公开(公告)号：US09930697B2

公开(公告)日：2018-03-27

申请号：US14976154

申请日：2015-12-21

Applicant: Core Wireless Licensing S.a.r.l

Inventor： Jianke Fan ,  Juha S Korhonen ,  Mikko J Rinne ,  Esa M Malkamaki

IPC: H04W4/00 ,  H04W74/08 ,  H04W74/00 ,  H04W72/04 ,  H04L5/00

CPC classification number: H04W74/0833 ,  H04L5/0044 ,  H04W72/0453 ,  H04W74/002

Abstract: Disclosed herein are methods, computer program instructions and apparatus for performing random access procedures in a wireless communication system. A method includes receiving at a network access node, in different time and frequency resources that are allocated for preamble transmission, and in different ones of a plurality of component carriers, a plurality of random access requests from individual ones of a plurality of user equipments; and transmitting a corresponding plurality of random access responses in a time and frequency resource of a single component carrier.