(Part A: Understanding System’s Properties)
 
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==1.Causal system==
 
==1.Causal system==
 
It's Output at any given time only depends on past or present events/information.
 
It's Output at any given time only depends on past or present events/information.
 +
y(t) = x(t-5) + 8
  
 
==2.Non-Causal System==
 
==2.Non-Causal System==
 
Output at any given time depends on a future event or piece of information.
 
Output at any given time depends on a future event or piece of information.
 +
y(t) = x(t+5) +8
 +
 +
 +
Jayanth's comments: This is the correct deinition for a causal System.

Latest revision as of 15:10, 19 September 2008

Part A: Understanding System’s Properties

1.Causal system

It's Output at any given time only depends on past or present events/information. y(t) = x(t-5) + 8

2.Non-Causal System

Output at any given time depends on a future event or piece of information. y(t) = x(t+5) +8


Jayanth's comments: This is the correct deinition for a causal System.

Alumni Liaison

Ph.D. 2007, working on developing cool imaging technologies for digital cameras, camera phones, and video surveillance cameras.

Buyue Zhang