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.
本文讨论了电荷灵敏放大器的原理及系统的线性，给出了放大器线性度软件仿真结果、电荷积分adc的性能测量结果及数据采集系统的线性测量结果。
This article discusses the principle and linearity of charge sensitive amplifier. The result of simulation and the property of both charge integrating ADC and data acquisition system were described.
线性功率放大器有失真小、线性好等优点，但是其损耗大，效率低。
Linear power amplifier has low distortion and good linearity, but it has high loss and so low efficiencies.
于是功率放大器的线性化以及提高效率的技术被采用来改善发射器的线性度和效率。
Linearization and efficiency enhancement techniques of power amplifier can be adopted to improve the linearity and power efficiency of the transmitter.
大功率滤波器(38)位于功率放大器(20)的下游并引起线性失真。
A high power filter (38) is located downstream of the power amplifier (20) and causes linear distortion.
理论分析结果表明，单周控制开关功率放大器的输出信号与输入信号成线性变化关系，其控制性能由输出滤波器决定。
The theory research results of one cycle controlled switching power amplifier show that the output signal follow the input signal linearly, and the control performance is decided by output filter.
本论文提出把PS A作为在线放大器应用于线性高速光纤通信系统和光孤子系统。
In this dissertation, we focus on researching the performance of both linear high-speed optical fiber communication and soliton transmission system using PSA as in-line amplifier.
放大器前的部件，诸如带通滤波器(32)，引起线性失真。
A pre-amp component, such as a band-pass filter (32), causes linear distortion.
基于速率方程建立了线性光放大器(loa)的数值模型，模拟了线性光放大器的增益钳制特性。
The numerical model of the linear optical amplifier (LOA) is built based on the rate equations. The gain clamping characteristics of LOA are simulated.
能谱仪上用的线性放大器，除了有足够的放大倍数外，还须有良好的线性和宽广的动态范围。
The linear amplifier on the spectrometer, besides it has the enough enlargement factor, and needs the good linearity and the broad dynamic range.
非线性放大器对发射信号的影响，与调制方式密切相关。
Non - linear amplifier on the transmIt 'signal of the impact is closely related with the modulation method.
针对径向力的控制要求研制了双向电流型线性功率放大器和PID控制器。
The linear power amplifier of current-type and the PIDcontroller is designed for the control of radial force.
核信号处理电路主要由线性放大器和脉冲成形电路构成。
Nuclear signal processing circuit mainly consists of linear amplifier and pulse shaped-circuit.
设计了一种新型可变增益线性脉冲放大器。
I have designed a kind of new variable gain linear pulse amplifier.
针对线性光放大器(loa)的结构特点，建立了基于速率方程的模型。
According to structural property of linear optical amplifier (LOA), a model was built using rate equations.
最后激励级的跨导放大器将电压线性的转化为电流。
Finally, the transconductance amplifier of the stimulating circuit linearly translates the voltage signal into cu.
作为卫星通讯系统所用的高增益、高功率微波放大器件，行波管的效率和线性是非常重要的。
High efficiency and high linearity space traveling wave tube (TWT) is required for satellite communication system as a high power, high gain microwave amplifier.
于是多种不同功率放大器的线性化技术被采用来改善无线发射机的线性度及效率。
Various PA linearization techniques have been adopted to improve linearity and power efficiency of wireless transmitters.
随着移动通信中线性调制方式的出现，功率放大器的线性化已成为一个重要的研究课题。
Linearization of power amplifiers has become an important issue, with the advent of linear modulation methods in mobile communication.
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.
要解决这个问题，必须采用线性化技术来改善高效率功率放大器的非线性特性。
For solving this problem, various linearization techniques have been employed to improve the linearity of high efficiency power amplifier.
通过系统仿真，得到色散参量的变化对拉曼放大器的性能影响较大，而非线性系数对其影响较小。
The simulation results show that dispersion has great impact on the performance of fiber Raman amplifiers, while nonlinearity makes little influence on them.
在低噪声放大器噪声线性的基础上，介绍了负载温度可变法，用于测量低温低噪声放大器的噪声。
On the basis of the noise linearity of low noise amplifier(LNA), the variable load temperature method is introduced to measure noise properties of cryogenic LNAs.
这个课程模块介绍了线性放大器范围中的半导体器件的特征。
This module introduces the characteristics of semiconductor devices in a range of linear applications.
半导体光放大器（SOA）的非线性特性在光开关、波长变换、光逻辑运算中有重要的应用。
The nonlinear characteristics of semiconductor optical amplifier (SOA) have important applications for the all-optical switching, wavelength conversion, and optical logic gate.
而功率放大器又具有非线性特性，因此要设计高效率又高线性度的无线发射机便成了一个相当困难的挑战。
Designing a high linearity and high power efficiency wireless transmitter is a big challenge due to the nonlinear characteristic of the power amplifier.
为保证通信质量需要使用高线性的功率放大器，而高效率的功率放大器通常是非线性的。
The high linear power amplifier has to be used to guarantee communication quality. Unfortunately, power efficient amplifiers are typically nonlinear.
设计了一种基于半导体光放大器(SOA)和非线性光学环镜(NOLM)的光脉冲放大与压缩的模型。
A model based on semiconductor optical amplifier (SOA) and nonlinear optical loop mirror (NOLM) is designed for amplification and compression of optical pulse.
设计了一种基于半导体光放大器(SOA)和非线性光学环镜(NOLM)的光脉冲放大与压缩的模型。
A model based on semiconductor optical amplifier (SOA) and nonlinear optical loop mirror (NOLM) is designed for amplification and compression of optical pulse.
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