Practice IIR Filters: Simple Design Example - 8 | 8. IIR Filters: Simple Design Example | Digital Signal Processing
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8 - IIR Filters: Simple Design Example

Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the cutoff frequency specified in our low-pass filter design?

πŸ’‘ Hint: Look for the value defined in the problem statement.

Question 2

Easy

What is the sampling frequency we are using in this example?

πŸ’‘ Hint: It's one of the provided specifications.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What method is used to preserve the impulse response in the digital domain?

  • Bilinear Transform
  • Impulse Invariant Method
  • Fourier Transform

πŸ’‘ Hint: Think about which method is focused on impulse responses.

Question 2

True or False: The Bilinear Transform Method guarantees that aliasing will not occur in digital filters.

  • True
  • False

πŸ’‘ Hint: Consider what aliasing means and how the bilinear transformation addresses it.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

If we had a higher cutoff frequency, such as 5 Hz, how would your design steps change, including calculations?

πŸ’‘ Hint: Revisit the definitions of cutoff frequency and time constant to guide your calculations.

Question 2

Discuss the impact of increasing the order of the filter on the frequency response. How would you expect the transfer function to change?

πŸ’‘ Hint: Consider how filter orders relate to responsiveness and frequency shaping.

Challenge and get performance evaluation