FR2949937B1 - Procede d'alimentation de dispositifs d'eclairage ou de signalisation d'un vehicule, systeme d'eclairage ou de signalisation correspondant - Google Patents

Procede d'alimentation de dispositifs d'eclairage ou de signalisation d'un vehicule, systeme d'eclairage ou de signalisation correspondant

Info

Publication number
FR2949937B1
FR2949937B1 FR0956099A FR0956099A FR2949937B1 FR 2949937 B1 FR2949937 B1 FR 2949937B1 FR 0956099 A FR0956099 A FR 0956099A FR 0956099 A FR0956099 A FR 0956099A FR 2949937 B1 FR2949937 B1 FR 2949937B1
Authority
FR
France
Prior art keywords
lighting
signaling
vehicle
supplying
devices
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.)
Expired - Fee Related
Application number
FR0956099A
Other languages
English (en)
Other versions
FR2949937A1 (fr
Inventor
Bars Jean Francois Le
Boris Wiegand
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.)
Valeo Vision SAS
Original Assignee
Valeo Vision 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 Valeo Vision SAS filed Critical Valeo Vision SAS
Priority to FR0956099A priority Critical patent/FR2949937B1/fr
Publication of FR2949937A1 publication Critical patent/FR2949937A1/fr
Application granted granted Critical
Publication of FR2949937B1 publication Critical patent/FR2949937B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • 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
    • H05B44/00—Circuit arrangements for operating electroluminescent light sources
    • 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
    • H05B45/54—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits in a series array of LEDs

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
FR0956099A 2009-09-08 2009-09-08 Procede d'alimentation de dispositifs d'eclairage ou de signalisation d'un vehicule, systeme d'eclairage ou de signalisation correspondant Expired - Fee Related FR2949937B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0956099A FR2949937B1 (fr) 2009-09-08 2009-09-08 Procede d'alimentation de dispositifs d'eclairage ou de signalisation d'un vehicule, systeme d'eclairage ou de signalisation correspondant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0956099A FR2949937B1 (fr) 2009-09-08 2009-09-08 Procede d'alimentation de dispositifs d'eclairage ou de signalisation d'un vehicule, systeme d'eclairage ou de signalisation correspondant

Publications (2)

Publication Number Publication Date
FR2949937A1 FR2949937A1 (fr) 2011-03-11
FR2949937B1 true FR2949937B1 (fr) 2011-12-09

Family

ID=41467209

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0956099A Expired - Fee Related FR2949937B1 (fr) 2009-09-08 2009-09-08 Procede d'alimentation de dispositifs d'eclairage ou de signalisation d'un vehicule, systeme d'eclairage ou de signalisation correspondant

Country Status (1)

Country Link
FR (1) FR2949937B1 (fr)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2778481B1 (fr) * 1998-05-05 2000-06-23 Sagem Procede de gestion d'une source de lumiere de signalisation routiere
US6362578B1 (en) * 1999-12-23 2002-03-26 Stmicroelectronics, Inc. LED driver circuit and method
US6870328B2 (en) * 2001-12-19 2005-03-22 Toyoda Gosei Co., Ltd. LED lamp apparatus for vehicles
JP2004276737A (ja) * 2003-03-14 2004-10-07 Koito Mfg Co Ltd 車両用灯具
US7339323B2 (en) * 2005-04-29 2008-03-04 02Micro International Limited Serial powering of an LED string
JP4398417B2 (ja) * 2005-10-19 2010-01-13 株式会社小糸製作所 車両用灯具の点灯制御装置
US7710050B2 (en) * 2005-11-17 2010-05-04 Magna International Inc Series connected power supply for semiconductor-based vehicle lighting systems
JP2007161012A (ja) * 2005-12-12 2007-06-28 Koito Mfg Co Ltd 車両用発光装置
US7649326B2 (en) * 2006-03-27 2010-01-19 Texas Instruments Incorporated Highly efficient series string LED driver with individual LED control

Also Published As

Publication number Publication date
FR2949937A1 (fr) 2011-03-11

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Legal Events

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PLFP Fee payment

Year of fee payment: 8

ST Notification of lapse

Effective date: 20180531