Template:Digital signal processing - Simple English Wikipedia, the free encyclopedia

v t e Digital signal processing
Theory	Detection theory Discrete signal Estimation theory Nyquist–Shannon sampling theorem
Sub-fields	Audio signal processing Digital image processing Speech processing Statistical signal processing
Techniques	Discrete cosine transform (DCT) Laplace transform Z-transform Advanced z-transform Matched Z-transform method Bilinear transform Constant-Q transform Discrete Fourier transform (DFT) Discrete-time Fourier transform (DTFT) Impulse invariance Integral transform Post's inversion formula Starred transform Zak transform
Sampling	Nyquist rate / frequency Aliasing Anti-aliasing filter Downsampling Oversampling Quantization Sampling rate Undersampling Upsampling