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.

Date of Patent:
Nov. 22, 2016

Filed:

Sep. 10, 2012
Applicants:

Ki-il Kim, Gyeonggi-do, KR;

Duck-dong Hwang, Gyeonggi-do, KR;

Clerckx Bruno, Seoul, KR;

Tae-joon Kim, Berkeley, CA (US);

David J. Love, West Lafayette, IN (US);

Inventors:

Ki-Il Kim, Gyeonggi-do, KR;

Duck-Dong Hwang, Gyeonggi-do, KR;

Clerckx Bruno, Seoul, KR;

Tae-Joon Kim, Berkeley, CA (US);

David J. Love, West Lafayette, IN (US);

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 72/08 (2009.01); H04B 7/04 (2006.01); H04B 7/06 (2006.01);
U.S. Cl.
CPC ...
H04W 72/082 (2013.01); H04B 7/0452 (2013.01); H04B 7/0617 (2013.01); H04B 7/0606 (2013.01);
Abstract

An apparatus and a method for opportunistic user scheduling of two-cell multiple user Multiple Input Multiple Output (MIMO) by a base station, the method comprising: broadcasting signals through random beams to users; and receiving Channel Quality Information (CQI) from best K user set. The CQI is calculated based on all possible combinations of transmit beamforming vectors.


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