Digital Communications II
| Code | 3.5.3393.7 |
|---|---|
| Semester | 7th |
| Flow | D - Telecommunication Systems and Computer Networks |
| Category | Obligatory by selection |
| Credits | 4 |
| Class Hours - Lab Hours | 3 - 1 |
| Lecturers | Nikolaos Mitrou |
| Links | Course's Website |
| Web Platform |
Class 1:
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Description
Lectures
- Review of basic elements in Digital Communications – Special cases and examples of contemporary digital communication systems [DMT and OFDM modulation, DSL and DVB-T transmission systems]
- Introduction to Finite Fields
- Linear Block Codes: Generator matrix, systematic codes, Parity Check Matrix, syndrome, error detection, decoding, error correction, minimum distance of linear codes, Hamming codes]
- Cyclic codes [definition, algebraic structure, cyclic codes in systematic form, implementation of cyclic codes, decoding of cyclic codes, BCH codes]
- Reed-Solomon codes [Parameters, generator polynomials and R-S in systematic form, Decoding of R-S codes, Decoding with the Euclidean GCD algorithm, examples]
- Convolution codes
- CASE STUDY: Digital TV transmission
LAB exercises
LAB 1. Familiarization with digital modulation in MATLAB – MSK simulation
LAB 2. Simulation of an OFDM system
LAB 3. Finite Field algebra in MATLAB
LAB 4. Reed-Solomon encoding and decoding