英语语法分析

RF predistortion is the main power amplifier linearization technique used for wideband repeater at present.

目前，射频预失真是宽带直放站所采用的主要功放线性化技术。

The article firstly introduces the linearization techniques: predistortion technique and technique feedforward.

文章首先介绍了功放中的线性化技术——预失真技术和前馈技术。

This paper presents a new predistortion linearizer which USES the 2nd order low frequency intermodulation signal.

提出一种基于2阶低频互调干扰信号的一种预失真线性化器。