DE69912391D1 - Schaltungsanordnung und damit versehene signalleuchte - Google Patents

Schaltungsanordnung und damit versehene signalleuchte

Info

Publication number
DE69912391D1
DE69912391D1 DE69912391T DE69912391T DE69912391D1 DE 69912391 D1 DE69912391 D1 DE 69912391D1 DE 69912391 T DE69912391 T DE 69912391T DE 69912391 T DE69912391 T DE 69912391T DE 69912391 D1 DE69912391 D1 DE 69912391D1
Authority
DE
Germany
Prior art keywords
circuit arrangement
signal lamp
lamp
signal
arrangement
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.)
Expired - Lifetime
Application number
DE69912391T
Other languages
English (en)
Other versions
DE69912391T2 (de
Inventor
J Bucks
B Nijhof
E Algra
Clercq E De
W Habing
E Roijers
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.)
Koninklijke Philips NV
Philips LumiLeds Holding BV
Original Assignee
Koninklijke Philips Electronics NV
Lumileds Netherlands BV
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8233876&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69912391(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Koninklijke Philips Electronics NV, Lumileds Netherlands BV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69912391D1 publication Critical patent/DE69912391D1/de
Publication of DE69912391T2 publication Critical patent/DE69912391T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/097—Supervising of traffic control systems, e.g. by giving an alarm if two crossing streets have green light simultaneously
    • 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
    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/20—Responsive to malfunctions or to light source life; for protection
    • 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
    • Y10S315/07—Starting and control circuits for gas discharge lamp using transistors
DE69912391T 1998-07-01 1999-06-17 Schaltungsanordnung und damit versehene signalleuchte Expired - Lifetime DE69912391T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP98202215 1998-07-01
EP98202215 1998-07-01
PCT/IB1999/001136 WO2000002421A1 (en) 1998-07-01 1999-06-17 Circuit arrangement and signalling light provided with the circuit arrangement

Publications (2)

Publication Number Publication Date
DE69912391D1 true DE69912391D1 (de) 2003-12-04
DE69912391T2 DE69912391T2 (de) 2004-08-19

Family

ID=8233876

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69912391T Expired - Lifetime DE69912391T2 (de) 1998-07-01 1999-06-17 Schaltungsanordnung und damit versehene signalleuchte

Country Status (6)

Country Link
US (1) US6147458A (de)
EP (1) EP1034690B1 (de)
JP (1) JP2002520826A (de)
CN (1) CN1287637C (de)
DE (1) DE69912391T2 (de)
WO (1) WO2000002421A1 (de)

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US9769899B2 (en) 2014-06-25 2017-09-19 Ketra, Inc. Illumination device and age compensation method
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US9736895B1 (en) 2013-10-03 2017-08-15 Ketra, Inc. Color mixing optics for LED illumination device
US9410688B1 (en) 2014-05-09 2016-08-09 Mark Sutherland Heat dissipating assembly
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Also Published As

Publication number Publication date
US6147458A (en) 2000-11-14
JP2002520826A (ja) 2002-07-09
DE69912391T2 (de) 2004-08-19
WO2000002421A1 (en) 2000-01-13
CN1273759A (zh) 2000-11-15
EP1034690A1 (de) 2000-09-13
EP1034690B1 (de) 2003-10-29
CN1287637C (zh) 2006-11-29

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Legal Events

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

Owner name: LUMILEDS LIGHTING INTERNATIONAL B:V:, BEST, NL

Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N

8364 No opposition during term of opposition