The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 02, 2016
Filed:
Dec. 27, 2012
Applicants:
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Industry-academic Cooperation Foundation, Korea National University of Transportation, Chungju-si, Chungcheongbuk-do, KR;
Inventors:
Kiil Kim, Gyeonggi-do, KR;
Cheol Mun, Chungcheongbuk-do, KR;
Younsun Kim, Gyeonggi-do, KR;
Juho Lee, Gyeonggi-do, KR;
Hyojin Lee, Seoul, KR;
Joonyoung Cho, Gyeonggi-do, KR;
Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 1/00 (2006.01); H04W 24/02 (2009.01); H04L 5/00 (2006.01); H04B 7/04 (2006.01); H04W 16/28 (2009.01); H04W 72/08 (2009.01); H04L 25/02 (2006.01); H04B 7/06 (2006.01);
U.S. Cl.
CPC ...
H04W 24/02 (2013.01); H04B 7/0417 (2013.01); H04L 5/0023 (2013.01); H04B 7/0478 (2013.01); H04B 7/0639 (2013.01); H04L 25/0204 (2013.01); H04W 16/28 (2013.01); H04W 72/085 (2013.01);
Abstract
A Channel State Information (CSI) feedback method and apparatus is provided for transmitting, at a base station, the CSIs for plural transmit antennas with a limited amount resource and receiving, at a mobile station, the CSIs efficiently in a massive Multiple Input Multiple Output (MIMO) system operating in the Frequency Division Duplex (FDD) mode.