Digital Signal Processing

• DSP: the arithmetic processing of real-time analog signalsthat are digitally sampled

• Example functions:

  • Filtering ? Convolution
  • Correlation ? Fast Fourier Transforms

X

C0

X0

X

C1

X1

X

C2

X2

SAMPLE DATA

N BITS WIDE

K TAPS LONG

K SUMs

OUTPUT DATA

SUM

FIR FILTER

Based on Multiplications/Additions (MACs) with feedback mechanisms

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