LED drive circuit
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United States of America Patent
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Dec 27, 2005
Issued Date -
N/A
app pub date -
Feb 7, 2002
filing date -
Feb 8, 2001
priority date (Note) -
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status (Latency Note)
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Abstract
An LED drive circuit having reduced power consumption has a constant current generating circuit for driving a plurality of LEDs and at least one switch connected to a respective LED for periodically turning on and off the respective LED at a rate higher than a visual perception rate to reduce power consumption.
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