Patent ID: 9060238
Filing Date: 2015-06-16
Classification: H04L,H04W

Abstract:
1. A method of processing data at a transmitting end in a wireless mobile communication system, the method comprising: receiving at the transmitting end a plurality of Packet Data Convergence Protocol Service Data Units (PDCP SDUs); starting discard timers for each PDCP SDU at the transmitting end when receiving each PDCP SDU; if a discard timer for a PDCP SDU expires, discarding the PDCP SDU present in the transmitting end; and if a Radio Link Control Service Data Unit (RLC SDU) related to the discarded PDCP SDU is present in the transmitting end, discarding the RLC SDU present in the transmitting end according to an indication generated as a result of the discarding of the PDCP SDU.