Mobiliojo tinklo paslaugų kokybės vertinimo ir gerinimo būdų tyrimas ; Investigation of evaluation and improvement methods of service quality in mobile networks

VILNIUS GEDIMINAS TECHNICAL UNIVERSITY Vaidas Batkauskas INVESTIGATION OF EVALUATION AND IMPROVEMENT METHODS OF SERVICE QUALITY IN MOBILE NETWORKS Doctor dissertation Technological science, Electrical Engineering and Electronics – 01T Vilnius, 2006 VILNIAUS GEDIMINO TECHNIKOS UNIVERSITETAS Vaidas Batkauskas MOBILIOJO TINKLO PASLAUGŲ KOKYBĖ S VERTINIMO IR GERINIMO BŪ DŲ TYRIMAS Daktaro disertacija Technologijos mokslai, elektros ir elektronikos inžinerija – 01T Vilnius, 2006 Doctor dissertation was prepared at Vilnius Gediminas Technical University in 2002 – 2006. The Scientific Supervisor: Prof Dr Habil Algimantas Kajackas (Vilnius Gediminas Technical University, Technological science, Electrical engineering and Electronics – 01T) CONTENTS 1. INTRODUCTION........................................................................................................... 6 2. QUALITY OF ACCESS AND RECEIVED SERVICES OF USERS IN THE GSM NETWORK..................................................................................................................... 10 2.1. The Global System of Mobile Communications...................................................... 11 2.2. Coverage and capacity of the GSM network............................................................ 12 2.2.1. Planning of coverage and capacity of the GSM network.................................. 13 2.2.2.