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Results tagged with z-transform
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user 38885
The Z-transform converts a discrete time-domain signal, which is a sequence of real or complex numbers, into a complex frequency-domain representation.
1
vote
1
answer
1k
views
partial fractions expansion inverse Z-transform, help
I have the correct solution from teacher's solution guide, but I was slightly confused by some algebra about the partial fractions expansion evidently
difference equation is as follows
$ y[n] = \fra …
- 25
1
vote
1
answer
971
views
finding inverse Z transform with usage of tables (LTI and causal sequences)
problem is as follows
try to find the inverse Z
$Z^{-1} (\frac{3}{z+2}) = ???$
with the usage of z-transform tables
Ok, so in order to find something from the table, I thought that we expand wi …
- 25
0
votes
1
answer
1k
views
solving recurrence relation with Z-transform (LTI and causal)
I just wanted to doublecheck answers for my sanity's sake (exam next week)
problem statement
recurrence relation, solve it
$y[n+1]= 35 + y[n]*0.5$
according to my teacher it will be such that the …
- 25