RF & microwave components

在发射模式下测量波束成形天线

码本生成或波束成形算法研发或验证等任务需要快速准确地验证波束成形权重。本应用指南描述了罗德与施瓦茨矢量网络分析仪 (VNA) 的独特应用,可以完全表征用于波束成形的多元天线的无源组件。

罗德与施瓦茨 VNA 型号多样,并选配多个独立信号源,可以任意控制频率、实际延时以及相对幅度和相位(“定义相干模式”)。这些信号源可以连接多元天线的不同单元,以引申和验证发射 (Tx) 模式波束控制和波束成形操作。

处于“定义相干模式”的 R&S®ZVA 可通过电子方式切换传统的 S 参数模式。因此,可在单一天线连接周期内有效执行 S 参数和波束成形测量。

多个 VNA 可能为菊链式连接,以扩展所示概念来支持任意数量的端口。

R&S®Quickstep 排序软件可通过以下网站下载:

https://www.rohde-schwarz.com/software/quickstep/

波束成形
Name
Type
Version
Date
Size
Measurement of Beamforming Antenna in Transmit Mode | 1MA278
Type
应用指南
Version
0e
Date
Mar 20, 2017
Size
2 MB
Result Viewer Installer | 1MA278

Installation file for viewing and post-processing of measurement data gathered from the Quickstep driven test as well as the exemplary measurement data provided. Requires MATLAB runtimes (installed automatically with internet connection), but not MATLAB license.

Type
Application Note File
Version
Date
Mar 20, 2017
Size
4 MB
Ka 4x10 Array Sample Mmt | 1MA278

MATLAB® datafile containing Tx Beamforming measurement data on 4 elements of our Ka-band antenna array. This data may be imported into the Result Viewer or in MATLAB itself.

Type
Application Note File
Version
Date
Mar 20, 2017
Size
834 kB
Quickstep Beamforming Mmt | 1MA278

Archived Quickstep project enabling control of the R&S®ZVA as a signal source, the FSx as a signal analyzer and Arduino enabled turntable.

Type
Application Note File
Version
Date
Mar 20, 2017
Size
1 MB
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