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信号受到高斯白噪声干扰，从受扰信号中确定并显示谐波信号的频率。-Signal under white gaussian noise interference, is determined from the disturbance of signal and shows the frequency of harmonic signals.
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（使用能量重心校正法）单频率成分的离散频谱校正源程序，主要针对单一频率谐波信号的离散频谱校正，可选择加矩形窗和汉宁窗。-(Using energy correction of the center of gravity method) single-frequency components of the discrete spectrum correction source, focused on a single frequency harmonic signal discrete spect
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电压谐波信号，利用HHT和S变换分析提取其特征，获得其高频低频特性。-Voltage harmonic signals, using HHT and S-transform analysis to extract its characteristics, access to its high-frequency low-frequency characteristics.
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基于STM32的电参数测量程序,测电阻时使用555定时器，根据多谐振荡频率测得电阻值-STM32-based electrical parameters measurement procedures, the use of the 555 timer measuring resistance, according to the multi-harmonic oscillation frequency measured resistance value
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加汉宁窗差值计算谐波相角和频率特性-Hanning window harmonic phase angle difference calculation and frequency characteristics
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INFLUENCE OF HARMONICS IN POWER FACTOR CORRECTION
Ha decades, the inclusion of non-linear loads in dustrial circuits has grown considerably due to the benefits provided by it, especially in motor drives. The main feature of these charges is t
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*表示最高音
h表示高音
m表示中音
l表示低音
与其控制的音符构成音高，决定发音频率，音高的后面是音长，可以用整数或小数输入以控制时间，但中间必须用空各隔开。
乐谱文件的得最前面是一个整数，白噢是音长基数，一般为300 600 900 1200ms；乐谱文件最后世结束符 “##” ，以表示乐谱文件的结束。
程序对读入的乐谱进行翻译， 确定每个乐音的频率和声长， 每个音的音长=音长基数*节拍数，其中技术是乐谱文件的第一个字符。
由于DOS下用来发声的sound函数只能
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Gabor滤波器的原理是 其脉冲响应为一个谐波函数（即下式中的余弦函数）和一个高斯函数的乘积。根据信号与系统理论，时频域的卷积和乘积互为傅里叶变换。Gabor滤波器的傅里叶变换为谐波和高斯函数各自傅里叶变换的卷积-The principle of the Gabor filter is a harmonic of its impulse response function (i.e., the cosine function in the formula) and the product of
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计算分析变频器网侧LCL选取，以及谐波分析，频率特性。-Computational analysis grid side inverter LCL selection, as well as harmonic analysis, frequency characteristics.
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Pisarenko 谐波分解算法源码,可用于对信号进行频率估计。-Pisarenko harmonic decomposition algorithm source code, can be used to estimate the frequency of the signal.
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This model demonstrates a DC-AC converter.
3 leg Mosfet operated inverter is constructed .
Can be used to demonstrate the relationship of input DC, output voltage, modulation index , filter selection and switching frequency.
3rd harmonic inject
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谐波小波的时域波形图，以及频谱图，和仿真实例-Harmonic wavelet time-domain waveforms and frequency spectrum, and simulation
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Intermodulation or intermodulation distortion (IMD) is the amplitude modulation of signals containing two or more different frequencies in a system with nonlinearities. The intermodulation between each frequency component will form additional signals
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一个对数据进行频域分析的MATLAB程序，可以输出谐波幅值和相角-One pair of data in the frequency domain analysis of MATLAB program that can output harmonic amplitude and phase angle
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We demonstrate a new approach to CARS spectroscopy by effi ciently syn- thesizing synchronized narrow-bandwidth (less than 10 cm− 1) pump and Stokes pulses (frequency diff erence continuously tunable upto ～3000 cm− 1) based on spec
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基于小波变换和 HHT 的分布式并网系统谐波检测方法。
该方法利用小波变换多分辨率分析思想对信号进行划分，并对划分后的信号进行经验模态分解，得到一系列的经验模态函数IMF，并从 IMF分量中提取出基波分量和高次谐波；再对IMF分量进行Hilbert 变换得到信号的频率、幅值信息。-Wavelet transform and HHT based distributed systems and network harmonic detection method.
The method use
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introductory look at what type of vibrations we might be dealing with when attempting to harvest ambient kinetic energy. The simplest type of vibration that could possibly occur, would be with a harmonic one, with a single frequency component at a co
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该程序主要基于对信号的处理，主要功能是实现振动合成，振动合成模块，该模块分为两个部分：频率相同的简谐振动的合成、同一直线上不同频率的两个简谐振动的合成。-The program is mainly based on the signal processing, the main function is to achieve the synthesis of vibration, vibration synthesis module, which is divided into two parts
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非线性负荷对线路谐波的影响，可分析各个频率成分的含量-Influence of nonlinear harmonic load on the line, it can analyze the content of each frequency component
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该程序实现对频率为20Hz和200Hz的单频叠加谐波信号进行低通滤波，输出仅有20Hz分量。-This program can do the low-pass filter on a single frequency superimposed harmonic signal with 20Hz and 200Hz and output only 20Hz components.
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