Circular Convolution - MIT OpenCourseWare
6.341: Discrete-Time Signal Processing OpenCourseWare 2006 Lecture 16 Linear Filtering with the DFT Reading: Sections 8.6 and 8.7 in Oppenheim, Schafer & Buck (OSB). Circular Convolution x[n] and h[n] are two finite sequences of length N with DFTs denoted by X[k] and H[k], respectively. Let us form the product W [k] = X[k]H[k],
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