TRANSFER OF SERVICE BETWEEN RADIO ACCESS TECHNOLOGIES Russian patent published in 2021 - IPC H04W36/00 

FIELD: wireless communication.

SUBSTANCE: invention relates to wireless communication. A method for transferring the service of a subscriber device from a base station based on the new radio communication standard (NR) of the fifth generation (5G) of the base station based on the improved universal terrestrial radio access (E-UTRA) is proposed. The subscriber device determines whether to release or store the Packet Data Convergence Protocol (PDCP) object and the Service Data Adaptation Protocol (SDAP) object, depending on the received Radio Resource Management Level (RRC) message.

EFFECT: improved service transfer procedure between radio access technologies.

14 cl, 11 dwg