IT1403326B1 - Dispositivo e procedimento per comandare stringhe di diodi luminosi - Google Patents

Dispositivo e procedimento per comandare stringhe di diodi luminosi

Info

Publication number
IT1403326B1
IT1403326B1 ITMI2011A000225A ITMI20110225A IT1403326B1 IT 1403326 B1 IT1403326 B1 IT 1403326B1 IT MI2011A000225 A ITMI2011A000225 A IT MI2011A000225A IT MI20110225 A ITMI20110225 A IT MI20110225A IT 1403326 B1 IT1403326 B1 IT 1403326B1
Authority
IT
Italy
Prior art keywords
commanding
strings
procedure
luminous diodes
luminous
Prior art date
Application number
ITMI2011A000225A
Other languages
English (en)
Inventor
Thorsten Koepke
Werner Schiemann
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Publication of ITMI20110225A1 publication Critical patent/ITMI20110225A1/it
Application granted granted Critical
Publication of IT1403326B1 publication Critical patent/IT1403326B1/it

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
    • H05B45/46—Details of LED load circuits with an active control inside an LED matrix having LEDs disposed in parallel lines
    • 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
    • H05B45/35—Balancing circuits
    • 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]
ITMI2011A000225A 2010-02-26 2011-02-16 Dispositivo e procedimento per comandare stringhe di diodi luminosi IT1403326B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102010002386A DE102010002386A1 (de) 2010-02-26 2010-02-26 Vorrichtung und Verfahren zur Ansteuerung von Leuchtdioden-Strängen

Publications (2)

Publication Number Publication Date
ITMI20110225A1 ITMI20110225A1 (it) 2011-08-27
IT1403326B1 true IT1403326B1 (it) 2013-10-17

Family

ID=43976130

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI2011A000225A IT1403326B1 (it) 2010-02-26 2011-02-16 Dispositivo e procedimento per comandare stringhe di diodi luminosi

Country Status (4)

Country Link
US (1) US20110210679A1 (it)
JP (1) JP5930259B2 (it)
DE (1) DE102010002386A1 (it)
IT (1) IT1403326B1 (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201306643A (zh) * 2011-07-20 2013-02-01 Winstar Display Co Ltd 交流驅動有機發光元件
CN103999549B (zh) * 2011-12-15 2017-04-05 飞利浦照明控股有限公司 发光器件和系统
GB2515805A (en) * 2013-07-05 2015-01-07 Bae Systems Plc Improvements in and relating to displays and light sources for displays
US9468056B2 (en) 2013-07-05 2016-10-11 Bae Systems Plc In and relating to displays and light sources for displays
AT515160A1 (de) * 2013-12-03 2015-06-15 Felix Dipl Ing Dr Himmelstoss Konverter dritter Ordnung für geschaltete Lasten
DE102015112928B3 (de) * 2015-08-06 2016-12-01 Vossloh-Schwabe Lighting Solutions GmbH & Co. KG Dimmbare Beleuchtungseinrichtung mit variabler Farbtemperatur sowie Verfahren zur Dimmung einer Beleuchtungseinrichtung
FR3058866B1 (fr) * 2016-11-15 2018-11-09 Sgame Dispositif d'eclairage a led

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003068109A (ja) * 2001-08-23 2003-03-07 Sony Corp 照明装置及び投影装置
US7202608B2 (en) 2004-06-30 2007-04-10 Tir Systems Ltd. Switched constant current driving and control circuit
JP4708004B2 (ja) * 2004-11-19 2011-06-22 三菱電機株式会社 Ｌｅｄ点灯装置
JP4869744B2 (ja) * 2006-03-09 2012-02-08 株式会社 日立ディスプレイズ Ｌｅｄ照明装置及びこれを用いた液晶表示装置
JP4435107B2 (ja) * 2006-04-28 2010-03-17 未来環境開発研究所株式会社 発光ダイオード定電流パルス幅制御駆動回路
US7902771B2 (en) * 2006-11-21 2011-03-08 Exclara, Inc. Time division modulation with average current regulation for independent control of arrays of light emitting diodes
JP2008134288A (ja) * 2006-11-27 2008-06-12 Sharp Corp Ｌｅｄドライバ
US7683553B2 (en) 2007-05-01 2010-03-23 Pacifictech Microelectronics, Inc. LED current control circuits and methods
US20090012845A1 (en) 2007-07-06 2009-01-08 Finley Jessica M Commission system and method
US20090015174A1 (en) * 2007-07-11 2009-01-15 Industrial Technology Research Institute Light source apparatus and driving apparatus thereof
JP2009032497A (ja) * 2007-07-26 2009-02-12 Denso Corp バックライト制御装置
US7919936B2 (en) * 2008-08-05 2011-04-05 O2 Micro, Inc Driving circuit for powering light sources
US20100295472A1 (en) * 2009-05-06 2010-11-25 Polar Semiconductor, Inc. Power supply for floating loads
WO2012164511A1 (en) * 2011-06-03 2012-12-06 Osram Ag A method of driving led lighting sources and related device

Also Published As

Publication number Publication date
US20110210679A1 (en) 2011-09-01
JP2011181932A (ja) 2011-09-15
JP5930259B2 (ja) 2016-06-08
DE102010002386A1 (de) 2011-09-01
ITMI20110225A1 (it) 2011-08-27

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