Evolved Packet System (EPS): The LTE and SAE Evolution of 3G UMTS

Contents

Preface

1 Introduction

1.1 Wireless World Picture

1.2 About Technologies

1.2.1 Heterogeneous 2G Systems

1.2.2 ‘MAP’ and ‘IS-41’ Systems

1.2.3 The MAP Technologies

1.2.4 The IS-41 Technologies

1.3 Standards and Organizations

1.3.1 The Role of ITU

1.3.2 3G Cross-Country Standardization Bodies

1.3.3 The Structure of 3GPP

1.3.4 The NGN Evolution

1.3.5 The NGMN Initiative

1.4 Spectrum

1.5 The Evolution of UMTS

1.5.1 1st Evolution Driver: The Move towards Data Applications

1.5.2 2nd Evolution Driver: Enhanced Radio Interface Capabilities

1.5.3 What Will Change Within the Network?

1.5.4 What is Described in this Book?

1.6 Links and Documents

1.6.1 Useful Web Sites

1.6.2 Evolved UMTS Specifications

2 Evolved UMTS Overview

2.1 The Access Network Requirements

2.1.1 Radio Interface Throughput

2.1.2 Data Transmission Latency

2.1.3 Terminal State Transition

2.1.4 Mobility

2.1.5 Spectrum Flexibility

2.1.6 Co-existence and Inter-Working with Existing UMTS

2.2 Evolved UMTS Concepts

2.2.1 A Packet-Only Architecture

2.2.2 A Shared Radio Interface

2.2.3 Other Access Technologies

2.3 Overall Evolved UMTS Architecture

2.3.1 E-UTRAN: The Evolved Access Network

2.3.2 EPC: The Evolved Packet Core Network

2.3.3 The HSS

2.4 The IMS Subsystem

2.4.1 The Session Control Function

2.4.2 The Media Gateway Nodes

2.5 Policy Control and Charging

2.5.1 Policy Control in UMTS

2.5.2 Evolved UMTS Policy Control

2.5.3 The Charging Architecture

2.6 The Terminal

2.6.1 The User Device Architecture

2.6.2 Terminal ...