The paper introduces the PLC control system in which intermediate value strain in average wave handling is carried out to simulated signal. It also affords a kind of design method of wave program of figure strain. 文章介绍了PLC控制系统中对模拟信号进行中值平均滤波处理,并给出了一种数字滤波程序的设计方法。
In case of small-amplitude motion in the intermediate range of wave frequencies for which linear character is mainly represented, classical first-order potential-theory results are known to be reasonably accurate. 对于解决中频、微幅波浪的问题,波浪主要体现的是线性特征,经典的一阶势流理论所得结果已经十分准确。
A digital receiving scheme based on quadrature mixing and high sampling density digital filtering is presented according to zero intermediate frequency ( IF) echoes characteristic of linear frequency modulated continuous wave ( LFMCW) for active seeker. 针对线性调频连续波(LFMCW)主动导引头的零中频回波特征,提出了一种基于数字正交混频和高抽取率数字滤波的数字接收方案。
This paper discusses the sampling criteria of the intermediate frequency signal in the linear frequency modulated continuous wave radar, and analyses the spectrum leakage phenomena that exist in its discrete spectrum and the features of the maximum distinguishable range that should be limited. 本文探讨了对线性调频连续波雷达的中频信号采样所需遵循的准则,分析了其离散频谱具有的频谱泄漏现象和需要限制可分辨最大作用距离的特性。
The multiple shocks, which includes the intermediate shock wave, is studied by means of a one-dimensional hybrid particle code. 本文用一维混合粒子模拟Code研究了包括中间激波在内的多重激波。
To solve the problem of frequency offset out of intermediate frequency ( IF) bandwidth for microwave and millimeter wave amplitude and phase receivers, an optimal architecture of low-IF quadrature receiver combining with double-sideband suppressed-carrier ( DSBSC) was presented. 为解决微波毫米波幅相接收机的频率偏移超过中频带宽的问题,提出了一种低中频正交接收机结合双边带抑载的优化结构。