Patent ID: 9413498
Filing Date: 2016-08-09
CPC Classification: H04L,H04W

Claim Text:
1. A method of handling buffer status reporting for a User Equipment (UE) in a wireless communication system, the method comprising: receiving an indication in a Radio Resource Control (RRC) Connection Reconfiguration message transmitted from an Evolved Universal Terrestrial Radio Access Network (E-UTRAN) to the UE to indicate whether a second buffer size level table should be used; and using, by the UE, a first buffer size level table or the second buffer size level table to decide a value of a buffer size field in a Buffer Status Report (BSR) Medium Access Control (MAC) Control Element based on the indication in order for the UE to report information about amount of data available in uplink (UL) buffer to the E-UTRAN; wherein the first buffer size level table having a first maximum buffer size value and the second buffer size level table having a second maximum buffer size value that is greater than the first maximum buffer size value.