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:
Sep. 20, 2016
Filed:
Nov. 07, 2014
Lg Electronics Inc., Seoul, KR;
Moon IL Lee, Anyang-si, KR;
Hyun Soo Ko, Anyang-si, KR;
Bin Chul Ihm, Anyang-si, KR;
Wook Bong Lee, Anyang-si, KR;
Jae Hoon Chung, Anyang-si, KR;
Jin Young Chun, Anyang-si, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
A method for efficiently transmitting and receiving downlink control information is disclosed. The method includes, at a base station, receiving feedback information including a precoding matrix index (PMI) from a user equipment (UE) and transmitting precoding information having a predetermined bit number according to the number of antenna ports and a transmission mode of the base station. The precoding information of a predetermined transmission mode in the precoding information includes confirmation information indicating that the base station uses a PMI which is recently received from the UE.