Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
CHANNEL STATE INFORMATION FEEDBACK METHOD AND APPARATUS
Document Type and Number:
WIPO Patent Application WO/2017/026860
Kind Code:
A1
Abstract:
The present disclosure relates to a 5G or pre-5G communication system for supporting a higher data transfer rate beyond a 4G communication system such as LTE. A method and an apparatus for transmitting and receiving channel state information are disclosed. The method comprises: a step of transmitting, to a terminal, a signaling message including first information indicating at least one precoding matrix which is applicable to a symbol vector to be transmitted; a step of transmitting, to the terminal, a channel status information-reference signal (CSI-RS) for the terminal; and a step of receiving channel state information including a channel quality indicator (CQI) which is calculated using the selected precoding matrix on the basis of second information from the terminal.

Inventors:
LEE, Keon-Kook (#246-804, Hwanggolmaeul 2-danji Ssangyong APT. 16, Bongyeong-ro 1744beon-gil, Yeongtong-gu,Suwon-si, Gyeonggi-do, 16711, KR)
NAM, Young-Han (3821 Elgin Drive, Plano, Texas, 75025, US)
KIM, Tae-Young (#10-1103, Hanyang APT. 321, Apgujeong-ro,Gangnam-gu, Seoul, 06007, KR)
NOH, Jee-Hwan (42 Sinwon-ro 198beon-gil, Yeongtong-guSuwon-si, Gyeonggi-do, 16676, KR)
YOO, Hyun-Il (#3102-1003, Hosumaeul Gwanggyo Sangnok APT. 19, Beopjo-ro 150beon-gil, Yeongtong-gu,Suwon-si, Gyeonggi-do, 16512, KR)
JEONG, Su-Ryong (#503-1704, Heungdeokmaeul 5-danji Hoban Vertium APT. 37, Heungdeok 1-ro, 79beon-gil, Giheung-gu,Yongin-si, Gyeonggi-do, 16953, KR)
Application Number:
KR2016/008933
Publication Date:
February 16, 2017
Filing Date:
August 12, 2016
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
SAMSUNG ELECTRONICS CO., LTD. (129 Samsung-ro, Yeongtong-guSuwon-si, Gyeonggi-do, 16677, KR)
International Classes:
H04B7/06
Attorney, Agent or Firm:
LEE, Keon-Joo et al. (Mihwa Bldg, 16 Daehak-ro 9-gilChongro-gu, Seoul, 03079, KR)
Download PDF: