Phelma Formation 2022

Communication and Digital modulation systems - 4PMEM4C1

  • Number of hours

    • Lectures 18.0
    • Projects 0
    • Tutorials 6.0
    • Internship 0
    • Laboratory works 12.0

    ECTS

    ECTS 2.0

Goal(s)

Basics on communication systems, on the different methods for baseband and radio communications, expected performances.
Principle of in-line coding, optimal receiver, modulations, applications. :

Ability for analysing system performances of baseband communications and radio communications. Ability to define an architecture to reach optimal performances.

Contact Yannis LE GUENNEC

Content(s)

Global scheme of digital transmission link
Baseband digital transmission
* Main codes
* Eye diagramme
Optimal Coherent receiver for Additive White Gaussian Noise.
* Matched Filter
* Inter-Symbols Interference (Nyquist criterium)
* Band-limited transmission (cosine filter, minimal bandwidth)
* Performances (spectral efficiency, bit error rate vs signal-to-noise ratio).
Digital modulation of a carrier
* In Phase and Quadrature (I/Q) Modulator / Demodulator.
* Baseband complex equivalent model.
* Modulations (ASK, PSK, QAM, FSK), constellation, power spectrum.
Pulse coded modulations
* Quantification and noise
* Compression
Multiple access
* TDMA,
* FDMA,
* WDM



Prerequisites

Basics on signal processing

Test

written examination (WE) 2h
Bureau d'Etude (BE)
Homework evaluation (HE)



Situation normale
Session 1:1/3 BE + 1/3 WE + 1/3 HE
Session 2: WE Seule la note d'examen est modifiée

Situation confinée
Session 1 1/3 BE + 2/3 HOMEWORKS
Session 2 Oral Exam

Additional Information

Course list
Curriculum->Engineering degree->Semester 8

Bibliography

  • Glavieux, M. Joindot. Communications numériques, introduction. Collection pédagogique des télécommunications, Masson, 1996.
  • J.C. Bic, D. Duponteil, J.C. Imbeaux. Eléments de Communications Numériques : transmission sur fréquence porteuse. Dunod, 1986.
  • J. Proakis. Digital Communications. McGraw-Hill, 2000.