FI20010016A0 - Method and apparatus for supplying a high frequency AC current to a low pressure discharge lamp - Google Patents

Method and apparatus for supplying a high frequency AC current to a low pressure discharge lamp

Info

Publication number
FI20010016A0
FI20010016A0 FI20010016A FI20010016A FI20010016A0 FI 20010016 A0 FI20010016 A0 FI 20010016A0 FI 20010016 A FI20010016 A FI 20010016A FI 20010016 A FI20010016 A FI 20010016A FI 20010016 A0 FI20010016 A0 FI 20010016A0
Authority
FI
Finland
Prior art keywords
supplying
current
high frequency
low pressure
discharge lamp
Prior art date
Application number
FI20010016A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI109572B (en
Inventor
Hannu Vihinen
Harri Naakka
Original Assignee
Helvar Oy Ab
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 Ab filed Critical Helvar Oy Ab
Priority to FI20010016A priority Critical patent/FI109572B/en
Publication of FI20010016A0 publication Critical patent/FI20010016A0/en
Priority to EP01660253A priority patent/EP1225791A3/en
Application granted granted Critical
Publication of FI109572B publication Critical patent/FI109572B/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
    • H05B41/282—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
    • H05B41/2825—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 by means of a bridge converter in the final stage
    • H05B41/2828—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 by means of a bridge converter in the final stage using control circuits for the switching elements
FI20010016A 2001-01-05 2001-01-05 Method and apparatus for supplying a high frequency alternating current to a low pressure discharge lamp FI109572B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI20010016A FI109572B (en) 2001-01-05 2001-01-05 Method and apparatus for supplying a high frequency alternating current to a low pressure discharge lamp
EP01660253A EP1225791A3 (en) 2001-01-05 2001-12-28 Method and apparatus for supplying high frequency alternating current to a low pressure discharge lamp

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20010016A FI109572B (en) 2001-01-05 2001-01-05 Method and apparatus for supplying a high frequency alternating current to a low pressure discharge lamp
FI20010016 2001-01-05

Publications (2)

Publication Number Publication Date
FI20010016A0 true FI20010016A0 (en) 2001-01-05
FI109572B FI109572B (en) 2002-08-30

Family

ID=8559885

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20010016A FI109572B (en) 2001-01-05 2001-01-05 Method and apparatus for supplying a high frequency alternating current to a low pressure discharge lamp

Country Status (2)

Country Link
EP (1) EP1225791A3 (en)
FI (1) FI109572B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1867216A1 (en) 2005-03-22 2007-12-19 Lightech Electronic Industries Ltd. Igniter circuit for an hid lamp

Also Published As

Publication number Publication date
EP1225791A2 (en) 2002-07-24
EP1225791A3 (en) 2004-08-11
FI109572B (en) 2002-08-30

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Legal Events

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MA Patent expired