-10-15 2011-03-23 三洋電機株式会社 投写型映像表示装置
JP2006216244A (ja) * 2005-02-01 2006-08-17 Toshiba Matsushita Display Technology Co Ltd Ｌｅｄバックライト及び液晶表示装置
TWI262342B (en) * 2005-02-18 2006-09-21 Au Optronics Corp Device for fastening lighting unit in backlight module
JP4431070B2 (ja) * 2005-02-28 2010-03-10 シャープ株式会社 面照明装置及びそれを備えた液晶表示装置

Also Published As

Publication number Publication date
CN101506577A (zh) 2009-08-12
JPWO2008032460A1 (ja) 2010-01-21
CN101506577B (zh) 2013-04-17
EP2063174A4 (en) 2011-01-26
US8192055B2 (en) 2012-06-05
US20090316432A1 (en) 2009-12-24
WO2008032460A1 (fr) 2008-03-20
EP2063174A1 (en) 2009-05-27

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20170411