Patent ID: 11882618
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A radio resource control (RRC) connection management method, comprising:
negotiating, by user equipment (UE) in a first RRC mode before entering a second RRC mode in which a first access network dedicated identifier of the UE used in the first RRC mode is stored in the UE and which is different from the first RRC mode, with a first access network node to obtain a target security parameter, wherein the first RRC mode is a RRC connected mode and the target security parameter has not been used previously in the first RRC mode;
performing, by the UE when in the second RRC mode, security protection on uplink data by using the target security parameter; and
sending, by the UE when in the second RRC mode, request information and the uplink data, wherein the request information is used to request establishment or resumption of a RRC connection to the first access network node or a second access network node.