Chapter 19
z-Transform
Définition de z-Transform
The z-transform is a fundamental tool used in analyzing discrete-time systems, serving as the discrete-time counterpart of the Laplace transform.
It ...
Région de convergence
The z-transform converges only for certain values of z. This range of values is known as the Region of Convergence (ROC), which is essential for ...
Propriétés de la transformation z I
Certain properties provide a solid foundation for analyzing discrete-time systems using the Z-transform.
Considering two discrete-time signals, the ...
Propriétés de la z-Transform II
The property of Accumulation is derived by expressing the accumulated sum and applying the time-shifting property to solve for the Z-transform.
It states ...
Transformée z inverse par expansion de fraction partielle
The inverse Z-transform is an essential tool used for converting a function from its frequency domain representation back to the time domain.
Consider the ...
Solution d’équation différentielle à l’aide de la transformation z
Most practical discrete-time systems can be represented by linear difference equations, making the z-transform a particularly useful tool.
Knowing the ...
Relation entre la DFT et la transformation z
The Discrete Fourier Transform (DFT) analyzes the frequency content of discrete-time signals.
It maps the N-sampled discrete time-domain sequence to its ...
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