DE602007007804D1 - Verfahren und vorrichtung zur steuerung von hintereinandergeschalteten led - Google Patents
Verfahren und vorrichtung zur steuerung von hintereinandergeschalteten ledInfo
- Publication number
- DE602007007804D1 DE602007007804D1 DE602007007804T DE602007007804T DE602007007804D1 DE 602007007804 D1 DE602007007804 D1 DE 602007007804D1 DE 602007007804 T DE602007007804 T DE 602007007804T DE 602007007804 T DE602007007804 T DE 602007007804T DE 602007007804 D1 DE602007007804 D1 DE 602007007804D1
- Authority
- DE
- Germany
- Prior art keywords
- series
- leds
- led
- operating voltage
- current
- 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
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]
- H05B45/20—Controlling the colour of the light
-
- 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]
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US86535306P | 2006-11-10 | 2006-11-10 | |
US88362607P | 2007-01-05 | 2007-01-05 | |
US95630907P | 2007-08-16 | 2007-08-16 | |
PCT/US2007/023651 WO2008060469A2 (en) | 2006-11-10 | 2007-11-09 | Methods and apparatus for controlling series-connected leds |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602007007804D1 true DE602007007804D1 (de) | 2010-08-26 |
Family
ID=39333124
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602007007804T Active DE602007007804D1 (de) | 2006-11-10 | 2007-11-09 | Verfahren und vorrichtung zur steuerung von hintereinandergeschalteten led |
Country Status (7)
Country | Link |
---|---|
US (1) | US7781979B2 (de) |
EP (1) | EP2082621B1 (de) |
JP (2) | JP5366815B2 (de) |
KR (1) | KR101460004B1 (de) |
AT (1) | ATE474438T1 (de) |
DE (1) | DE602007007804D1 (de) |
WO (1) | WO2008060469A2 (de) |
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-
2007
- 2007-11-09 DE DE602007007804T patent/DE602007007804D1/de active Active
- 2007-11-09 KR KR1020097011892A patent/KR101460004B1/ko active IP Right Grant
- 2007-11-09 AT AT07840007T patent/ATE474438T1/de not_active IP Right Cessation
- 2007-11-09 WO PCT/US2007/023651 patent/WO2008060469A2/en active Application Filing
- 2007-11-09 JP JP2009536318A patent/JP5366815B2/ja active Active
- 2007-11-09 US US11/938,051 patent/US7781979B2/en active Active
- 2007-11-09 EP EP07840007A patent/EP2082621B1/de active Active
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2013
- 2013-05-31 JP JP2013115658A patent/JP5757974B2/ja active Active
Also Published As
Publication number | Publication date |
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EP2082621B1 (de) | 2010-07-14 |
JP2010526696A (ja) | 2010-08-05 |
JP5757974B2 (ja) | 2015-08-05 |
JP2013232419A (ja) | 2013-11-14 |
JP5366815B2 (ja) | 2013-12-11 |
ATE474438T1 (de) | 2010-07-15 |
WO2008060469A3 (en) | 2008-10-02 |
KR101460004B1 (ko) | 2014-11-10 |
EP2082621A2 (de) | 2009-07-29 |
US20080122376A1 (en) | 2008-05-29 |
KR20090082276A (ko) | 2009-07-29 |
US7781979B2 (en) | 2010-08-24 |
WO2008060469A2 (en) | 2008-05-22 |
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