harmonic signal meaning in English
谐波信号 有余弦实部和相同频率的正弦虚部组合的复数信号
Examples
- On the characteristic of harmonic signal wavelet transform
简谐信号的小波变换特性 - Generalization regression neural network method for detecting weak harmonic signal under background of noisy chaos
基于噪声和混沌振子的微弱信号检测 - Dsp - based monitoring of electric parameters and analysis of ac harmonic signal of power network of high - power device
大功率设备电网的电力参数监测及交流谐波分析 - Based on these conditions , this thesis describes the methods for the blind source separation of noisy harmonic signals from rotating machine when the underlying system is underdetermined ( i . e . separation of n sources from m mixtures , when m < n )
本论文主要以“滚动轴承-转子”系统为对象,研究存在噪声情况下,当测试传感器的数量少于信号源的数量(欠确定)时,旋转机械振动信号的盲源分离问题。 - First of all , by establishing the observation model of complex harmonic signal and complex linear chirp signal respectively under the co - jamming of additive and multiply noise , the paper constructed cyclic moment detectors of different orders , deduced snr expression of the detector through theoretic analysis , discussed the relation of detector performance and noise statistical characteristic . the curve of detection performance is obtained through monte carlo simulation test , proving the related conclusion derived
首先，论文分别以加性和乘性噪声联合干扰下的复谐波信号和复线性调频信号为观测模型，构造了基于不同阶次的循环矩检测统计量，从理论上推导出了检测器的信噪比表达式，分析了检测器性能与噪声统计特性的关系，通过monte - carlo仿真试验得到了检测性能的曲线，验证了推导的有关结论。