What Are Some Examples of Applications of LTI Systems
2014年7月27日 · I'm giving a lecture on LTI systems. I encountered some questions: for a discrete LTI system H with impulse response h, is the system applied on signal x (t) equals x*h …
Why is the output of an LTI system expressed as the convolution …
2021年11月15日 · What do you mean? Convolution is a mathematical operation, it is not used to "define" an LTI system. It can be used to easily find an LTI system's output to any input, but …
inverse problem - Are all LTI systems invertible? If not, what is a ...
2019年11月11日 · The null system, that turns every signal into a zero flat line, is not invertible, but a bit trivial. A system that computes a discrete derivative, eg with impulse response [1 − 1] [1 − …
How does a time delay affect the difference equation of a LTI …
2024年5月16日 · I'm right now working on my digital signal processing homework and among the exercises is a tough LTI-system in a canonical-like form, however right before the output is a …
How to determine if a system is LTI?
How can we determine in the system is LTI or not when: x[n] x [n] is the input y[n] y [n] is the input both are inputs Using the definitions is somewhat vague in this case, so I am lost how to …
signal analysis - Determining if the given system is LTI - Signal ...
2017年3月19日 · Really, you can never prove something is LTI by simply looking at a given input and output, only disprove that a system is LTI. (Though in practice, if you compare the power …
Is the following system LTI and what is its purpose?
2023年5月28日 · The system is equivalently LTI for shifts that are even in number of samples, or for inputs unaliased by the subsampling (zero spectrum over [fs/4, −fs/4) [f s / 4, − f s / 4)). It is …
Solved Consider the continuous-time LTI system that has the
Consider the continuous-time LTI system that has the impulse response h(t) shown in Figure 2.1 and the frequency response H (jω) shown in Figure 2.2 (next page). In parts a)-d) below, you …
For an LTI system, why does the Fourier transform of the impulse ...
I know that for a given system, the Fourier transform of its impulse response gives its frequency response. I want to find where this property comes from, but haven't been able to find if it's a …
Calculating transfer function of a linear time varying system?
2023年5月29日 · If we excite a LTI system with the Dirac delta δ(t), the system outputs the impulse response h(t). For a LTI system, it doesn't matter when we excite the system with the …