T - Telecommunications

This repository contains Telecom.pdf, a work-in-progress PDF that aims to summarize the content covered in a Telecommunications class.

Key contents

• Model of a telecommunications system.
• Analog modulation of sinusoidal carriers. Modulation and demodulation AM, FM and PM. Bandpass signals and noise. Performance in the presence of noise.
• Digital Systems in Base Band Digitalization of analog sources: PCM. Sampling and Quantization. Quantization error and noise. Optimal receiver, adapted filter and inter symbolic interference (ISI). Shaping of the elementary impulse (Nyquist criterion). Line codes. Eye diagram.
• Digital Systems in Band Pass Motivation for digital modulation. Vector perspective. ASK, PSK and FSK systems. Multisymbol signaling (QPSK, BPSK, QAM). Detection.  

License

This work is licensed under a Creative Commons Attribution Non Commercial Share Alike 4.0 International.

Authors

• João Gonçalves - sqrt(-1)
• Teresa Nogueira - 13A!

Contributing

Since this is a work in progress, contributions to this repository are welcome! If you notice any errors or have suggestions for improvements or updates on the course's contents, feel free to open an issue or submit a pull request.