Patent ID: 9674873
Date: 2017-06-06
CPC Classifications: H04W

Claim:
1. A method for a User Equipment (UE) operating in the wireless communication system, the method comprising: receiving system information including a criterion value of a data size from a base station (BS), wherein the criterion value is to be compared with a size of a data available for transmission (DAT) of the UE; determining whether the UE is considered as a Machine Type Commnucation_UE (MTC_UE) or not, by comparing the criterion value and the size of the DAT of the UE; and performing a random access (RA) procedure, wherein the UE transmits a specific RA preamble dedicated for the MTC_UE only if the UE determines that the UE is considered as the MTC_UE, to the BS in the RA procedure.