Problem

We wish to design an FIR lowpass filter satisfying the specifications by applyi...

We wish to design an FIR lowpass filter satisfying the specifications

by applying a windoww[n] to the impulse response hd[n] for the ideal discrete-time lowpass filter with cutoff ωc = 0.3π. Which of the windows listed in Section 7.5.1 can be used to meet this specification? For each window that you claim will satisfy this specification, give the minimum length M + 1 required for the filter.

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