Method, operating device, and lighting system
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United States of America Patent
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Jun 3, 2014
Grant Date -
Dec 15, 2011
app pub date -
Jan 7, 2010
filing date -
Jan 9, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
The application relates to a circuit for operating a light-emitting means, having a half-bridge or full-bridge circuit for providing a supply voltage for the at least one light-emitting means, and a control circuit for the closed-loop control of the operation of the light-emitting means and/or fault identification. A measurement signal which represents the current through the bridge circuit and/or a measurement signal which represents the lamp current and a measurement signal which represents the voltage across the at least one light-emitting means are supplied to the control circuit at the same input.
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