CIRCUIT ARRANGEMENT FOR OPERATING A LIGHT EMITTING DIODE
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United States of America Patent
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Issued Date -
Jul 5, 2012
app pub date -
Nov 3, 2011
filing date -
Nov 8, 2010
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A circuit arrangement for operating at least one light emitting diode, in particular for a motor vehicle, includes: a communications device which is connectable to a data bus and which is adapted for receiving control signals from the data bus; a control device connected to the communications device; and a control circuit connected to the control device for the clocked control of a switching regulator which is adapted for providing an operating current for operating the light emission diode, with the control device being adapted for controlling the control circuit on the basis of the control signals received by the communications device.
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