39 hod., optionally

• General aspects of mobile communication: Mobile communication definition, mobile network types, advantages, disadvantages; multiple access technologies for mobile networks – FDMA, TDMA, CDMA, OFDMA. Cell based mobile network – cell types, cell clusters, hierarchical cell organization; mobile and wireless network evolution;
• GSM mobile network: GSM network architecture, basic specifications. GSM BSS – spectrum allocation, functions of base transceiver station and base station controller; NSS subsystem - MSC, GMSC, registers - HLR, VLR, EIR. GSM radio environment – frequency bands, physical and logical channels, timing advance; error protection, interleaving, power control, cell reselection. GSM procedures – network attach, handover, service establishment and release;
• GPRS service: GPRS network architecture; tasks of SGSN and GGSN nodes; Radio environment, radio resource sharing with GSM; Physical and logical channels, coding schemes, temporary block flow; user and control plane protocols, APN, PDP context, traffic flow template, mobility and session management procedures,
• EDGE technology: 8-PSK, modulation and coding schemes, required changes in networks, link adaptation, incremental redundancy,
• 3G - Third generation mobile networks: IMT2000, technologies UMTS, CDMA2000, spectrum allocation. UMTS – network architecture, duplex techniques FDD, TDD; UTRAN – UMTS radio access network, Node B, RNC; UMTS – handover (soft, hard, inter-system); UMTS radio environment – physical layer, WCDMA principle, rake receiver, scrambling, power control. Handover in UMTS – hard, soft, softer. Service architecture in UMTS. Channel architecture in UTRAN - physical, transport and logical channels; framing. UMTS core network – circuit switched and packet switched domains, UMTS – QoS support, UMTS protocol planes and interface protocol sets; procedures in UMTS. HSPA and HSPA+ technologies.
• 4G - Fourth generation mobile networks: EPS network architecture, LTE, EPC, basic specifications. eUTRAN - LTE – frequency bands, functions of eNodeB; LTE radio environment – OFDMA and SC-FDMA, MIMO, channel bandwidths, adaptive modulation and coding schemes, physical, transport and logical channels, timing advance, error protection. EPS core network - MME, HSS, PCRF, S-GW a P-GW nodes and their tasks, interfaces, user and control plane protocol architectures. Signalling – message sequences for implementation of control procedures and data services. LTE Advanced technology.