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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the formula for the ideal impulse response of a low-pass FIR filter?
💡 Hint: Look for the sinc function expression.
Question 2
Easy
What is a window function's purpose in FIR filter design?
💡 Hint: Think about how it changes the ideal impulse response.
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 the primary purpose of using a window function in FIR filter design?
- To increase ripples
- To reduce side lobe levels
- To create an infinite response
💡 Hint: Remember the effect of side lobes on filter performance.
Question 2
True or False: The Hamming window does not change the ideal impulse response.
- True
- False
💡 Hint: Think about the function of windows in filter design.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a low-pass FIR filter with a cutoff frequency of 0.25 and filter length of 31, calculate the ideal impulse response and its characteristics.
💡 Hint: Substitute the frequency into the sinc function approach.
Question 2
Design a high-pass filter using a window method, detailing each step and choosing an appropriate window function.
💡 Hint: Consider your target frequencies while determining your window choice.
Challenge and get performance evaluation