ATE488118T1 - Sigma-delta-stromquelle und led-treiber - Google Patents

Sigma-delta-stromquelle und led-treiber

Info

Publication number
ATE488118T1
ATE488118T1 AT09155019T AT09155019T ATE488118T1 AT E488118 T1 ATE488118 T1 AT E488118T1 AT 09155019 T AT09155019 T AT 09155019T AT 09155019 T AT09155019 T AT 09155019T AT E488118 T1 ATE488118 T1 AT E488118T1
Authority
AT
Austria
Prior art keywords
light emitting
emitting diode
power source
sigma
led driver
Prior art date
Application number
AT09155019T
Other languages
English (en)
Inventor
Andrea Logiudice
Giorgio Chiozzi
Original Assignee
Infineon Technologies Austria
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 Infineon Technologies Austria filed Critical Infineon Technologies Austria
Application granted granted Critical
Publication of ATE488118T1 publication Critical patent/ATE488118T1/de

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
    • 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
    • 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]

Landscapes

  • Led Devices (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Devices For Checking Fares Or Tickets At Control Points (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
AT09155019T 2009-03-12 2009-03-12 Sigma-delta-stromquelle und led-treiber ATE488118T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP09155019A EP2230885B1 (de) 2009-03-12 2009-03-12 Sigma-Delta-Stromquelle und LED-Treiber

Publications (1)

Publication Number Publication Date
ATE488118T1 true ATE488118T1 (de) 2010-11-15

Family

ID=40823037

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09155019T ATE488118T1 (de) 2009-03-12 2009-03-12 Sigma-delta-stromquelle und led-treiber

Country Status (4)

Country Link
US (1) US8278840B2 (de)
EP (1) EP2230885B1 (de)
AT (1) ATE488118T1 (de)
DE (1) DE602009000352D1 (de)

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US9942954B2 (en) 2010-05-14 2018-04-10 Lumastream Canada Ulc Method and system for controlling solid state lighting via dithering
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US8232902B2 (en) 2010-05-28 2012-07-31 Infineon Technologies Ag Pulse modulation devices and methods
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KR20130059005A (ko) * 2011-11-28 2013-06-05 삼성전기주식회사 발광 다이오드 구동 장치 및 이의 제어 방법
DE102012011049A1 (de) * 2012-06-02 2013-12-05 Diehl Aerospace Gmbh Leuchtvorrichtung mit einem zumindest eine LED aufweisenden Leuchtmittel
US9055632B2 (en) 2012-08-10 2015-06-09 Infineon Technologies Ag Bit packer for control signals
US8866655B2 (en) * 2012-08-10 2014-10-21 Infineon Technologies Ag Modulator with variable quantizer
US8829816B2 (en) * 2012-08-10 2014-09-09 Infineon Technologies Ag Linear walk arrangement
US9036657B2 (en) 2013-01-14 2015-05-19 Infineon Technologies Ag Variable load driver with power message transfer
US9210768B2 (en) * 2013-02-15 2015-12-08 Osram Sylvania Inc. Illumination techniques and devices
EP2911475A1 (de) * 2014-02-24 2015-08-26 Dialog Semiconductor GmbH PDM-Modulation von LED-Strom
US9356617B2 (en) * 2014-03-18 2016-05-31 Fairchild Semiconductor Corporation Uniform distribution dithering in sigma-delta A/D converters
US10148260B2 (en) 2015-06-12 2018-12-04 Infineon Technologies Ag Pulse-density modulated fast current controller
US9385746B1 (en) * 2015-07-28 2016-07-05 Avago Technologies General Ip (Singapore) Pte. Ltd. Dynamic offset cancellation in sigma-delta converter
DE202016007619U1 (de) * 2016-12-15 2018-03-16 Tridonic Gmbh & Co. Kg Schaltregler und Betriebsgerät zum Betreiben von Leuchtmitteln
EP3393205A1 (de) * 2017-04-21 2018-10-24 Infineon Technologies AG Synchronisation für lichtquellentreiberschaltung
DE102018206205A1 (de) * 2018-04-23 2019-10-24 Tridonic Gmbh & Co Kg Versorgungsschaltung und verfahren zur versorgung einer elektrischen last
US10926667B2 (en) 2018-05-04 2021-02-23 Lear Corporation Track assembly
US10882420B2 (en) 2019-03-08 2021-01-05 Lear Corporation Track assembly
US10889208B2 (en) 2018-05-04 2021-01-12 Lear Corporation Track assembly
US11358497B2 (en) 2018-05-04 2022-06-14 Lear Corporation Track system having a rolling member
US11040639B2 (en) 2018-05-04 2021-06-22 Lear Corporation Track assembly
US11040638B2 (en) 2018-05-04 2021-06-22 Lear Corporation Track assembly
US10906431B2 (en) 2018-05-04 2021-02-02 Lear Corporation Track assembly
US10849200B2 (en) 2018-09-28 2020-11-24 Metrospec Technology, L.L.C. Solid state lighting circuit with current bias and method of controlling thereof
US11440482B2 (en) 2018-12-10 2022-09-13 Lear Corporation Track assembly
US11225201B2 (en) 2018-12-10 2022-01-18 Lear Corporation Track assembly
US11117538B2 (en) 2018-12-17 2021-09-14 Lear Corporation Electrical assembly
US11613220B2 (en) 2018-12-17 2023-03-28 Lear Corporation Electrical assembly
US10855037B2 (en) 2018-12-17 2020-12-01 Lear Corporation Support assembly with a support member and a track assembly
US10950977B2 (en) 2018-12-18 2021-03-16 Lear Corporation Track assembly for a vehicle component
US11975665B2 (en) 2019-02-20 2024-05-07 Lear Corporation Electrical assembly
US11040653B2 (en) 2019-02-25 2021-06-22 Lear Corporation Track assembly
US11299075B2 (en) 2019-03-06 2022-04-12 Lear Corporation Electrical assembly
US11807142B2 (en) 2019-03-06 2023-11-07 Lear Corporation Electrical track assembly
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US11463083B2 (en) 2019-10-04 2022-10-04 Lear Corporation Electrical system
US11634101B2 (en) 2019-10-04 2023-04-25 Lear Corporation Removable component system
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US20210262173A1 (en) 2020-02-21 2021-08-26 Lear Corporation Track system with a support member
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Also Published As

Publication number Publication date
DE602009000352D1 (de) 2010-12-23
US20100231132A1 (en) 2010-09-16
US8278840B2 (en) 2012-10-02
EP2230885B1 (de) 2010-11-10
EP2230885A1 (de) 2010-09-22

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Legal Events

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