5G System Architecture

This chapters provide a concise description of the 3GPP standards for the 5G System (5GS) and highlight the major enhancements over 4G. Network slicing, virtualization, and edge computing with enhanced connectivity, session/mobility management are some key enhancements. They cater to the requirements of a diverse set of services requiring low latency, high reliability or a massive number of connections for short, intermittent periods over the same network.