EP2919559A3 - Ansteuerungsvorrichtung einer lichtemittierenden last und lichtemittierende vorrichtung für ein fahrzeug - Google Patents
Ansteuerungsvorrichtung einer lichtemittierenden last und lichtemittierende vorrichtung für ein fahrzeug Download PDFInfo
- Publication number
- EP2919559A3 EP2919559A3 EP15157687.3A EP15157687A EP2919559A3 EP 2919559 A3 EP2919559 A3 EP 2919559A3 EP 15157687 A EP15157687 A EP 15157687A EP 2919559 A3 EP2919559 A3 EP 2919559A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- light emitting
- switching element
- vehicle
- load
- driving apparatus
- 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.)
- Granted
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
- 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]
- H05B45/50—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
-
- 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
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Electronic Switches (AREA)
- Led Devices (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014046174A JP6278238B2 (ja) | 2014-03-10 | 2014-03-10 | 発光負荷の駆動装置及び車両用発光装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2919559A2 EP2919559A2 (de) | 2015-09-16 |
EP2919559A3 true EP2919559A3 (de) | 2015-10-14 |
EP2919559B1 EP2919559B1 (de) | 2019-01-16 |
Family
ID=53008254
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP15157687.3A Active EP2919559B1 (de) | 2014-03-10 | 2015-03-05 | Ansteuerungsvorrichtung einer lichtemittierenden last und lichtemittierende vorrichtung für ein fahrzeug |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP2919559B1 (de) |
JP (1) | JP6278238B2 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9769898B1 (en) * | 2016-12-08 | 2017-09-19 | Nxp B.V. | Adjusted pulse width modulation (PWM) curve calculations for improved accuracy |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080068192A1 (en) * | 2006-09-20 | 2008-03-20 | Tir Technology Lp | Light emitting element control system and lighting system comprising same |
US20110163682A1 (en) * | 2010-01-04 | 2011-07-07 | Cooledge Lighting, Inc. | Method and system for driving light emitting elements |
DE102013100663A1 (de) * | 2013-01-23 | 2014-07-24 | Osram Opto Semiconductors Gmbh | Anordnung und Verfahren zum Betreiben einer Anordnung |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05328795A (ja) * | 1992-05-26 | 1993-12-10 | Mitsubishi Electric Corp | 出力バッファ回路 |
JP4573579B2 (ja) * | 2004-06-18 | 2010-11-04 | 三洋電機株式会社 | Led照明装置 |
WO2013161215A1 (ja) * | 2012-04-25 | 2013-10-31 | 株式会社小糸製作所 | 光源制御装置 |
JP5422068B2 (ja) | 2013-02-15 | 2014-02-19 | 三菱電機株式会社 | Led点灯装置および車両用前照灯 |
-
2014
- 2014-03-10 JP JP2014046174A patent/JP6278238B2/ja active Active
-
2015
- 2015-03-05 EP EP15157687.3A patent/EP2919559B1/de active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080068192A1 (en) * | 2006-09-20 | 2008-03-20 | Tir Technology Lp | Light emitting element control system and lighting system comprising same |
US20110163682A1 (en) * | 2010-01-04 | 2011-07-07 | Cooledge Lighting, Inc. | Method and system for driving light emitting elements |
DE102013100663A1 (de) * | 2013-01-23 | 2014-07-24 | Osram Opto Semiconductors Gmbh | Anordnung und Verfahren zum Betreiben einer Anordnung |
Also Published As
Publication number | Publication date |
---|---|
JP6278238B2 (ja) | 2018-02-14 |
JP2015170556A (ja) | 2015-09-28 |
EP2919559B1 (de) | 2019-01-16 |
EP2919559A2 (de) | 2015-09-16 |
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