SUPPLY DEVICE OF CIRCUIT BRANCHES WITH LED DIODES
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United States of America Patent
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app pub date -
Jan 20, 2010
filing date -
Feb 11, 2005
priority date (Note) -
Abandoned
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Abstract
A device includes at least two circuit branches, each of said at least two circuit branches comprising at least one LED diode. The device comprises a supply circuit that provides an electric supply of said at least two circuit branches and includes a variable resistance. The device comprises a controller coupled to said at least two circuit branches and suitable for varying said resistance in reply to a variation of the current that flows in one of said at least two circuit branches to vary the electric supply of said at least two circuit branches.
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