METHODS AND APPARATUS FOR PRODUCING PRECISION CURRENT OVER A WIDE DYNAMIC RANGE
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United States of America Patent
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Issued Date -
Aug 12, 2010
app pub date -
Sep 9, 2008
filing date -
Sep 12, 2007
priority date (Note) -
Abandoned
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Abstract
Methods and apparatus provide for producing a remote current for driving a load, comprising: producing a local current, Iref; amplifying the local current Iref by a value of K to produce a local current K Iref; mirroring the local current K Iref to another location; producing a remote current K Iref in response to the mirroring of the local current K Iref; and dividing the remote current K Iref by a matched value of K to produce a remote current Iref for driving the load.
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