METHOD AND APPARATUS FOR PERFORMING ACCESS INITIATION AND RESPONSE FOR CELL ON UNLICENSED CARRIER IN WIRELESS COMMUNICATION SYSTEM

Title:

METHOD AND APPARATUS FOR PERFORMING ACCESS INITIATION AND RESPONSE FOR CELL ON UNLICENSED CARRIER IN WIRELESS COMMUNICATION SYSTEM

Document Type and Number:

WIPO Patent Application WO/2016/068644

Kind Code:

A1

Abstract:

A method and apparatus for performing a random access procedure at a cell on an unlicensed carrier in a wireless communication system is provided. A user equipment (UE) transmits a random access preamble, and receives a random access response including an index of a second cell. A first cell is a first serving cell on a licensed carrier, and the second cell is a second serving cell on the unlicensed carrier.

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Inventors:

LEE YOUNGDAE (KR)
LEE JAEWOOK (KR)
KIM SANGWON (KR)

Application Number:

PCT/KR2015/011576

Publication Date:

May 06, 2016

Filing Date:

October 30, 2015

Export Citation:

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Assignee:

LG ELECTRONICS INC (KR)

International Classes:

H04W74/08; H04W72/12

Domestic Patent References:

WO2012135998A1	2012-10-11
WO2013126858A1	2013-08-29

Foreign References:

US20130083695A1	2013-04-04
US20120039284A1	2012-02-16
US20130044700A1	2013-02-21

Attorney, Agent or Firm:

S&IP PATENT & LAW FIRM (Gangnam-gu, Seoul, KR)

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