Correlation is a foundation over which the whole structure of digital communications is built. In fact, correlation is the heart
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Tag: Linear Time-Invariant (LTI)
Linear Systems
In wireless communications and other applications of digital signal processing, we often want to modify a generated or acquired signal.
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Some DFT Properties
The purpose of this article is to summarize some useful DFT properties in a table. My favorite property is the
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Time-Invariant Systems
A system is time-invariant if shifting the input sequence on time axis leads to an equivalent shift of the output sequence along the time axis, with no other changes.
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