nonlinear amplifier
英 [nɒnˈlɪnɪə ˈæmplɪfaɪə(r)]
美 [nɑnˈlɪˌniər ˈæmplɪfaɪər]
网络 非线性放大器
双语例句
- Simulation and Analysis of Memory Effects for Nonlinear Power Amplifier
非线性功率放大器记忆效应仿真分析 - Nonlinear Power Amplifier Modeling Based on QR-RLS Systolic Array
基于QR-RLS脉动阵列的非线性功放建模 - Focusing on the nonlinear distortion caused by nonlinear amplifier in OFDM system, an adaptive pre-distortion technique based on Look Up Table ( LUT) was used to rectify it.
针对OFDM系统中非线性放大器对信号造成的非线性失真影响，采用基于查询表的自适应预失真技术对其进行矫正。 - Research on Nonlinear Effects of Power Amplifier on Chirp and Methods for Precompensation
功率放大器非线性对Chirp信号的影响及预补偿方法研究 - Nonlinear Application of Semiconductor Optical Amplifier in Optical Fiber Communication
半导体光放大器非线性特性在光纤通信中的应用 - The effect of the nonlinear amplifier on the OFDM signal
非线性放大器对OFDM信号的影响 - The nonlinear characteristics of semiconductor optical amplifier ( SOA) have important applications for the all-optical switching, wavelength conversion, and optical logic gate.
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。 - Nonlinear Analysis of FEL Amplifier Based on Coaxial Waveguide
同轴波导FEL放大器的非线性分析 - This paper presents a detailed analysis to the physical meaning and calculation formula for the main parameters of nonlinear distortions in amplifier: cross modulation ratio, 2nd order cross modulation ration and 3rd order cross modulation ratio.
本文详细地分析了放大器非线性失真的主要参数&交扰调制比，二阶、三阶载波互调比的物理意义和计算公式，并由此推导出电缆电视系统的设计方法。 - Research on Nonlinear Effects of FEM Amplifier
FEM放大器非线性特性研究 - Transistors are nonlinear devices, which can produce nonlinear distortion in amplifier while amplifying signals.
晶体管是非线性器件，在放大信号时会产生非线性失真。 - In the dissertation, we first introduce the current status of optical communication technique and optical amplifier, compare the characteristics and applications of semiconductor optical amplifier, rare earth ion-doped fiber amplifier and nonlinear fiber amplifier and analyze the history and the developing prospect of Raman amplifier.
本文首先简要概述了光纤通信和光放大器的发展现状，比较了半导体光放大器、稀土掺杂光纤放大器和非线性光纤放大器的特点及应用，介绍了光纤拉曼放大器的发展历史和应用前景。 - At the same time, the effects of a nonlinear power amplifier on the system performance are presented, and several familiar models of the nonlinear amplifier without memory are given.
并且阐述了放大器非线性对系统性能的影响，给出几种常见的无记忆非线性放大器模型，以及数字自适应预失真技术的基本原理和两种主流技术的性能对比。 - Broadband and Nonlinear Characteristics of IMPATT Amplifier
IMPATT功率放大器的宽带非线性特性 - It is composed by fiber delay lines, an optical waveguide switching array and a nonlinear semiconductor optical amplifier.
这种缓存器是由光纤延迟线、光波导开关阵及非线性半导体光放大器构成。 - Another choice is to linearize a nonlinear power amplifier so that overall we have a linear and reasonably efficient device.
因此通常采用功率放大器线性化技术来获得一个整体呈现线性特征的、效率高的功率放大器系统。 - From the figure of output singal waveform and the figure of the difference of the two IM 3, some nonlinear characteristics of the power amplifier are explained appropriately, which can not be analyzed by Volterra series method.
通过研究副谐波牵引条件下的输出信号波形图和上下信道IM3的差异图，并结合电路分析，讨论了实验中以往文献采用Volterra级数法无法解释的非线性特性； - Due to the typical nonlinear properties of limiting amplifier, we studied the method of academic analysis for microwave nonlinear circuit and the nonlinear circuit model of transistor in detail.
由于微波限幅放大器的工作是典型的非线性特性，我们研究了非线性电路的分析方法和微波晶体管的非线性模型，详细得介绍了谐波平衡法这种重要的非线性电路分析方法。 - For the burst mode receiver design in the airborne optical network and multi user fiber optic network, this paper describes the characteristics and performance of a burst mode receiver that employs the nonlinear trans impedance pre amplifier.
分析了航空光纤数据总线及其它多用户光纤接入网中采用非线性互阻前置放大器的突发模式光接收机的特性。 - For the high peak to average ratio of OFDM signal and the nonlinear characteristics of nonlinear high power amplifier will inevitably produce nonlinear distortion in OFDM systems.
然而，OFDM信号的高峰均比以及功率放大器的非线性特性，使系统中不可避免的产生非线性失真噪声，因此，研究OFDM系统中非线性失真场景下的节能便成了目前亟待解决的问题。 - Secondly, analyzes nonlinear characteristics of power amplifier and their impacts, describes the power amplifier model and linearization methods in detail and analyzes predistortion method.
其次分析了功率放大器的非线性特性及其影响，详细介绍了功率放大器模型及常用的线性化方法，并重点分析了预失真方法。 - Solving nonlinear distortion of the power amplifier has become a very important issue now. Recently, there are amplifier linearization such as power back-off, feedback, LINC, feed-forward and predistortion.
所以，解决功率放大器的非线性失真就成为了当前一个非常重要的课题。目前功率放大器的线性化技术主要包括功率回退法、负反馈法、LINC法、前馈法以及预失真法。 - The response of nonlinear radio frequency power amplifier also discussed as well as the principle of Linearization technology such as back off, feedback, predistortion and so on.
详细分析了射频功率放大器的非线性特性，简单介绍了回退、前馈、预失真等各种线性化技术的基本原理。 - The predistortion linearization technique is investigated for the nonlinear power amplifier with memory in communication system.
本文研究了通信系统中记忆非线性功率放大器的预失真线性化技术。 - In order to reduce OFDM signals affected by power amplifier nonlinear characteristics, the power amplifier pre-distortion techniques must be used to compensate for the nonlinear of power amplifier, which is one of the hot topics in OFDM now.
为了减轻功率放大器非线性特性对OFDM信号的影响，必须采用功率放大器预失真技术对功放的非线性进行补偿，这是目前OFDM研究的热点之一。 - This technology divides the nonlinear function of power amplifier into several segments, and then estimates each segment respectively with a lower order polynomial. And then amplitude transformer and phase transformer are used to compensate the nonlinearity of amplifier according to the estimated parameters.
该技术将非线性放大器的非线性函数分为若干段，每段分别用一个阶数较低的多项式来拟合，再利用幅度变换和相位变换补偿放大器的非线性，使输出为线性输出。 - For compensating the nonlinear distortion of a power amplifier ( PA), linearization techniques are studied widely, and predistortion technique is one of the promising linearization techniques.
为了克服PA的非线性失真，线性化技术得到广泛的研究，其中预失真技术是最具发展前景的线性化技术之一。 - The existing technologies used to reduce nonlinear distortion of power amplifier are summarized, and compared with each other on power efficiency, adaptability and realization cost.
并总结了改善功率放大器非线性失真的已有技术，从功率效率，自适应性和实现成本上进行了对比，明确了预失真技术是解决放大器非线性问题最有效的技术。 - Nonlinear distortion of RF power amplifier will also make spectrum expansion to original input signal, it will result in adjacent-channel interference and affect others users.
射频功放的非线性失真还会使得原始输入信号的频谱扩展，从而产生邻近信道干扰，影响其它用户。 - Nonlinear distortion of power amplifier is one of the major factors that degrade the performance of OFDM systems.
功率放大器的非线性失真是降低OFDM系统性能的主要因素之一。