IT1305051B1 - Sistema di controllo di un impianto di illuminazione o segnalazioneluminosa avente una molteplicita' di punti luce a led o simili - Google Patents

Sistema di controllo di un impianto di illuminazione o segnalazioneluminosa avente una molteplicita' di punti luce a led o simili

Info

Publication number
IT1305051B1
IT1305051B1 IT1998FI000264A ITFI980264A IT1305051B1 IT 1305051 B1 IT1305051 B1 IT 1305051B1 IT 1998FI000264 A IT1998FI000264 A IT 1998FI000264A IT FI980264 A ITFI980264 A IT FI980264A IT 1305051 B1 IT1305051 B1 IT 1305051B1
Authority
IT
Italy
Prior art keywords
multiplicity
lighting
similar
control system
led light
Prior art date
Application number
IT1998FI000264A
Other languages
English (en)
Inventor
Paolo Redi
Lorenzo Lori
Original Assignee
S E I Sistemi Energetici Integ
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 S E I Sistemi Energetici Integ filed Critical S E I Sistemi Energetici Integ
Priority to IT1998FI000264A priority Critical patent/IT1305051B1/it
Publication of ITFI980264A0 publication Critical patent/ITFI980264A0/it
Priority to EP99830640A priority patent/EP1006759B1/en
Priority to ES99830640T priority patent/ES2248977T3/es
Priority to DE69925092T priority patent/DE69925092T2/de
Publication of ITFI980264A1 publication Critical patent/ITFI980264A1/it
Application granted granted Critical
Publication of IT1305051B1 publication Critical patent/IT1305051B1/it

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
    • H05B45/58—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
IT1998FI000264A 1998-12-04 1998-12-04 Sistema di controllo di un impianto di illuminazione o segnalazioneluminosa avente una molteplicita' di punti luce a led o simili IT1305051B1 (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT1998FI000264A IT1305051B1 (it) 1998-12-04 1998-12-04 Sistema di controllo di un impianto di illuminazione o segnalazioneluminosa avente una molteplicita' di punti luce a led o simili
EP99830640A EP1006759B1 (en) 1998-12-04 1999-10-11 System for monitoring a lighting installation or light signaling equipment having a plurality of light points of the led or similar type
ES99830640T ES2248977T3 (es) 1998-12-04 1999-10-11 Sistema para controlar el funcionamiento de una instalacion de iluminacion o un equipo de señalizacion que tiene una pluralidad de puntos de luz del tipo led o similar.
DE69925092T DE69925092T2 (de) 1998-12-04 1999-10-11 Anordnung zur Überwachung einer Beleuchtungseinrichtung oder einer Signalisierungsanordnung mit mehreren Lichtquellen vom LED Typ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1998FI000264A IT1305051B1 (it) 1998-12-04 1998-12-04 Sistema di controllo di un impianto di illuminazione o segnalazioneluminosa avente una molteplicita' di punti luce a led o simili

Publications (3)

Publication Number Publication Date
ITFI980264A0 ITFI980264A0 (it) 1998-12-04
ITFI980264A1 ITFI980264A1 (it) 2000-06-05
IT1305051B1 true IT1305051B1 (it) 2001-04-10

Family

ID=11352723

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1998FI000264A IT1305051B1 (it) 1998-12-04 1998-12-04 Sistema di controllo di un impianto di illuminazione o segnalazioneluminosa avente una molteplicita' di punti luce a led o simili

Country Status (4)

Country Link
EP (1) EP1006759B1 (it)
DE (1) DE69925092T2 (it)
ES (1) ES2248977T3 (it)
IT (1) IT1305051B1 (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003067933A1 (en) * 2002-02-08 2003-08-14 Ortana Elektronik Yazilim Taahhut Sanayi Ve Ticaret Ltd. Sti. Smart led traffic lamp
GB0402974D0 (en) 2004-02-11 2004-03-17 Bhagat Peter Apparatus for the control of lighting and associated methods
ITRM20040448A1 (it) * 2004-09-22 2004-12-22 Tecnologie Meccaniche S R L Interfaccia di alimentazione e rilevazione guasti per un segnalatore ottico a led, in particolare per l'adattamento a reti di alimentazione ferroviarie.
JP4926784B2 (ja) * 2007-03-29 2012-05-09 株式会社小糸製作所 発光装置
CN102033174A (zh) * 2010-09-30 2011-04-27 中国铁路通信信号上海工程集团有限公司 指示器及其故障诊断系统、故障诊断方法
US8607106B2 (en) 2010-10-25 2013-12-10 Himax Analogic, Inc. Channel detection device
KR20120083005A (ko) * 2011-01-17 2012-07-25 삼성전자주식회사 오류 감지 장치 및 방법
TWI625532B (zh) * 2017-03-21 2018-06-01 失效偵測系統及其方法
TWI607673B (zh) 2017-03-21 2017-12-01 聚積科技股份有限公司 Failure detection system and method
US10187955B2 (en) * 2017-06-09 2019-01-22 Infineon Technologies Ag Detection of single short-LED in LED chains
DE102019208132A1 (de) * 2019-06-04 2020-12-10 Heraeus Noblelight Gmbh Anordnung mit belichtungseinrichtung und messeinrichtung, beinhaltend eine elektrische messschaltung und eine selektionsschaltung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5359325A (en) * 1991-10-03 1994-10-25 Cooper Industries, Inc. Automatic monitoring system for airfield lighting systems
IT1256123B (it) * 1992-07-22 1995-11-29 Sistema di controllo automatico delle luci di un impianto di illuminazione a circuito serie,in particolare delle lampade di segnalazione aereoportuali.
US5457450A (en) * 1993-04-29 1995-10-10 R & M Deese Inc. LED traffic signal light with automatic low-line voltage compensating circuit
JP2991893B2 (ja) * 1993-05-31 1999-12-20 富士通株式会社 発光素子の駆動回路及びこれを用いた光増幅中継器
FR2724749A1 (fr) * 1994-09-15 1996-03-22 Sofrela Sa Lampe a del pour bloc de signalisation routiere, comprenant des moyens de controle de son fonctionnement
RU2127030C1 (ru) * 1996-09-26 1999-02-27 Андреев Денис Вадимович Система контроля состояния множества ламп
GB9708861D0 (en) * 1997-04-30 1997-06-25 Signal House Limited Traffic signals

Also Published As

Publication number Publication date
EP1006759A3 (en) 2003-04-23
ITFI980264A1 (it) 2000-06-05
ITFI980264A0 (it) 1998-12-04
DE69925092T2 (de) 2006-01-26
ES2248977T3 (es) 2006-03-16
EP1006759B1 (en) 2005-05-04
EP1006759A2 (en) 2000-06-07
DE69925092D1 (de) 2005-06-09

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