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Timeline for Phase of the DFT

Current License: CC BY-SA 4.0

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Jul 23, 2023 at 12:27 vote accept BullWebster
Sep 9, 2019 at 16:25 comment added Matt L. @BullWebster: Just use $(1-e^{-j\phi})=e^{-j\phi /2}(e^{j\phi/2}-e^{-j\phi/2})=e^{-j\phi /2} 2j\sin(\phi/2)$.
Sep 9, 2019 at 14:57 comment added BullWebster Thanks for your reply. I was missing the windowing. By using the geometric sum formula, I arrived to $(1 - e ^ {j 2 \pi N (f_0 + k / N)}) / (1 - e ^ {j 2 \pi (f_0 + k / N)})$. How did you get the expression in (2)?
Aug 29, 2019 at 11:00 history answered Matt L. CC BY-SA 4.0