TERMINAL DEVICE, BASE STATION DEVICE, COMMUNICATION METHOD AND INTEGRATED CIRCUIT Russian patent published in 2021 - IPC H04W76/15 H04W72/04 H04W88/06 

FIELD: communication.

SUBSTANCE: terminal device for communication with a base station device receives a message with a request for changing the RRC (radio resource control) connection configuration, including the configuration of a data radio bearer (hereinafter – DRB), from the base station device. The DRB configuration includes a DRB identifier and a PDCP object configuration corresponding to the DRB identifier. Information about the PDCP object configuration includes one of the PDCP object configuration for evolved UMTS terrestrial radio access (E-UTRA) and the PDCP object configuration for a New Radio (NR) technology. A PDCP object is created in accordance with information about the PDCP object configuration.

EFFECT: effective data exchange between the terminal device and the base station device.

4 cl, 18 dwg