TW200606530A - Backlight assembly and display device having the same - Google Patents

Backlight assembly and display device having the same

Info

Publication number
TW200606530A
TW200606530A TW094109037A TW94109037A TW200606530A TW 200606530 A TW200606530 A TW 200606530A TW 094109037 A TW094109037 A TW 094109037A TW 94109037 A TW94109037 A TW 94109037A TW 200606530 A TW200606530 A TW 200606530A
Authority
TW
Taiwan
Prior art keywords
display device
backlight assembly
light
luminance uniformity
same
Prior art date
Application number
TW094109037A
Other languages
English (en)
Chinese (zh)
Inventor
Heu-Gon Kim
Hea-Chun Lee
Jae-Ho Jung
Ju-Hwa Ha
Original Assignee
Samsung 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of TW200606530A publication Critical patent/TW200606530A/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
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133605—Direct backlight including specially adapted reflectors
    • 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

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)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
TW094109037A 2004-06-21 2005-03-24 Backlight assembly and display device having the same TW200606530A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020040046224A KR20050121076A (ko) 2004-06-21 2004-06-21 백라이트 어셈블리 및 이를 이용한 표시장치

Publications (1)

Publication Number Publication Date
TW200606530A true TW200606530A (en) 2006-02-16

Family

ID=35480176

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094109037A TW200606530A (en) 2004-06-21 2005-03-24 Backlight assembly and display device having the same

Country Status (5)

Country Link
US (1) US20050280756A1 (enExample)
JP (1) JP2006012818A (enExample)
KR (1) KR20050121076A (enExample)
CN (1) CN1713051A (enExample)
TW (1) TW200606530A (enExample)

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KR100742125B1 (ko) * 2006-01-12 2007-07-24 삼성코닝 주식회사 백 라이트 유닛
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KR20070079649A (ko) * 2006-02-03 2007-08-08 삼성전자주식회사 백라이트 어셈블리 및 이를 갖는 표시 장치
US7777166B2 (en) * 2006-04-21 2010-08-17 Cree, Inc. Solid state luminaires for general illumination including closed loop feedback control
JP4944948B2 (ja) 2006-05-05 2012-06-06 クリー インコーポレイテッド 照明装置
KR100763404B1 (ko) * 2006-05-10 2007-10-04 삼성코닝 주식회사 백 라이트 유닛
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JP2008122499A (ja) * 2006-11-09 2008-05-29 Sony Corp 面状光源装置及び液晶表示装置組立体
KR101089483B1 (ko) * 2007-03-13 2011-12-02 다이니폰 인사츠 가부시키가이샤 광학부재, 면광원장치 및 액정표시장치
CN101681056B (zh) 2007-05-20 2013-03-27 3M创新有限公司 中空光循环腔型显示器背光源
CN101681057B (zh) 2007-05-20 2012-07-04 3M创新有限公司 光循环型薄壁中空腔体背光源
US9028108B2 (en) 2007-05-20 2015-05-12 3M Innovative Properties Company Collimating light injectors for edge-lit backlights
WO2008144644A2 (en) 2007-05-20 2008-11-27 3M Innovative Properties Company Semi-specular components in hollow cavity light recycling backlights
JP5119379B2 (ja) * 2007-06-01 2013-01-16 株式会社オプトデザイン 面照明光源装置及び面照明装置
JP4764962B2 (ja) * 2007-06-22 2011-09-07 株式会社オプトデザイン 面照明光源装置及び面照明装置
WO2009012287A1 (en) 2007-07-17 2009-01-22 Cree Led Lighting Solutions, Inc. Optical elements with internal optical features and methods of fabricating same
JP4538675B2 (ja) * 2007-10-26 2010-09-08 株式会社オプトデザイン 面照明ユニット、面照明光源装置、および面照明装置
JP5702151B2 (ja) 2008-02-07 2015-04-15 スリーエム イノベイティブ プロパティズ カンパニー 構造化フィルムを有する中空のバックライト
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US9322973B2 (en) 2009-07-16 2016-04-26 Koninklijke Philips N.V. Lighting device with light sources positioned near the bottom surface of a waveguide
WO2011031802A2 (en) 2009-09-11 2011-03-17 Dolby Laboratories Licensing Corporation Displays incorporating leaky reflectors
CN102576134B (zh) * 2009-09-16 2015-07-22 皇家飞利浦电子股份有限公司 光学元件
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CN102959314B (zh) 2010-06-25 2015-05-06 Opto设计股份有限公司 照明装置
JP5842274B2 (ja) 2011-06-09 2016-01-13 株式会社オプトデザイン 照明装置
JP5598633B1 (ja) * 2012-11-28 2014-10-01 コニカミノルタ株式会社 照明装置
CN104124239A (zh) * 2013-04-29 2014-10-29 展晶科技(深圳)有限公司 发光二极管模组
TWI510841B (zh) * 2013-07-23 2015-12-01 Au Optronics Corp 顯示裝置
JP6045725B2 (ja) * 2014-01-02 2016-12-14 フィリップス ライティング ホールディング ビー ヴィ 発光モジュール
KR102236710B1 (ko) * 2014-04-10 2021-04-06 엘지이노텍 주식회사 광학 부재, 및 이를 포함하는 백라이트 유닛
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JP6299811B2 (ja) * 2015-11-04 2018-03-28 日亜化学工業株式会社 発光装置
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US10809571B2 (en) * 2017-01-31 2020-10-20 Sharp Kabushiki Kaisha Lighting device and display device
CN108227302A (zh) * 2018-01-02 2018-06-29 联想(北京)有限公司 显示屏
US11112652B2 (en) * 2018-12-11 2021-09-07 Lg Display Co., Ltd. Backlight unit and display device including the same technical field
CN109407407B (zh) * 2018-12-21 2021-10-22 厦门天马微电子有限公司 显示装置
CN109946882B (zh) * 2019-04-25 2022-01-11 京东方科技集团股份有限公司 一种背光源及其制备方法和背光模组
KR102723292B1 (ko) * 2019-07-03 2024-10-31 엘지디스플레이 주식회사 색변환 시트, 백라이트 유닛 및 디스플레이 장치
KR102676849B1 (ko) * 2019-09-30 2024-06-21 삼성전자주식회사 디스플레이 장치, 디스플레이 장치 제조방법 및 백 라이트 유닛
KR102852971B1 (ko) 2020-07-20 2025-09-01 삼성전자주식회사 백라이트 유닛 및 이를 포함하는 디스플레이 장치
CN113238409A (zh) * 2021-05-27 2021-08-10 业成科技（成都）有限公司 光源结构、背光模组以及显示装置
KR20230001818A (ko) * 2021-06-29 2023-01-05 삼성전자주식회사 디스플레이 장치
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Also Published As

Publication number Publication date
CN1713051A (zh) 2005-12-28
US20050280756A1 (en) 2005-12-22
JP2006012818A (ja) 2006-01-12
KR20050121076A (ko) 2005-12-26

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