Find optimizations to simplify the implementation of a FIR filter followed by a by four decimation.
Respostas da entrevista
Sigiloso
29 de ago. de 2009
Hint (I didn't get a hint): It can be done with three register stages and a couple of adders.
Sigiloso
25 de set. de 2009
Decimate the signal first, then decimate the FIR filter, then convolve the decimated signal with the decimated FIR filter, it gives the same result with fewer computations.