問題詳情
2 連續性（continuous）訊號經取樣轉換為離散式（discrete）訊號時，取樣率（sampling rate）至少必須是原連續性訊號頻寬的幾倍以上，方能從該離散式訊號完整還原為原連續性訊號？
(A)1
(B)2
(C)3
(D)4
(A)1
(B)2
(C)3
(D)4
參考答案
答案：B
難度：適中0.691099
統計：A(7),B(132),C(28),D(24),E(0)
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