Chapter 1

Background of LTE

Abstract

This chapter provides a historical overview of the evolution of mobile communication from the first generation of analog cellular systems, through second generation (2G) systems such as GSM and 3G systems including WCDMA/HSPA, into 4G LTE. ITU and its activities related to IMT and IMT-Advanced are described, as is the process in 3GPP, the organization responsible for developing the GSM, WCDMA/HSPA, and LTE technical specifications.

Keywords

3GPP; ITU; IMT; IMT-Advanced; standardization

1.1 Introduction

Mobile communication has become an everyday commodity. In the last decades, it has evolved from being an expensive technology for a few selected individuals to today’s ubiquitous systems used by a majority of ...

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