FI102347B1 - An electronic connection device is provided with the detection circuit of the lamp direction - Google Patents

An electronic connection device is provided with the detection circuit of the lamp direction

Info

Publication number
FI102347B1
FI102347B1 FI972597A FI972597A FI102347B1 FI 102347 B1 FI102347 B1 FI 102347B1 FI 972597 A FI972597 A FI 972597A FI 972597 A FI972597 A FI 972597A FI 102347 B1 FI102347 B1 FI 102347B1
Authority
FI
Finland
Prior art keywords
detection circuit
connection device
electronic connection
lamp direction
lamp
Prior art date
Application number
FI972597A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI102347B (en
FI972597A0 (en
Inventor
Jari Heine
Erkki Ahonen
Harri Naakka
Original Assignee
Helvar Oy
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 Helvar Oy filed Critical Helvar Oy
Priority to FI972597A priority Critical patent/FI102347B1/en
Publication of FI972597A0 publication Critical patent/FI972597A0/en
Priority to EP98660055A priority patent/EP0886460A1/en
Application granted granted Critical
Publication of FI102347B publication Critical patent/FI102347B/en
Publication of FI102347B1 publication Critical patent/FI102347B1/en

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
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
    • H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
    • H05B41/295—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices and specially adapted for lamps with preheating electrodes, e.g. for fluorescent lamps
    • H05B41/298—Arrangements for protecting lamps or circuits against abnormal operating conditions
    • H05B41/2981—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
    • H05B41/2985—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal lamp operating conditions
FI972597A 1997-06-18 1997-06-18 An electronic connection device is provided with the detection circuit of the lamp direction FI102347B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI972597A FI102347B1 (en) 1997-06-18 1997-06-18 An electronic connection device is provided with the detection circuit of the lamp direction
EP98660055A EP0886460A1 (en) 1997-06-18 1998-06-11 Electronic ballast with circuit for detecting rectification by lamp

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI972597 1997-06-18
FI972597A FI102347B1 (en) 1997-06-18 1997-06-18 An electronic connection device is provided with the detection circuit of the lamp direction

Publications (3)

Publication Number Publication Date
FI972597A0 FI972597A0 (en) 1997-06-18
FI102347B FI102347B (en) 1998-11-13
FI102347B1 true FI102347B1 (en) 1998-11-13

Family

ID=8549076

Family Applications (1)

Application Number Title Priority Date Filing Date
FI972597A FI102347B1 (en) 1997-06-18 1997-06-18 An electronic connection device is provided with the detection circuit of the lamp direction

Country Status (2)

Country Link
EP (1) EP0886460A1 (en)
FI (1) FI102347B1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE59803245D1 (en) 1997-12-23 2002-04-04 Tridonic Bauelemente Gmbh Dorn METHOD AND DEVICE FOR DETECTING THE RECTIFIER EFFECT IN A GAS DISCHARGE LAMP
DE19837728A1 (en) * 1998-08-20 2000-02-24 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Operating circuit with at least one discharge lamp has detector to compare voltage drop at coupling capacitors with reference voltage and generates half bridge rectifier drive signal
FI107580B (en) * 1999-03-30 2001-08-31 Innoware Oy Fluorescent light supply connection
DE19941437A1 (en) * 1999-08-30 2001-03-01 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Circuit arrangement for operating at least one discharge lamp
DE10108138A1 (en) * 2001-02-20 2002-08-29 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Protection circuit for a fluorescent lamp
WO2003041457A1 (en) * 2001-11-07 2003-05-15 Koninklijke Philips Electronics N.V. Ballast circuit arrangement for operating a discharge lamp with end of lamp life detection
DE10255737A1 (en) 2002-11-28 2004-06-09 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Method for operating at least one low-pressure discharge lamp and operating device for at least one low-pressure discharge lamp
DE102012207002A1 (en) * 2011-12-23 2013-06-27 Tridonic Gmbh & Co. Kg Procedure, control gear and lighting system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06325883A (en) * 1993-05-13 1994-11-25 Mitsubishi Denki Shomei Kk Discharge lamp lighting device
US5574335A (en) * 1994-08-02 1996-11-12 Osram Sylvania Inc. Ballast containing protection circuit for detecting rectification of arc discharge lamp

Also Published As

Publication number Publication date
FI102347B (en) 1998-11-13
FI972597A0 (en) 1997-06-18
EP0886460A1 (en) 1998-12-23

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Legal Events

Date Code Title Description
MA Patent expired