Software Defined Mobile Networks (SDMN)

4Wireless Software Defined Networking

Claude Chaudet¹ and Yoram Haddad²

¹ Telecom ParisTech, Institut Telecom, Paris, France

² Jerusalem College of Technology, Jerusalem, Israel

4.1 Introduction

The recent years have witnessed the advent of a digital, mobile, and connected society in which digital devices are used for countless applications. People use wireless devices such as computers, smartphones, or tablets for communicating, producing, accessing, and sharing knowledge; shopping; interacting with public services; taking and storing photographs: finding directions: listening to music: watching videos: studying; or playing. More usages are expected to appear in the next years as the terminal size and cost decrease. The availability and the performance of wireless communications have obviously played a major role in this evolution.

Compared to the digital world of the beginning of the year 2000, people now often possess multiple terminals (smartphone, tablet, computer) and select one of the terminals based on the situation. A professional can work on a presentation from his office computer, make a few modifications on his tablet on the plane, and rehearse it on his smartphone on the metro while getting to a meeting where he will use his laptop to display it. Someone may start watching a movie at home on his TV and finish it in the bus while traveling to work. These scenarios, which are a reality today, have an important impact on the networks.

First, data is more and more ...