Patent ID: 11924673
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A method performed by a gNB-centralized unit (CU)-user plane (UP) in a wireless communication system, the method comprising:
receiving, from a gNB-CU-control plane (CP), a bearer context modification request message; and
transmitting, to the gNB-CU-CP, a bearer context modification response message as a response to the bearer context modification request message after at least one quality of service (QoS) flow remapped to data radio bearer (DRB) at the gNB-CU-CP;
wherein the bearer context modification response message comprises identifier indicating at least one QoS flow, of which a service data adaptation protocol (SDAP) end marker is not received by the gNB-CU-UP, among the at least one remapped QoS flow.