CN1629711A - 适于再现已知光源颜色的光控制系统 - Google Patents
适于再现已知光源颜色的光控制系统 Download PDFInfo
- Publication number
- CN1629711A CN1629711A CNA2004100965720A CN200410096572A CN1629711A CN 1629711 A CN1629711 A CN 1629711A CN A2004100965720 A CNA2004100965720 A CN A2004100965720A CN 200410096572 A CN200410096572 A CN 200410096572A CN 1629711 A CN1629711 A CN 1629711A
- Authority
- CN
- China
- Prior art keywords
- light
- signal
- desired value
- light source
- target
- 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.)
- Pending
Links
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/20—Controlling the colour of the light
- H05B45/22—Controlling the colour of the light using optical feedback
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/20—Controlling the colour of the light
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Led Devices (AREA)
- Semiconductor Lasers (AREA)
Abstract
Description
Claims (15)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/741,245 | 2003-12-18 | ||
US10/741,245 US7026769B2 (en) | 2003-12-18 | 2003-12-18 | Luminary control system adapted for reproducing the color of a known light source |
Publications (1)
Publication Number | Publication Date |
---|---|
CN1629711A true CN1629711A (zh) | 2005-06-22 |
Family
ID=33553091
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNA2004100965720A Pending CN1629711A (zh) | 2003-12-18 | 2004-12-03 | 适于再现已知光源颜色的光控制系统 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7026769B2 (zh) |
JP (1) | JP4589713B2 (zh) |
CN (1) | CN1629711A (zh) |
DE (1) | DE102004050889A1 (zh) |
GB (1) | GB2409291B (zh) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6894442B1 (en) * | 2003-12-18 | 2005-05-17 | Agilent Technologies, Inc. | Luminary control system |
US7348949B2 (en) * | 2004-03-11 | 2008-03-25 | Avago Technologies Ecbu Ip Pte Ltd | Method and apparatus for controlling an LED based light system |
US20050273237A1 (en) * | 2004-05-21 | 2005-12-08 | Jyh-Haur Huang | Control method and control structure for lighting system |
US7218656B2 (en) * | 2004-05-26 | 2007-05-15 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Control of spectral content of a laser diode light source |
US20060000963A1 (en) * | 2004-06-30 | 2006-01-05 | Ng Kee Y | Light source calibration |
WO2006006537A1 (ja) * | 2004-07-12 | 2006-01-19 | Sony Corporation | バックライトユニットの駆動装置及びその駆動方法 |
GB2419750B (en) * | 2004-10-28 | 2007-03-21 | Premier Image Technology Corp | LED controller and control method thereof |
JP2006202602A (ja) * | 2005-01-20 | 2006-08-03 | Sugatsune Ind Co Ltd | 可変色照明装置 |
CA2616958A1 (en) * | 2005-05-20 | 2006-11-23 | Tir Technology Lp | Multicolour chromaticity sensor |
CN100566486C (zh) * | 2005-06-29 | 2009-12-02 | 皇家飞利浦电子股份有限公司 | 用于控制led光源光输出的控制系统 |
US7709774B2 (en) | 2005-10-19 | 2010-05-04 | Koninklijke Philips Electronics N.V. | Color lighting device |
TWI293543B (en) * | 2005-12-07 | 2008-02-11 | Ind Tech Res Inst | Illumination brightness and color control system and method thereof |
TWI326381B (en) * | 2005-12-23 | 2010-06-21 | Gigno Technology Co Ltd | Backlight module for liquid crystal display device |
EP2016807A4 (en) * | 2006-04-21 | 2011-02-16 | Koninkl Philips Electronics Nv | METHOD AND DEVICE FOR LIGHT LEVEL CONTROL |
JP5535632B2 (ja) * | 2006-09-28 | 2014-07-02 | コーニンクレッカ フィリップス エヌ ヴェ | ランプの光出力のカラーを制御する方法 |
US20080172197A1 (en) * | 2007-01-11 | 2008-07-17 | Motorola, Inc. | Single laser multi-color projection display with quantum dot screen |
DE102007040873B4 (de) * | 2007-08-29 | 2017-07-20 | Osram Gmbh | Beleuchtungsvorrichtung und Verfahren zur Anpassung einer Abstrahlcharakteristik einer Beleuchtungsvorrichtung |
US8264448B2 (en) * | 2007-09-21 | 2012-09-11 | Point Somee Limited Liability Company | Regulation of wavelength shift and perceived color of solid state lighting with temperature variation |
US7800315B2 (en) * | 2007-09-21 | 2010-09-21 | Exclara, Inc. | System and method for regulation of solid state lighting |
US8368636B2 (en) * | 2007-09-21 | 2013-02-05 | Point Somee Limited Liability Company | Regulation of wavelength shift and perceived color of solid state lighting with intensity variation |
US8253666B2 (en) | 2007-09-21 | 2012-08-28 | Point Somee Limited Liability Company | Regulation of wavelength shift and perceived color of solid state lighting with intensity and temperature variation |
US8358263B2 (en) * | 2008-02-26 | 2013-01-22 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Color control of a backlighting system |
DE112009002327A5 (de) * | 2008-09-22 | 2011-09-29 | Tridonic Atco Gmbh & Co. Kg | Vorrichtung zum Betreiben von LEDs |
JP5313711B2 (ja) * | 2009-01-29 | 2013-10-09 | 株式会社ミツトヨ | 光学式測定装置 |
DE102010003949A1 (de) | 2009-04-22 | 2010-10-28 | Ledon Lighting Jennersdorf Gmbh | Abgleichsystem zum Anpassen der Lichtparameter von LED-Lichtquellen |
US8395312B2 (en) * | 2010-04-19 | 2013-03-12 | Bridgelux, Inc. | Phosphor converted light source having an additional LED to provide long wavelength light |
US8952631B2 (en) * | 2011-03-15 | 2015-02-10 | Telelumen Llc | Method of optimizing light output during light replication |
KR101977240B1 (ko) * | 2012-03-19 | 2019-05-10 | 엘지디스플레이 주식회사 | Led의 정전류 제어 장치와 이를 이용한 액정표시장치 |
RU2540401C2 (ru) * | 2013-02-05 | 2015-02-10 | Федеральное государственное образовательное бюджетное учреждение высшего профессионального образования "Сибирский государственный университет телекоммуникаций и информатики" (ФГОБУ ВПО "СибГУТИ") | Устройство управления освещением по среднему значению тока |
US20210383403A1 (en) * | 2014-01-15 | 2021-12-09 | Federal Law Enforcement Development Services, Inc. | UV, SOUND POINT, iA OPERATING SYSTEM |
FR3109919B1 (fr) * | 2020-05-05 | 2022-11-11 | Valeo Vision | Procédé de contrôle d’un système lumineux de véhicule automobile |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0765963A (ja) * | 1993-08-25 | 1995-03-10 | Shimizu Corp | 自然光再現システム |
US6965205B2 (en) * | 1997-08-26 | 2005-11-15 | Color Kinetics Incorporated | Light emitting diode based products |
US6777891B2 (en) * | 1997-08-26 | 2004-08-17 | Color Kinetics, Incorporated | Methods and apparatus for controlling devices in a networked lighting system |
US6717376B2 (en) * | 1997-08-26 | 2004-04-06 | Color Kinetics, Incorporated | Automotive information systems |
US6781329B2 (en) * | 1997-08-26 | 2004-08-24 | Color Kinetics Incorporated | Methods and apparatus for illumination of liquids |
US6793374B2 (en) * | 1998-09-17 | 2004-09-21 | Simon H. A. Begemann | LED lamp |
US6495964B1 (en) * | 1998-12-18 | 2002-12-17 | Koninklijke Philips Electronics N.V. | LED luminaire with electrically adjusted color balance using photodetector |
JP2002164182A (ja) * | 2000-11-24 | 2002-06-07 | Moriyama Sangyo Kk | カラー照明装置 |
US6801003B2 (en) * | 2001-03-13 | 2004-10-05 | Color Kinetics, Incorporated | Systems and methods for synchronizing lighting effects |
US6630801B2 (en) * | 2001-10-22 | 2003-10-07 | Lümileds USA | Method and apparatus for sensing the color point of an RGB LED white luminary using photodiodes |
US6552495B1 (en) * | 2001-12-19 | 2003-04-22 | Koninklijke Philips Electronics N.V. | Adaptive control system and method with spatial uniform color metric for RGB LED based white light illumination |
US6753661B2 (en) * | 2002-06-17 | 2004-06-22 | Koninklijke Philips Electronics N.V. | LED-based white-light backlighting for electronic displays |
EP1579732B1 (en) | 2002-12-20 | 2014-06-18 | Koninklijke Philips N.V. | Sensing light emitted from multiple light sources |
-
2003
- 2003-12-18 US US10/741,245 patent/US7026769B2/en not_active Expired - Lifetime
-
2004
- 2004-10-19 DE DE102004050889A patent/DE102004050889A1/de not_active Withdrawn
- 2004-11-17 GB GB0425363A patent/GB2409291B/en not_active Expired - Fee Related
- 2004-12-03 CN CNA2004100965720A patent/CN1629711A/zh active Pending
- 2004-12-17 JP JP2004366256A patent/JP4589713B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2005183393A (ja) | 2005-07-07 |
JP4589713B2 (ja) | 2010-12-01 |
GB2409291A (en) | 2005-06-22 |
US20050134197A1 (en) | 2005-06-23 |
DE102004050889A1 (de) | 2005-07-21 |
GB2409291B (en) | 2007-08-08 |
GB0425363D0 (en) | 2004-12-22 |
US7026769B2 (en) | 2006-04-11 |
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Effective date of registration: 20061222 Address after: Singapore Singapore City Applicant after: Annwa high tech ECBU IP (Singapore) Pte Ltd Address before: Singapore Singapore City Applicant before: Avago Technologies General IP (Singapore) Pte. Ltd. |
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