FR3020122B1 - Procede de pilotage d'un feu de signalisation ou d'eclairage a diodes electroluminescentes pour vehicule automobile - Google Patents

Procede de pilotage d'un feu de signalisation ou d'eclairage a diodes electroluminescentes pour vehicule automobile Download PDF

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Publication number
FR3020122B1
FR3020122B1 FR1453595A FR1453595A FR3020122B1 FR 3020122 B1 FR3020122 B1 FR 3020122B1 FR 1453595 A FR1453595 A FR 1453595A FR 1453595 A FR1453595 A FR 1453595A FR 3020122 B1 FR3020122 B1 FR 3020122B1
Authority
FR
France
Prior art keywords
light
controlling
emitting diode
motor vehicle
signaling
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.)
Active
Application number
FR1453595A
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English (en)
Other versions
FR3020122A1 (fr
Inventor
Christophe Maaded
Michel Mahe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Renault SAS
Original Assignee
Renault SAS
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 Renault SAS filed Critical Renault SAS
Priority to FR1453595A priority Critical patent/FR3020122B1/fr
Publication of FR3020122A1 publication Critical patent/FR3020122A1/fr
Application granted granted Critical
Publication of FR3020122B1 publication Critical patent/FR3020122B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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]
    • H05B45/10—Controlling the intensity of the light
    • 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]
    • H05B45/30—Driver circuits
    • H05B45/395—Linear regulators
    • 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]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • H05B45/48—Details of LED load circuits with an active control inside an LED matrix having LEDs organised in strings and incorporating parallel shunting devices
    • 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]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/375—Switched mode power supply [SMPS] using buck topology
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
FR1453595A 2014-04-22 2014-04-22 Procede de pilotage d'un feu de signalisation ou d'eclairage a diodes electroluminescentes pour vehicule automobile Active FR3020122B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1453595A FR3020122B1 (fr) 2014-04-22 2014-04-22 Procede de pilotage d'un feu de signalisation ou d'eclairage a diodes electroluminescentes pour vehicule automobile

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1453595 2014-04-22
FR1453595A FR3020122B1 (fr) 2014-04-22 2014-04-22 Procede de pilotage d'un feu de signalisation ou d'eclairage a diodes electroluminescentes pour vehicule automobile

Publications (2)

Publication Number Publication Date
FR3020122A1 FR3020122A1 (fr) 2015-10-23
FR3020122B1 true FR3020122B1 (fr) 2018-07-13

Family

ID=51168146

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1453595A Active FR3020122B1 (fr) 2014-04-22 2014-04-22 Procede de pilotage d'un feu de signalisation ou d'eclairage a diodes electroluminescentes pour vehicule automobile

Country Status (1)

Country Link
FR (1) FR3020122B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3200562A1 (fr) 2016-02-01 2017-08-02 Toshiba Lighting & Technology Corporation Dispositif d'éclairage de véhicule et phare de véhicule
US11985744B2 (en) 2022-07-19 2024-05-14 Semiconductor Components Industries, Llc LED driver suitable for low-voltage operation and method therefor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7994725B2 (en) * 2008-11-06 2011-08-09 Osram Sylvania Inc. Floating switch controlling LED array segment
EP2365734A3 (fr) * 2010-03-11 2012-06-27 Christina Obenaus Procédé de fonctionnement d'un agencement de DEL
DE102010038787A1 (de) * 2010-08-02 2012-02-02 Osram Ag Schaltungsanordnung und Verfahren zum Betreiben mindestens einer ersten und mindestens einer zweiten Led
DE102011003937A1 (de) * 2011-02-10 2013-04-25 Osram Ag Ansteuerung mehrerer in Reihe geschalteter Leuchtmittel
JP2013105871A (ja) * 2011-11-14 2013-05-30 Dianjing Science & Technology Co Ltd 直列接続されたデバイスのためのシャント保護モジュールおよび方法
CN104918387B (zh) * 2011-12-31 2019-02-12 四川新力光源股份有限公司 一种交流驱动的led照明装置
US9491838B2 (en) * 2012-01-26 2016-11-08 Texas Instruments Incorporated LED matrix manager

Also Published As

Publication number Publication date
FR3020122A1 (fr) 2015-10-23

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