STEM

# Understanding the DTFT & Its Properties

50 CQ
15 Lessons
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5 CQ
1. Defining Discrete-Time Fourier Transform
A lesson with Anish Turlapaty

In this lesson, math instructor Anish Turlapaty defines the DTFT and discusses how to solve for the function of a given sample sequence or unit step function.

In this lesson, math instructor Anish Turlapaty defines the DTFT and discusses how to solve for the function of a given sample sequence or unit step function.

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3 CQ
2. Numerical & Theoretical DTFT Evaluation
A lesson with Anish Turlapaty

This lesson from math instructor Anish Turlapaty covers two separate examples and their different solutions for finding the discrete-time Fourier transform.

This lesson from math instructor Anish Turlapaty covers two separate examples and their different solutions for finding the discrete-time Fourier transform.

• Playing
3 CQ
3. Finding the DTFT Using Linear Algebra
A lesson with Anish Turlapaty

Follow math instructor Anish Turlapaty as he explains the parameters required in a numerical implementation of the DTFT formula in a linear algebra equation.

Follow math instructor Anish Turlapaty as he explains the parameters required in a numerical implementation of the DTFT formula in a linear algebra equation.

• Playing
3 CQ
4. Figuring the Unit Step Sequence DTFT
A lesson with Anish Turlapaty

In this lesson, math instructor Anish Turlapaty walks step-by-step through simplifying the equations needed to find the DTFT used with a unit step sequence.

In this lesson, math instructor Anish Turlapaty walks step-by-step through simplifying the equations needed to find the DTFT used with a unit step sequence.

• Playing
3 CQ
5. Finding the DTFT of a Unit Impulse
A lesson with Anish Turlapaty

This lesson from math instructor Anish Turlapaty discusses how to find the DTFT of δ(n) as well as how to apply the inverse transform to find the DTFT of x(n).

This lesson from math instructor Anish Turlapaty discusses how to find the DTFT of δ(n) as well as how to apply the inverse transform to find the DTFT of x(n).

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