Laser diode module with an adjustable monitoring current
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United States of America Patent
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Sep 21, 2010
Grant Date -
Aug 20, 2009
app pub date -
Feb 20, 2008
filing date -
Feb 20, 2008
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Abstract
A laser diode module with an adjustable monitoring current, wherein the photo diodes monitoring the light-emitting power of the laser diode are arranged in array, and wherein a programmed photo diode is formed by the photo diodes in match of a memory and switch control unit. In this way, the problem of an inconstant monitoring current of the prior art is avoided. Meanwhile, an adjustable monitoring current is achieved.
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