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:
Apr. 02, 2013
Filed:
Dec. 30, 2010
Applicants:
IN Ho Lee, Gyeonggi-do, KR;
Cheol Mun, Gyeonggi-do, KR;
Ju Ho Lee, Suwon-si, KR;
Jin Kyu Han, Seoul, KR;
Jong Gwan Yook, Seoul, KR;
Inventors:
In Ho Lee, Gyeonggi-do, KR;
Cheol Mun, Gyeonggi-do, KR;
Ju Ho Lee, Suwon-si, KR;
Jin Kyu Han, Seoul, KR;
Jong Gwan Yook, Seoul, KR;
Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and an apparatus for sending and receiving channel state information in network Multiple-Input Multiple-Output (MIMO) wireless communication systems are provided. Hybrid feedback technology is provided to transfer complete Channel State Information (CSI) to a transmitter by efficiently combining limited amounts of long-term channel information and short-term channel information are in a down link MIMO network system.