RF & microwave components

Doherty、平衡、推挽和空间放大器性能增强

Doherty 放大器将用作拟线性放大器架构,持续应用于日益增多的 TxFE(传输前端)应用。

5G 及其势不可挡的微波或毫米波空中接口的到来,加大了构造方面的设计挑战,主要原因在于放大器和合路器组件的分散度可能越来越高。

此应用指南描述了基于测量的开发方法,可用于增强 Doherty 放大器,进而提升性能和/或性能带宽。此方法已经在工作中得到验证。

此方法还可扩展以用于平衡、空间组合和反相(称为“推挽”或“差分”)放大器,后者通常嵌套于 Doherty 配置。

R&S®Quickstep 排序软件可通过以下网站下载:

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

Name
Type
Version
Date
Size
Doherty, Balanced, Push-Pull & Spatial Amplifier Performance Enhancement |1MA279
Type
应用指南
Version
2e
Date
Nov 15, 2017
Size
4 MB
DohertyCharacterization | 1MA279

The Quickstep project used for calibration and rapid characterization of the DUT. Instructions for the installation of the Quickstep project are given in a readme within the archive.

Type
Application Note File
Version
Date
Oct 31, 2016
Size
7 MB
3GPP Type License Free Signal Library | 1MA279

A library of license free signals, for use with the R&S®SMW200A signal generator, similar to those used in the Application Note to (i) calibrate and (ii) characterize the DUT.

Type
Application Note File
Version
2.0
Date
Sep 26, 2016
Size
2 MB
CST_solution5_wilkinson | 1MA279

A Studio Suite solution with Wilkinson splitter + High-pass + Low-pass filter, illustrating solution 5 of the Application Note.

Type
Application Note File
Version
Date
Sep 26, 2016
Size
181 kB
CST_solution1_models | 1MA279

A Studio Suite solution with Wilkinson splitter + High-pass + Low-pass filter, illustrating solution 1of the Application Note.

Type
Application Note File
Version
Date
Sep 26, 2016
Size
3 MB
CST_Macros_R+S | 1MA279

A macro for use with Studio Suite, enabling automatic creation of Rat-Race + Schiffman networks from user defined parameters.

Type
Application Note File
Version
Date
Sep 26, 2016
Size
22 kB
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