inverse discrete Fourier transform (IDFT)
GPTKB entity
Statements (19)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:transformation
|
| gptkbp:abbreviation |
gptkb:IDFT
|
| gptkbp:application |
communications
audio processing image processing digital signal processing |
| gptkbp:category |
Fourier analysis
|
| gptkbp:designer |
gptkb:discrete_Fourier_transform_(DFT)
|
| gptkbp:field |
gptkb:mathematics
gptkb:signal_processing |
| gptkbp:form |
x[n] = (1/N) * sum_{k=0}^{N-1} X[k] * exp(j*2*pi*k*n/N)
|
| gptkbp:input |
frequency domain sequence
|
| gptkbp:output |
time domain sequence
|
| gptkbp:relatedTo |
gptkb:fast_Fourier_transform_(FFT)
|
| gptkbp:usedIn |
gptkb:OFDM_(orthogonal_frequency-division_multiplexing)
spectral analysis |
| gptkbp:bfsParent |
gptkb:discrete_Fourier_transform_(DFT)
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
inverse discrete Fourier transform (IDFT)
|