设计了一种简单而有效的射频预失真器。
A simply configurated and effective RF predistorter is proposed.
因此，无记忆预失真器不能校正放大器的记忆非线性失真。
So tranditional memoryless predistortion can not compensate memory nonlinear distortion of PA.
针对有记忆非线性功放提出了一种新的基于查找表的记忆型预失真器。
A new look-up-table memory predistorter for power amplifier with memory effects is proposed.
本文提出一种线性化射频多载波高功率放大器的自适应射频预失真器。
This paper presents an adaptive RF predistorter to linearize multi-carriers power amplifiers.
实时的自适应预失真器系统结构的设计和实现在很大程度上增加了系统的复杂度。
The construction and implementation of real-time adaptive predistortor increase the complexity of the system in most degrees.
通过引入线性增长的周期性训练序列和失真检测算法，实现了预失真器非迭代方法的参数捕获。
Non-iterative method for capturing parameters of the predistorter was realized by the means of linear increasing periodic training sequence and distortion estimation algorithm.
提出了一种基于查询表和非直接学习结构的适用于行波管放大器(TWTA)的基带预失真器。
Based on look-up table (LUT) and indirect learning architecture, a baseband predistorter was proposed for travel wave tube amplifier (TWTA).
该预失真器不仅对非线性改善效果明显，与同类预失真电路相比，还具有结构简单、体积小、成本低的优点。
Compared with other predistortion circuits of the same kind, it is simple, miniature, cost effective as well as giving the great linearity improvement.
最后研究了两种新型的预失真器：二次混频预失真器和直接级联反向并联肖特基二极管对预失真器，并对后者进行了一定的改进。
Last we present two new pre-distortion, a pre-distortion using twice mixing operation and linearizer using anti-parallel Schottky diodes which are directly connected with pa.
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。
This paper presents a new predistortion linearizer which USES the 2nd order low frequency intermodulation signal.
为了补偿数字电视发射机的频谱畸变与相位失真，以得到最佳的VSB频谱特性，可以在调制器中加入预均衡网络对频谱进行预畸变。
To minimize the frequency and phase distortion in a DTV transmitter in order to achieve best VSB frequency performance, a pre equalizer can be inserted into the modulator.
给出了预失真系统中信号源采样率和滤波器带宽的合理设计方法。
The design methods of the source sampling rate and bandpass filter bandwidth in a predistortion system are proposed.
模 拟滤波器被配置成消除反馈信号的预失真。
The analogue filter is configured to cancel the predistortion of the feedback signal.
模 拟滤波器被配置成消除反馈信号的预失真。
The analogue filter is configured to cancel the predistortion of the feedback signal.
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