Hongjiang Song. The poles of four VLSI filters are shown below (assume ω1<ω2<ω3<ω4 and φ1<φ2<φ3<φ4). φ 1 ω1 φ 2 ω 2 (a) (b) φ3 ω3 φ4 ω4 (c) (d) 3.9) Which ...
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