公开(公告)号：US20170214459A1

公开(公告)日：2017-07-27

申请号：US15465245

申请日：2017-03-21

Applicant: LG ELECTRONICS INC.

Inventor： Sung-Duck CHUN ,  Seung-June YI ,  Sung-Hoon JUNG ,  Sung-Jun PARK

IPC: H04B7/26 ,  H04W76/02

CPC classification number: H04B7/2606 ,  H04L1/1614 ,  H04L1/1635 ,  H04L2001/0097 ,  H04W72/0426 ,  H04W76/12 ,  H04W76/27 ,  H04W84/047

Abstract: The present invention relates to a wireless communication system and a user equipment (UE) providing wireless communication services, and more particularly, a method of preventing transmission error of data while maintaining its security and a method of controlling an access of a Relay Node (RN) to a Donor eNB (DeNB) and an access of the UE to the RN during a process of transmitting and receiving user data when the RN as a radio network node is connected to the DeNB in an Evolved Universal Mobile Telecommunications System (E-UMTS), a Long Term Evolution (LTE) system, and a LTE-Advanced (LTE-A) system that have evolved from a Universal Mobile Telecommunications System (UMTS).