window signal
英 [ˈwɪndəʊ ˈsɪɡnəl]
美 [ˈwɪndoʊ ˈsɪɡnəl]
网络 窗信号; 触发脉冲信号
双语例句
- In this paper, a second-order characteristic window approach to blind signal separation based on short-time stationarity of speech signals is proposed.
利用语音信号的短时平稳特性，提出了一种二阶特征窗语音盲分离方法。 - In these methods, we use the optimum Wiener filtering and Window filtering deconvolution technique to process the background conductivity signal.
包括了最佳维纳滤波反褶积与窗函数滤波反褶积对于背景电导率信号还原的处理方法。 - Endogenous bFGF in Brain Ischemia: Its Expression Modulation and Exogenous bFGF: Its Optimal Administration Time Window Its Signal Transduction
内源性bFGF在缺血性脑组织中的表达和调控及外源性bFGF的应用时间窗口和信号转导机制 - In this paper, choice of window function is discussed and analyzed, and practical signal's feature of joint time and frequence is revealed by means of Short Time Fourier Transform.
文中用短时傅立叶变换分析实测的引信多普勒信号，讨论分析过程中窗函数的选择，并从联合时频域提取了引信多普勒信号的特征。 - I filtered the signal with the noise including different frequencies by the highpass filter with the function of Kaiser window, researched the result the signal filtered influenced to the nature of energy spectrum.
采用基于Kaiser窗口函数的有限长冲击响应高通滤波器，对叠加有各种低频噪声的信号进行滤波，研究滤波对能谱特征的影响。 - The Quasi-Synchronous Window and Its Application in the Measurement of Signal Distortion with High Accuracy
准同步窗及其在高精度失真度测量中的应用 - The technique of quasi-synchronous window and its application in signal distortion measurement are introduced in this paper.
主要介绍了准同步窗方法及其在失真度测量中的应用情况。 - The compression algorithm with varying window length in light of the local stationarity of the Doppler signal and the compression ratio is proposed.
提出了根据系统压缩倍数的要求及信号的局部平稳性，选择STFT时间窗长度的可变窗长的频域压缩算法，并得到其简化的二窗法频域压缩算法。 - The related technical problems, the dynamic measuring stability of the instrument and the setting of the sampling window directly effecting the signal trueness are discussed.
讨论了有关的测试技术问题，特别对仪器动态测试稳定性问题进行了讨论，还对直接影响信号真实度的采样窗口设定问题进行了讨论。 - This method includes the following steps: 1. Obtain time polynomial of signal using cross correlation in a time-space window, the polynomial determining the phase times of signal on all traces;
此法的第一步是在信号时-空窗内用多道互相关确定信号时间多项式，此多项式决定了各道的信号相位时间； - The quartz window and signal synchronization system were set on a two-stroke spark ignition engine, and a set of shearing-interferometry and high speed photography experimental equipment which is suitable for studying combustion was established successfully.
在一台二冲程火花点火发动机上设置石英窗和信号同步系统，建立了适合高速摄影的激光剪切干涉测量装置。 - By analysing typical window functions, the auther finds out a new window function ── Trapezium window function, which fits linear FM signal time weight-ing.
在分析典型窗函数的基础上，笔者提出了一种适合于线性调频信号加权的新型窗函数&梯形窗函数。 - The paper proposes an improved double sliding window algorithm to detect burst signal based on the feature of preamble sequence.
在双滑动窗口算法实现突发通信信号检测的基础上，利用前导码的特征对该算法进行改进。 - Modulation domain provides a new window for signal analysis, and Modulation Domain Analysis based on it has recently become more and more necessarily in many fields, because of its ability for complex signal analysis.
调制域为人们提供了一个新的分析信号的窗口，而在此基础上发展起来的调制域分析技术作为一种全新的复杂信号分析技术，在很多领域中已经越来越重要。 - The traditional unilateral threshold is replaced by the window threshold in signal discrimination, which solves the module's design difficulty in extra-large-signal processing, and thus the rate of error-trigger and error-discrimination is much reduced.
在信号甄别的过程中，用窗函数代替传统的单边甄别阈，解决了甄别电路处理超大信号的难题，大大降低了系统的误触发和误甄别率。 - The method uses hardware PLL ( Phase-Locked Loop) to synchronize the sampling window and the measured signal cycle exactly.
采用PLL（锁相环）来实现采样窗口与被测信号周期的同步。 - Meanwhile, through the comparison of kinds of complexity measures, it can be found that C0 complexity and approximate entropy ( ApEn) have the weakest sensitivity to window length, so it can be used for signal analysis of short length data.
同时，通过比较各种复杂度指标发现，C0复杂度和近似熵对采样长度的敏感性最弱，适用于短数据量的信号分析。 - The virtual panel and display window of the digital voice signal spectrometer is built up by using the flexible data processing function and powerful programmability of PC.
利用PC机强大灵活的数据处理及编程能力，构造了语音频谱分析仪的虚拟面板和显示视窗。 - A time window matched related method is adopted in the signal processing to eliminate range ambiguity and expand the selections of signal parameters.
信号的处理采用了时间窗匹配相关处理，消除了距离模糊并扩展了信号参数的可选择范围。 - With the basic unfocussed compression method, a fixed width rectangle window in time domain was used to process the azimuth chirp signal with a moving average and all of these were completed only using complex addition.
方位向非聚焦压缩的原始方法是采用一个固定宽度的时域矩形窗对方位向所形成的线性调频信号进行滑动滤波，使用简单的加法操作完成方位向非聚焦压缩。 - Firstly, a new correlation analysis method was proposed based on calculating the variance of data in sliding window, which could effectively evaluate signal fluctuation similarity of combustion characteristic frequency range.
提出了一种基于滑动窗方差的信号相关性分析方法，可以有效分析热工信号在燃烧特征频段上的波动相似性。 - Then the Hanning window is used to smooth the signal, and reduce the noise of the signal.
接着利用Hanning窗来平滑，减少了调整后音频信号的噪音。 - In addition, the thesis proposed a novel thought of applying the online silding window ICA algorithm to the signal envelope detection.
并提出了将滑动窗在线ICA算法应用于信号包络检测的新思路。 - The basic idea of STFT transform, as the method of the early time-frequency analysis, is to make window processing of the signal in order to let a short signal be seen as a smooth signal; then analyse the results by adopting Fourier transform.
STFT变换属于早期的时频分析方法，它的基本思想是首先将信号进行加窗处理，加窗处理后的每一小段信号可以看成是平稳信号，然后再用Fourier变换进行处理分析。 - By adding a Tukey-Hanning window, which can make the sidelobe dissolved and eliminate the certain high frequency interference and leakage, with the correction and reduction on the basis of add Tukey-Hanning window, we can get high precision track frequency shift signal parameters.
通过加汉宁窗，能够使旁瓣互相抵消，消除一定的高频干扰和漏能，在加汉宁窗的基础上进行校正还原，得到高精度的轨道移频信号参数。 - By analysis the principle of wavelet, wavelet transform has a variable time-frequency window, the output signal filtering without delay and so on.
通过对小波变换原理的分析，小波变换具有时频可变窗，信号滤波无输出延时等特点。 - In the preprocessing stage, we add window and detect endpoint to the speech signal before framing, then we denoise the signal with the denoising model.
在预处理阶段的分帧加窗及端点检测之前，先用去噪模型去噪。 - Research has revealed that the choice of applicable width of window function is more important than choice of type for time-frequency signal.
有研究表明，对于时变信号，选取合适的窗函数宽度比选择窗函数类型更为重要。 - Thus, a smooth signal and a transient signal use transform window with different length can be determined. A normal voice signal, in general, contains some silence, the quiet part can reach 60% ratio in the two-way conversation.
正常语音信号中，一般包含有静音部分，在双向交谈中静音部分能达到60%的比例。 - Then, the window functions are discussed, and one kind window combination is constructed according to the signal itself requirements. And it combines the advantage of the extremum continuation to improve the method of the inhibition endpoint effect.
随后，对窗函数进行了讨论，根据信号本身的要求，构造出不同的窗的结合体，并与极值点延拓方法的优势之处结合，对抑制端点方法进行了改进。