USER EQUIPMENT APPARATUS AND METHOD FOR FEEDING BACK CHANNEL STATE INFORMATION IN A WIRELESS COMMUNICATION SYSTEM
摘要
A UE apparatus and method for feeding back Channel State Information (CSI) in a wireless communication system are disclosed. The UE apparatus includes a processor for determining a Rank Indicator (RI) for a predefined frequency band and selecting an index of a Precoding Matrix Indicator (PMI) corresponding to the determined RI from a codebook set used for a transmission on the predefined frequency band, and a transmission antenna for transmitting the RI and the index of the PMI to a Base Station (BS). The RI and the index of the PMI are jointly encoded prior to the transmission.
申请公布号
WO2011122919(A3)
申请公布日期
2012.03.08
申请号
WO2011KR02315
申请日期
2011.04.04
申请人
LG ELECTRONICS INC.;KIM, HYUNG TAE;SEO, HAN BYUL;KIM, KI JUN;LEE, DAE WON
发明人
KIM, HYUNG TAE;SEO, HAN BYUL;KIM, KI JUN;LEE, DAE WON