WO2012116904A1 - Lighting device and method of automatically controlling color temperature - Google Patents

Lighting device and method of automatically controlling color temperature Download PDF

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Publication number
WO2012116904A1
WO2012116904A1 PCT/EP2012/052869 EP2012052869W WO2012116904A1 WO 2012116904 A1 WO2012116904 A1 WO 2012116904A1 EP 2012052869 W EP2012052869 W EP 2012052869W WO 2012116904 A1 WO2012116904 A1 WO 2012116904A1
Authority
WO
WIPO (PCT)
Prior art keywords
led lighting
lighting device
color temperature
lighting assembly
led
Prior art date
Application number
PCT/EP2012/052869
Other languages
English (en)
French (fr)
Inventor
Chenglong Dai
Yaojun Feng
Nimchung Ku
Canbang Yang
Original Assignee
Osram Ag
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 Osram Ag filed Critical Osram Ag
Publication of WO2012116904A1 publication Critical patent/WO2012116904A1/en

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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
    • H05B45/28—Controlling the colour of the light using temperature feedback
PCT/EP2012/052869 2011-02-28 2012-02-20 Lighting device and method of automatically controlling color temperature WO2012116904A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110047983.0 2011-02-28
CN2011100479830A CN102651933A (zh) 2011-02-28 2011-02-28 照明装置及自动控制该照明装置发射的光线的色温的方法

Publications (1)

Publication Number Publication Date
WO2012116904A1 true WO2012116904A1 (en) 2012-09-07

Family

ID=45876685

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/052869 WO2012116904A1 (en) 2011-02-28 2012-02-20 Lighting device and method of automatically controlling color temperature

Country Status (2)

Country Link
CN (1) CN102651933A (zh)
WO (1) WO2012116904A1 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9910575B2 (en) 2012-10-24 2018-03-06 Philips Lighting Holding B.V. Assisting a user in selecting a lighting device design
CN115426739A (zh) * 2022-11-04 2022-12-02 东莞锐视光电科技有限公司 一种led驱动控制的方法及系统

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114245535B (zh) * 2021-11-29 2024-02-20 厦门普为光电科技有限公司 具可调色温功能的照明系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060081773A1 (en) * 2003-06-23 2006-04-20 Advanced Optical Technologies, Llc Optical integrating chamber lighting using multiple color sources
US20090315482A1 (en) * 2008-06-22 2009-12-24 Ko Yung Yu Light emitting apparatus capable of controlling lighting color and method thereof
WO2010150138A1 (en) * 2009-06-24 2010-12-29 Koninklijke Philips Electronics N.V. Color lighting system to influence perception of ambient temperature

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060081773A1 (en) * 2003-06-23 2006-04-20 Advanced Optical Technologies, Llc Optical integrating chamber lighting using multiple color sources
US20090315482A1 (en) * 2008-06-22 2009-12-24 Ko Yung Yu Light emitting apparatus capable of controlling lighting color and method thereof
WO2010150138A1 (en) * 2009-06-24 2010-12-29 Koninklijke Philips Electronics N.V. Color lighting system to influence perception of ambient temperature

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9910575B2 (en) 2012-10-24 2018-03-06 Philips Lighting Holding B.V. Assisting a user in selecting a lighting device design
CN115426739A (zh) * 2022-11-04 2022-12-02 东莞锐视光电科技有限公司 一种led驱动控制的方法及系统
CN115426739B (zh) * 2022-11-04 2023-03-24 东莞锐视光电科技有限公司 一种led驱动控制的方法及系统

Also Published As

Publication number Publication date
CN102651933A (zh) 2012-08-29

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