DE602005001404D1 - 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
DE602005001404D1
DE602005001404D1 DE602005001404T DE602005001404T DE602005001404D1 DE 602005001404 D1 DE602005001404 D1 DE 602005001404D1 DE 602005001404 T DE602005001404 T DE 602005001404T DE 602005001404 T DE602005001404 T DE 602005001404T DE 602005001404 D1 DE602005001404 D1 DE 602005001404D1
Authority
DE
Germany
Prior art keywords
signal lamp
leds
led
time intervals
during
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DE602005001404T
Other languages
English (en)
Other versions
DE602005001404T2 (de
Inventor
Heinz Telefont
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales Rail Signalling Solutions GmbH
Original Assignee
Alcatel Transport Solution Deutschland 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 Transport Solution Deutschland GmbH filed Critical Alcatel Transport Solution Deutschland GmbH
Publication of DE602005001404D1 publication Critical patent/DE602005001404D1/de
Application granted granted Critical
Publication of DE602005001404T2 publication Critical patent/DE602005001404T2/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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)
DE602005001404T 2005-10-27 2005-10-27 Regelung der Lichtintensität von LEDs hoher Leistung mittels der Eigenschaften des photoelektrischen Effekts dieser LEDs Active DE602005001404T2 (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 (2)

Publication Number Publication Date
DE602005001404D1 true DE602005001404D1 (de) 2007-07-26
DE602005001404T2 DE602005001404T2 (de) 2008-02-14

Family

ID=35871210

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005001404T Active DE602005001404T2 (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
CZ302853B6 (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
EP2862416A1 (de) 2012-08-22 2015-04-22 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
EP3275732B1 (de) * 2015-03-26 2020-09-23 Koito Manufacturing Co., Ltd. Fahrzeuglampenvorrichtung und lampenvorrichtungssystem
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
US6445139B1 (en) * 1998-12-18 2002-09-03 Koninklijke Philips Electronics N.V. Led luminaire with electrically adjusted color balance
US6495964B1 (en) * 1998-12-18 2002-12-17 Koninklijke Philips Electronics N.V. LED luminaire with electrically adjusted color balance using photodetector
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
US20080121761A1 (en) 2008-05-29
US7508317B2 (en) 2009-03-24
DE602005001404T2 (de) 2008-02-14
EP1781071B1 (de) 2007-06-13
CN100553387C (zh) 2009-10-21
CN1956612A (zh) 2007-05-02
ATE385665T1 (de) 2007-06-15
EP1781071A1 (de) 2007-05-02

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: THALES RAIL SIGNALLING SOLUTIONS GMBH, 70435 S, DE

8364 No opposition during term of opposition