• 非线性放大器发射信号影响调制方式密切相关

    Non - linear amplifier on the transmIt 'signal of the impact is closely related with the modulation method.

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  • 记忆非线性放大器失真问题一直预失真技术的难点

    Predistortion for nonlinear amplifier with memory always is very difficult.

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  • 通过系统仿真,得到色散参量变化拉曼放大器性能影响较大非线性系数对影响较小

    The simulation results show that dispersion has great impact on the performance of fiber Raman amplifiers, while nonlinearity makes little influence on them.

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  • 半导体放大器SOA非线性特性开关波长变换、光逻辑运算重要应用

    The nonlinear characteristics of semiconductor optical amplifier (SOA) have important applications for the all-optical switching, wavelength conversion, and optical logic gate.

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  • 解决这个问题必须采用线性化技术改善高效率功率放大器非线性特性。

    For solving this problem, various linearization techniques have been employed to improve the linearity of high efficiency power amplifier.

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  • 一些教材中论述,构成电压比较集成运算放大器仅仅是工作非线性

    Some teaching material treat that the integrated operational amplifier which makes up the voltage comparer only works in the nonlinear area.

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  • 设计一种基于半导体放大器(SOA)非线性光学(NOLM)脉冲放大压缩模型

    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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  • 保证通信质量需要使用线性功率放大器,而高效率的功率放大器通常非线性的。

    The high linear power amplifier has to be used to guarantee communication quality. Unfortunately, power efficient amplifiers are typically nonlinear.

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  • 自适应数字预失真补偿功率放大器非线性一种有效技术

    Adaptive digital predistortion is an effective technique which compensate nonlinear distortion introduced by the high power amplifier (HPA).

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  • 该文分析了CATV系统放大器非线性失真最大输出电平关系

    The relationship between nonlinear distortion and maximum output level of amplifier in CATV systems is analysed in this paper.

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  • 这种缓存光纤延迟线波导开关非线性半导体放大器构成。

    This optical buffer is composed with optical fiber delay lines, optical waveguide switching array and nonlinear semiconductor amplifier.

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  • 本文提出了一种用于正交复用(OFDM系统大功率放大器引起非线性失真有效数字自适应补偿方法

    The paper presents an efficient digital adaptive method compensating for nonlinear distortions caused by a high-power amplifier (HPA) in orthogonal frequency division multiplexing(OFDM) system.

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  • 自适应基带失真技术用于补偿功率放大器非线性失真一种有效技术。

    Adaptive baseband predistortion is an effective technique for compensating nonlinear distortion introduced by high power amplifiers.

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  • 文中通过类型集成运算放大器特性研究,建立了一种适合于各类型集成时域特性分析的非线性宏模型

    In this paper, a nonlinear macromodel for all types of Integrated Circuit Operational Amplifiers (IC OP-Amps) is developed through studying the characteristics of all types of IC OP-Amps.

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  • 首先用时域法分析了微波放大器非线性耦合效应

    Firstly, the nonlinear coupling effects of the microwave amplifier are analyzed.

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  • OQPS K调制器不均衡以及放大器非线性接收机性能具有非常影响

    The OQPSK modulator imbalance and amplifier nonlinearity have a deleterious effect on the receiver performance.

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  • 调制器不均衡以及放大器非线性接收机性能具有非常大的影响

    The modulator imbalance and amplifier nonlinearity have a deleterious effect on the receiver performance.

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  • 本文基于光纤拉曼放大器(FRA)非线性功率耦合方程,利用改进遗传算法浦源实施优化设计

    Based on the nonlinear power coupled equations of fiber Raman amplifiers (FRA), the optimal design to the pumps source has been done with modified genetic arithmetic in this paper.

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  • 研究了一体化二次变频收发信机各种组合频率干扰产生原因:主要由于混频器放大器非线性

    This paper investigates various combined frequency interference in integrated and double-converted transceivers, and points out that the reason is the non-linearity of frequency mixer and amplifier.

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  • OFDM系统一个主要缺陷就是过高引起功率放大器(HPA)非线性失真

    The OFDM system has a major disadvantage that high peak to average power ratio (PAPR) can cause nonlinear distortion in the high power amplifier (HPA).

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  • 提出了改进用于计算偏振相关增益光纤拉曼放大器非线性耦合波方程

    A set of improved nonlinear coupled-wave equations describing the properties of fiber Raman amplifiers is developed, which can be applied to calculate the polarization dependent Raman gain.

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  • 研究了DBF发射波束阵列中固态功率放大器SSPA非线性引起调波束的影响。

    This paper investigates the effects of intermodulation(IM) beams produced by the nonlinear behavior of solid-state power amplifiers(SSPA) on the DBF transmiting multiple-beam array.

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  • 为了在不损失效率条件下降低功率放大器非线性失真现在广泛采用了线性化技术

    Linearizeation technology is now widely used in order to reduce the power amplifier nonlinear distortion without loss of efficiency.

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  • 利用非线性量子光学效应量子(QW)、量子点(QD)半导体放大器(SOA)中得到了光。

    Slow and fast light in quantum-well (QW) and quantum-dot (QD) semiconductor optical amplifiers (SOAs) using nonlinear quantum optical effects are presented.

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  • 基于模型编写了圆柱腔回旋自谐振放大器单模波束互作用计算程序,并麻省理工学院实验进行了非线性模拟

    Based on the model, a code of nonlinear beam-wave interaction in the CARM amplifier has been made. We use this code to simulate the experiment achieved in Mashachusetts Institute of Technology (MIT).

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  • 开关功率放大器优势具有高效率,但是由于其本身固有非线性,开关功率放大器失真通常大于传统的线性放大器

    The advantage of the switching amplifier is the high efficiency, but the distortion is still bigger than the linear amplifier because of the switching working and it's non-linear.

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  • 根据功放实测AM-AM、AM-PM特性,采用时域分析方法应用非线性理论数字信号处理技术,分析了宽带数字调制信号激励下的射频功率放大器非线性失真特性。

    The method is based on AM-AM?AM-PM characteristics of a nonlinear power amplifier and application of band -pass nonlinearity theory and digital signal processing techniques.

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  • 这种缓存器光纤延迟线波导开关非线性半导体放大器构成

    It is composed by fiber delay lines, an optical waveguide switching array and a nonlinear semiconductor optical amplifier.

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  • 功率放大器具有非线性特性因此设计高效率线性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.

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  • 功率放大器具有非线性特性因此设计高效率线性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.

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