发明申请
- 专利标题： INFORMATION FEEDBACK METHOD AND USER EQUIPMENT
- 专利标题（中）： 信息反馈方法和用户设备
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申请号： US13497542申请日： 2010-07-15
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公开(公告)号： US20120224551A1公开(公告)日： 2012-09-06
- 发明人: Ming Ding , Renmao Liu , Yongming Liang , Yingyu Zhang , Zeng Yang
- 申请人： Ming Ding , Renmao Liu , Yongming Liang , Yingyu Zhang , Zeng Yang
- 优先权： CN200910177192.2 20090928
- 国际申请： PCT/JP2010/062387 WO 20100715
- 主分类号： H04W72/04
- IPC分类号： H04W72/04 ; H04W4/00
摘要：
The present invention discloses an information feedback method. The method comprises steps of a serving cell and/or a user equipment determining a cooperating cell set participating multi-antenna-multi-cell cooperation, the cooperating cell set including the serving cell and non-serving cells, the user equipment and/or the serving cell selecting transmit-ports of the serving cell and non-serving cells according to the determined cooperating cell set, the user equipment obtaining channel state information of the selected transmit-ports, and the user equipment feeding back identification information and the channel state information of the selected transmit-ports. The present invention provides also a serving cell, a cooperative cell and a user equipment for feeding back the identification information and channel state information of the selected transmit-ports. The present invention has advantages of simple implementation and less signaling overhead.
公开/授权文献
- US08665797B2 Information feedback method and user equipment 公开/授权日：2014-03-04
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