• 进行致动时域特性测试控制系统安装调试

    The testing of time domain property for the actuator, the installation and debugging for the controlling system were completed.

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  • 音频分析广泛用于测量各类音频系统的时域特性特性失真特性等。

    Audio analysis is widely used to measure time domain, frequency domain and distortion characteristics of various audio system.

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  • 本文使用相关系数脉冲宽度拉伸两个重要的参数超宽带天线天线阵列进行时域特性评估。

    The time domain characteristics were studied both the UWB antennas and array proposed in this thesis with correlation factor and the pulse width stretch ratio (SR).

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  • 然后研究非线性裂纹转子弯曲振动特性,给出了进入周期分叉裂纹转子时域特性特性

    The bending vibration characteristic of a nonlinear cracked rotor is then analyzed. The time frequency characteristics of a cracked rotor after entering double cycle bifurcation are introduced.

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  • 波形分析仪重要信号测量仪器之一可以对信号时域特性、频特性以及相关特性作高精度分析

    Waveform analyzer is one of the most important signal measuring instruments, which can accurately analyze the characteristics of the signal in time-domain and frequency-domain.

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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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  • 分析红外目标图像时域特性以及小目标、噪声背景不同特点提出一种时空结合的红外小目标检测算法。

    The temporal domain characteristic of the infrared image and different features of small targets, noise and background were analyzed in this paper.

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  • 方法根据噪声时域特性分为结构性噪声结构性噪声两类它们统计检验功效造成影响文中分别进行了讨论。

    The fMRI noise is classified into structured and unstructured noise by their temporal characteristics, and their impacts to efficiency of statistical tests are discussed separately.

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  • 采用基于等离子体物理模型时域有限差分方法模拟金属薄膜成像特性采用薄膜传输矩阵方法计算了金属薄膜对倏逝波分量的放大作用。

    The property of the near field subwavelength imaging in a metal thin-film structure is investigated using finite difference time domain method based on Drude model.

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  • 函数具有时域和频域良好局部化特性的函数,理论上可以用于次谐波检测

    The wavelet function is such a function which possesses good localization characteristics, so theoretically it can be applied to the detection of non-integer harmonics.

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  • 该文讨论傅氏变换中的二个时域积分特性求解频谱函数中的应用方法,并举例予以说明。

    This paper discusses the application methods on solving frequency function and sets examples, in the two integral characters of time domain on Fourier conversion.

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  • 采用全面最小二乘法识别扬声器系统时域函数全套系数从而测出扬声器系统的低频特性参数。

    It adopts the total least square method (TLS) to identify the complete coefficient set of the loudspeaker in time domain, thus measures low frequency characteristic of loudspeaker.

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  • 首先简要介绍了气象雷达雷达方程、气象雷达探测气象目标的基本原理、气象目标回波时域特性气象回波信号的模拟方法

    Firstly, we introduce the radar equation of weather radar, the basic principles of detection weather targets, the time and frequency domain properties of weather radar echo and its simulation methods.

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  • 本文分析时域平均对光电信号进行滤波处理激光绝对法校准振动传感器特性中的应用。

    In this paper, the time domain average meth od is used to extract the interfere signal in calibrating the phase character of vibration sensor by laser interferometer.

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  • 根据波导间相互耦合映像原理采用时域有限差分法分析了器件传输特性

    The optical propagation properties of the device have been demonstrated by finite difference time domain method according to the waveguides directional coupling and self-imaging principle.

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  • 小波变换具有好的时域局部化特性,它非稳态振动特征信号提供了很好的分析手段

    Wavelet transformation possesses excellent properties of time-frequency localization and thus provides an effective means for analyzing signals characterized by unstable vibration.

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  • 激光器单模速率方程出发利用数值方法研究了不同增益开关状态下输出光脉冲时域特性

    With numerical calculation from single mode rate equation of semiconductor laser, the output pulse parameters in time and frequency domains are investigated under different gain switching conditions.

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  • 高斯脉冲干扰,微带线感应电压、电流的时域特性入射角度而变化

    When the incident wave is Gauss pulse, the response characteristics at ports both time and frequency domain varies with incident angles.

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  • 本文时域分析了类正交脉冲波形特性

    The performance of the orthogonal pulse waveforms is also analyzed in time domain and frequency domain.

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  • 应用时域有限差分(FDTD)方法分析甚低频电离层波导中的传播特性

    The propagation characteristic of the VLF in the earth-ionosphere waveguide is analyzed by applying the FDTD method.

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  • 本文介绍表面浮标、中间物体组成综合海洋缆系统动力学特性的二时域分析方法。

    A two-dimensional time domain met hod is presented for the analysis of dynamic behaviour of the ocean cable system in wind, wave and current.

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  • 信号处理模块分析噪声记录频谱特性时域统计特性

    The radiated noise can be analyzed and its spectrum can be recorded by signal processing cell.

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  • 利用FDTD(时域有限差分)方法多根未加载线天线以及加载的细线天线瞬态响应特性进行了数值模拟

    FDTD method was used to numerically simulate the transient radiating and scattering characteristics of thin wire antennas and linearly loaded thin wire antennas.

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  • 通过时域角度分析,考察控制系统稳定性过渡响应特性,从而设计LQG控制器

    On time-domain and frequency-domain aspects, steady and transient performances of the control system were considered to designing the LQG controller.

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  • 研究矢量信道时域空间信号影响,信号快衰落特性

    This paper studies the fading process of signal in the vector channel from the perspective of time domain and space domain.

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  • 利用FDTD(时域有限差分方法)多根线天线瞬态响应特性进行了数值模拟。

    FDTD (Finite Difference Time Domain) method was used to numerically simulate the transient radiating and scattering characteristics of thin wire antennas.

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  • 讨论了周期信号取样时域特性非同步取样引起截断误差频谱泄漏误差。

    The time-frequency domain sampling characteristics of periodic signal, the truncation error and the spectrum leakage error caused by asynchronous sampling are discussed in detail.

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  • 小波变换具有很好的时域域局部化特性为以非稳态振动特征的信号提供有效分析手段

    Wavelet transform possesses excellent characteristic of time frequency localization, and provides an effective measure for analysing signal causing unstable vibration.

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  • 运用理论建立结构隔震体系动力模型运动方程,着重考虑隔震体系恢复特性进行震体系时域内的地震反应程序设计

    The restoring force of the isolation system is studied, and the dynamic response program of the isolation system under earthquake excitation is drawn up in the time domain.

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  • 采用时域有限差分对比计算加载非加载单极天线时域辐射特性

    Therefore the time domain characteristics of loaded monopole antenna are calculated and analyzed using FDTD method.

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