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PWM
- 采样控制理论中有一个重要结论：冲量相等而形状不同的窄脉冲加在具有惯性的环节上时，其效果基本相同。PWM控制技术就是以该结论为理论基础，对半导体开关器件的导通和关断进行控制，使输出端得到一系列幅值相等而宽度不相等的脉冲，用这些脉冲来代替正弦波或其他所需要的波形。 对不了解PWM的开发人员很有帮助。-Sampling control theory have an important conclusion: the same impulse and different shapes of the
cxssjlbpp
- 车辆信号的震动信号的滤波、幅值以及能量分析，信号是利用测试台采集回来的。-Vehicle vibration signal filtering signals, amplitude and energy analysis, the signal is the use of test collection back.
fre
- vhdl语言对信号的频率进行计算，可以精确到1hz，输入幅值为1v-vhdl language to calculate the frequency of the signal can be accurate to 1hz, input amplitude for the 1v
Question4_6
- 可视化编程 在C语言环境下 实现一圆沿着正弦曲线运动 随着幅值的增加 改变大小 变换颜色-Visual programming in C language environment to achieve a circular motion along a sine curve with the increase in amplitude changes in the size of the color change
EVMv1.0
- 信号幅值归一化EVM信号计算,输入信号为无失真参考I/Q信号和观测到的失真I/Q信号-signal magnitude normalization EVM compensate calculation
colorDopplerimaging
- 对于彩色超声成像中的幅值和相位的提取中，考虑到中心频率会随着深度下移的现象，对其下移程度进行了研究。-For color Doppler imaging in the amplitude and phase extraction, taking into account the depth of the center frequency will be down with the phenomenon, the extent of its downward studied.
HA
- 电机的谐波分析程序，可以计算出谐波的幅值及所占的比例。-Motor harmonic analysis program can calculate the amplitude and harmonic proportion.
PCL
- 潮流计算是研究电力系统稳态运行情况的一种基本电气计算，常规潮流计算的任务是根据给定的运行条件和网路结构确定整个系统的运行状态，如各母线上的电压（幅值及相角）、网络中的功率分布以及功率损耗等。潮流计算的结果是电力系统稳定计算和故障分析的基础。-load flow calculation
dqtransform
- 对频率、幅值可变的正弦信号进行dq变换的Matlab仿真-Variable-amplitude variable- frequency sinusoidal signals dq transformation
1
- 波形幅值与最大值最小值的测量，可测量正弦波等波形-Wave amplitude and maximum minimum value measurement, measurable sine wave etc waveform
AD9851
- 基于msp430，dds，ad9851的波形发生器，可产生正弦波，方波，频率幅值可调，12864显示，完整版-Based msp430 dds ad9851 of the waveform generator can produce sine, square wave, frequency, amplitude adjustable, 12864 show, the full version
fft
- 利用fft求取一个信号的各次谐波的幅值和相角-Fft to strike a signal amplitude of each harmonic and phase angle
PulseAndTransitionM
- 对波形的测量和分析，主要包括瞬态特性测量、脉冲测量、周平均值和测量方根测量、幅值和电平测量-Measurement and analysis of waveforms, including transient characteristics measurement, pulse measurement, and measurement of the average weekly root measurement, amplitude and level measurement
advanced-harmonic-wavelet-packet
- 自己编的改进谐波小波包实现程序，实现了信号经过谐波小波包变换后幅值不变，适合于机械故障特征提取-The own series improved harmonic wavelet packet achieve signal amplitude unchanged after harmonic wavelet packet transform, for mechanical fault feature extraction
PCF8591-1602-LCD-display-the-voltage
- 51单片机，AD/DC芯片采用pcf8591 对输入波形的幅值用1602显示，电压已校准。-51 microcontroller, AD/DC chip voltage calibrated pcf8591 of the amplitude of the input waveform display in 1602.
DPLL_REASERCH
- 本课题研制了一种宽频带的数字锁相放大器，可以完成自动增益和相位 可调整，最长积分时间为100s，适合于频率从10Hz到10kHz，幅值从100nV 到10mV的微弱正弦信号检测。测量结果表明，当采样点数N大于8192时， -This project developed a wideband digital lock-in amplifier, can be completed automatically adjustable gain and phase, the longes
fftt
- 应用MATLAB的FFT谐波分析计算文件，可以显示17次以下谐波含量和幅值(MATLAB harmonic analysis using FFT computing documents, you can display 17 times the following harmonic content and amplitude)
分析计算电网谐波，得出基波和高次谐波的值
- 单相半波整流电路谐波分析，可以计算谐波的幅值，谐波含量并画图(Single-phase half-wave rectifier circuit harmonic analysis, harmonic amplitude can be calculated, harmonic content and drawing)
画包络谱和幅值谱的matlab程序
- 基于傅里叶变换，实现了包络谱和幅值谱分析。(Based on Fourier transform, envelope spectrum and amplitude spectrum analysis are realized.)
MATLAB_EMG_ACTIVATION_CACLU
- 实现肌电信号激活程度的计算、幅值计算以及包络线的生成(The calculation of EMG activation degree, amplitude calculation and envelope generation are realized.)