KR100658008B1 - 조명 장치 및 액정 백라이트 장치 - Google Patents

조명 장치 및 액정 백라이트 장치 Download PDF

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Publication number
KR100658008B1
KR100658008B1 KR1020057003184A KR20057003184A KR100658008B1 KR 100658008 B1 KR100658008 B1 KR 100658008B1 KR 1020057003184 A KR1020057003184 A KR 1020057003184A KR 20057003184 A KR20057003184 A KR 20057003184A KR 100658008 B1 KR100658008 B1 KR 100658008B1
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KR
South Korea
Prior art keywords
optical member
liquid crystal
locking member
opening
optical
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
KR1020057003184A
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English (en)
Korean (ko)
Other versions
KR20050050649A (ko
Inventor
마사끼 시미즈
Original Assignee
샤프 가부시키가이샤
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Application filed by 샤프 가부시키가이샤 filed Critical 샤프 가부시키가이샤
Publication of KR20050050649A publication Critical patent/KR20050050649A/ko
Application granted granted Critical
Publication of KR100658008B1 publication Critical patent/KR100658008B1/ko
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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • 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
    • 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
    • G02F1/133604—Direct backlight with lamps
    • 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
    • G02B6/0051—Diffusing 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
    • G02F1/133608—Direct backlight including particular frames or supporting means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
KR1020057003184A 2002-08-28 2003-08-19 조명 장치 및 액정 백라이트 장치 Expired - Fee Related KR100658008B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2002-00249346 2002-08-28
JP2002249346A JP3717876B2 (ja) 2002-08-28 2002-08-28 液晶表示装置
PCT/JP2003/010458 WO2004020899A1 (ja) 2002-08-28 2003-08-19 照明装置及び液晶バックライト装置

Publications (2)

Publication Number Publication Date
KR20050050649A KR20050050649A (ko) 2005-05-31
KR100658008B1 true KR100658008B1 (ko) 2006-12-15

Family

ID=31972570

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020057003184A Expired - Fee Related KR100658008B1 (ko) 2002-08-28 2003-08-19 조명 장치 및 액정 백라이트 장치

Country Status (9)

Country Link
US (1) US7380972B2 (https=)
EP (1) EP1548359A4 (https=)
JP (1) JP3717876B2 (https=)
KR (1) KR100658008B1 (https=)
CN (1) CN1695027B (https=)
AU (1) AU2003254949A1 (https=)
MY (1) MY143254A (https=)
TW (1) TWI315801B (https=)
WO (1) WO2004020899A1 (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4306289B2 (ja) * 2003-03-18 2009-07-29 セイコーエプソン株式会社 液晶表示装置
KR100959785B1 (ko) * 2003-09-16 2010-05-28 삼성전자주식회사 백라이트 어셈블리 및 이를 갖는 액정표시장치
JP4155969B2 (ja) 2004-01-14 2008-09-24 シャープ株式会社 表示装置用照明装置
TWI272421B (en) * 2004-05-13 2007-02-01 Au Optronics Corp Backlight unit and liquid crystal display utilizing the same
KR20060019654A (ko) * 2004-08-28 2006-03-06 삼성전자주식회사 백라이트 어셈블리 및 이를 갖는 액정표시장치
JP2006153954A (ja) * 2004-11-25 2006-06-15 International Display Technology Kk 液晶ディスプレイ
US7686498B2 (en) * 2004-12-28 2010-03-30 Sharp Kabushiki Kaisha Support structure for a light source, a backlight unit for a display device having the support structure, and a display device
US8197114B2 (en) * 2005-05-20 2012-06-12 Sharp Kabushiki Kaisha Chassis for an illuminating unit, and an illuminating unit, a display device and a television receiver incorporating the chassis
JP2008305556A (ja) * 2005-09-27 2008-12-18 Sharp Corp 光源ユニットおよび表示装置
JP2008116832A (ja) 2006-11-07 2008-05-22 Funai Electric Co Ltd 液晶表示装置
JP5061747B2 (ja) * 2007-06-21 2012-10-31 船井電機株式会社 液晶表示装置
CN101377580B (zh) * 2007-08-31 2010-08-25 群康科技(深圳)有限公司 背光模组与液晶显示装置
JP2009139572A (ja) * 2007-12-05 2009-06-25 Sharp Corp 液晶表示装置
CN102027286B (zh) * 2008-05-13 2013-02-13 夏普株式会社 光源装置、显示装置、底座以及侧支架
RU2468283C2 (ru) * 2008-05-13 2012-11-27 Шарп Кабусики Кайся Светоизлучающее устройство и жидкокристаллическое индикаторное устройство
CN102037274A (zh) * 2008-05-21 2011-04-27 夏普株式会社 光源装置和显示装置
CN102439354B (zh) * 2009-05-22 2015-04-08 夏普株式会社 光源装置、照明装置、背光源装置、液晶显示装置及显示装置
KR20100127177A (ko) * 2009-05-25 2010-12-03 삼성전자주식회사 디스플레이장치의 백라이트 장치
ES2351023B1 (es) * 2009-06-04 2011-07-20 Enrique Rota Jovani Dispositivo de iluminacion.
TWI385438B (zh) * 2009-06-30 2013-02-11 Au Optronics Corp 框架結構、背光模組以及顯示模組
US20120176558A1 (en) * 2009-09-30 2012-07-12 Sharp Kabushiki Kaisha Lighting device, display device and television receiver
USRE46781E1 (en) 2009-11-12 2018-04-10 Lg Electronics Inc. Backlight unit and liquid crystal display including the same
KR101693655B1 (ko) 2009-11-12 2017-01-06 엘지전자 주식회사 백라이트 유닛 및 이를 포함하는 액정표시장치
KR20110103074A (ko) * 2010-03-12 2011-09-20 엘지전자 주식회사 디스플레이 장치
KR20110097086A (ko) * 2010-02-24 2011-08-31 삼성전자주식회사 백라이트 어셈블리 및 이를 갖는 표시장치
US20120307523A1 (en) * 2010-02-25 2012-12-06 Sharp Kabushiki Kaisha Light source device and display device
WO2011145355A1 (ja) * 2010-05-19 2011-11-24 シャープ株式会社 照明装置およびそれを備えた表示装置
JP2012109207A (ja) * 2010-10-18 2012-06-07 Meitaku Kogyo Kk 面照明体
US20150241730A1 (en) * 2012-10-04 2015-08-27 Sharp Kabushiki Kaisha Illumination device, display device, and television receiving device
WO2015025394A1 (ja) * 2013-08-22 2015-02-26 堺ディスプレイプロダクト株式会社 照明装置及び表示装置
JP6348794B2 (ja) * 2014-07-25 2018-06-27 明拓工業株式会社 面照明体
WO2017037856A1 (ja) * 2015-08-31 2017-03-09 堺ディスプレイプロダクト株式会社 表示装置
CN109416896B (zh) 2016-07-15 2022-03-01 索尼公司 显示装置
US11683893B2 (en) 2018-12-27 2023-06-20 Saturn Licensing Llc Display apparatus
US10928575B2 (en) 2019-07-02 2021-02-23 Dell Products L.P. Beveled light guide plate
CN114830635B (zh) 2019-12-26 2026-03-20 索尼集团公司 支撑主体和显示设备
WO2022075160A1 (ja) 2020-10-08 2022-04-14 ソニーグループ株式会社 支持体および表示装置

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JP2954377B2 (ja) * 1991-04-15 1999-09-27 株式会社リコー 液晶表示装置の保持構造
JPH1184351A (ja) * 1997-09-11 1999-03-26 Toshiba Corp 液晶表示装置
KR100258839B1 (ko) * 1998-01-24 2000-06-15 윤종용 엘씨디모듈
JP3998810B2 (ja) * 1998-05-28 2007-10-31 三菱電機株式会社 照明装置およびこれを用いた液晶表示装置
JP2000206316A (ja) * 1999-01-11 2000-07-28 Keiwa Inc 光拡散シ―ト及びこれを用いたバックライトユニット
JP2000310775A (ja) * 1999-04-27 2000-11-07 Matsushita Electric Ind Co Ltd 液晶表示装置
JP2000331518A (ja) 1999-05-20 2000-11-30 Sanyo Electric Co Ltd 面光源装置、導光板及び表示装置
JP3719927B2 (ja) * 1999-12-27 2005-11-24 シャープ株式会社 照明装置及び液晶表示器
US20010055075A1 (en) * 2000-06-22 2001-12-27 Shih-Hsuan Wang Liquid crystal display and rotating device of the same
KR100367011B1 (ko) * 2000-08-21 2003-01-09 엘지.필립스 엘시디 주식회사 액정표시장치
JP2002196312A (ja) * 2000-12-25 2002-07-12 Hitachi Ltd 液晶表示装置
JP4805493B2 (ja) * 2001-08-30 2011-11-02 三菱電機株式会社 液晶表示装置
US6846098B2 (en) * 2002-05-16 2005-01-25 Eastman Kodak Company Light diffuser with variable diffusion
JP2004299481A (ja) 2003-03-31 2004-10-28 Murakami Corp 電動リモコン鏡面調整装置
TWI272421B (en) * 2004-05-13 2007-02-01 Au Optronics Corp Backlight unit and liquid crystal display utilizing the same
KR100721564B1 (ko) * 2004-10-19 2007-05-23 삼성에스디아이 주식회사 기판지지 프레임, 상기 프레임을 구비하는 기판지지프레임 조립체, 상기 프레임을 사용한 기판 프레이밍방법, 상기 기판지지 프레임 조립체를 사용한 도너기판제조방법 및 상기 도너기판을 사용한유기전계발광표시장치 제조방법

Also Published As

Publication number Publication date
KR20050050649A (ko) 2005-05-31
JP2004086046A (ja) 2004-03-18
CN1695027B (zh) 2012-04-18
JP3717876B2 (ja) 2005-11-16
AU2003254949A1 (en) 2004-03-19
US7380972B2 (en) 2008-06-03
WO2004020899A1 (ja) 2004-03-11
TW200426463A (en) 2004-12-01
EP1548359A4 (en) 2006-01-18
US20060072343A1 (en) 2006-04-06
CN1695027A (zh) 2005-11-09
TWI315801B (en) 2009-10-11
HK1081636A1 (en) 2006-05-19
MY143254A (en) 2011-04-15
EP1548359A1 (en) 2005-06-29

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