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    • 10. 发明授权
    • Channel reconstruction method, base station and user equipment
    • 信道重建方法,基站和用户设备
    • US08934941B2
    • 2015-01-13
    • US13255348
    • 2010-03-08
    • Ming DingRenmao LiuYingyu ZhangLei HuangChen Chen
    • Ming DingRenmao LiuYingyu ZhangLei HuangChen Chen
    • H04M1/00H04B7/02H04B7/04H04B7/06
    • H04B7/024H04B7/0434H04B7/0452H04B7/0469H04B7/0617H04B7/0619H04B7/0621H04B7/0639
    • The present invention discloses a channel reconstruction method for a downlink multi-antenna-multi-base-station with inconsistent antenna configuration. Firstly, a serving base station configures a user equipment. If antenna configuration of the multi-antenna-multi-base-station system is inconsistent, virtual antennas are introduced to a base station with fewer antennas in the system. A user equipment selects and feeds back indices of the virtual antennas and reconstructs channels of the multi-antenna-multi-base-station system to generate a consistent antenna configuration. Finally, the multi-antenna-multi-base-station system transmits a signal to the user equipment by adopting a transmission pre-processing scheme of the consistent antenna configuration. The present invention provides also a serving base station, a cooperative base station and a user equipment for realizing the channel reconstruction method. The present invention has advantages of large application range, simple implementation and better performance.
    • 本发明公开了一种具有不一致天线配置的下行多天线多基站的信道重构方法。 首先,服务基站配置用户设备。 如果多天线多基站系统的天线配置不一致,则将虚拟天线引入到系统中具有较少天线的基站。 用户设备选择并反馈虚拟天线的索引并重建多天线多基站系统的信道以产生一致的天线配置。 最后,多天线多基站系统采用一致天线配置的传输预处理方案向用户设备发送信号。 本发明还提供一种服务基站,协作基站和用于实现信道重构方法的用户设备。 本发明具有应用范围广,实现简单,性能好等优点。