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180 Chapter 4 Digital Filters
Figure 4.72 Interpolator with group delay equalizer
quantization, overflow detection, and correction. An arithmetic work load of more
than 140.2 MOPS is too high for most of today's standard digital signal processors.
The interpolator is described by the pseudocode in Box 4.3.
Box 4.3. Pseudocode for the WDF interpolator
