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 (cg-RX-API-DMAC7.html)
JP (1) JP2006012818A (cg-RX-API-DMAC7.html)
KR (1) KR20050121076A (cg-RX-API-DMAC7.html)
CN (1) CN1713051A (cg-RX-API-DMAC7.html)
TW (1) TW200606530A (cg-RX-API-DMAC7.html)

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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
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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
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TWI448643B (zh) 2007-05-20 2014-08-11 3M Innovative Properties Co 背光與利用背光之顯示系統
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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
US8123384B2 (en) 2007-07-17 2012-02-28 Cree, 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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KR20110025822A (ko) * 2008-06-13 2011-03-11 쓰리엠 이노베이티브 프로퍼티즈 컴파니 점진적 주입을 갖는 조명 장치
KR101571919B1 (ko) * 2008-06-13 2015-11-25 쓰리엠 이노베이티브 프로퍼티즈 컴파니 시준 광 엔진
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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
CN102483544B (zh) 2009-09-11 2015-08-12 杜比实验室特许公司 具有并入了反射层的背光的显示器
EP2478402A2 (en) * 2009-09-16 2012-07-25 Koninklijke Philips Electronics N.V. Optical element
US8355093B2 (en) * 2010-03-16 2013-01-15 Lg Electronics Inc. Backlight unit and display device
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
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KR102236710B1 (ko) * 2014-04-10 2021-04-06 엘지이노텍 주식회사 광학 부재, 및 이를 포함하는 백라이트 유닛
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CN109407407B (zh) * 2018-12-21 2021-10-22 厦门天马微电子有限公司 显示装置
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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
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Also Published As

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

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