发明名称 |
METHOD AND APPARATUS FOR FEEDBACK IN 3D MIMO WIRELESS SYSTEMS |
摘要 |
Systems and methods provide channel state information feedback in a multiple-input multiple-output (MIMO) system. A method quantizes a pre-coding matrix indicator (PMI) and feeds it back from a user equipment (UE) to an evolved Node B (eNodeB). The method may use codebooks for vector quantization of optimal horizontal direction and a scalar quantizer to quantize an optimal vertical direction from the eNodeB to a selected UE. |
申请公布号 |
US2015139121(A1) |
申请公布日期 |
2015.05.21 |
申请号 |
US201414511792 |
申请日期 |
2014.10.10 |
申请人 |
INTEL CORPORATION |
发明人 |
Shirani-Mehr Hooman;Davydov Alexei;Fwu Jong-Kae |
分类号 |
H04B7/04;H04L5/00;H04W72/04 |
主分类号 |
H04B7/04 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
Santa Clara CA US |