My solutions to IUST's Data Communication assignments, Fall 2021, Dr. Diyanat
My solutions to IUST's Signals and Systems assignments, Spring 2021, Dr. Amirkhani
- PHW1 [MATLAB]
- plot and stem commands
- conv command
- xcorr command
- lsim command
- PHW2 [MATLAB]
- Orthogonality of two signals
- Fourier series of a sawtooth signal
- Calculate complex-valued coefficients
- Plot Fourier series complex exponential form
- PHW3 [MATLAB]
- Fast Fourier Transform (FFT) of sawtooth, square, and pulse train waves
- Calculate and plot the Short-Time Fourier Transform (STFT) of a desired signal
- 2-D Fourier transform
- P1 [MATLAB]
- Add noise to an image then remove it
- SNR
- PSNR
- Wiener filter
- Conv filter
- Med filter
- Fast Fourier Transform (FFT)
- Discrete Fourier Transform (DFT)
- Calculate energy of an image signal
- Compression methods
- P2 [MATLAB]
- Huffman encoder to compress an audio file
- Quantization of an audio file
- Symbol rate
- Nyquist frequency
- Histogram of an audio file
- Entropy calculation
- A1
- Mathematics of Information Theory
- Calculating Information
- Calculating Entropy
- A2
- Multiple Access
- Duplexing
- Down/Up link in FDD
- TDD
- FDMA vs. TDMA
- MIMO
- Orthogonal Variable Spreading Factor (OSVF)
- PseudoNoise (PN) sequence
- Walsh Matrix
- CDMA
- CSMA vs. CSMA/CA vs. CSMA/CD