View source for Discrete-time Fourier transform info - Rhea

[[Category:formula info]]
[[Category:discrete-time Fourier transform]]


=About the Discrete-time Fourier transform (DTFT)=
<math>\,\mathcal{X}(\omega)=\mathcal{F}(x[n])=\sum_{n=-\infty}^{\infty}x[n]e^{-j\omega n}\,</math>
----
==Practice Problems==
*[[Practice DTFT computation cosine ECE438F11|What is the Fourier transform of this DT cosine?]] 
*[[Practice DTFT computation rect ECE438F11|What is the Fourier transform of this DT rect function?]] 
*[[practice_DTFT_computation_sine_ECE438F13|Compute the DT Fourier transform of a sinc]]
*[[practice_DTFT_computation_rect_ECE438F13|Compute the DT Fourier transform of a rect]]
*[[Fourier_transform_3numinusn_DT_ECE301S11|Compute the Fourier transform of 3^n u[-n]]]
*[[Fourier_transform_window_DT_ECE301S11|Compute the Fourier transform of u[n+1]-u[n-2]]]
----
==Slectures on DTFT==
*Definition+properties of Discrete-time Fourier transform (DTFT)
**[[Discrete-time Fourier transform (DTFT) Slecture by Jacob Holtman|Text slecture]] by Jacob Holtman 
**[[Discrete-time Fourier transform Slecture by Fabian Faes|Text slecture]] by Fabian Faes  
**[[Discrete-time Fourier transform Xian Zhang ECE438 slecture|Text slecture]] by Xian Zhang  
* Discrete-time Fourier transform (DTFT) of a sampled cosine
**[[DTFTCosinePawling|Text slecture]] by Andrew Pawling  
**[[Dtft sampling slecture srh|Text slecture]] by Sutton Hathorn 
**[[Text Slecture|Text slecture]] by Sahil Sanghani 
**[[DTFT of a sampled cosine Yijun ECE438 slecture|Text slecture]] by Yijun Han 
-----
==Other pages related to the DTFT==
*[[Table_DT_Fourier_Transforms|Table of discrete-time Fourier transform pairs and properties]]
*[[Relationship_between_DTFT_%26_Z-Transform_-_Howard_Ho|Relationship between DTFT and z-transform]]
*[[DTFT_Window_Function|Graph of DTFT of window function]]


Click [[:Category:discrete-time Fourier transform|here]] to view all pages in the [[:Category:discrete-time Fourier transform|"discrete-time Fourier transform" cateory]]
----
[[Table_DT_Fourier_Transforms|Back to table of discrete-time Fourier transform pairs and properties]]