ATE400984T1 - Digitale regelung für leuchtstofflampen - Google Patents

Digitale regelung für leuchtstofflampen

Info

Publication number
ATE400984T1
ATE400984T1 AT02368001T AT02368001T ATE400984T1 AT E400984 T1 ATE400984 T1 AT E400984T1 AT 02368001 T AT02368001 T AT 02368001T AT 02368001 T AT02368001 T AT 02368001T AT E400984 T1 ATE400984 T1 AT E400984T1
Authority
AT
Austria
Prior art keywords
digital
signal
set point
frequency set
lamp
Prior art date
Application number
AT02368001T
Other languages
English (en)
Inventor
Dirk Killat
Original Assignee
Dialog Semiconductor Gmbh
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 Dialog Semiconductor Gmbh filed Critical Dialog Semiconductor Gmbh
Application granted granted Critical
Publication of ATE400984T1 publication Critical patent/ATE400984T1/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
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/39—Controlling the intensity of light continuously
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • 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
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/39—Controlling the intensity of light continuously
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • H05B41/3925—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by frequency variation
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/04—Dimming circuit for fluorescent lamps
AT02368001T 2002-01-03 2002-01-03 Digitale regelung für leuchtstofflampen ATE400984T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP02368001A EP1326487B1 (de) 2002-01-03 2002-01-03 Digitale Regelung für Leuchtstofflampen

Publications (1)

Publication Number Publication Date
ATE400984T1 true ATE400984T1 (de) 2008-07-15

Family

ID=8185764

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02368001T ATE400984T1 (de) 2002-01-03 2002-01-03 Digitale regelung für leuchtstofflampen

Country Status (7)

Country Link
US (1) US6573666B1 (de)
EP (1) EP1326487B1 (de)
AT (1) ATE400984T1 (de)
DE (1) DE60227479D1 (de)
DK (1) DK1326487T3 (de)
ES (1) ES2309141T3 (de)
PT (1) PT1326487E (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2003030373A1 (ja) * 2001-09-28 2005-01-20 ソニー株式会社 デルタシグマ変調装置及び信号増幅装置
US7126288B2 (en) * 2003-05-05 2006-10-24 International Rectifier Corporation Digital electronic ballast control apparatus and method
GB2407654B (en) * 2003-10-31 2007-08-08 Anytronics Ltd Lighting control
DE102004018371A1 (de) * 2004-04-13 2005-11-03 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Elektronisches Vorschaltgerät mit digitaler Steuerung von Dimmvorgängen
DE102006017520B4 (de) * 2006-04-13 2012-06-21 Siemens Ag Verfahren zum Erzeugen eines Modulatoreingangssignals, digitaler Vormodulator und Modulatorsystem
DE102006028670B4 (de) * 2006-06-22 2018-10-25 Tridonic Gmbh & Co Kg Dimmbares Betriebsgerät mit interner Dimmkennlinie, Verfahren zur Kompensation von Toleranzen von durch ein Betriebsgerät angesteuerten Leuchtdioden und Verfahren zur Konfiguration eines Betriebsgeräts für Leuchtmittel
KR20090113322A (ko) * 2007-02-06 2009-10-29 코닌클리즈케 필립스 일렉트로닉스 엔.브이. 가스 방전 램프를 구동하기 위한 방법 및 디바이스
US7570186B2 (en) * 2007-07-28 2009-08-04 Farokh Marvasti A/D converters based on sigma delta modulators and iterative methods
EP2081414A1 (de) * 2008-01-09 2009-07-22 Infineon Technologies Austria AG Sigma- Delta LED Steuerschaltung
US8102167B2 (en) * 2008-03-25 2012-01-24 Microsemi Corporation Phase-cut dimming circuit
ATE488118T1 (de) * 2009-03-12 2010-11-15 Infineon Technologies Austria Sigma-delta-stromquelle und led-treiber
US9066381B2 (en) * 2011-03-16 2015-06-23 Integrated Illumination Systems, Inc. System and method for low level dimming
US20130229215A1 (en) * 2012-03-02 2013-09-05 Laurence P. Sadwick Variable Resistance for Driver Circuit Dithering
TWI564688B (zh) * 2013-03-04 2017-01-01 英諾系統公司 用於驅動器電路抖動的可變電阻値
EP2911475A1 (de) * 2014-02-24 2015-08-26 Dialog Semiconductor GmbH PDM-Modulation von LED-Strom
US9439257B2 (en) 2014-12-11 2016-09-06 LSI Computer Systems Inc. Minimal component high voltage current limited AC dimmable LED driver

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5204587A (en) 1991-02-19 1993-04-20 Magnetek, Inc. Fluorescent lamp power control
US5806055A (en) * 1996-12-19 1998-09-08 Zinda, Jr.; Kenneth L. Solid state ballast system for metal halide lighting using fuzzy logic control
US6043611A (en) 1997-04-10 2000-03-28 Philips Electronics North America Corporation Dimmable compact fluorescent lamp
US6198417B1 (en) * 1998-01-29 2001-03-06 Massachusetts Institute Of Technology Pipelined oversampling A/D converter
US6188177B1 (en) * 1998-05-20 2001-02-13 Power Circuit Innovations, Inc. Light sensing dimming control system for gas discharge lamps
US6150772A (en) * 1998-11-25 2000-11-21 Pacific Aerospace & Electronics, Inc. Gas discharge lamp controller
US6337544B1 (en) * 1999-12-14 2002-01-08 Philips Electronics North America Corporation Digital lamp signal processor
US6307765B1 (en) * 2000-06-22 2001-10-23 Linfinity Microelectronics Method and apparatus for controlling minimum brightness of a fluorescent lamp

Also Published As

Publication number Publication date
US6573666B1 (en) 2003-06-03
PT1326487E (pt) 2008-10-21
ES2309141T3 (es) 2008-12-16
DE60227479D1 (de) 2008-08-21
EP1326487B1 (de) 2008-07-09
DK1326487T3 (da) 2008-11-10
EP1326487A1 (de) 2003-07-09

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