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:
Jan. 31, 2017
Filed:
Jun. 23, 2015
Lg Electronics Inc., Seoul, KR;
Industry-academic Cooperation Foundation, Yonsei University, Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
Industry-Academic Cooperation FoundaTION, Yonsei University, Seoul, KR;
Abstract
According to one embodiment of the present invention, a method of transmitting feedback information by a base station supporting multi-user multi-input multi-output (MU-MIMO) to a network entity includes obtaining a projection matrix based on channel information estimated for multiple channels between antennas of the base station and each of user equipments, projecting at least one of the channel information and uplink data received from the user equipments to a second space from a first space using the projection matrix and transmitting feedback information including at least one of the projected channel information and the projected uplink data to the network entity.