Architecture for implementation of radio access bearer manager (RABM) and packet data convergence protocol (PDCP) process

摘要

A wireless transmit receive unit, WTRU, is disclosed comprising an Internet protocol relay, IPR, configured to transport packet switched, PS, data, a session management, SM, component configured to manage radio access bearers, RABs, a mobility management, MM, component configured to support mobility of the WTRU, a radio resource control, RRC, component configured to perform radio resource control functions for the WTRU, a radio link control, RLC, component configured to transport the PS data on a radio bearer, RB, and a combined radio access bearer manager and packet data convergence protocol, RABM/PDCP, component configured to implement controls, in response to commands from the SM component, the MM component, and the RRC component, for radio access bearers, RABs, and RBs jointly for transporting the PS data to and from the IPR.