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digital-signal-processing

The DFT as a sampled DTFT

taught

The DFT's own bin values are exactly the DTFT evaluated at N equally spaced frequencies around the unit circle.

Taught in

The DFT as a sampled DTFT
Digital Signal Processing

Requires

why-only-the-dft-is-exactly-computable required

Required by

Linear convolution via the DFT and zero-padding required

Local knowledge map

Local knowledge map

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Solid arrows are required prerequisites; dashed are recommended or helpful. Lower rows are more foundational. Click any box to jump to that concept.