查询词典 nonuniformly

By completely analyzing the peculiarity of system errors in time-interleaved ADC system, the nonuniformly sampled signal model and comprehensive description are given.

本文的主要工作如下： 1、全面系统地分析了并行交替式ADC系统中系统误差的特性，提出了非均匀采样信号模型和完整的理论描述体系。

Numerical simulation for nonuniformly injected SOAs is an important basis for the device characterization, fabrication, and applications. We can conveniently and fleetly obtain the device characters and the effects of each design parameter through numerical simulation.

对非均匀注入SOA的数值仿真是研究其器件特性、器件制作、拓展其应用的重要基础，通过数值仿真我们可以方便快捷地获得器件的特性及各参数对其特性的影响，运用分析的结果来指导器件设计。

A signal reconstruction algorithm based on the output signal spectrum is studied, the experiment data prove that the algorithm can reconstruct the nonuniformly sampling signal, the research of this algorithm provided theory basis for its application

研究了一种基于系统输出序列频谱的滤波重构算法，通过原型电路的实际数据，证明该算法可以有效地重构非均匀采样信号，为该算法的应用提供了理论基础。

Systemic researching of these phenomena, finding the principle of them and decreasing the effections of the nonuniformly sampling with post data processing, will promote the development of the time-interleaved ADC system.

随着数字信号处理技术的发展，ADC的采样速率和精度成为各种电子系统的瓶颈，提高ADC的采样速率和精度成为学术界和仪器厂商的首要目标。

Compared to traditional nonuniformly sampling method, this method solves the problem of redundant data due to over-sampling in the whole sampling period, and eliminates the partial redundance caused by signal time-variant feature.

与传统的非均匀采样方法相比，该方法既解决了整个采样时段内由于过采样造成的数据冗余性，也消除了信号时变特征造成的局部冗余性。

Influence of the magnetic field on the microstructure of AZ91 magnesium alloy;2. The results show that the current density, magnetic field intensity and electromagnetic force in melts are distributed nonuniformly to a great extent.

应用数值方法对直流电弧炉条件下的 Maxwell 方程进行了解析，结果表明，熔体中的电流密度、电磁场强度和电磁力的分布是非常不均匀的，电弧附近的钢水中的电流密度较其它区域高出 1～2 个数量级，电磁力较其它区域高出 2～3 个数量级，该区域的电磁力对熔体搅拌起着决定性的作用，预测了钢水的流形。

Development of a 100 kV low impedance and nonuniformly lumped parameter Blumlein PFN.

kV低阻抗非均匀集中参数Blumlein脉冲形成网络的研制。

Multi-channel linear-phase nonuniform filter banks with proper sampling factors are designed which are applied to rows and columns of the input image, respectively, according to its power spectrum distribution. By this procedure, the image can be segmented nonuniformly in the frequency domain.

根据输入图像的频谱能量分布和实际应用的需要，设计具有合适采样因子的线性相位非均匀滤波器组并将其应用于对图像行、列的处理中，实现对整个图像按照频谱能量的高低进行灵活分割的过程。

In engineering and technology the following problem is often touched upon: a certain portion of a plate with finite thickness is heated on its surface, so that the heat flux along the surface is distributed nonuniformly and varying with time.

在工程技术上常遇到如下问题；一个有一定厚度的平板，在其一个表面的某个局部区域内加热，热流沿边界面非均匀分布，且随时间变化。

The classical ISAR imaging method based on FFT cannot statisfy the imaging requirements in the case of large rotating angle and nonuniformly rotating targt.

一、引言 ISAR成像的横向距离分辨是由相干处理期间目标的等效转角和波长所决定。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。