LTE-NR双连接技术探讨

Discussion on LTE-NR Dual Connection Technique

LTE和5G NR之间的双连接可以通过使用两种不同接入技术的资源来实现用户数据/信令的传输,具有更高的可靠性及较低的切换时延。为了更好地理解LTE-NR双连接技术,对用户面、控制面的技术特点进行了分析,并阐述了LTE-NR双连接相关的网络架构及用户面、控制面协议栈选择的可能性。

The dual connection between LTE and 5G NR, which has higher reliability and lower handover delay, can realize the transmission of user data/signaling through resources of two different access techniques. In order to better comprehend LTE-NR dual connection technique, the technical features of user plane and control plane were analyzed. The network architecture of LTE-NR dual connection was addressed. In addition, the possibility of selection of user plane and control plane protocols was elaborated.