FR2778481B1 - Procede de gestion d'une source de lumiere de signalisation routiere - Google Patents

Procede de gestion d'une source de lumiere de signalisation routiere

Info

Publication number
FR2778481B1
FR2778481B1 FR9805661A FR9805661A FR2778481B1 FR 2778481 B1 FR2778481 B1 FR 2778481B1 FR 9805661 A FR9805661 A FR 9805661A FR 9805661 A FR9805661 A FR 9805661A FR 2778481 B1 FR2778481 B1 FR 2778481B1
Authority
FR
France
Prior art keywords
managing
source
signaling light
road signaling
road
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 - Fee Related
Application number
FR9805661A
Other languages
English (en)
Other versions
FR2778481A1 (fr
Inventor
Cyrille Chanal
H Stephane Manac
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.)
Sagem SA
Original Assignee
Sagem SA
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 Sagem SA filed Critical Sagem SA
Priority to FR9805661A priority Critical patent/FR2778481B1/fr
Priority to EP99401083A priority patent/EP0955619A1/fr
Publication of FR2778481A1 publication Critical patent/FR2778481A1/fr
Application granted granted Critical
Publication of FR2778481B1 publication Critical patent/FR2778481B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • H05B45/48—Details of LED load circuits with an active control inside an LED matrix having LEDs organised in strings and incorporating parallel shunting devices
    • 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
    • H05B45/52—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits in a parallel 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
    • H05B45/54—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
    • H05B45/58—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits involving end of life detection 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
    • 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
    • H05B47/23—Responsive to malfunctions or to light source life; for protection of two or more light sources connected in series

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
FR9805661A 1998-05-05 1998-05-05 Procede de gestion d'une source de lumiere de signalisation routiere Expired - Fee Related FR2778481B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9805661A FR2778481B1 (fr) 1998-05-05 1998-05-05 Procede de gestion d'une source de lumiere de signalisation routiere
EP99401083A EP0955619A1 (fr) 1998-05-05 1999-05-04 Procédé de gestion d'une source de lumière de signalisation routière

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9805661A FR2778481B1 (fr) 1998-05-05 1998-05-05 Procede de gestion d'une source de lumiere de signalisation routiere

Publications (2)

Publication Number Publication Date
FR2778481A1 FR2778481A1 (fr) 1999-11-12
FR2778481B1 true FR2778481B1 (fr) 2000-06-23

Family

ID=9526035

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9805661A Expired - Fee Related FR2778481B1 (fr) 1998-05-05 1998-05-05 Procede de gestion d'une source de lumiere de signalisation routiere

Country Status (2)

Country Link
EP (1) EP0955619A1 (fr)
FR (1) FR2778481B1 (fr)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19841490B4 (de) * 1998-09-10 2005-06-30 Infineon Technologies Ag Schaltungsanordnung zum Schutz einer Serienschaltung aus mindestens zwei Leuchdioden vor dem Ausfall
US6153980A (en) * 1999-11-04 2000-11-28 Philips Electronics North America Corporation LED array having an active shunt arrangement
DE10140331C2 (de) 2001-08-16 2003-11-06 Siemens Ag Lichtzeichen zur Verkehrssteuerung und Verfahren zur Funktionsüberwachung eines solchen Zeichens
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
JP4457312B2 (ja) * 2006-01-12 2010-04-28 株式会社デンソー 車両用ヘッドランプ装置
ITTV20060032A1 (it) * 2006-03-10 2007-09-11 Elettrolab Srl Un dispositivo elettronico di distribuzione della potenza elettrica.
FR2901956A1 (fr) * 2006-06-06 2007-12-07 Lyracom Sarl Procede de gestion de diodes electroluminescentes disposees en serie et lanterne incorporant des diodes electroluminescentes en serie
DE102006031679A1 (de) * 2006-07-08 2008-01-10 Hella Kgaa Hueck & Co. Schaltungsanordnung zur elektrischen Ansteuerung eines Kraftfahrzeug-Scheinwerfers
FR2906672A1 (fr) * 2006-09-28 2008-04-04 Valeo Vision Sa Dispositif de controle d'une pluralite de charges comme des sources lumineuses et dispositif d'eclairage et/ou de signalisation de vehicule incorporant un tel dispositif de controle
FR2909831B1 (fr) * 2006-12-08 2009-01-16 Schneider Electric Ind Sas Dispositif a eclairage variable a diodes electroluminescentes
US7923933B2 (en) * 2007-01-04 2011-04-12 Applied Materials, Inc. Lamp failure detector
DE102007047847B4 (de) * 2007-11-22 2018-02-22 Swarco Traffic Systems Gmbh Verkehrssignalanlage mit Signalgebern und einer Steuereinrichtung zum Steuern von Leuchten in den Signalgebern
ITBO20070810A1 (it) * 2007-12-10 2009-06-11 Calzoni Srl Impianto di segnalazione luminosa per piste di areoporti, percorsi stradali e simili.
US8237590B2 (en) 2008-04-28 2012-08-07 GE Lighting Solutions, LLC Apparatus and method for reducing failures in traffic signals
DE102008048701B4 (de) * 2008-09-24 2020-06-04 HELLA GmbH & Co. KGaA Verfahren zum Betrieb einer Reihenschaltung von mindestens zwei LED's
DE102008037551B4 (de) * 2008-11-14 2013-04-18 Lear Corporation Gmbh Vorrichtung zum Betreiben von Leuchtdiodenketten
DE102009005999A1 (de) 2009-01-23 2010-09-16 Trumpf Laser Gmbh + Co. Kg Verfahren zur Bestimmung der Degradation und/oder Effizienz von Lasermodulen und Lasereinheit
FR2949937B1 (fr) * 2009-09-08 2011-12-09 Valeo Vision Procede d'alimentation de dispositifs d'eclairage ou de signalisation d'un vehicule, systeme d'eclairage ou de signalisation correspondant
CN103098549B (zh) * 2010-09-10 2016-06-29 奥斯兰姆施尔凡尼亚公司 直接驱动的led电路和方法
US8896220B2 (en) 2011-03-07 2014-11-25 Osram Sylvania Inc. High efficiency, low energy storage driver circuit for solid state light sources
DE102011053491A1 (de) * 2011-04-04 2012-10-04 Jb-Lighting Lichtanlagentechnik Gmbh Scheinwerfer mit Leuchtdioden
TWI429161B (zh) 2011-07-21 2014-03-01 Silicon Touch Tech Inc Shunt protection module for series device and its shunt protection method
DE102014107947A1 (de) * 2014-06-05 2015-12-17 Pintsch Bamag Antriebs- Und Verkehrstechnik Gmbh LED-Einheit mit Spannungsüberwachung, Verwendung einer solchen LED-Einheit sowie LED-Leuchte mit einer solchen LED-Einheit
DE102015112404A1 (de) 2014-07-29 2016-02-04 Pintsch Bamag Antriebs- Und Verkehrstechnik Gmbh LED-Einheit für Lichtsignalgeber, Lichtsignalgeber mit einer solchen Einheit und Verfahren zur Überwachung eines LED-Strangs einer LED-Einheit
DE102015008109B4 (de) * 2015-06-17 2022-08-18 Elmos Semiconductor Se Vorrichtung zur Überwachung mindestens zweier LED-Ketten
DE102015017315B3 (de) 2015-06-17 2022-12-01 Elmos Semiconductor Se Verfahren zur Überwachung mindestens zweier LED-Ketten mit LEDs unterschiedlicher Flussspannungen
DE102015008110B4 (de) * 2015-06-17 2023-03-02 Elmos Semiconductor Se Verfahren zur Überwachung mindestens zweier unterschiedlich langer LED-Ketten
DE102015017314B3 (de) 2015-06-17 2022-11-17 Elmos Semiconductor Se Vorrichtung zur Überwachung mindestens zweier LED-Ketten mit unterschiedlichen Flussspannungen der LEDs
DE102016103871A1 (de) * 2016-03-03 2017-09-07 Washtec Holding Gmbh Verfahren und Vorrichtung zum automatischen Erfassen der Konfiguration von hintereinander geschalteten Leuchtelementen
DE102016105516B3 (de) * 2016-03-24 2017-03-02 Elmos Semiconductor Aktiengesellschaft Verfahren zur Überwachung mindestens zweier unterschiedlich langer LED-Ketten mit Hilfe programmierbarer Spannungsteiler
DE102016105517B3 (de) * 2016-03-24 2017-03-16 Elmos Semiconductor Aktiengesellschaft Vorrichtung zur Überwachung mindestens zweier unterschiedlich langer LED-Ketten mit Hilfe programmierbarer Spannungsteiler
DE102017111089B4 (de) 2017-05-22 2020-09-10 Elmos Semiconductor Aktiengesellschaft Verfahren zur optischen Funktionsüberwachung der Lichtabstrahlung von mindestens drei verschiedenfarbigen LED-Leuchtmitteln in Leuchten
DE102017111087B4 (de) 2017-05-22 2020-09-10 Elmos Semiconductor Aktiengesellschaft Verfahren zur optischen Funktionsüberwachung der Lichtabstrahlung von mindestens drei LED-Leuchtmitteln in Leuchten
DE102018110982B4 (de) 2017-05-22 2021-08-26 Elmos Semiconductor Se Verfahren zur optischen Funktionsüberwachung der Lichtabstrahlung von LED-Leuchtmitteln in Leuchten
EP3407681B1 (fr) 2017-05-22 2019-12-25 ELMOS Semiconductor Aktiengesellschaft Procédé et dispositif de mise en oeuvre d'un essai fonctionnel d'un moyen d'éclairage d'un appareil d'éclairage destinés à l'éclairage ou à l'affichage

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2577061B3 (fr) * 1985-02-07 1987-06-12 Charbonnier Jean Procede de telecontrole de signaux lumineux de circulation et dispositif de securite universel pour les installations de signalisation routiere utilisant cette categorie de signaux
US5430354A (en) * 1992-03-24 1995-07-04 North American Philips Corporation HID lamp and auxiliary lamp ballast using a single multiple function switch
US5457450A (en) * 1993-04-29 1995-10-10 R & M Deese Inc. LED traffic signal light with automatic low-line voltage compensating circuit

Also Published As

Publication number Publication date
FR2778481A1 (fr) 1999-11-12
EP0955619A1 (fr) 1999-11-10

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ST Notification of lapse

Effective date: 20060131