公开(公告)号：US20190357267A1

公开(公告)日：2019-11-21

申请号：US16476108

申请日：2018-01-05

Applicant: Sony Corporation ,  Sony Mobile Communications Inc.

Inventor： Brian Alexander MARTIN ,  Yuxin WEI ,  Anders BERGGREN ,  Vivek SHARMA ,  Hideji WAKABAYASHI

IPC: H04W74/08 ,  H04W28/08

Abstract: A method of transmitting data in a telecommunications system comprising a terminal transmitting a first random access request message to the base station in accordance with the first random access procedure for transmitting the data to the base station, the first random access request message comprising at least part of the data and a first preamble; and upon determination that the use of the first random access procedure has been unsuccessful, the terminal transmitting a second random access request message to the base station in accordance with the second random access procedure for transmitting the data to the base station, the second random access request message comprising a second preamble.