3. Consider the causal linear shift-invariant filter with system function 1+0.8752-1 (1+0.2z-+0.9z-)(1-0.7z-) H(z) Draw a signal...

 

Transcribed Image Text:

3. Consider the causal linear shift-invariant filter with system function 1+0.8752-1 (1+0.2z-¹+0.9z-²)(1-0.7z-¹) H(z) Draw a signal flow graph for this system using (a) Direct form I (b) Direct form II (c) A cascade of first- and second-order systems realized in direct form II (d) A cascade of first- and second-order systems realized in transposed direct form II 3. Consider the causal linear shift-invariant filter with system function 1+0.8752-1 (1+0.2z-¹+0.9z-²)(1-0.7z-¹) H(z) Draw a signal flow graph for this system using (a) Direct form I (b) Direct form II (c) A cascade of first- and second-order systems realized in direct form II (d) A cascade of first- and second-order systems realized in transposed direct form II