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本网络研讨会面向从事射频功率放大器设计和测试工作的工程师，重点讨论了采用专用拓扑和线性化方法提高放大器效率。我们将介绍线性化和数字预失真 (dpd) 的必要性与作用。我们将运用基础射频功率放大器和氮化镓 (gan) 设备，以此讨论结合模拟和实际测量来研究记忆多项式 dpd 的优势。您将了解如何更加快速准确地设计有效的射频前端。合适的建模方案可以确保放大器特性和线性化的模拟与实际测量更具相关性，并加快开发和优化放大器功能。我们将展示如何使用不同的线性化方法预测放大器特性，以及如何优化射频功率放大器的 dpd 性能。我们将比较放大器的真实特性，以客观分析模拟和 dpd 方法。本网络研讨会将介绍非线性设备的建模和测量实例。
markus loerner is a marketing expert at rohde & schwarz focusing on the rf & microwave component market. he joined rohde & schwarz in 2000 and worked as a signal generator product manager in various rf applications from mobile wireless to satellite communications, for both r&d and production use. he holds a degree in electrical engineering from the university erlangen-nuremberg, germany.
dr. florian ramian is a development engineer for signal and spectrum analyzers at rohde & schwarz. he has 20 years of experience as an rf engineer, including 15 years in test and measurement. he held several positions as an application engineer at rohde & schwarz, before moving into development. while completing his doctorate at the technical university of munich (germany) he was engaged in automotive radar development projects.
