KR20050121076A - 백라이트 어셈블리 및 이를 이용한 표시장치 - Google Patents

백라이트 어셈블리 및 이를 이용한 표시장치 Download PDF

Info

Publication number
KR20050121076A
KR20050121076A KR1020040046224A KR20040046224A KR20050121076A KR 20050121076 A KR20050121076 A KR 20050121076A KR 1020040046224 A KR1020040046224 A KR 1020040046224A KR 20040046224 A KR20040046224 A KR 20040046224A KR 20050121076 A KR20050121076 A KR 20050121076A
Authority
KR
South Korea
Prior art keywords
light
substrate
light source
backlight assembly
reflecting
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.)
Ceased
Application number
KR1020040046224A
Other languages
English (en)
Korean (ko)
Inventor
김희곤
이희춘
정재호
하주화
Original Assignee
삼성전자주식회사
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 삼성전자주식회사 filed Critical 삼성전자주식회사
Priority to KR1020040046224A priority Critical patent/KR20050121076A/ko
Priority to TW094109037A priority patent/TW200606530A/zh
Priority to US11/097,816 priority patent/US20050280756A1/en
Priority to CNA2005100702024A priority patent/CN1713051A/zh
Priority to JP2005180028A priority patent/JP2006012818A/ja
Publication of KR20050121076A publication Critical patent/KR20050121076A/ko
Ceased legal-status Critical Current

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)
KR1020040046224A 2004-06-21 2004-06-21 백라이트 어셈블리 및 이를 이용한 표시장치 Ceased KR20050121076A (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
KR1020040046224A KR20050121076A (ko) 2004-06-21 2004-06-21 백라이트 어셈블리 및 이를 이용한 표시장치
TW094109037A TW200606530A (en) 2004-06-21 2005-03-24 Backlight assembly and display device having the same
US11/097,816 US20050280756A1 (en) 2004-06-21 2005-03-31 Blacklight assembly and display device having the same
CNA2005100702024A CN1713051A (zh) 2004-06-21 2005-05-10 背光组件和具有该背光组件的显示装置
JP2005180028A JP2006012818A (ja) 2004-06-21 2005-06-21 バックライトアセンブリー及びこれを用いた表示装置

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
KR20050121076A true KR20050121076A (ko) 2005-12-26

Family

ID=35480176

Family Applications (1)

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

Country Status (5)

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

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100742125B1 (ko) * 2006-01-12 2007-07-24 삼성코닝 주식회사 백 라이트 유닛
KR100742753B1 (ko) * 2006-07-31 2007-07-25 주식회사 블루오션디엔씨 발광 다이오드를 이용한 조명 간판
KR100763404B1 (ko) * 2006-05-10 2007-10-04 삼성코닝 주식회사 백 라이트 유닛
KR100764368B1 (ko) * 2006-01-11 2007-10-08 삼성전기주식회사 광 혼합 성능이 향상된 백 라이트 유니트
WO2015156632A1 (ko) * 2014-04-10 2015-10-15 엘지이노텍 주식회사 광학 부재, 및 이를 포함하는 백라이트 유닛
WO2021066329A1 (ko) * 2019-09-30 2021-04-08 삼성전자주식회사 디스플레이 장치, 디스플레이 장치 제조방법 및 백 라이트 유닛
WO2023277345A1 (ko) * 2021-06-29 2023-01-05 삼성전자주식회사 디스플레이 장치
US11768401B2 (en) 2021-06-29 2023-09-26 Samsung Electronics Co., Ltd. Display apparatus
US11803082B2 (en) 2020-07-20 2023-10-31 Samsung Electronics Co., Ltd. Backlight unit and display apparatus comprising same

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7632004B2 (en) * 2004-07-06 2009-12-15 Tseng-Lu Chien LED night light with more than 1 optics means
US7145125B2 (en) 2003-06-23 2006-12-05 Advanced Optical Technologies, Llc Integrating chamber cone light using LED sources
US7521667B2 (en) 2003-06-23 2009-04-21 Advanced Optical Technologies, Llc Intelligent solid state lighting
EP1640756A1 (en) * 2004-09-27 2006-03-29 Barco N.V. Methods and systems for illuminating
US7628502B2 (en) * 2005-09-22 2009-12-08 Dai Nippon Printing Co., Ltd. Light controlling sheet and surface light source device
JP5614766B2 (ja) 2005-12-21 2014-10-29 クリー インコーポレイテッドＣｒｅｅ Ｉｎｃ． 照明装置
CN100451769C (zh) * 2005-12-28 2009-01-14 光远科技股份有限公司 高均匀化的超薄液晶显示器背光装置
US7478930B2 (en) * 2006-01-12 2009-01-20 Samsung Corning Precision Glass Co., Ltd. Backlight unit with an oxide compound-laminated optical layer
JP4280283B2 (ja) * 2006-01-27 2009-06-17 株式会社オプトデザイン 面照明光源装置及びこれを用いた面照明装置
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
WO2007130536A2 (en) 2006-05-05 2007-11-15 Cree Led Lighting Solutions, Inc. Lighting device
US20080019114A1 (en) * 2006-07-19 2008-01-24 Gert Stuyven Light source having enhanced mixing
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
EP2162785B1 (en) 2007-05-20 2018-03-07 3M Innovative Properties Company Design parameters for thin hollow cavity backlights of the light-recycling type
EP2160644B1 (en) 2007-05-20 2019-05-01 3M Innovative Properties Company Semi-specular components in hollow cavity light recycling backlights
KR101464795B1 (ko) 2007-05-20 2014-11-27 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광 재순환 중공 공동형 디스플레이 백라이트
TWI439641B (zh) 2007-05-20 2014-06-01 3M Innovative Properties Co 用於側面發光型背光之準直光注入器
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
CN101743488B (zh) 2007-07-17 2014-02-26 科锐公司 具有内部光学特性结构的光学元件及其制造方法
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
TWI494655B (zh) 2008-02-07 2015-08-01 3M Innovative Properties Co 具有結構性薄膜之空孔背光裝置及具有該空孔背光裝置之顯示器
WO2009105450A1 (en) 2008-02-22 2009-08-27 3M Innovative Properties Company Backlights having selected output light flux distributions and display systems using same
US8757858B2 (en) 2008-06-04 2014-06-24 3M Innovative Properties Company Hollow backlight with tilted light source
CN102089702B (zh) * 2008-06-13 2014-05-14 3M创新有限公司 准直光引擎
WO2009151842A2 (en) * 2008-06-13 2009-12-17 3M Innovative Properties Company Illumination device with progressive injection
US8240875B2 (en) 2008-06-25 2012-08-14 Cree, Inc. Solid state linear array modules for general illumination
KR20100121138A (ko) * 2009-05-08 2010-11-17 (주)탑나노시스 Ｌｅｄ 백라이트 유닛
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
US9075170B2 (en) * 2009-09-16 2015-07-07 Koninklijke Philips N. V. Optical element
US8355093B2 (en) * 2010-03-16 2013-01-15 Lg Electronics Inc. Backlight unit and display device
JP5433860B2 (ja) 2010-06-25 2014-03-05 株式会社オプトデザイン 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
US20150309247A1 (en) * 2012-11-28 2015-10-29 Konica Minolta, Inc. Illumination apparatus
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
EP2935980B1 (en) * 2014-01-02 2016-06-15 Philips Lighting Holding B.V. Light emitting module
WO2015182797A1 (ko) * 2014-05-27 2015-12-03 주식회사 이아이라이팅 광학 모듈
US20160178907A1 (en) * 2014-12-17 2016-06-23 Htc Corporation Head-mounted electronic device and display thereof
JP6299811B2 (ja) * 2015-11-04 2018-03-28 日亜化学工業株式会社 発光装置
JP6254666B2 (ja) * 2016-11-28 2017-12-27 シャープ株式会社 面光源装置及び液晶表示装置
CN110199222B (zh) * 2017-01-31 2022-03-04 夏普株式会社 照明装置及显示装置
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
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

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100557691B1 (ko) * 1998-04-08 2006-03-07 세이코 엡슨 가부시키가이샤 액정 장치 및 전자 기기
JP3187385B2 (ja) * 1999-03-31 2001-07-11 京セラ株式会社 液晶表示装置
JP4023079B2 (ja) * 2000-08-31 2007-12-19 株式会社日立製作所 面状照明装置及びこれを備えた表示装置
US20050083460A1 (en) * 2001-07-16 2005-04-21 Nippon Sheet Glass Co., Ltd. Semi-transmitting mirror-possessing substrate, and semi-transmitting type liquid crystal display apparatus
US7030945B2 (en) * 2001-08-22 2006-04-18 Nitto Denko Corporation Liquid-crystal display device
JP2004341098A (ja) * 2003-05-14 2004-12-02 Sharp Corp カラー液晶パネル

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100764368B1 (ko) * 2006-01-11 2007-10-08 삼성전기주식회사 광 혼합 성능이 향상된 백 라이트 유니트
KR100742125B1 (ko) * 2006-01-12 2007-07-24 삼성코닝 주식회사 백 라이트 유닛
KR100763404B1 (ko) * 2006-05-10 2007-10-04 삼성코닝 주식회사 백 라이트 유닛
KR100742753B1 (ko) * 2006-07-31 2007-07-25 주식회사 블루오션디엔씨 발광 다이오드를 이용한 조명 간판
WO2015156632A1 (ko) * 2014-04-10 2015-10-15 엘지이노텍 주식회사 광학 부재, 및 이를 포함하는 백라이트 유닛
KR20150117509A (ko) * 2014-04-10 2015-10-20 엘지이노텍 주식회사 광학 부재, 및 이를 포함하는 백라이트 유닛
US10379400B2 (en) 2014-04-10 2019-08-13 Lg Innotek Co., Ltd. Optical member and backlight unit including same
WO2021066329A1 (ko) * 2019-09-30 2021-04-08 삼성전자주식회사 디스플레이 장치, 디스플레이 장치 제조방법 및 백 라이트 유닛
US11768400B2 (en) 2019-09-30 2023-09-26 Samsung Electronics Co., Ltd. Display apparatus including reflective layer, method of manufacturing display apparatus and backlight unit
US11803082B2 (en) 2020-07-20 2023-10-31 Samsung Electronics Co., Ltd. Backlight unit and display apparatus comprising same
WO2023277345A1 (ko) * 2021-06-29 2023-01-05 삼성전자주식회사 디스플레이 장치
US11768401B2 (en) 2021-06-29 2023-09-26 Samsung Electronics Co., Ltd. Display apparatus

Also Published As

Publication number Publication date
US20050280756A1 (en) 2005-12-22
CN1713051A (zh) 2005-12-28
JP2006012818A (ja) 2006-01-12
TW200606530A (en) 2006-02-16

Similar Documents

Publication Publication Date Title
KR20050121076A (ko) 백라이트 어셈블리 및 이를 이용한 표시장치
US7530711B2 (en) Backlight assembly and liquid crystal display module using the same
CN101846847B (zh) 液晶显示装置
CN101354113B (zh) 光学膜、照明装置和显示单元
US20110273643A1 (en) Liquid crystal display device
US6554440B2 (en) Light pipe, plane light source unit and liquid-crystal display device
JP2004061693A (ja) 面状光源装置及びそれを用いた液晶表示装置
WO2001081992A1 (en) Illuminator, image display comprising the same, liquid crystal television, liquid crystal monitor, and liquid crystal information terminal
JP2004311353A (ja) 面状光源装置および該装置を用いた液晶表示装置
US20120229531A1 (en) Display and lighting device
KR101085444B1 (ko) 광학기재, 이를 갖는 백라이트 어셈블리 및 이를 갖는표시장치
JP3518237B2 (ja) 液晶表示装置
US7084941B2 (en) Liquid crystal display device
US11054698B2 (en) Backlight module and display device
KR101827970B1 (ko) 백라이트 유닛 및 그를 이용한 표시장치
WO2008084898A1 (en) Reflection-type display system
KR20080080975A (ko) Ｌｅｄ 백라이트 모듈
WO2009123352A1 (ja) 光源装置および該光源装置を備える表示装置
KR100783810B1 (ko) 고분자 분산형 액정 모드를 채용한 액정 표시 장치
JP2002023163A (ja) 照明装置、並びにそれを用いた画像表示装置、液晶テレビ、液晶モニタ、及び液晶情報端末装置
JPH11231318A5 (OSRAM)
JPH11231318A (ja) 液晶表示装置
KR101236512B1 (ko) 백라이트유닛 및 이를 구비하는 액정표시장치
US20070291508A1 (en) Illumination System for Illuminating Display Devices and Display Device Comprising Such an Illumination System
KR20070084912A (ko) 백라이트 유닛 및 이를 포함하는 액정 표시 장치

Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 20040621

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20090526

Comment text: Request for Examination of Application

Patent event code: PA02011R01I

Patent event date: 20040621

Comment text: Patent Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20100830

Patent event code: PE09021S01D

E601 Decision to refuse application
PE0601 Decision on rejection of patent

Patent event date: 20110127

Comment text: Decision to Refuse Application

Patent event code: PE06012S01D

Patent event date: 20100830

Comment text: Notification of reason for refusal

Patent event code: PE06011S01I