Patent ID: 9686716
Date: 2017-06-20
CPC Classifications: H04L,H04W

Claim:
1. A method of processing downlink data transmitted in a mobile communication system between a control node of a radio access network and a mobile terminal, the method comprising: determining, in a radio access node of the radio access network, at least one Radio Link Control (RLC) Protocol Data Unit (PDU) from a plurality of RLC PDUs transmitted by the control node, the determined at least one RLC PDU comprising a payload; creating, in the radio access node, at least one replacement RLC PDU to be further used instead of the determined at least one RLC PDU, wherein the at least one replacement RLC PDU comprises a payload which size is smaller than the size of the payload of the determined at least one RLC PDU and wherein the at least one replacement RLC PDU comprises a sequence number determined based on the determined at least one RLC PDU comprising the payload; and transmitting, by the radio access node, the sequence number of the at least one replacement RLC PDU to the control node of the mobile communication system.