Method and apparatus to emulate a filter using digital elements
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United States of America Patent
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Oct 14, 2008
Grant Date -
Jan 25, 2007
app pub date -
Jul 20, 2005
filing date -
Jul 20, 2005
priority date (Note) -
Expired
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Abstract
A system, apparatus, method and article to emulate a filter using digital elements are described. The apparatus may include a digital-to-analog converter having an impulse response emulator, the impulse response emulator to receive multiple digital signals each having a predetermined waveform, and convert a sequence of bits from each digital signal to a predetermined analog waveform corresponding to the sequence of bits using a lookup table or digital filter. Other embodiments are described and claimed.
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