Many common multimedia signal processing, including cropping, filtering, and perceptual coding, make watermark signal fading-like modification.
许多通常的多媒体信号处理，如剪切、滤波、感知编码等，引起了水印信号衰落状的偏倚。
A simple method of digital filtering which applies to processing linear, continuous and slow changing signal is introduced.
介绍了一种处理被测信号为线性、连续、缓慢变化的较为简单的数字滤波方法。
Multirate Signal Processing: Filtering, Decimation, Polyphase, Perfect Reconstruction and Aliasing Removal.
多速率信号处理：滤波、抽样、多相位、完整重建和去混叠。
A mathematic model is built after analyzing various kinds of digital filtering and processing the signal of sensor.
然后分析了各种数字滤波方法的特点，针对传感器信号的特点进行处理，并建立了数学模型。
The bandwidth of target signal after stretch processing and narrowband filtering, the data sample ratio and computing burden are reduced greatly and the method is easy for engineering implementation.
经拉伸处理和窄带滤波的目标信号带宽大大降低，数据采样率也大大降低，因此计算量减小，利于工程实现。
As nonlinear filtering for digital signals processing, morphology filter is able to identify the features of fringe and shape of the signal.
形态滤波为数字信号处理提供了一种新的非线性滤波方式，它可以有效地提取出信号的边缘轮廓以及信号的形状特征。
It introduces the method of wavelet transformation applied in the acoustic wave signal processing and how to use this method to implement the function of filtering the waves.
讨论了在声波信号处理中所使用的小波变换方法，以及用这种方法所实现的滤波功能。
From the theory of Fourier optics, the principle and the manufacture of spatial matched filtering and the processing of input signal will be discussed.
从付里叶光学理论出发，描述空间匹配滤波器的原理、制作，以及输入信号的处理。
The course, result and engineering implement of processing this kind signal by matching filtering are given.
给出此类信号经匹配滤波压缩处理的过程、结果及工程实现。
The basic theory of IF signal processing, such as sample theory, quartered demodulating technology, filtering, draw-off and interpolating theory is discussed.
然后介绍了数字化中频处理中的采样理论、正交混频解调、滤波抽取等基础理论。
Signal processing schemes described in this paper are double correlated sampling, dual slope integration and switched exponential filtering.
文中分析了三种抑制噪声的方法，相关双采样法、双斜积分法、开关指数滤波法。
Experimental results have shown that our scheme is robust to common signal processing attacks including filtering, MP3 compression and noise addition.
实验结果表明本文算法对于常见的信号处理攻击包括滤波、MP3压缩和添加噪声具有很好的健壮性。
The device also include many function such as automatic tracing filtering, processing of signal, output of result and etc.
该仪器实现信号跟踪滤波，信号自动处理，结果自动输出等功能。
Experiment indicates that it is feasible to apply wavelet transform to the signal processing in radiation temperature measuring and filtering is satisfactory.
论文通过实验证明将小波变换技术应用于辐射测温技术的信号处理是可行的，并且取得了很好的滤波效果。
Signal processing and method application have been researched on the deconvolution filtering, signal composition and background conductivity computing.
从反褶积滤波、信号合成、背景电导率计算等方面探讨了信号处理的原理和方法应用。
In this paper, the signal processing methods are introduced to improve the effect of display by regarding surface vectors as discrete vector signals and implementing low-pass filtering on them.
本部分研究通过把表面法矢量视为离散矢量信号，引入信号处理中滤波器的方法来平滑表面法矢量。
This direct conversion receiver can eliminate the need for intermediate frequency (IF) signal processing, as well as the corresponding requirements for image filtering and IF filtering.
这种直接转换接收器能够免除进行中频(IF)滤波的需要。
The measured data show that the cascade filtering of CIC and ISOP is suitable for signal processing in seismic exploration.
实测数据表明，CIC与IS O P滤波器级联适用于地震勘探信号处理。
A real time processing system based on a digital signal processor is described in this paper, and the signal frequency of vortex flowmeter is computed by means of an adaptive notch filtering method.
本文介绍了以数字信号处理器(dsp)为核心的实时处理系统，采用自适应陷波方法计算涡街流量计信号的频率。
A real time processing system based on a digital signal processor is described in this paper, and the signal frequency of vortex flowmeter is computed by means of an adaptive notch filtering method.
本文介绍了以数字信号处理器(dsp)为核心的实时处理系统，采用自适应陷波方法计算涡街流量计信号的频率。
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