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:
May. 14, 2013

Filed:

Jul. 02, 2007
Applicants:

Sung-jin Kim, Suwon-si, KR;

Yong-xing Zhou, Yongin-si, KR;

Ho-jin Kim, Seoul, KR;

Jung-hoon Suh, Yongin-si, KR;

Chang-soon Park, Chungju-si, KR;

Inventors:

Sung-Jin Kim, Suwon-si, KR;

Yong-Xing Zhou, Yongin-si, KR;

Ho-Jin Kim, Seoul, KR;

Jung-Hoon Suh, Yongin-si, KR;

Chang-Soon Park, Chungju-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An apparatus and method for transmitting and/or receiving data in a closed-loop multi-antenna system, the method of receiving data including: acquiring CQIs of data streams by channel estimation of a received signal; selecting at least one CQI from among the acquired CQIs; calculating a common CQI using the acquired CQIs; generating feedback information with the at least one CQI, the common CQI, and an index of a data stream with the at least one CQI; and transmitting the feedback information to a transmitter.


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