PL2355621T3 - Temperature compensation of luminous flux of LED lights - Google Patents

Temperature compensation of luminous flux of LED lights

Info

Publication number
PL2355621T3
PL2355621T3 PL11153517T PL11153517T PL2355621T3 PL 2355621 T3 PL2355621 T3 PL 2355621T3 PL 11153517 T PL11153517 T PL 11153517T PL 11153517 T PL11153517 T PL 11153517T PL 2355621 T3 PL2355621 T3 PL 2355621T3
Authority
PL
Poland
Prior art keywords
luminous flux
temperature compensation
led lights
lights
led
Prior art date
Application number
PL11153517T
Other languages
Polish (pl)
Inventor
Stefan Metzenroth
Clemens Meyer
Michael Woski
Michael Härtl
Robert Strübl
Markus Rhein
Original Assignee
Siteco Gmbh
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 Siteco Gmbh filed Critical Siteco Gmbh
Publication of PL2355621T3 publication Critical patent/PL2355621T3/en

Links

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]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/56—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits involving measures to prevent abnormal temperature of the LEDs
    • 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]
    • H05B45/10—Controlling the intensity of the light
    • H05B45/18—Controlling the intensity of the light using temperature 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/105—Controlling the light source in response to determined parameters
PL11153517T 2010-02-05 2011-02-07 Temperature compensation of luminous flux of LED lights PL2355621T3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010006998A DE102010006998A1 (en) 2010-02-05 2010-02-05 Temperature compensation of the luminous flux on LED luminaires
EP11153517.5A EP2355621B1 (en) 2010-02-05 2011-02-07 Temperature compensation of luminous flux of LED lights

Publications (1)

Publication Number Publication Date
PL2355621T3 true PL2355621T3 (en) 2020-09-07

Family

ID=44168037

Family Applications (1)

Application Number Title Priority Date Filing Date
PL11153517T PL2355621T3 (en) 2010-02-05 2011-02-07 Temperature compensation of luminous flux of LED lights

Country Status (3)

Country Link
EP (1) EP2355621B1 (en)
DE (1) DE102010006998A1 (en)
PL (1) PL2355621T3 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6333807B2 (en) 2012-05-10 2018-05-30 フィリップス ライティング ホールディング ビー ヴィ LED driver with external temperature compensated illumination control signal modulator
US20140021884A1 (en) 2012-07-18 2014-01-23 Dialight Corporation High ambient temperature led luminaire with thermal compensation circuitry
DE102012224206A1 (en) * 2012-12-21 2014-06-26 Tridonic Gmbh & Co. Kg LED converter with frost start function
DE102013107520A1 (en) 2013-07-16 2015-01-22 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. LED lamp for a luminaire and operating method for this luminaire
ITTV20130177A1 (en) 2013-10-24 2015-04-25 Automotive Lighting Italia Spa FANALE FOR MOTOR VEHICLES PROVIDED WITH A LED LIGHTING DEVICE
DE102013018120B4 (en) 2013-11-29 2022-02-10 Cooper Crouse-Hinds Gmbh Method for monitoring the temperature of a lamp
DE102014118440A1 (en) 2014-12-11 2016-06-16 Siteco Beleuchtungstechnik Gmbh Method and circuit for supplying an LED light source
EP3118279A1 (en) 2015-07-14 2017-01-18 odelo GmbH Method for operating oleds as light sources in vehicle lights, oled as light source comprising lighting means and vehicle light equipped with same
DE102015117852A1 (en) * 2015-10-20 2017-04-20 Technische Universität Darmstadt Method for controlling a lighting device and lighting device
EP3389340B1 (en) 2017-04-13 2020-08-26 Valeo Iluminacion Automotive lamp with compensation of the luminous flux of the light source
FR3085099B1 (en) * 2018-06-22 2023-06-30 Valeo Vision DEVICE FOR CONTROLLING THE ELECTRICAL SUPPLY OF LIGHT SOURCES OF A MOTOR VEHICLE AS A FUNCTION OF VARIATIONS IN THEIR TEMPERATURES
FR3083340B1 (en) * 2018-06-29 2020-07-03 Renault S.A.S METHOD FOR MANAGING THE POWER OF AN OPTICAL MODULE OF A LIGHT-EMITTING DIODE PROJECTOR FOR A MOTOR VEHICLE
EP4094987A4 (en) * 2020-01-20 2023-06-07 Koito Manufacturing Co., Ltd. Ignition circuit and vehicle lamp
DE102021113177A1 (en) 2021-03-16 2022-09-22 HELLA GmbH & Co. KGaA Light body for a lamp of a vehicle, lamp of a vehicle and method for adjusting an electric current of a light source of a light body
WO2022194582A1 (en) * 2021-03-16 2022-09-22 HELLA GmbH & Co. KGaA Light body for a lighting unit of a vehicle, lighting unit of a vehicle, and method for setting the electric current of a light source of a light body

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5198701A (en) * 1990-12-24 1993-03-30 Davies Robert B Current source with adjustable temperature variation
DE19810827A1 (en) 1998-03-12 1999-09-16 Siemens Ag Circuit for temperature dependent current supply to LED
US6285139B1 (en) * 1999-12-23 2001-09-04 Gelcore, Llc Non-linear light-emitting load current control
US7262752B2 (en) * 2001-01-16 2007-08-28 Visteon Global Technologies, Inc. Series led backlight control circuit
DE102004028987A1 (en) * 2004-06-16 2006-01-05 Volkswagen Ag Illumination unit controlling method for motor vehicle, involves increasing or decreasing duty cycle of pulse width modulation when ambient temperature increases or decreases, for adjusting light emission within maximum and minimum values
DE102006046729B4 (en) * 2006-10-02 2008-12-11 Infineon Technologies Ag Power supply circuit with temperature-dependent output current and circuit arrangement with a power supply circuit
DE102009003632B4 (en) * 2009-03-17 2013-05-16 Lear Corporation Gmbh Method and circuit arrangement for controlling a load

Also Published As

Publication number Publication date
DE102010006998A1 (en) 2011-08-11
EP2355621A2 (en) 2011-08-10
EP2355621A3 (en) 2014-01-01
EP2355621B1 (en) 2020-04-01

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