METHOD OF PERFORMING A RANDOM ACCESS PROCESS AND WIRELESS DEVICE USING SAME

摘要

Provided are a method of executing a random access process in a wireless communications system and a wireless device using the same. When a first random access process and a second random access process are triggered in one sub frame, a wireless device selects one among the first random access process and the second random access process. The wireless device transmits a random access preamble for the selected random access process from the sub frame to a base station.