差信号的英文
difference signal
例句与用法
更多例句： 上一页 - In this scheme , the speech residual signal is synthesized directly using magnitude spectrum and phase track where there are continuous changes for pitch between frames , while the speech residual signal is synthesized using phase intergradations with a burst of the pitch
在该方案中,当帧间的基音周期连续变化时,语音残差信号由幅度谱和相位轨迹直接合成,而当基音周期发生跳变时,则利用相位过渡过程合成语音残差信号。 - Based on mono - pulse radar system and the analysis of terrain echoes , a geometrical model of air to ground ranging is constituted . by using the signals received from the sum and difference channels of terrain follow radar , a group of the expressions for terrain echoes are educed and characteristics of these echoes are obtained . according to the characteristics of the echoes , the theory and method of pass zero detection of difference channel and its applications are discussed in detail
针对一维单脉冲雷达体制，分析了地形目标回波特性；建立了地形跟随雷达空地测距的几何关系；利用雷达收发信号，导出了地形跟随雷达和差接收通道的回波信号表达式，进行了波形仿真，得到了地形跟随雷达的地面散射产生回波在时域中的特性；根据和差回波特性，阐述了差信号过零点检测测距的原理和方法及工程实践中的应用，并给出了真实雷达对外辐射试验的结果，验证了文中的仿真。 - While motion artifact is caused by non - regular shiver of patient . given enough time delayed , motion artifact signal have poor or even no self - corelation . so do the other sort of interaction noise . thus these two category of signal may be distinguished by there characteristic of self - correlation , and the noise may be eliminated
运动伪差,一般都是由被测对象不自觉地或不受控地抖动引起,因而只要时间足够长,运动伪差信号在时间上相关性极弱或先后不相关;同样,其他的高低频干扰如高频电刀的干扰亦是如此。 - The signal - to - noise ratio of the nondestructive testing system employing optical heterodyne and ultrasonic techniques is analyzed and calculated from two aspects including phase matching of optical heterodyne measurement in nondestructive testing and the effects of beam incidence on the intensity of heterodyne signal and signal beam
对光外差超声无损探伤系统的信噪比从两个方面入手进行了计算分析:第一,光外差测量在无损探伤中的相位匹配;第二,光束入射角对信号光光强和外差信号强度的影响。 - The methods above have been simulated using emtp and matlab , and the simulation results indicate that , ( 1 ) in the fault location method based on wavelet reconstruction , the influences of reflected waves from tee joints or resistance discontinuities except the fault point can be eliminated when the current difference between faulty phase and sound phase is used in fault location
本文利用emtp和matlab程序对上述方法进行了数值仿真，结果表明： ( 1 )在本文所提出的基于小波重构的电缆故障测距方法中，利用健全相和故障相的电流差信号进行故障定位，能消除故障点之外其他阻抗不匹配点的反射波的影响。
