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2D Active Antenna Array Design for FD-MIMO System and Antenna Virtualization Techniques

机译:FD-MIMO系统的二维有源天线阵列设计和天线虚拟化技术

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Full dimension MIMO (FD-MIMO) is one of the key technologies presently studied in the 3GPP for the next generation long-term evolution advanced (LTE-A) systems. By incorporating FD-MIMO into LTE/LTE-A systems, it is expected that system throughput will be drastically improved beyond what is possible in conventional LTE systems. This paper presets details on the 2D active antenna array design for FD-MIMO systems supporting 32 antenna elements. The FD-MIMO system allows for dynamic and adaptive precoding to be performed jointly across all antennas thus achieving more directional transmissions in the azimuth and elevation domains simultaneously, to a larger number of users. Finally, we discuss 2D antenna array port virtualization techniques for creating beams with wide coverage, necessary for broadcasting signals to all users within a sector, such as the CRS (Common Reference Signal).
机译:全尺寸MIMO(FD-MIMO)是目前在3GPP中研究的下一代长期演进高级(LTE-A)系统的关键技术之一。通过将FD-MIMO集成到LTE / LTE-A系统中,可以期望系统吞吐量将大大提高,超过传统LTE系统中的吞吐量。本文预设了支持32个天线单元的FD-MIMO系统的2D有源天线阵列设计的详细信息。 FD-MIMO系统允许在所有天线上共同执行动态和自适应预编码,从而同时在方位角和仰角域中实现向更多用户的定向传输。最后,我们讨论2D天线阵列端口虚拟化技术,该技术可用于创建具有广泛覆盖范围的波束,这对于向部门内的所有用户广播信号(例如CRS(公共参考信号))是必需的。

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