Practice Problems for Signals and Systems
(ECE301)
- Review of complex numbers
- Signal Power and Energy
- Transformation of the independent variable
- Basic System Properties
- Is the following system invertible?
- Is the following system invertible? New! Waiting for input!
- Is the following system invertible? New! Waiting for input!
- Is the following system invertible? New! Waiting for input!
- Is the following system invertible? New! Waiting for input!
- Is the following system invertible? New! Waiting for input!
- Is the following system stable?
- Is the following system memoryless?
- Is the following system causal?
- Linearity and time invariance of a system
- Linearity and time invariance
- Computing the output of a DT LTI system by convolution
- Compute the output of the following DT LTI system
- Compute the output of the following DT LTI system
- Compute the output of the following DT LTI system
- Compute the output of the following DT LTI system
- Compute the output of the following DT LTI system
- Compute the output of the following DT LTI system
- Compute the output of the following DT LTI system
- Compute the output of the following DT LTI system
- Computing the output of a CT LTI system by convolution
- Computing the Fourier series coefficients of a CT signal
- Computing the Fourier series coefficients of a DT signal
- Computing the Fourier transform of a continuous-time signal:
- Properties of the Fourier transform of a continuous-time signal:
- Computing the Fourier transform of a discrete-time signal:
- Causal LTI systems defined by linear, constant coefficients difference equations:
- Nyquist theorem
- What is the Nyquist rate for this signal?
- What is the Nyquist rate for this other signal?
- Samping and reconstruction of sinc function.
- Samping and reconstruction of sinc function multiplied by exponential.
- Samping and reconstruction of sinc function multiplied by exponential (another one).
- Samping and reconstruction of sinc function multiplied by exponential (another one).
- Samping and reconstruction of sinc function multiplied by acosine.
- What is the Nyquist rate of a sinc function multiplied by itself?
- What is the Nyquist rate of the multiplication of two sinc functions?
- Modulation
- Z-transform
More Practice Problems
- Discussion about problem 5.31 in the textboook (Oppenheim WIllsky)
- Frequency and impulse response from diff. eq.
- Example of CT convolution
- Is this system time-invariant?
- practice problems (mostly on Fourier transform)
- Finale exam practice (written by a student)