发明名称 |
BASE STATION DEVICE, USER DEVICE, AND METHOD IN MOBILE COMMUNICATION SYSTEM |
摘要 |
<p>A disclosed base station apparatus is capable of communicating with a user equipment terminal in a multi-input multi-output (MIMO) mobile communication system using Pre-coding. The base station apparatus includes a receiving unit receiving a Pre-coding Matrix Indicator (PMI) indicating a specific Pre-coding matrix, a determination unit determining a value of a flag indicator indicating whether the Pre-coding matrix specified in the PMI is to be used for downlink communications, a control signal generation unit generating a downlink control signal including at least the flag indicator, and a transmission unit transmitting a signal including the downlink control signal in downlink.</p> |
申请公布号 |
EP2169845(B1) |
申请公布日期 |
2015.05.27 |
申请号 |
EP20080777243 |
申请日期 |
2008.06.16 |
申请人 |
NTT DOCOMO, INC. |
发明人 |
TAOKA, HIDEKAZU;MIKI, NOBUHIKO;SAWAHASHI, MAMORU |
分类号 |
H04B7/04;H04B7/06;H04J11/00 |
主分类号 |
H04B7/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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