ATE339077T1 - Vorrichtung zur beleuchtungssteuerung - Google Patents

Vorrichtung zur beleuchtungssteuerung

Info

Publication number
ATE339077T1
ATE339077T1 AT00306085T AT00306085T ATE339077T1 AT E339077 T1 ATE339077 T1 AT E339077T1 AT 00306085 T AT00306085 T AT 00306085T AT 00306085 T AT00306085 T AT 00306085T AT E339077 T1 ATE339077 T1 AT E339077T1
Authority
AT
Austria
Prior art keywords
chains
wleds
chain
current
control means
Prior art date
Application number
AT00306085T
Other languages
English (en)
Inventor
Charles Henry Hurst Willis
Original Assignee
Schott Ag
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
Priority claimed from GBGB9919608.1A external-priority patent/GB9919608D0/en
Priority claimed from GBGB9927366.6A external-priority patent/GB9927366D0/en
Priority claimed from GB0000168A external-priority patent/GB0000168D0/en
Application filed by Schott Ag filed Critical Schott Ag
Application granted granted Critical
Publication of ATE339077T1 publication Critical patent/ATE339077T1/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]
    • H05B45/50—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
    • 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
    • H05B45/56—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits involving measures to prevent abnormal temperature of the 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
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/345—Current stabilisation; Maintaining constant current

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
AT00306085T 1999-08-19 2000-07-17 Vorrichtung zur beleuchtungssteuerung ATE339077T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9919608.1A GB9919608D0 (en) 1999-08-19 1999-08-19 Lighting control device
GBGB9927366.6A GB9927366D0 (en) 1999-11-20 1999-11-20 Lighting control device
GB0000168A GB0000168D0 (en) 2000-01-06 2000-01-06 Lighting control device

Publications (1)

Publication Number Publication Date
ATE339077T1 true ATE339077T1 (de) 2006-09-15

Family

ID=27255454

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00306085T ATE339077T1 (de) 1999-08-19 2000-07-17 Vorrichtung zur beleuchtungssteuerung

Country Status (4)

Country Link
EP (1) EP1079667B1 (de)
AT (1) ATE339077T1 (de)
DE (1) DE60030516T2 (de)
ES (1) ES2265871T3 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10017878A1 (de) * 2000-04-11 2001-10-25 Hella Kg Hueck & Co Ansteuerungsvorrichtung für eine mit einer Anzahl von Leuchtdioden versehene Leuchte eines Kraftfahrzeuges
US7262752B2 (en) 2001-01-16 2007-08-28 Visteon Global Technologies, Inc. Series led backlight control circuit
EP1286571A3 (de) * 2001-05-02 2005-03-30 Garufo GmbH Elektronisch abgesicherte Stromversorgung für Schaltungsgruppen und Anzeigevorrichtung für eine sich änderende Information
DE10121380A1 (de) * 2001-05-02 2002-12-19 Garufo Gmbh Elektronisch abgesicherte Stromversorgung für Schaltungsgruppen, Anzeigevorrichtung für eine sich ändernde Information
TWI235349B (en) * 2001-11-26 2005-07-01 Osram Opto Semiconductors Gmbh Circuit-arrangement for an LED-array
WO2003061347A1 (de) * 2002-01-19 2003-07-24 Stührenberg GmbH Signalgeberleuchte mit leuchtdioden
DE10324609B4 (de) 2003-05-30 2014-11-13 Osram Gmbh Ansteuerschaltung und LED-Array sowie Verfahren zum Betreiben eines LED-Arrays
GB0402974D0 (en) 2004-02-11 2004-03-17 Bhagat Peter Apparatus for the control of lighting and associated methods
DE102004034359B3 (de) * 2004-07-13 2006-02-23 Siemens Ag Schaltungsanordnung zum Betreiben eines Leuchtzeichens
JP4400880B2 (ja) 2004-10-05 2010-01-20 株式会社小糸製作所 車両用灯具の点灯制御回路
EP1684001A1 (de) * 2005-01-20 2006-07-26 Christian Niederberger Leuchtmittel
JP4398411B2 (ja) 2005-07-12 2010-01-13 株式会社小糸製作所 車両用灯具の点灯制御装置
DE102005046583A1 (de) 2005-09-28 2007-03-29 Eppendorf Ag Laborvorrichtung zur gleichzeitigen Durchführung von Reaktionen in einer Mehrzahl von Proben
DE102006000810B4 (de) * 2006-01-03 2007-10-04 Vossloh-Schwabe Optoelectronic Gmbh & Co. Kg Verschaltete Anordnung von wenigstens einen Leuchtdiodenchip aufweisenden Einzelmodulen
US7414370B2 (en) * 2006-02-03 2008-08-19 Honeywell International Inc. Increasing reliability of operation of light emitting diode arrays at higher operating temperatures and its use in the lamps of automobiles
DE102006028074A1 (de) 2006-06-19 2007-12-20 Münchner Hybrid Systemtechnik GmbH Leuchtensystem
US7675245B2 (en) 2007-01-04 2010-03-09 Allegro Microsystems, Inc. Electronic circuit for driving a diode load
EP1965609A3 (de) * 2007-02-27 2011-06-15 Lumination, LLC Erkennung von Kettendefekten mittels LED
KR101614304B1 (ko) 2007-11-16 2016-04-21 알레그로 마이크로시스템스, 엘엘씨 직렬 연결된 발광 다이오드 열들을 구동하는 전자 회로들
US7999487B2 (en) 2008-06-10 2011-08-16 Allegro Microsystems, Inc. Electronic circuit for driving a diode load with a predetermined average current
DE102009018428A1 (de) * 2009-04-22 2010-10-28 Vishay Electronic Gmbh Schaltung für eine Leuchtdiodenanordnung und Leuchtdiodenmodul
US8692482B2 (en) 2010-12-13 2014-04-08 Allegro Microsystems, Llc Circuitry to control a switching regulator
US9155156B2 (en) 2011-07-06 2015-10-06 Allegro Microsystems, Llc Electronic circuits and techniques for improving a short duty cycle behavior of a DC-DC converter driving a load
US9265104B2 (en) 2011-07-06 2016-02-16 Allegro Microsystems, Llc Electronic circuits and techniques for maintaining a consistent power delivered to a load
US9144126B2 (en) 2012-08-22 2015-09-22 Allegro Microsystems, Llc LED driver having priority queue to track dominant LED channel
US8957607B2 (en) 2012-08-22 2015-02-17 Allergo Microsystems, LLC DC-DC converter using hysteretic control and associated methods
US8994279B2 (en) 2013-01-29 2015-03-31 Allegro Microsystems, Llc Method and apparatus to control a DC-DC converter
US20150173135A1 (en) * 2013-12-17 2015-06-18 Liteideas, Llc System and method of variable resistance led lighting circuit
RU203675U1 (ru) * 2021-01-27 2021-04-15 Евгений Николаевич Коптяев Светодиодный светильник

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2631102B1 (fr) * 1988-05-09 1992-12-31 Cit Alcatel Lanterne a diodes electroluminescentes
DE9002812U1 (de) * 1990-02-13 1990-06-07 Siemens AG, 1000 Berlin und 8000 München Infrarot-Scheinwerfer
US5457450A (en) * 1993-04-29 1995-10-10 R & M Deese Inc. LED traffic signal light with automatic low-line voltage compensating circuit
CA2159842A1 (en) * 1994-12-05 1996-06-06 Joe A. Ortiz Diode drive current source
JP3599883B2 (ja) * 1996-03-25 2004-12-08 シャープ株式会社 発光素子の制御装置及び光学センサの制御装置並びにブランクランプの制御装置
GB9619049D0 (en) * 1996-09-12 1996-10-23 Eurotec Fibre Optics Ltd Improvements relating to lighting means
US5783909A (en) * 1997-01-10 1998-07-21 Relume Corporation Maintaining LED luminous intensity
GB9708861D0 (en) * 1997-04-30 1997-06-25 Signal House Limited Traffic signals
US6028694A (en) * 1997-05-22 2000-02-22 Schmidt; Gregory W. Illumination device using pulse width modulation of a LED
WO1998059015A1 (en) * 1997-06-20 1998-12-30 The Regents Of The University Of California University Of California At San Diego Highly emissive white phosphor compounds

Also Published As

Publication number Publication date
EP1079667A2 (de) 2001-02-28
ES2265871T3 (es) 2007-03-01
DE60030516T2 (de) 2007-06-06
DE60030516D1 (de) 2006-10-19
EP1079667B1 (de) 2006-09-06
EP1079667A3 (de) 2003-11-12

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties