Patent ID: 8681694
Filing Date: 2014-03-25
Classification: G08C,H04L,H04W

Abstract:
1. A method of transmitting a buffer status report from a wireless device to a base station of a wireless communications system, the method comprising: storing header uncompressed data in a first buffer at the wireless device; and transmitting a buffer status report from the wireless device to the base station, the buffer status report comprising first information indicating an amount of the header uncompressed data stored in the first buffer to be transmitted from the wireless device, wherein the header uncompressed data comprises at least one packet data convergence protocol (PDCP) service data unit (SDU); wherein the wireless device comprises a PDCP layer and a medium access control (MAC) layer, wherein the PDCP layer employs a robust header compression (ROHC) scheme to compress the header uncompressed data, and wherein the transmission of the buffer status report is performed by the MAC layer.