Ground skimming output stage
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United States of America Patent
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Mar 1, 2011
Grant Date -
Mar 26, 2009
app pub date -
Dec 1, 2008
filing date -
Sep 23, 2004
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Ground skimming output stages that are designed to drive wideband signals with the ability to provide a high quality output signal all the way to the low supply rail are provided. In accordance with an embodiment of the present invention, the output stage of the present invention includes a translinear current controller, an output transistor and a current mirror. While not limited thereto, embodiments of the present invention only require a single positive power supply, consistent with the recent trend toward integrated circuits that only require a single low voltage power supply.
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