Practice IIR Filter Design Techniques - 4.4 | 4. Design and Implement Digital Filters, Including FIR and IIR Filters, for Signal Processing in Communication Applications | Analog and Digital Signal Processing and Communication
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the main difference between IIR and FIR filters?

πŸ’‘ Hint: Consider the dependency of outputs.

Question 2

Easy

Name two methods of designing IIR filters.

πŸ’‘ Hint: Think about how we convert analog to digital.

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 is a key characteristic of IIR filters?

  • They only use current inputs
  • They can create complex filtering responses
  • They are always unstable

πŸ’‘ Hint: Think about how many inputs and outputs they use.

Question 2

True or False: Chebyshev filters allow ripples in their frequency response.

  • True
  • False

πŸ’‘ Hint: Consider the types of roll-offs associated with Chebyshev.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Given a specific analog Butterworth filter, employ the Bilinear Transformation to develop a digital IIR filter that fulfills the same frequency response specifications. Present your design.

πŸ’‘ Hint: Remember to correctly map the digital and analog frequency components!

Question 2

Your analysis shows a Chebyshev filter with poles outside the unit circle. Discuss potential design modifications to stabilize the filter.

πŸ’‘ Hint: Explore how modifications to the filter design influence pole placement.

Challenge and get performance evaluation