在数字信号谱分析中，加权处理是提高谱分辨率的重要方法。
The weighted method is an important method of enhancing resolution in digital signal spectrum analyses.
研究了一种利用信号谱相关特性对周期平稳通信信号进行时差估计的方法。
This paper studies the TDOA estimation method using the characteristics of cycle stationary communication signal.
本文提出在宽带相关噪声中，提取窄带信号谱分量的一种高分辨率谱分析方法。
In this paper, a high resolution technique for detecting the presence of frequency components of a narrow-band signal in the broad-band correlated noise is examined.
本文以卷积为工具给出了正弦交流斩波信号谱结构的普适结果，这对滤波器的设计有指导意义。
This article shows the universal result of the frequency structure, which is connected with the chopped signal of the sine wave by convolution, this has guidance meaning to filter design.
在天气回波信号谱宽固定的情况下，通过改变天气回波信号的平均多普勒频率，分析了回归滤波器对它的衰减情况。
Fixing the spectrum width of the weather echo signals, we change theirs mean Doppler frequency and filter them using regression filter. After filtering, we analyze the attenuation of them.
传统语音信号谱特征的提取是基于FFT 的能谱分析方法，在噪音环境情况下，对噪音的频谱成分与语音信号的频谱成分的处理采用“平均主义”的原则。
Traditional speech signal processing is based on FFT power spectral analysis, in noisy condition, the spectrum of noise and speech signal are processed in the same way.
方法利用低密度脂蛋白作用人血管内皮细胞系ecv304，通过基因芯片分析人信号传导相关蛋白的表达谱。
Methods Microarray analysis on human signal transduction associated proteins was applied to profile changes in gene expression of human ECV304 endothelial cells induced by low density lipoprotein.
上式表明：功率型信号的自相关函数与其功率谱密度函数构成傅立叶变换对。
Meaning: The self-correlation function and power spectrum density Function of a power-typed signal compose a FT pair.
在拥挤的高频频段，可用的连续带宽比较窄，基于连续谱信号体制的高频雷达的生存能力受到严重威胁。
In the highly crowded HF band, available continuous bandwidth is very narrow, this threaten the viability of HF radar based on the continuous spectra signal system seriously.
在变切削参数的加工工况下，通过对振动信号的采集和频域处理，发现采用单一的自功率谱方法难以有效检测出刀片破损。
Through collecting vibration signal and analyzing it in the frequency domain in the condition of changing parameter cutting, a single self power spectrum is hard to detect tool breakage effectively.
通过测量车辆的振动加速度响应信号获取路面谱的方法具有很好的实用性。
The method of getting road response spectrum by measuring vehicle vibration acceleration response signals is practicable.
着重介绍了矢量信号处理模块的硬件设计以及互谱算法的软件实现。
The paper focuses on the hardware design of vector signal processing module and the software realization of cross'spectral algorithm.
文中主要描述了信号功率谱的计算和实现方法。
The methods of computation and realization of signal power spectral density are mainly discussed.
实验结果表明，该法是分析处理具有时变谱特性的非平稳信号的一种有效方法。
Experiments show that the technique is effective for processing unstable signals of time-variation spectra.
若上述正实条件仅在某些频带上满足，则FXLMS算法的收敛将依赖于参考信号功率谱密度的分布。
But if above positive real condition is satisfied only within some frequency range, the convergence of FXLMS algorithm is dependent on the spreading of power spectral density of the reference signal.
物理含义：能量信号的自相关函数与能量谱密度函数构成傅立叶变换对。
Physical meaning: the self-correlation function and the energy spectrum density function compose a Fourier transform pair.
一些不同的数字调制信号有着相同或相近的功率谱密度，但它们的谱相关函数却有明显区别。
Different types of digitally modulated signals that have similar, if not identical, power spectral density functions can have highly distinct spectral correlation functions.
提出了利用三次样条插值法，处理BOC调制信号相关谱主峰及副峰的数据，以提高相位测量精度的算法。
A method using cubic-spline interpolation to process correlation peaks was proposed to improve the precision of BOC-modulated signal PN code phase measurement.
增加激光光源谱宽和减少信号带宽可以有效地提高载噪比。
Increasing spectrum linewidths of laser sources and reducing bandwidths of signals can enhance CNR effectively.
本文阐述了基于虚拟仪器技术和数据采集卡开发核能谱信号采集与处理系统的过程。
The process of designing nuclear spectrometry signal acquisition and processing system based on virtual instrument technology is showed in this article.
本文介绍了用广谱信号源作为发射装置进行机柜屏蔽效能测试的原理和方法。
This article introduced a method to measure the shielding effectiveness of metallic case using a wide band signal source.
其二是利用两两毗邻的记录道来估计信号功率谱。
Estimate the signal power spectrum from recorded traces in neighbouring pairs.
文中还应用该仿真模型对具有不同参数的UWB信号功率谱进行了仿真，验证仿真模型的可行性。
Then the power spectral densities of UWB signals with difference parameters are simulated by the simulation model, and the feasibility of the model is validated.
引入了最佳修正短时对数谱估计，能在信号存在的不确定性下最小化语音信号对数谱的均方误差。
We introduce an optimally-modified log spectral amplitude estimator, which minimizes the mean-square error of the log spectra for speech signals under signal presence uncertainty.
为了从有附加噪声的观测数据中估计信号的谱，噪声的先验知识总是要应用的。
In order to estimate the spectrum of the signal from the observed data with additive noise, the prior Knowledge of the noise is always used.
进而还可以得到信号的边际谱。
进而还可以得到信号的边际谱。
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