signal impulse

Injecting impulse current at the terminal of power cable into the hybrid transmission line to be detected and conducting multi-resolution analysis of injected sampling signal by wavelet analysis, the position of modular maximum point of sampling signal is obtained.

向待测混合线路的电缆端注入脉冲电流，利用小波分析对注入的采样信号进行多分辨分析，得到模极大值点的位置。

Application of Impulse Ultra Wide Signal Band in the Through Wall Radar

冲激超宽带信号在穿墙雷达中的应用

The impulse noise is removed using the modified median filtering, while signal pixels hold their gray value and are left unprocessed.

而信号点则保留其灰度值不予处理。

On the basis of wavelet analysis a three-dimensional time-frequency pattern to characterize partial discharge ( PD) impulse signal is upbuilt which comprehensively shows three basic features of PD impulse signals: time component, frequency component and distribution of discharging energy.

根据小波理论建立了表征局部放电脉冲信号的三维时频谱图，该三维谱图综合反映了局放脉冲信号的3个基本特征：时间分量、频率分量和放电能量的分布。

We treated the chemical sensor as a linear time-invariant ( LTI) system, and equations were established to simulate the response curves caused by an impulse signal of analyte concentration.

另外把化学传感器看成一个线性定常（linear time-invariant，LTI）系统，建立方程模拟其在单位浓度脉冲信号作用下的响应曲线，模拟结果与实际响应曲线有较好的一致性。

Its response characteristic for impulse signal is deduced.

推导了谐振延迟线型无源无线声表面波传感器对激励信号的响应特性，建立了相关的实验系统。

The Impulse Effect of Dirac Function in Signal Processing

Dirac函数在信号处理中的冲激效应

The RF signal may be a FM telephone signal, a FM television signal or an impulse radar signal.

干扰信号可以是调频电话信号、调频电视信号或脉冲雷达信号。

Then, according to the mathmatical description to UWB impulse response in literatures, three kinds of UWB signal modeling are studied, such as LFM 、 impulse 、 carrier-free coded waveforms, supposing the target scattering center distribution is given.

根据文献对UWB雷达目标冲击响应的数学近似描述，在目标散射中心分布设定的条件下，研究了线性调频、相位编码和冲击脉冲三类常用超宽带雷达信号的目标回波建模。

The sampled accelerator are composed of accelerator signal, background noise, impulse accelerator.

所采样列车的加速度主要为加速度信号 、 背景噪声、振动 、 冲动等信号叠加而成.