causal and time variant


by skan
Tags: causal, time, variant
skan
skan is offline
#1
Oct25-04, 09:19 PM
P: 15
1.g(t) = f(t) + f(-t)
2. g(t)= f(t/2)
can someone pls explain why these functions are time variant and non causal
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Gokul43201
Gokul43201 is offline
#2
Oct26-04, 12:01 AM
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This sounds like it's from a DSP course. Is it ? Are you talking about filters ?
skan
skan is offline
#3
Oct26-04, 12:38 AM
P: 15
yeah I am !! they are filters.


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