| | Encyclopedia :: encyclopedia : Digital signal processing (Site not responding. Last check: ) |
 | | Since the goal of DSP is usually to measure or filter continuous real-world analog signals, the first step is usually to convert the signal from an analog to a digital form, by using an analog to digital converter. |
 | | In the discretization stage, the space of signals is partioned into equivalence classes and discretization is carried out by replacing the signal with representative signal of the corresponding equivalence class. |
 | | Signals are converted from time or space domain to the frequency domain usually through the Fourier transform. |
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