ATE385665T1 - Regelung der lichtintensität von leds hoher leistung mittels der eigenschaften des photoelektrischen effekts dieser leds - Google Patents

Regelung der lichtintensität von leds hoher leistung mittels der eigenschaften des photoelektrischen effekts dieser leds

Info

Publication number
ATE385665T1
ATE385665T1 AT05292288T AT05292288T ATE385665T1 AT E385665 T1 ATE385665 T1 AT E385665T1 AT 05292288 T AT05292288 T AT 05292288T AT 05292288 T AT05292288 T AT 05292288T AT E385665 T1 ATE385665 T1 AT E385665T1
Authority
AT
Austria
Prior art keywords
signal lamp
leds
led
time intervals
during
Prior art date
Application number
AT05292288T
Other languages
English (en)
Original Assignee
Alcatel Transp Solution D 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 Alcatel Transp Solution D Gmbh filed Critical Alcatel Transp Solution D Gmbh
Application granted granted Critical
Publication of ATE385665T1 publication Critical patent/ATE385665T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
    • B61L5/12—Visible signals
    • B61L5/18—Light signals; Mechanisms associated therewith, e.g. blinders
    • B61L5/1809—Daylight signals
    • B61L5/1881—Wiring diagrams for power supply, control or testing
    • 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
    • H05B45/12—Controlling the intensity of the light using optical feedback
    • 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
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/39—Circuits containing inverter bridges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L2207/00—Features of light signals
    • B61L2207/02—Features of light signals using light-emitting diodes [LEDs]

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Led Devices (AREA)
AT05292288T 2005-10-27 2005-10-27 Regelung der lichtintensität von leds hoher leistung mittels der eigenschaften des photoelektrischen effekts dieser leds ATE385665T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP05292288A EP1781071B1 (de) 2005-10-27 2005-10-27 Regelung der Lichtintensität von LEDs hoher Leistung mittels der Eigenschaften des photoelektrischen Effekts dieser LEDs

Publications (1)

Publication Number Publication Date
ATE385665T1 true ATE385665T1 (de) 2007-06-15

Family

ID=35871210

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05292288T ATE385665T1 (de) 2005-10-27 2005-10-27 Regelung der lichtintensität von leds hoher leistung mittels der eigenschaften des photoelektrischen effekts dieser leds

Country Status (5)

Country Link
US (1) US7508317B2 (de)
EP (1) EP1781071B1 (de)
CN (1) CN100553387C (de)
AT (1) ATE385665T1 (de)
DE (1) DE602005001404T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009057124A1 (de) 2009-12-08 2011-06-09 Sennheiser Electronic Gmbh & Co. Kg Anzeigen-LED-Einheit und Verfahren zum Steuern von Anzeigen-LEDs
CZ2010450A3 (cs) * 2010-06-07 2011-12-14 Ažd Praha S. R. O. Systém pro elektronické ovládání svetlo emitujících diod LED
DE102011079312A1 (de) 2011-07-18 2013-01-24 Siemens Aktiengesellschaft Elektrisches Gerät mit einem Display
WO2014029427A1 (de) 2012-08-22 2014-02-27 Siemens Aktiengesellschaft Verfahren und anordnung zum betreiben einer leuchtdiode
CN103672538B (zh) 2013-12-19 2016-07-06 深圳市华星光电技术有限公司 背光调节电路及电子装置
CN110497838B (zh) * 2015-03-26 2023-08-01 株式会社小糸制作所 车辆用灯具和灯具系统
CN105934018B (zh) * 2016-04-25 2017-10-24 成都益英光电科技有限公司 测物汽车灯控制系统及其检测控制方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2376534A (en) * 1940-10-14 1945-05-22 Gen Railway Signal Co Light signal for railroads
JPS5517180A (en) * 1978-07-24 1980-02-06 Handotai Kenkyu Shinkokai Light emitting diode display
US4273999A (en) * 1980-01-18 1981-06-16 The United States Of America As Represented By The Secretary Of The Navy Equi-visibility lighting control system
US4536847A (en) * 1982-12-30 1985-08-20 Atlantic Richfield Company Heliostat control employing direct current motor
US4629941A (en) * 1985-01-07 1986-12-16 Ellis Edward H Differential illumination sensitive switching circuit
US5471052A (en) * 1993-10-25 1995-11-28 Eaton Corporation Color sensor system using a secondary light receiver
GB9606695D0 (en) * 1996-03-29 1996-06-05 Rolls Royce Power Eng Display sign and an optical element for use with the same
WO1999020085A1 (en) * 1997-10-10 1999-04-22 Se Kang Electric Co., Ltd. Electric lamp circuit and structure using light emitting diodes
US6144161A (en) * 1998-06-16 2000-11-07 Inform 2000 Microcomputer controlled photocell unit
US6495964B1 (en) * 1998-12-18 2002-12-17 Koninklijke Philips Electronics N.V. LED luminaire with electrically adjusted color balance using photodetector
US6445139B1 (en) * 1998-12-18 2002-09-03 Koninklijke Philips Electronics N.V. Led luminaire with electrically adjusted color balance
CA2391681A1 (en) * 2002-06-26 2003-12-26 Star Headlight & Lantern Co. Of Canada Ltd. Solid-state warning light with microprocessor controlled excitation circuit
US7385481B2 (en) 2004-01-08 2008-06-10 Lumination Llc Method and apparatus for tri-color rail signal system with control

Also Published As

Publication number Publication date
CN1956612A (zh) 2007-05-02
US20080121761A1 (en) 2008-05-29
DE602005001404T2 (de) 2008-02-14
EP1781071B1 (de) 2007-06-13
EP1781071A1 (de) 2007-05-02
DE602005001404D1 (de) 2007-07-26
US7508317B2 (en) 2009-03-24
CN100553387C (zh) 2009-10-21

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