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:
Jun. 03, 2014
Filed:
Sep. 01, 2009
Dongseung Kwon, Daejeon, KR;
Byung-jae Kwak, Seoul, KR;
Choongil Yeh, Daejeon, KR;
Young Seog Song, Daejeon, KR;
Ji Hyung Kim, Daejeon, KR;
Wooram Shin, Daejeon, KR;
Chung Gu Kang, Seoul, KR;
Jin-woo Kim, Seoul, KR;
DongSeung Kwon, Daejeon, KR;
Byung-Jae Kwak, Seoul, KR;
Choongil Yeh, Daejeon, KR;
Young Seog Song, Daejeon, KR;
Ji Hyung Kim, Daejeon, KR;
Wooram Shin, Daejeon, KR;
Chung Gu Kang, Seoul, KR;
Jin-Woo Kim, Seoul, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
A device for generating a transmission codebook in a communication system including a multi-input multi-output (MIMO) antenna according to an embodiment of the present invention includes: a frequency determiner that determines a frequency to allow the transmission codebook to have an optimal characteristic; a precoding matrix generator that generates a precoding matrix on the basis of the frequency; and a codebook generator that generates a retransmission codebook to be used for retransmission on the basis of the precoding matrix and generates the transmission codebook on the basis of the retransmission codebook.