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.:

US 8432992 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 30, 2013

Filed:

Nov. 04, 2008
Applicants:

Jae Wan Kim, Anyang-si, KR;

Bin Chul Ihm, Anyang-si, KR;

Jin Young Chun, Anyang-si, KR;

Jin Hyuk Jung, Anyang-si, KR;

Moon IL Lee, Anyang-si, KR;

Inventors:

Jae Wan Kim, Anyang-si, KR;

Bin Chul Ihm, Anyang-si, KR;

Jin Young Chun, Anyang-si, KR;

Jin Hyuk Jung, Anyang-si, KR;

Moon Il Lee, Anyang-si, KR;

Assignee:

LG Electronics Inc., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for transmitting feedback information in a codebook-based multiple-input multiple-output (MIMO) system is disclosed. To transmit the feedback information, a signal is received to discern channel characteristics of the received signal, and a codebook is updated using an extended matrix including a plurality of vector components and using previous feedback information. Feedback information is selected for transmission from the updated codebook in consideration of the channel characteristics of the received signal.


Find Patent Forward Citations

Kim, Jae. (2013). Method for transmitting feedback information in multi input multi out put system based on codebook and a method for transmitting precoding information in multi input multi output system using codebook-bases precoding scheme (U.S. Patent No. 8432992). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8432992

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