Title:
METHOD FOR PERFORMING PRE-CODING USING CODEBOOK IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREFOR
Document Type and Number:
WIPO Patent Application WO/2016/108482
Kind Code:
A1
Abstract:
The present specification discloses a method for performing pre-coding using a codebook in a wireless communication system, and the method performed by a terminal comprises the steps of: receiving a reference signal for channel estimation from a base station; estimating a channel using the received reference signal; determining a pre-coding matrix related to the estimated channel in a codebook; and feeding back a pre-coding matrix index (PMI) corresponding to the determined pre-coding matrix to the base station, wherein the codebook is generated by considering at least one of a region to which the terminal belongs or the position of the terminal.
Inventors:
PARK JONGHYUN (KR)
KANG HOSIK (KR)
SUH JUNYEUB (KR)
SUNG WONJIN (KR)
KIM KIJUN (KR)
KANG HOSIK (KR)
SUH JUNYEUB (KR)
SUNG WONJIN (KR)
KIM KIJUN (KR)
Application Number:
PCT/KR2015/013950
Publication Date:
July 07, 2016
Filing Date:
December 18, 2015
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
UNIV SOGANG RES FOUNDATION (KR)
UNIV SOGANG RES FOUNDATION (KR)
International Classes:
H04B7/06; H04B7/04; H04L25/02
Domestic Patent References:
| WO2014073846A1 | 2014-05-15 |
Foreign References:
| US20110216846A1 | 2011-09-08 | |||
| US20140211873A1 | 2014-07-31 | |||
| US20140177744A1 | 2014-06-26 | |||
| US20130343216A1 | 2013-12-26 |
Attorney, Agent or Firm:
ROYAL PATENT & LAW OFFICE (KR)
특허법인 로얄 (KR)
특허법인 로얄 (KR)
Download PDF: