• 相位均衡滤波器实现方法应用数字通信系统

    The filter can find application in the digital communication system.

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  • 最小乘法均衡滤波器滤波器滤波窗口一个面积单元

    The least square method equalization filter is a kind of 2D filter; its filtering window is surface area element.

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  • 通过前后光纤长度优化使得增益均衡滤波器谱特性易于实现

    The length of two EDFs is optimized to make the transmission spectrum of gain equalization filter easy to be realized.

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  • 线性调频调制优点:不须在接收端添加均衡滤波器不须进行扩频编码

    Merits of the Linear FM are that it is not necessary to have an equalizer or the spread spectrum code modulation.

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  • 结合使用增益平坦技术条件下增益特性曲线的特点,设计了一种由三个LPG组成均衡滤波器

    Given the amplifier's gain curve without using any gain flattening techniques, the gain flattening filter consisting of three LPGs is designed.

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  • 频谱均衡滤波器高频进行绝对补偿具有较高高频提升速率可以明显提高地震勘探分辨率

    Spectrum equilibrium filter can compensate high frequency absolutely and has high compensation rate, it can improve the resolution of seismic prospecting to a great extent.

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  • 采用周期光纤光栅均衡滤波器设计光纤长周期光栅(LPG均衡光纤宽带放大器,并进行了模拟计算。

    With the equalizing filter made by long period grating(LPG), we design the flat gain spectra of EDFA.

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  • 查询表46包括预定多个均衡滤波器长度其对应不同确定估计延迟范围另一选择度量

    A lookup table 46 includes a predetermined plurality of equalizer filter lengths corresponding to different determined or estimated delay spans or another selected metric.

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  • 4例子一个优点考虑到了用户化均衡滤波器长度

    One advantage to the example of FIG. 4 is that it allows for customizing the length of an equalizer filter.

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  • 算法信道均衡匹配滤波器组成,信道均衡基于均衡准则

    It consists of a channel equalizer and code matched filter. The equalization algorithm is based on zero forcing (ZF) criterion.

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  • 提出了一种对抗信道重叠结构均衡算法可以降低系统对抗前径时对前馈滤波器长度依赖提高系统的性能降低复杂度

    Propose an overlap structure equalization algorithm for the pre-echo channel, which can weaken the dependence on feedforward equalizer, enhance the performance and reduce the complexity.

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  • 其中包括信号调制电路电光变换光检测器均衡放大器滤波器

    It is Consisted of modulation circuits, electrical optical converting, photodetector, equalizing amplifier and filter etc.

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  • 基于多级维纳滤波器提出一种输入输出系统中的降自适应均衡算法。

    Based on multistage Wiener filter, an reduced-rank adaptive equalizer for multiple input multiple output systems was proposed.

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  • 理论上详细分析了基于滤波器窄带干扰抑制技术能够克服基于FFT频域均衡缺点的主要原因此基础提出了基于自适应合并的算法。

    It is considered completely in theory why the NBI method based on filter Banks can overcome the disadvantages of FFT method, and the adaptive subband merging is presented.

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  • 神经网络作为新型优化算法可以替代自适应均衡算法中的横向滤波器数字通信系统得到了广泛应用。

    As a kind of new optimized algorithm, neural network can substitute for landscape orientation filter in adaptive equalization, and it has been widely used in digital communication system.

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  • 双工滤波器均衡衰减器采用插件式设计

    Duplex filters equalizer and attenuator all adopted plug-in design.

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  • 结果表明:变自适应判决反馈均衡前馈滤波器长度收敛一定范围内、判决延迟保持一定的情况下,反馈长度并不是越长越

    The results show that a longer feedback filter tap-length is not necessarily better when the feedforward filter tap-length converges to a certain range and the decision delay maintains a fixed value.

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  • 前置放大器均衡滤波器雪崩二极管检测器的后面以获得增益,线性信号处理噪声宽带抑制

    The avalanche photodiode detector is followed by a front-end amplifier and equalizer or filter to provide gain as well as linear signal processing and noise bandwidth redution.

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  • 着重介绍采用最小均方算法横向滤波器判决反馈均衡均衡器,讨论了HDTV采用的不同均衡方案及其均衡性能

    The emphasis is laid on the principles of LMS transversal filter, decision feedback equalizer and blind equalizer. Different equalizing schemes and their performance used in HDTV are discussed.

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  • 时延均衡与不同类型超导微带滤波器联,实现相位均衡减小相位失真改善接收机前端信号群时延特性提高通信质量

    This group-delay equalizer can follow any type of HTS microstrip filter in order to reduce phase distortion, enhance group-delay performance, and improve communication quality.

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  • 最后多通道自适应格形滤波器非线性信道进行了自适应均衡处理

    Lastly, a multichannel adaptive lattice filter is applied to the equalization of nonlinear channel.

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  • 现在使用的增益均衡主要有标准滤波器介质多层薄膜滤波器以及光纤光栅和平面光波导等。

    Common gain equalizers include standard optical filter, medium multi-layer thin film filter, fiber grating, and planar waveguide.

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  • 根据陷波滤波器均衡原理,用光无源器件耦合器修正光纤放大器增益线不平坦,并探索出一种可以方便快捷得到耦合器相关参数方法。

    Coupler is used to rectify EDFA's gain spectrum based on the principle of gain equalizing technology. A method was suggested to achieve the suitable parameters of the coupler.

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  • 利用一种均衡平行调制器和光滤波器,我们得到线性化单边带光信号

    By using an unbalanced dual parallel Mach-zehnder modulator (DPMZM) followed by optical filtering, a linearized OSSB signal is obtained.

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  • 证明紫外信道最小相位系统可以进行均衡,结果指出,只要迭代次数足够,CMA均衡输出误码率滤波器阶数、迭代长关系不是很明显。

    It is proved that UV channel is a minimum phase system and can use blind equalizer. Ber is not sensitive to the step size and tap number for CMA blind equalizer.

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  • 本文设计均衡采用时域联合处理的自适应均衡技术,其中频域均衡作为DFE前馈滤波部分,时域的反馈滤波的部分使用常规横向滤波器

    The equalization in frequency domain is the feed-forward filtering of the DFE. And the traditional transversal filter is used in the feed-back filtering in time domain.

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  • 图示均衡传统上滤波器实现

    Audio graphic equalizers are implemented by filter Banks.

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  • 内置3低切滤波器频段均衡

    Built-in 3-band EQ with low-cut filter.

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  • 完成了输出幅度均衡单片机控制流程设计,对椭圆函数低通滤波器的幅频特性进行计算机仿真整个方案中的环节进行了分析

    As the result of go though this process, I also simulate the LPF feature of amplitude-frequency by computer, and make analysis each step in the over-all scheme.

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  • 完成了输出幅度均衡单片机控制流程设计,对椭圆函数低通滤波器的幅频特性进行计算机仿真整个方案中的环节进行了分析

    As the result of go though this process, I also simulate the LPF feature of amplitude-frequency by computer, and make analysis each step in the over-all scheme.

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