WO2005116972A1 - Chroma compensated backlit display - Google Patents
Chroma compensated backlit display Download PDFInfo
- Publication number
- WO2005116972A1 WO2005116972A1 PCT/US2005/018090 US2005018090W WO2005116972A1 WO 2005116972 A1 WO2005116972 A1 WO 2005116972A1 US 2005018090 W US2005018090 W US 2005018090W WO 2005116972 A1 WO2005116972 A1 WO 2005116972A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- leds
- group
- light
- sensors
- chrominance
- Prior art date
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
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/3406—Control of illumination source
- G09G3/3413—Details of control of colour illumination sources
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
-
- 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
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/04—Maintaining the quality of display appearance
- G09G2320/043—Preventing or counteracting the effects of ageing
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0606—Manual adjustment
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0666—Adjustment of display parameters for control of colour parameters, e.g. colour temperature
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020067025953A KR101184751B1 (en) | 2004-05-24 | 2005-05-24 | Chroma compensated backlit display |
JP2007515237A JP5065015B2 (en) | 2004-05-24 | 2005-05-24 | Chromaticity compensated backlit display |
EP05754292A EP1749292A1 (en) | 2004-05-24 | 2005-05-24 | Chroma compensated backlit display |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/853,484 US7339332B2 (en) | 2004-05-24 | 2004-05-24 | Chroma compensated backlit display |
US10/853,484 | 2004-05-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005116972A1 true WO2005116972A1 (en) | 2005-12-08 |
Family
ID=34971138
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2005/018090 WO2005116972A1 (en) | 2004-05-24 | 2005-05-24 | Chroma compensated backlit display |
Country Status (5)
Country | Link |
---|---|
US (1) | US7339332B2 (en) |
EP (1) | EP1749292A1 (en) |
JP (1) | JP5065015B2 (en) |
KR (1) | KR101184751B1 (en) |
WO (1) | WO2005116972A1 (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007199648A (en) * | 2006-01-26 | 2007-08-09 | Au Optronics Corp | Driver and method for driving a semiconductor light emitting device array |
JP2007206282A (en) * | 2006-01-31 | 2007-08-16 | Toshiba Corp | Information processor and brightness control method |
WO2007129241A2 (en) | 2006-05-04 | 2007-11-15 | Philips Intellectual Property & Standards Gmbh | Lighting device with an array of controlled emitters with shared control and feedback |
JP2011504605A (en) * | 2007-11-15 | 2011-02-10 | クリー インコーポレイテッド | Apparatus and method for selecting a light emitter for a transmissive display |
US7920111B2 (en) | 2006-09-26 | 2011-04-05 | Samsung Electronics Co., Ltd. | LED-based optical system and method of compensating for aging thereof |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7573209B2 (en) * | 2004-10-12 | 2009-08-11 | Koninklijke Philips Electronics N.V. | Method and system for feedback and control of a luminaire |
US20060104537A1 (en) * | 2004-11-12 | 2006-05-18 | Sozotek, Inc. | System and method for image enhancement |
US7324080B1 (en) * | 2004-12-03 | 2008-01-29 | Sysview Technology, Inc. | Backlighting in liquid crystal flat panel display |
US7990352B2 (en) | 2005-02-23 | 2011-08-02 | Money Park Investments Ltd. | Monochromatic liquid crystal display for colors |
JP4441426B2 (en) * | 2005-03-22 | 2010-03-31 | シャープ株式会社 | Surface illumination device and liquid crystal display device including the same |
JP2007005014A (en) * | 2005-06-21 | 2007-01-11 | Toshiba Matsushita Display Technology Co Ltd | Illumination device and liquid crystal display device |
US7926300B2 (en) * | 2005-11-18 | 2011-04-19 | Cree, Inc. | Adaptive adjustment of light output of solid state lighting panels |
US8514210B2 (en) * | 2005-11-18 | 2013-08-20 | Cree, Inc. | Systems and methods for calibrating solid state lighting panels using combined light output measurements |
WO2007061811A1 (en) | 2005-11-18 | 2007-05-31 | Cree, Inc. | Solid state lighting panels with variable voltage boost current sources |
US7800876B2 (en) * | 2006-01-09 | 2010-09-21 | Microsemi Corp. - Analog Mixed Signal Group Ltd. | Fault detection mechanism for LED backlighting |
KR100811737B1 (en) * | 2006-01-11 | 2008-03-11 | 엘지이노텍 주식회사 | led lighting circuit and led lighting method |
KR101186617B1 (en) * | 2006-02-21 | 2012-09-27 | 엘지이노텍 주식회사 | apparatus for preventing wave noises of LED drive |
TW200737070A (en) * | 2006-02-23 | 2007-10-01 | Powerdsine Ltd | Voltage controlled backlight driver |
US7511696B2 (en) * | 2006-03-15 | 2009-03-31 | Honeywell International Inc. | Display with reduced power light source |
US20080041489A1 (en) * | 2006-03-28 | 2008-02-21 | Hiyoshi Tatsuno | Oil supply apparatus |
CN101421556A (en) * | 2006-04-19 | 2009-04-29 | 夏普株式会社 | Illuminating device and liquid crystal display comprising same |
EP2035745B1 (en) | 2006-05-31 | 2020-04-29 | IDEAL Industries Lighting LLC | Lighting device with color control, and method of lighting |
EP2064922A2 (en) * | 2006-09-06 | 2009-06-03 | Philips Intellectual Property & Standards GmbH | Generating light by color mixing |
US20080079686A1 (en) * | 2006-09-28 | 2008-04-03 | Honeywell International Inc. | LCD panel with scanning backlight |
WO2008050293A1 (en) * | 2006-10-27 | 2008-05-02 | Koninklijke Philips Electronics N.V. | A color controlled light source and a method for controlling color generation in a light source |
DE602007007809D1 (en) * | 2006-10-27 | 2010-08-26 | Philips Intellectual Property | COLOR-CONTROLLED LIGHT SOURCE AND METHOD FOR CONTROLLING COLOR PRODUCTION IN A LIGHT SOURCE |
US8531382B2 (en) * | 2006-11-29 | 2013-09-10 | Sharp Kabushiki Kaisha | White LED backlight device with color compensation and display device using the same |
US20080136770A1 (en) * | 2006-12-07 | 2008-06-12 | Microsemi Corp. - Analog Mixed Signal Group Ltd. | Thermal Control for LED Backlight |
JP2010513944A (en) * | 2006-12-13 | 2010-04-30 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Light-emitting diode control method and corresponding optical sensor array, backlight, and liquid crystal display |
WO2008090499A2 (en) * | 2007-01-23 | 2008-07-31 | Koninklijke Philips Electronics N.V. | Color-controlled backlit display device |
JP2010530986A (en) * | 2007-06-13 | 2010-09-16 | トムソン ライセンシング | Image display device with two adjustment stages |
US7718942B2 (en) * | 2007-10-09 | 2010-05-18 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Illumination and color management system |
US7671542B2 (en) | 2007-11-07 | 2010-03-02 | Au Optronics Corporation | Color control of multi-zone LED backlight |
US8267542B2 (en) * | 2007-11-15 | 2012-09-18 | Cree, Inc. | Apparatus and methods for selecting light emitters |
US8866410B2 (en) | 2007-11-28 | 2014-10-21 | Cree, Inc. | Solid state lighting devices and methods of manufacturing the same |
TW200944702A (en) * | 2008-02-06 | 2009-11-01 | Microsemi Corp | Single LED string lighting |
US8916890B2 (en) * | 2008-03-19 | 2014-12-23 | Cree, Inc. | Light emitting diodes with light filters |
US8843331B2 (en) * | 2008-08-21 | 2014-09-23 | Microsemi Corporation | Light emitting diode fault monitoring |
US10210750B2 (en) | 2011-09-13 | 2019-02-19 | Lutron Electronics Co., Inc. | System and method of extending the communication range in a visible light communication system |
KR101511128B1 (en) * | 2008-11-17 | 2015-04-10 | 삼성디스플레이 주식회사 | Method for driving light emitting diode, back light assembly for performing the method and display apparatus having the back light assembly |
US7967652B2 (en) * | 2009-02-19 | 2011-06-28 | Cree, Inc. | Methods for combining light emitting devices in a package and packages including combined light emitting devices |
US8333631B2 (en) | 2009-02-19 | 2012-12-18 | Cree, Inc. | Methods for combining light emitting devices in a package and packages including combined light emitting devices |
US8390562B2 (en) * | 2009-03-24 | 2013-03-05 | Apple Inc. | Aging based white point control in backlights |
KR101004713B1 (en) * | 2009-04-22 | 2011-01-04 | 주식회사 에피밸리 | Method for dimming control of a display |
KR101580921B1 (en) * | 2009-08-14 | 2015-12-30 | 삼성디스플레이 주식회사 | Display apparatus |
USRE49454E1 (en) | 2010-09-30 | 2023-03-07 | Lutron Technology Company Llc | Lighting control system |
US9059337B1 (en) * | 2013-12-24 | 2015-06-16 | Christie Digital Systems Usa, Inc. | Method, system and apparatus for dynamically monitoring and calibrating display tiles |
EP3118843B1 (en) * | 2015-07-17 | 2020-04-08 | Goodrich Lighting Systems GmbH | Aircraft interior light unit and method of operating an aircraft interior light unit |
CN108520717B (en) * | 2018-04-17 | 2020-06-23 | 京东方科技集团股份有限公司 | Chrominance compensation method and device and display device |
JP7397054B2 (en) | 2021-12-28 | 2023-12-12 | 大和化成工業株式会社 | Connector mounting material |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030043107A1 (en) * | 2001-09-05 | 2003-03-06 | Ruby Joseph H. | LED backlight luminance sensing for LCDs |
US20030076056A1 (en) * | 2001-10-22 | 2003-04-24 | Lumileds Usa | Method and apparatus for sensing the color point of an RGB LED white luminary using photodiodes |
US20030230991A1 (en) * | 2002-06-17 | 2003-12-18 | Koninklijke Philips Electronics N.V. | LED-based white-light backlighting for electronic displays |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL172090B (en) * | 1951-11-08 | Porter Co Inc H K | MATERIAL FOR USE IN FORMING AN ASBESTOS FREE FRICTION ELEMENT, AS WELL AS FRICTION ELEMENT OBTAINED BY APPLICATION OF THE MATERIAL. | |
US3794828A (en) * | 1972-03-15 | 1974-02-26 | Sperry Rand Corp | Illuminating light blending makeup mirrors and electrical control circuit |
JPS48102585A (en) * | 1972-04-04 | 1973-12-22 | ||
FR2248663B1 (en) * | 1972-12-13 | 1978-08-11 | Radiotechnique Compelec | |
US3805065A (en) * | 1973-04-13 | 1974-04-16 | A Williams | Lighting control system |
IL82961A0 (en) | 1987-06-23 | 1987-12-20 | Med Optics Corp | Colored contact lens and methods for the production thereof |
JPS6459318A (en) * | 1987-08-18 | 1989-03-07 | Ibm | Color liquid crystal display device and manufacture thereof |
US5208462A (en) * | 1991-12-19 | 1993-05-04 | Allied-Signal Inc. | Wide bandwidth solid state optical source |
US5532848A (en) * | 1992-11-25 | 1996-07-02 | Canon Information Systems, Inc. | Method and apparatus for adjusting correlated color temperature |
JP3329863B2 (en) * | 1992-12-09 | 2002-09-30 | 松下電工株式会社 | Color mixing method |
US6600175B1 (en) * | 1996-03-26 | 2003-07-29 | Advanced Technology Materials, Inc. | Solid state white light emitter and display using same |
TW383508B (en) * | 1996-07-29 | 2000-03-01 | Nichia Kagaku Kogyo Kk | Light emitting device and display |
US5852343A (en) * | 1996-12-23 | 1998-12-22 | Matsushita Electric Works Researches And Development Laboratory Inc. | Fluorescent lamp with adjustable color temperature |
US5813752A (en) * | 1997-05-27 | 1998-09-29 | Philips Electronics North America Corporation | UV/blue LED-phosphor device with short wave pass, long wave pass band pass and peroit filters |
US5813753A (en) * | 1997-05-27 | 1998-09-29 | Philips Electronics North America Corporation | UV/blue led-phosphor device with efficient conversion of UV/blues light to visible light |
US5847507A (en) * | 1997-07-14 | 1998-12-08 | Hewlett-Packard Company | Fluorescent dye added to epoxy of light emitting diode lens |
US5929999A (en) * | 1998-09-01 | 1999-07-27 | Hewlett-Packard Company | Light source for tristimulus colorimetry |
WO2000019546A1 (en) * | 1998-09-28 | 2000-04-06 | Koninklijke Philips Electronics N.V. | Lighting system |
US6513949B1 (en) * | 1999-12-02 | 2003-02-04 | Koninklijke Philips Electronics N.V. | LED/phosphor-LED hybrid lighting systems |
US6666567B1 (en) * | 1999-12-28 | 2003-12-23 | Honeywell International Inc. | Methods and apparatus for a light source with a raised LED structure |
JP3802766B2 (en) | 2000-03-21 | 2006-07-26 | 古河電気工業株式会社 | Optical device manufacturing method and optical device |
FI109632B (en) * | 2000-11-06 | 2002-09-13 | Nokia Corp | White lighting |
JP3878030B2 (en) * | 2002-02-22 | 2007-02-07 | 富士通株式会社 | Image display device and image display method |
US6680200B2 (en) * | 2002-02-22 | 2004-01-20 | Biolex, Inc. | Led array for illuminating cell well plates and automated rack system for handling the same |
JP3960856B2 (en) * | 2002-05-20 | 2007-08-15 | 富士通株式会社 | Illumination light control device for display unit using optical sensor |
US7119500B2 (en) * | 2003-12-05 | 2006-10-10 | Dialight Corporation | Dynamic color mixing LED device |
-
2004
- 2004-05-24 US US10/853,484 patent/US7339332B2/en active Active
-
2005
- 2005-05-24 KR KR1020067025953A patent/KR101184751B1/en active IP Right Grant
- 2005-05-24 WO PCT/US2005/018090 patent/WO2005116972A1/en active Application Filing
- 2005-05-24 EP EP05754292A patent/EP1749292A1/en not_active Withdrawn
- 2005-05-24 JP JP2007515237A patent/JP5065015B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030043107A1 (en) * | 2001-09-05 | 2003-03-06 | Ruby Joseph H. | LED backlight luminance sensing for LCDs |
US20030076056A1 (en) * | 2001-10-22 | 2003-04-24 | Lumileds Usa | Method and apparatus for sensing the color point of an RGB LED white luminary using photodiodes |
US20030230991A1 (en) * | 2002-06-17 | 2003-12-18 | Koninklijke Philips Electronics N.V. | LED-based white-light backlighting for electronic displays |
Non-Patent Citations (1)
Title |
---|
See also references of EP1749292A1 * |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007199648A (en) * | 2006-01-26 | 2007-08-09 | Au Optronics Corp | Driver and method for driving a semiconductor light emitting device array |
JP4654150B2 (en) * | 2006-01-26 | 2011-03-16 | 友達光電股▲ふん▼有限公司 | Semiconductor light emitting device array driver and driving method thereof |
JP2007206282A (en) * | 2006-01-31 | 2007-08-16 | Toshiba Corp | Information processor and brightness control method |
WO2007129241A2 (en) | 2006-05-04 | 2007-11-15 | Philips Intellectual Property & Standards Gmbh | Lighting device with an array of controlled emitters with shared control and feedback |
WO2007129241A3 (en) * | 2006-05-04 | 2008-03-27 | Philips Intellectual Property | Lighting device with an array of controlled emitters with shared control and feedback |
JP2009535773A (en) * | 2006-05-04 | 2009-10-01 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Lighting device having an array of light emitters to be controlled |
US7920111B2 (en) | 2006-09-26 | 2011-04-05 | Samsung Electronics Co., Ltd. | LED-based optical system and method of compensating for aging thereof |
JP2011504605A (en) * | 2007-11-15 | 2011-02-10 | クリー インコーポレイテッド | Apparatus and method for selecting a light emitter for a transmissive display |
US8878766B2 (en) | 2007-11-15 | 2014-11-04 | Cree, Inc. | Apparatus and methods for selecting light emitters for a transmissive display |
Also Published As
Publication number | Publication date |
---|---|
KR101184751B1 (en) | 2012-09-20 |
EP1749292A1 (en) | 2007-02-07 |
US7339332B2 (en) | 2008-03-04 |
JP5065015B2 (en) | 2012-10-31 |
JP2008500583A (en) | 2008-01-10 |
KR20070022727A (en) | 2007-02-27 |
US20050259439A1 (en) | 2005-11-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7339332B2 (en) | Chroma compensated backlit display | |
US7474294B2 (en) | Use of a plurality of light sensors to regulate a direct-firing backlight for a display | |
US7002546B1 (en) | Luminance and chromaticity control of an LCD backlight | |
US8040317B2 (en) | Backlight device having LEDs controlled as a function of target values and influential extent data | |
US20070274093A1 (en) | LED backlight system for LCD displays | |
EP1950730B1 (en) | Backlight and liquid crystal display using the same | |
US20080297066A1 (en) | Illumination Device and Method for Controlling an Illumination Device | |
US7557518B2 (en) | Solid-state, color-balanced backlight with wide illumination range | |
US5886681A (en) | Wide-range dual-backlight display apparatus | |
CA2521588C (en) | Illumination device and control method | |
US6633301B1 (en) | RGB illuminator with calibration via single detector servo | |
CN102454924B (en) | With backlight and the driving method thereof of blue light-emitting diode | |
US20030230991A1 (en) | LED-based white-light backlighting for electronic displays | |
US20060097978A1 (en) | Field-sequential color display with feedback control | |
KR20040053750A (en) | Light source unit and display device | |
JP2004029370A (en) | Surface light source device and liquid crystal display device using the same | |
US7852432B2 (en) | Liquid crystal display apparatus and image control method thereof | |
US20070085789A1 (en) | Multiple primary color display system and method of display using multiple primary colors | |
JPH11295689A (en) | Liquid crystal display device | |
US20120139975A1 (en) | Display Device | |
JP2000315070A (en) | Full color display | |
US7220017B2 (en) | Method and system of controlling bicolor luminary system | |
US20080012820A1 (en) | System and method for achieving desired operation illumination condition for light emitters | |
US11497097B2 (en) | Control of dynamic brightness of light-emitting diode array | |
JPH10240145A (en) | Back light device for liquid crystal display |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KM KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NG NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SM SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2005754292 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2007515237 Country of ref document: JP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWW | Wipo information: withdrawn in national office |
Country of ref document: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1020067025953 Country of ref document: KR |
|
WWP | Wipo information: published in national office |
Ref document number: 2005754292 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 1020067025953 Country of ref document: KR |