Chapter 6
Radio-Interface Architecture
6.1 网络包括两部分：RAN CN.
RAN: scheduling,radio-resource handling,retransmisstion protocols, coding, multi-antenna.
CN: authentication,charging, setup of end-to-end connections.
6.1.1 5G CORE NETWORK.
和LTE相比，增加了三部分：service-based architecture,support for netword slicing,control-plane/user-plane split.
