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 correspondantInfo
- 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
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)
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)
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 |
-
2009
- 2009-09-08 FR FR0956099A patent/FR2949937B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2949937A1 (fr) | 2011-03-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 8 |
|
ST | Notification of lapse |
Effective date: 20180531 |