Mobile Communication Networks

General introduction to the notion of mobile communication. Description of the basic characteristics of the mobile communication channel. Large and small scale phenomena. Categories of mobile channels. General limitations. Digital modulation methods particularly suited to the particularities of the mobile channel. Advanced source coding techniques. Speech coding techniques. Channel coding and equalization. Smart antennas. Spread spectrum communications. Cell based systems (TDMA, FDMA, CDMA). Mobility issues. Static and dynamic channel management. Capacity and micro cells. Algorithms for handoffs. GSM, 2.5G and 3G systems. Medium access protocols for mobile networks (Aloha, CSMA, reservation based, PRMA, polling). Radio package and ad hoc networks: Architectures, protocols, routing algorithms and power allocation methods.

Objectives

Understanding of the particularities of the wireless transmission, in a cell-based system. Basic knowledge of modern digital modulation and transmission techniques. Basic knowledge of the channel equalization procedure. Basic knowledge of the multiple antenna systems and the associated space-time coding methods. Skills to analyse the performance of a communication system through the analytic computation of the probability of error. Basic knowledge of satellite communications and wireless ad hoc networks.

Prerequisites

Linear Algebra Probabilities Digital Signal Processing Digital Communications Stochastic Signals and Communications

Syllabus

Section 1: Introduction Section 2: Mobile Communication Channel Section 3: Digital Modulation and Transmission Techniques Section 4: Multiple Carrier Modulation and OFDM Section 5: Channel Equalization Techniques Section 6: Multiple Antenna Systems and Space-Time Communications Section 7: Adaptive Channel Equalization Section 8: Probability of Error in AWGN Channels Section 9: Introduction to Cell Based Communication Systems Section 10: Satellite Communications Section 11: Wireless Ad Hoc Networks