KR20040068354A - Ｌｃｄ 백라이트용 백색광 방출 광원 - Google Patents

Ｌｃｄ 백라이트용 백색광 방출 광원 Download PDF

Info

Publication number
KR20040068354A
KR20040068354A KR10-2004-7010140A KR20047010140A KR20040068354A KR 20040068354 A KR20040068354 A KR 20040068354A KR 20047010140 A KR20047010140 A KR 20047010140A KR 20040068354 A KR20040068354 A KR 20040068354A
Authority
KR
South Korea
Prior art keywords
light
optical fiber
green
color mixing
red
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.)
Withdrawn
Application number
KR10-2004-7010140A
Other languages
English (en)
Korean (ko)
Inventor
무쓰서브라마니안
제이. 피. 슐만스프랭크
엠. 가인스제임스
Original Assignee
코닌클리케 필립스 일렉트로닉스 엔.브이.
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 코닌클리케 필립스 일렉트로닉스 엔.브이. filed Critical 코닌클리케 필립스 일렉트로닉스 엔.브이.
Publication of KR20040068354A publication Critical patent/KR20040068354A/ko
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0028—Light guide, e.g. taper
    • 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
    • G02B6/0066—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 characterised by the light source being coupled to the light guide
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Liquid Crystal (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
KR10-2004-7010140A 2001-12-28 2002-12-12 Ｌｃｄ 백라이트용 백색광 방출 광원 Withdrawn KR20040068354A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/034,207 US6655825B2 (en) 2001-12-28 2001-12-28 White light source for LCD backlight
US10/034,207 2001-12-28
PCT/IB2002/005391 WO2003056369A1 (en) 2001-12-28 2002-12-12 Light source emitting white light for lcd backlight

Publications (1)

Publication Number Publication Date
KR20040068354A true KR20040068354A (ko) 2004-07-30

Family

ID=21874963

Family Applications (1)

Application Number Title Priority Date Filing Date
KR10-2004-7010140A Withdrawn KR20040068354A (ko) 2001-12-28 2002-12-12 Ｌｃｄ 백라이트용 백색광 방출 광원

Country Status (7)

Country Link
US (1) US6655825B2 (enExample)
EP (1) EP1461649A1 (enExample)
JP (1) JP2005513570A (enExample)
KR (1) KR20040068354A (enExample)
CN (1) CN1610846A (enExample)
AU (1) AU2002367221A1 (enExample)
WO (1) WO2003056369A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100771811B1 (ko) * 2005-12-27 2007-10-30 삼성전기주식회사 백색 발광 장치
WO2021141418A1 (ko) * 2020-01-10 2021-07-15 삼성전자주식회사 디스플레이 시스템 및 그 제어 방법

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2003233999A1 (en) * 2002-05-16 2003-12-02 Andrew Stanley Lasota Illuminable display device
US7048401B2 (en) * 2003-01-17 2006-05-23 Palm, Inc. Method and apparatus for directing light to a display and other features in a device
KR100720426B1 (ko) * 2003-02-18 2007-05-22 엘지.필립스 엘시디 주식회사 백라이트 유닛
DE20309248U1 (de) 2003-06-16 2003-09-04 Werbe-Technik Bruno von der Burg, 22885 Barsbüttel Verkaufsdisplay mit einer Beleuchtungsvorrichtung
WO2005024476A1 (en) * 2003-09-08 2005-03-17 Koninklijke Philips Electronics N.V. A light-guiding system comprising a number of light transmission rods
US7390108B1 (en) * 2003-11-04 2008-06-24 Cmc Electronics, Inc. LED source for liquid crystal display
WO2005076602A1 (en) * 2004-01-07 2005-08-18 Koninklijke Philips Electronics N.V. Display apparatus
GB0402766D0 (en) * 2004-02-09 2004-03-10 Invensys Controls Uk Ltd Information display module
US7280726B2 (en) * 2004-02-26 2007-10-09 Fox John S Controlled-intensity multiple-frequency multiple-axis illumination of macroscopic specimens from a single light source using special bifurcated cables
JP4229001B2 (ja) * 2004-06-02 2009-02-25 ソニー株式会社 照明装置及び液晶表示装置
US8324640B2 (en) * 2004-07-02 2012-12-04 GE Lighting Solutions, LLC LED-based edge lit illumination system
TWI257018B (en) * 2004-07-07 2006-06-21 Epistar Corp A back light module with independent light source
DE102005063433B4 (de) 2004-10-29 2009-11-26 Lg Display Co., Ltd. Hintergrundbeleuchtungseinheit und Flüssigkristall-Anzeigevorrichtung
US7201494B2 (en) * 2004-12-27 2007-04-10 Opto Tech Corporation Lighting system of adjustable color temperature
US7581863B2 (en) * 2005-08-04 2009-09-01 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. Laser light source adapted for LCD back-lit displays
US8400607B2 (en) * 2005-10-11 2013-03-19 Barco N.V. Display assemblies and methods of display
US7278340B2 (en) * 2005-10-31 2007-10-09 Jay B Furnish Apparatus for removing and installing a tie rod
US20070115686A1 (en) * 2005-11-23 2007-05-24 Luc Tyberghien Lighting assembly, backlight assembly, display panel, and methods of temperature control
FR2894345B1 (fr) * 2005-12-02 2008-02-08 Thales Sa Dispositif d'eclairage a diodes electroluminescentes et guide de lumiere
US20070127258A1 (en) * 2005-12-07 2007-06-07 Bwt Property, Inc. Projection lighting apparatus for marking and demarcation
FR2898958A1 (fr) * 2006-03-21 2007-09-28 Regenerer Sarl Dispositif de production de lumiere
US7488087B2 (en) * 2006-05-19 2009-02-10 Honeywell International Inc. Light guide and display including a light guide
JPWO2008026683A1 (ja) * 2006-09-01 2010-01-21 パナソニック株式会社 マルチパネル型液晶表示装置
US7766526B2 (en) * 2006-09-13 2010-08-03 Isky Panel Systems, Inc. Illumination system
JP4893250B2 (ja) * 2006-11-13 2012-03-07 株式会社Ｊｖｃケンウッド 投射型表示装置
ES2463515T3 (es) * 2006-11-30 2014-05-28 Tp Vision Holding B.V. Un sistema de montura para una pantalla
US7661862B2 (en) 2006-12-07 2010-02-16 Skc Haas Display Films Co., Ltd. LCD display backlight using elongated illuminators
US8104945B2 (en) * 2007-12-27 2012-01-31 Samsung Led Co., Ltd. Backlight unit implementing local dimming for liquid crystal display device
US8085359B2 (en) * 2008-04-16 2011-12-27 Honeywell International Inc. Folded backlight systems having low index regions that prevent light failing to meet total internal reflection conditions from entering a plate portion and liquid crystal displays using the same
TW201007288A (en) * 2008-08-11 2010-02-16 Advanced Optoelectronic Tech Edge lighting back light unit
US20100097802A1 (en) * 2008-10-20 2010-04-22 Robe Lighting S.R.O. Light collection system for an led luminaire
JP2010218980A (ja) * 2009-03-18 2010-09-30 Sony Corp ファイバーランプ、バックライトおよび液晶表示装置
WO2011025724A1 (en) 2009-08-27 2011-03-03 Dolby Laboratories Licensing Corporation Optical mixing and shaping system for display backlights and displays incorporating the same
EP2320125A1 (en) 2009-11-04 2011-05-11 Koninklijke Philips Electronics N.V. Lighting device
TWI403801B (zh) 2010-06-07 2013-08-01 Univ Nat Chiao Tung 背光模組
DE102010023177A1 (de) * 2010-06-09 2011-12-15 Automotive Lighting Reutlingen Gmbh Lichtmodul für eine Beleuchtungseinrichtung eines Kraftfahrzeugs
CN102313992B (zh) * 2011-03-25 2014-06-04 明基电通有限公司 光传导装置及背光装置
US8787717B2 (en) * 2011-04-26 2014-07-22 Corning Incorporated Systems and methods for coupling light into a transparent sheet
US8724942B2 (en) * 2011-04-26 2014-05-13 Corning Incorporated Light-coupling optical systems and methods employing light-diffusing optical fiber
EP3828606B1 (en) 2011-04-28 2025-11-19 L.E.S.S. Ltd Waveguide apparatus for illumination systems
CN202196243U (zh) * 2011-08-12 2012-04-18 冠捷显示科技（厦门）有限公司 新型全彩液晶显示装置
CN102287717A (zh) * 2011-08-25 2011-12-21 上海交通大学 具有波导结构的背光系统
WO2013109612A1 (en) 2012-01-16 2013-07-25 Filmetrics, Inc. High-lifetime broadband light source for low-power applications
CN202452315U (zh) * 2012-03-16 2012-09-26 京东方科技集团股份有限公司 背光模组及显示装置
EP2882994B1 (en) * 2012-08-07 2020-01-08 University of South Alabama Spectral illumination device and method
CN102966911B (zh) * 2012-11-02 2014-11-26 深圳市华星光电技术有限公司 背光模块及显示装置
US20140192552A1 (en) * 2013-01-06 2014-07-10 Shenzhen China Star Optoelectronics Technology Co., Ltd. Backlight module
TW201441073A (zh) * 2013-04-26 2014-11-01 Hon Hai Prec Ind Co Ltd 發光二極體車燈
TW201504688A (zh) * 2013-07-16 2015-02-01 Hon Hai Prec Ind Co Ltd 背光模組
US20150049505A1 (en) * 2013-08-14 2015-02-19 Garmin Switzerland Gmbh Transparent light guide
EP3058268B1 (en) 2013-10-18 2020-12-30 L.E.S.S. Ltd Waveguide-based illumination apparatus
CN103791325B (zh) * 2014-01-26 2016-03-30 京东方科技集团股份有限公司 一种背光源和透明显示器
CN104980533A (zh) * 2014-04-11 2015-10-14 富泰华精密电子（郑州）有限公司 移动终端
CN104251421B (zh) * 2014-07-31 2016-02-10 京东方科技集团股份有限公司 背光模组、显示装置及其显示方法
JP6659240B2 (ja) * 2015-06-01 2020-03-04 株式会社ユーテクノロジー Ｌｅｄ照明装置
CN106249482B (zh) * 2016-10-11 2019-08-23 京东方科技集团股份有限公司 发光组件、背光源及显示装置
CN116360153A (zh) * 2023-03-03 2023-06-30 深圳康佳电子科技有限公司 一种发光功率器件外置式背光模组、显示模组和显示器

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5031078A (en) * 1989-08-28 1991-07-09 Vari-Lite, Inc. Additive color mixing system with variable hue and saturation light sources
US5303037A (en) * 1992-02-24 1994-04-12 Eaton Corporation Color sensor illumination source employing a lightpipe and multiple LEDs
US5301090A (en) 1992-03-16 1994-04-05 Aharon Z. Hed Luminaire
JP3365529B2 (ja) 1994-05-18 2003-01-14 青木 一男 ３色バックライト光源
GB9413792D0 (en) 1994-07-08 1994-08-24 Pilkington Perkin Elmer Ltd Illumination device
US6152588A (en) * 1994-09-28 2000-11-28 Sdl, Inc. Addressable vehicular lighting system
US5613751A (en) * 1995-06-27 1997-03-25 Lumitex, Inc. Light emitting panel assemblies
JPH09197132A (ja) 1996-01-12 1997-07-31 Casio Comput Co Ltd 照明装置
JPH10104435A (ja) 1996-09-27 1998-04-24 Meitaku Syst:Kk エッジライトパネル用バ−光源及びこれを用いた照明標識装置
US5839813A (en) 1996-10-02 1998-11-24 Delco Electronics Corporation Thin rear combination lamp system
US6428198B1 (en) * 1998-07-07 2002-08-06 Alliedsignal Inc. Display system having a light source separate from a display device
US6513962B1 (en) * 1998-12-17 2003-02-04 Getinge/Castle, Inc. Illumination system adapted for surgical lighting

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100771811B1 (ko) * 2005-12-27 2007-10-30 삼성전기주식회사 백색 발광 장치
WO2021141418A1 (ko) * 2020-01-10 2021-07-15 삼성전자주식회사 디스플레이 시스템 및 그 제어 방법

Also Published As

Publication number Publication date
EP1461649A1 (en) 2004-09-29
AU2002367221A1 (en) 2003-07-15
JP2005513570A (ja) 2005-05-12
WO2003056369A1 (en) 2003-07-10
US6655825B2 (en) 2003-12-02
US20030123261A1 (en) 2003-07-03
CN1610846A (zh) 2005-04-27

Similar Documents

Publication Publication Date Title
KR20040068354A (ko) Ｌｃｄ 백라이트용 백색광 방출 광원
JP5087087B2 (ja) 面状照明装置及びこれを用いた液晶表示装置
US7581863B2 (en) Laser light source adapted for LCD back-lit displays
EP1425538B1 (en) Backlighting transmissive displays
JP2005513570A5 (enExample)
KR100543116B1 (ko) 광원장치, 광학장치 및 액정표시장치
US6036329A (en) Flat light source and passive display utilizing bypass light guide
US20090322985A1 (en) Multi-panel type liquid crystal display device
US20060002146A1 (en) Backlight unit and liquid crystal display device using the same
CN101473256B (zh) 用于基于led的环境光的对称光导结构
EP1970621A1 (en) Planar lighting device and liquid crystal display device
CA2245833A1 (en) Apparatus for lcd backlighting
JP2005107181A (ja) バックライト装置、液晶表示装置
JP4656444B2 (ja) プロジェクタ
JP2000047038A (ja) バックライト装置および表示装置
WO2011111270A1 (ja) 導光セット、照明装置、および表示装置
KR20040086401A (ko) 소형 조명 시스템과 디스플레이 디바이스
US20070263409A1 (en) Light guide plate with reflective light mixing
JP2004226709A (ja) 導光シートおよびそれを用いたディスプレイ照明装置
JP3952859B2 (ja) 導光シートとそれを用いたディスプレイ照明装置
JP2005243430A (ja) 面状光源装置及び表示装置
JP4055809B2 (ja) 光源装置，光学装置および液晶表示装置
JP2008066162A (ja) 面光源及び液晶表示装置
JP2005129241A (ja) 照明装置および画像表示装置
US20080137343A1 (en) Method and apparatus for improving light quality emitted from an HMD lightsource

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20040625

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid