NL1015217A1 - Light signal. - Google Patents

Light signal.

Info

Publication number
NL1015217A1
NL1015217A1 NL1015217A NL1015217A NL1015217A1 NL 1015217 A1 NL1015217 A1 NL 1015217A1 NL 1015217 A NL1015217 A NL 1015217A NL 1015217 A NL1015217 A NL 1015217A NL 1015217 A1 NL1015217 A1 NL 1015217A1
Authority
NL
Netherlands
Prior art keywords
light signal
light
signal
Prior art date
Application number
NL1015217A
Other languages
Dutch (nl)
Other versions
NL1015217C2 (en
Inventor
Arie De Kwaasteniet
Original Assignee
Nederland Haarlem Traffic B V
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 Nederland Haarlem Traffic B V filed Critical Nederland Haarlem Traffic B V
Priority to NL1015217A priority Critical patent/NL1015217C2/en
Publication of NL1015217A1 publication Critical patent/NL1015217A1/en
Application granted granted Critical
Publication of NL1015217C2 publication Critical patent/NL1015217C2/en

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/095—Traffic lights
    • 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]
    • 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
    • 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
    • H05B45/46—Details of LED load circuits with an active control inside an LED matrix having LEDs disposed in parallel lines
    • 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
NL1015217A 1999-05-17 2000-05-17 Artificial light signal determined by large number of light emitting diodes involves automatic control device for control of correct signal function NL1015217C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NL1015217A NL1015217C2 (en) 1999-05-17 2000-05-17 Artificial light signal determined by large number of light emitting diodes involves automatic control device for control of correct signal function

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
NL1012076 1999-05-17
NL1012076 1999-05-17
NL1015217A NL1015217C2 (en) 1999-05-17 2000-05-17 Artificial light signal determined by large number of light emitting diodes involves automatic control device for control of correct signal function
NL1015217 2000-05-17

Publications (2)

Publication Number Publication Date
NL1015217A1 true NL1015217A1 (en) 2000-11-20
NL1015217C2 NL1015217C2 (en) 2001-01-09

Family

ID=26642980

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1015217A NL1015217C2 (en) 1999-05-17 2000-05-17 Artificial light signal determined by large number of light emitting diodes involves automatic control device for control of correct signal function

Country Status (1)

Country Link
NL (1) NL1015217C2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7129856B2 (en) 2001-08-16 2006-10-31 Siemens Aktiengesellschaft Illuminated sign for traffic control and method for functional monitoring of such a sign

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003061347A1 (en) * 2002-01-19 2003-07-24 Stührenberg GmbH Signal light comprising light-emitting diodes
DE10324609B4 (en) * 2003-05-30 2014-11-13 Osram Gmbh Control circuit and LED array and method for operating an LED array

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7129856B2 (en) 2001-08-16 2006-10-31 Siemens Aktiengesellschaft Illuminated sign for traffic control and method for functional monitoring of such a sign

Also Published As

Publication number Publication date
NL1015217C2 (en) 2001-01-09

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Effective date: 20071201