Solid-state auxiliary lamp
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United States of America Patent
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May 15, 2018
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app pub date -
Dec 7, 2016
filing date -
May 29, 2012
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Abstract
A solid-state auxiliary lamp includes a lamp head having a plurality of LED modules; a thermoelectric cooler coupled to the LED modules; and a drive unit. The drive unit can include a plurality of current sources, each of the current sources coupled to a corresponding LED module; and a processor coupled to the current sources and configured to control each current source to control the light output of each current source's corresponding LED module.
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