signal analysis

The functions of signal analysis include the time field Statistics analysis, the time field mutual analyzing, the frequency spectrum analyzing, the relevant analysis, the transmission function analysis, the demodulating analysis, and the short Fourier transformation of the time and frequency field etc.

系统的信号分析功能包括时域统计分析、时域相关分析、频谱分析、相干分析、传递函数分析、解调分析以及时频分析中的短时傅立叶变换等。

Study on Signal Analysis Method of Instant Vibration Testing for Soil Compactness

土密实度瞬态振动测试的分析方法研究

Through signal analysis in time and frequency domains, the vibration transmission path from brake to steering wheel is clarified. In the end a vibration control method by means of adjusting the rigidity of rubber bushing is put forward.

通过信号时域和频域分析，明确了振动从制动器到转向盘的传递途径，提出了调节橡胶弹性元件刚度的振动控制方法。

Automatic identification of the digital modulation type of a signal has found applications in many areas, including electronic warfare, surveillance and threat analysis.

信号的数字调制类型识别在电子战、电子侦察和威胁告警等领域有广泛的应用前景。

Measurements of Material's Acoustic Velocity and Attenuation by Signal Analysis

用信号分析技术检测材料的声速和衰减

Signal Analysis System Based on Matlab GUI

基于Matlab GUI的信号分析系统

Analysis and improvement on signal hysteresis of the third electrode for Ni-Cd batteries

镉镍电池组第三电极充电信号滞后分析及改进

The model includes satellite signal and interference signal, antenna array, radio frequency processing and signal processing, etc. The dissertation studies the technological data and performance of every model by theoretical analysis and simulating.

模型包括了卫星信号和干扰信号模型、天线模型、射频处理模型、信号处理模型等。通过理论分析和仿真，研究了各模型的指标和性能。

Even the famous KLR signal analysis acknowledged worldwide suffered criticism in the Subprime Mortgage Crisis.

即使是被世界公认预警效果良好的KLR信号分析法也在次贷危机的爆发中也遭受了巨大的讽刺。

Described are the techniques of ultrasonic signal analysis and real-time defect imaging of NY-101 ultrasonic imaging unit.

介绍NY-101超声成象仪中超声信号的计算机处理、缺陷图象实时显示和后处理的方法。

The classical signal analysis method is Fourier transformation, whose essence is to decompose the signal wave into many sine waves, and which also can be seen as representation of time function in frequency domain.

傅里叶（Fourier）变换是经典的信号分析方法，其实质是：把波形分解成许多不同频率的正弦波之和，可看作是时间函数在频率域上的表示。

A generalization of the Fourier transform-the fractional Fourier transform-has a powerful tool for time-varying signal analysis.

广义上的傅立叶变换,即分数维变换已成为时变信号分析的强有力工具.

Nonstationary signal processing is a branch of modern digital signal processing. Being as an effective tool of nonstationary signal processing, adaptive time-frequency analysis is rapidly developed by using time-varying parameter modeling.

非平稳随机信号分析是现代数字信号处理的一个重要分支，而基于时变参数建模的自适应时频分析是处理非平稳信号的一个有效工具。

On-line condition monitoring and signal analysis is a new developing technology that has been developed to meet the need of modern manufacture in recent decades, and it has been justified in practice as an effective technology for protecting mechanical equipment from breakdown.

在线状态监测与信号分析是近年来为适应现代化生产而发展起来的一门学科，已经被实践证明是提高机械设备运行可靠性的一个行之有效的手段。

We can combine KLR signal analysis model with FR-logistic probability model based the factor analysis to overcome the defects.

可以考虑将KLR信号分析法模型与因子分析基础上的FR-logistic概率模型综合起来利用可以克服以上提出的种种缺陷。

It produces the primary signal first to carry on the display of time domain, the display of frequency domain and frequency spectrum, and compose the observing signal; finally it carries on the correlation analysis again after the signal filtered to remove the harmonic interference signal.

首先是对原始信号进行时域波形显示，频域频谱显示，初步观察信号的组成，最后再对滤波后的信号进行相关分析，除掉谐波干扰信号。

Stepped-frequency Signal Analysis and Motion Compensation for mmW Radar

毫米波雷达阶跳频信号分析及运动补偿方法的实现

The Research of Railway Signal Analysis System Based on DSP/ BIOS

基于DSP/BIOS的轨道信号分析系统的研究

Wavelet transform ( WT) is known as the mathematical microscope about signal analysis.

小波变换（WT）被誉为分析信号的数学显微镜。

The traditional signal analysis method is Fourier analysis and it is only applied to steady and periodically signals.

传统的信号分析方法傅立叶变换只适于周期的、稳态的信号。

Collected and analyzed the data of the test footbridge model. Introduce the data collection equipments, test model and collection process, this paper expounded physical significance of FFT transform in the signal analysis process.

主要研究内容如下：1.对人行桥试验模型进行了数据的采集与分析，详细介绍了试验模型以及实验过程，并对信号分析过程中FFT变换的物理意义进行了阐述。

The system uses time-domain, frequency domain, statistical and other methods of pressure, temperature, wave signal analysis.

本系统利用时域、频域、统计等多种方法对压强，温度波信号进行分析。

A threshold function was constructed in the digital signal processing theory based on wavelet analysis. The ambient electromagnetic noise was perfectly removed.

在小波分析的基础上建立阈值函数，利用阈值滤波对测试信号进行处理，完美的消除了环境电磁噪声的干扰。

The results of analysis show that: the average probability of error for digital data communication in slow Rayleigh fading channel is less one half magnitude than the optimized threshold detection with fading signal at same mean SNR.

结果表明，在Rayleigh慢衰落信道上采用这种检测器，相对于工作此信道上的最佳固定门限检测器，在不同输入信噪比情况下，其平均误码率约有半个数量级的改善。

The characteristic analysis on bounding pulse and thready pulse of TCM based on signal processing

基于信号处理的中医洪脉与细脉的特征分析

Vibrational signal analysis of transmission shaft based on chaos fractal theory

基于混沌分形理论的传动轴振动信号分析

Finally, it designs Trust Companies growing early-warning model through outside environment index system and inter index system and applies it into E trust company to do empirical research by KLR signal analysis.

最后，本文采用KLR信号分析法，从外部环境指标体系和内部能力指标体系两个方面，设计了信托公司成长度预警模型，并将该模型应用于E信托公司进行了实证研究。

On the basis of one-knob linear regression analysis, the unified adjusting of CO_2 welding current target signal and welding voltage target signal has been realized by using hardware circuit, and welding voltage target signal can be fine adjusted.

在一元线性回归分析的基础上，应用硬件电路实现了CO2焊接电流目标信号与焊接电压目标信号的一元化调节，并且具有焊接电压目标信号的微调功能。

Conclusion The system useful in HRV signal analysis and cardiovascular research.

结论该分析系统对心率变异的研究有重要应用价值.

The auspice signal analysis about digital record

关于数字化记录中前兆信号的分析