TWI263093B - Diffusion plate and direct backlight - Google Patents

Diffusion plate and direct backlight

Info

Publication number
TWI263093B
TWI263093B TW093100017A TW93100017A TWI263093B TW I263093 B TWI263093 B TW I263093B TW 093100017 A TW093100017 A TW 093100017A TW 93100017 A TW93100017 A TW 93100017A TW I263093 B TWI263093 B TW I263093B
Authority
TW
Taiwan
Prior art keywords
diffusion
light
base layer
diffusion plate
layer
Prior art date
Application number
TW093100017A
Other languages
English (en)
Chinese (zh)
Other versions
TW200426464A (en
Inventor
Atsushi Hanyu
Original Assignee
Sumitomo Rubber Ind
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 Sumitomo Rubber Ind filed Critical Sumitomo Rubber Ind
Publication of TW200426464A publication Critical patent/TW200426464A/zh
Application granted granted Critical
Publication of TWI263093B publication Critical patent/TWI263093B/zh

Links

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
    • G02F1/133604—Direct backlight with lamps
    • 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
    • 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
    • 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
    • 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
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/46—Fixing elements

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
TW093100017A 2003-01-31 2004-01-02 Diffusion plate and direct backlight TWI263093B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003024738A JP2004235103A (ja) 2003-01-31 2003-01-31 直下型バックライト

Publications (2)

Publication Number Publication Date
TW200426464A TW200426464A (en) 2004-12-01
TWI263093B true TWI263093B (en) 2006-10-01

Family

ID=32953195

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093100017A TWI263093B (en) 2003-01-31 2004-01-02 Diffusion plate and direct backlight

Country Status (3)

Country Link
JP (1) JP2004235103A (ja)
KR (2) KR20040070016A (ja)
TW (1) TWI263093B (ja)

Families Citing this family (35)

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Publication number Priority date Publication date Assignee Title
KR101095631B1 (ko) * 2004-11-06 2011-12-19 삼성전자주식회사 광 확산부재, 이를 갖는 백라이트 어셈블리 및 이를 갖는표시장치
TWI396013B (zh) * 2004-12-21 2013-05-11 Samsung Display Co Ltd 背光組件及具有背光組件之顯示裝置
TWI406042B (zh) * 2004-12-27 2013-08-21 Samsung Display Co Ltd 容接器，具容接器之背光組件，及具背光組件之顯示裝置
US7927004B2 (en) 2004-12-28 2011-04-19 Sharp Kabushiki Kaisha Backlight unit, and a display device including the same
WO2006095552A1 (ja) * 2005-03-10 2006-09-14 Sharp Kabushiki Kaisha バックライトユニット及びこれを備えた表示装置
KR101252272B1 (ko) * 2005-06-30 2013-04-05 엘지이노텍 주식회사 확산판과 이를 이용한 백라이트 유닛
JP2007042462A (ja) * 2005-08-03 2007-02-15 Citizen Electronics Co Ltd 両面発光照明ユニット
JPWO2007037250A1 (ja) * 2005-09-28 2009-04-09 日本ゼオン株式会社 光拡散板およびバックライト装置
JP2007271883A (ja) * 2006-03-31 2007-10-18 Harison Toshiba Lighting Corp 液晶表示装置
KR100811531B1 (ko) * 2006-05-09 2008-03-07 엘지전자 주식회사 확산판을 구비한 백라이트 유닛 및 액정표시장치
KR101323548B1 (ko) * 2006-06-30 2013-10-29 엘지디스플레이 주식회사 백라이트 어셈블리 및 이를 구비한 액정표시장치
US7905650B2 (en) * 2006-08-25 2011-03-15 3M Innovative Properties Company Backlight suitable for display devices
US8228458B2 (en) 2007-01-19 2012-07-24 Sharp Kabushiki Kaisha Backlight unit and liquid crystal display
JP4549358B2 (ja) * 2007-02-20 2010-09-22 シャープ株式会社 バックライト装置及び表示装置
EP2153432B1 (fr) 2007-06-13 2012-09-12 Thomson Licensing Procede et dispositif d'affichage d'images comprenant deux étages de modulation
JP4985154B2 (ja) * 2007-07-03 2012-07-25 ソニー株式会社 光源装置、表示装置および光学部材
DE102007036468A1 (de) 2007-07-23 2009-01-29 Evonik Röhm Gmbh Heckelement für ein Kraftfahrzeug umfassend eine Beleuchtungseinheit
KR100786118B1 (ko) * 2007-08-08 2007-12-18 주식회사 엘지에스 발포수지 확산층을 포함하는 백라이트 유닛
CN102265086A (zh) 2008-12-25 2011-11-30 夏普株式会社 框架、光源装置、显示装置和电视接收机
KR101769171B1 (ko) 2009-10-24 2017-08-17 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광원 및 이를 포함하는 디스플레이 시스템
EP2491440A4 (en) * 2009-10-24 2018-05-02 3M Innovative Properties Company Voided diffuser
US8950924B2 (en) 2009-12-08 2015-02-10 3M Innovative Properties Company Optical constructions incorporating a light guide and low refractive index films
JP2011227265A (ja) * 2010-04-19 2011-11-10 Sumitomo Chemical Co Ltd 樹脂シートおよび液晶表示装置
TWI432850B (zh) * 2011-12-30 2014-04-01 Au Optronics Corp 直下式背光模組及使用其之顯示裝置
CN102661548A (zh) * 2012-05-02 2012-09-12 浙江全加好科技有限公司 一种设有金属散热装置的大功率led景观灯具
CN102661546A (zh) * 2012-05-02 2012-09-12 浙江全加好科技有限公司 一种设有金属散热装置的大功率led草坪灯具
EP2765451B1 (en) 2013-02-08 2019-05-01 Samsung Electronics Co., Ltd Backlit display apparatus having a diffusing plate fixed by a fixing member
JP6177330B2 (ja) * 2013-07-30 2017-08-09 堺ディスプレイプロダクト株式会社 光源装置及び表示装置
JP6300147B2 (ja) * 2014-02-05 2018-03-28 パナソニックＩｐマネジメント株式会社 照明装置
KR20160095396A (ko) * 2015-02-03 2016-08-11 타이코에이엠피 주식회사 Ｕｓｂ 커넥터
KR102395088B1 (ko) * 2015-11-26 2022-05-04 엘지디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 액정 표시 장치
KR200484680Y1 (ko) 2017-07-19 2017-10-17 한은희 반자동 회전식 밀대걸레
CN109407396A (zh) * 2018-10-23 2019-03-01 惠州市华星光电技术有限公司 一种液晶显示装置
CN112128721A (zh) * 2020-09-17 2020-12-25 上海边光实业有限公司 一种发光砖
CN115128864A (zh) * 2021-03-24 2022-09-30 瑞轩科技股份有限公司 显示装置、背光模块以及背光模块的组装方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0573602A (ja) * 1991-09-17 1993-03-26 Oki Electric Ind Co Ltd 自動取引装置
KR20000003630A (ko) * 1998-06-29 2000-01-15 김영환 반도체소자의 저항
TWI276861B (en) * 2001-03-07 2007-03-21 Nitto Denko Corp Liquid crystal cell substrate, the method of producing the same and the liquid crystal display using the same

Also Published As

Publication number Publication date
KR100710242B1 (ko) 2007-04-20
JP2004235103A (ja) 2004-08-19
KR20040070016A (ko) 2004-08-06
TW200426464A (en) 2004-12-01
KR20060134883A (ko) 2006-12-28

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Legal Events

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MM4A Annulment or lapse of patent due to non-payment of fees