该比较器包含一级预放大器、动态锁存器及时钟控制反相器。
The comparator includes a preamplifier, a dynamic latch and a clocked inverter.
在电路设计中主要包括开关电容采样的全差分运放组成的采保增益电路和两相时钟控制的带预放大器的锁存比较器。
The key circuit design includes a sample-and-hold gain circuit using switched-capacitor to sample or hold the signal and a preamplifier-latch comparator using two-phase clock.
自适应基带预失真技术是用于补偿高功率放大器非线性失真的一种有效技术。
Adaptive baseband predistortion is an effective technique for compensating nonlinear distortion introduced by high power amplifiers.
在WCDMA等宽带通信系统中，射频功率放大器记忆效应明显，传统的无记忆预失真技术无法达到理想的线性化效果。
In broadband communication systems, such as WCDMA, memory effects of RF power amplifiers (PAs) are significant and memoryless predistortion techniques cannot linearize PAs effectively.
本文研究了预失真技术在CD MA2000系统中的应用，设计了一种实用的数字预失真系统来提高功率放大器的线性度和效率。
Application of predistortion technology in CDMA2000 system is discussed in this paper. And a practical digital predistortion system is proposed to improve linearity and efficiency of power amplifier.
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).
目前线性功率放大器的设计主要采用前馈、预失真和功率回退等线性化技术。
Feedforward, Predistortion and Feedback linearization techniques are mostly used in Linearity Power Amplifier Design.
记忆非线性放大器的预失真问题一直是预失真技术的难点。
Predistortion for nonlinear amplifier with memory always is very difficult.
本文首先研究了功率放大器的非线性失真问题，提出了预失真处理的改善方案。
Firstly, the nonlinear characteristic of RF power amplifier is studied in the article and the improvement project is proposed.
将所述带内信号与所述带外预失真信号相 加，作为射频功率放大器的输入。
The present invention compensates the non-linear distortion of RF power amplifier in form of out of band compensating signal.
自适应数字预失真是补偿高功率放大器非线性的一种有效技术。
Adaptive digital predistortion is an effective technique which compensate nonlinear distortion introduced by the high power amplifier (HPA).
预失真线性化技术理论上是最简单的RF功率放大器线性化技术。
Predistortion linearization technology is conceptually the simplest form of linearization for an RF power amplifier.
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.
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.
接着介绍了常用的功率放大器的线性化技术，例如预失真和前馈技术，重点介绍了预失真技术。
Some common linearization techniques, such as feedback, feed-forward and pre-distortion, have been introduced and predistortion has been especially described.
接着介绍了常用的功率放大器的线性化技术，例如预失真和前馈技术，重点介绍了预失真技术。
Some common linearization techniques, such as feedback, feed-forward and pre-distortion, have been introduced and predistortion has been especially described.
应用推荐