GSM system engineering artech
[...]... of GSM system are shown in Table 1.5 The spacing between the carriers in GSM system is 200 kHz Eight time slots carry speech and data in a GSM system It is expected that within five years, the 0 1.2 GSM system capacity Distance in km 12 GSM SYSTEM ENGINEERING MHz -45 + Frequency F1 (cell Rx) F2 Fl* (cell transmit) 51 Figure 1.3 Typical TDMNFDMA frame structure Table 1.5 Specifications for a GSM System. .. test systems Tenders were issued by GSM member countries in March Prototype (validation) systems were on the air GSM became an ETSI Technical Committee Pre-operational systems came on the air DCS 1800 adaptation started The United Kingdom, France, Germany, and Italy introduced digital cellular service Motorola started the first commercial GSM system Conference was called in Finland to explore the GSM. .. Evolution of the GSM Systems," IEEE Personal Communications, October 1995, pp 9-19 (S] Villani, O., "CCIR Activities on Land Mobile Services," GSM Seminar, Budapest, October 1990, Session 1.2 161 Haug, T., "GSM: Targets and Achievements," GSM Seminar, Budapest, October 1990 171 Bliksrud, P., "GSM- MoU: Cooperation of CEPT's GSM Operators," GSM Seminar, Budapest, October 1990 18) Beddoes, E W., "GSM Network Architecture,"... to be able to compete with the first-generation systems, the GSM system had to be superior to those systems in at least one of the areas Gradually, one has come to realize that in the long run the system must offer improvements in all the other areas One important question was how far GSM should go in its specification work; that is, to what degree the system had to be specified so as to be identical... Mobile users, Base Station System, Mobile Switching Center, and the Public Voice and Data xui GSM SYSTEM ENGINEERING networks Some other important elements of the system include the Operations and Management Center, the Billing Center, and the various networks (SS7 and X.25) interconnecting these subsystems Therefore, we arrange the discussion based on different aspects of the subsystem as follows Chapter... technical point of view, this system will be very strongly influenced by GSM, even in its second phase, which is natural in view of the fact that the two systems belong to the same generation It is well known that in the radio field, the systems tend to come in generations separated by perhaps by ten years or so The GSM system is often referred to as a second-generation system, and the obvious question... discusses the subsystem configuration architecture of MSC, BSS, OCC, and MS Chapter 10 provides existing systems as predecessors to PCS systems In conclusion, Chapter 11 points out the potential shortfalls of existing PCS systems and provides some solutions in this direction Problems 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 1.10 1.11 State reasons behind the design of GSM system Name major analog systems of Europe...xii GSM SYSTEM ENGINEERING 9.4.6 Mobile Call Management 9.4.7 Mobility Management 9.4.8 Service Management Subsystem 9.4.9 VLR Subsystem 9.4.10 Interface to Authentication Center 9.5 Network Management System 9.5.1 Functions of NMC 9.5.2 Functions of OMC 9.5.3 Architecture of OMC 9.6 Conclusions Problems References Chapter 10 Microcellular Systems 10.1 Introduction 10.2 First-,... features; A range of additional features, such as short message service and use of facsimile system; Easy to introduce the system; Low-cost infrastructure The specific requirements for the system were not clearly defined by the superior committees in CEPT On the contrary, a great deal of freedom was given to GSM 8 GSM SYSTEM t.NGINEER!NG Table 1.4 Main Areas of Concern of Different Working Groups Working... The narrowband TDMA solution was chosen (less than 10 channels per carrier frequency is generally regarded as a narrowband TDMA system) , in consider- 1992 1993 Year Figure 1.1 GSM growth in Europe 4 GSM SYSTEM ENGINEERING ation of its several advantages Specifically, a TDMA system has the following advantages Offers a possibility of channel splitting and advanced speech coding in the future, resulting . Timing System 9.4.4 X.25 Interface System 9.4.5 Land Call Management xii GSM SYSTEM ENGINEERING 9.4.6 Mobile Call Management 9.4.7 Mobility Management 9.4.8 Service Management Subsystem. The essential elements of GSM system consist of the following: Mobile users, Base Station System, Mobile Switching Center, and the Public Voice and Data xui GSM SYSTEM ENGINEERING networks Introduction to GSM System 1.1 Introduction 1.1.1 Objectives of FPLMTS 1.2 GSM Background 1.2.1 Important Dates 1.2.2 MOU and Different Working Groups 1.3 GSM Operational Requirements 1.4 GSM Technical