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DDS-based-waveform-generator
- 基于AD9851的波形发生器，可以频率步进，源代码在原文附录-Based on the AD9851 waveform generator, frequency step can be the source code in the original Appendix
heterodyne_unwrap
- 包含用于条纹图像的旋转滤波、四步相移法程序和多频外差算法程序，用于光栅投影法的三维重建-Contains filter fringe image rotation, four-step phase shift method procedures and multi-frequency heterodyne algorithm for three-dimensional reconstruction of the grating projection
pmp
- 针对simulation中单频四步相移图像IM0-3及IMR0-3图像们进行四步相移测量的程序 refphase1是对参考面的测量并接缠绕得到相位角 solvephase是对测量物体的测量并得到相位角后，进行处理回复面形-For simulation of single-frequency four-step phase shift image IM0-3 and IMR0-3 images have conducted four step phase shift measu
lcd
- 利用LCD显示频率，按键控制步进0.1M-Using the LCD display frequency, key control step 0.1M
Signal-Generator
- STC89C52控制DDS信号发生器程序 Keil uVision3；AD9850方波正弦波信号发生，频率，幅度可步进调节，详见设计报告（03年电子设计大赛题目）-STC89C52 control DDS signal generator Keil uVision3 AD9850 square wave sine wave signal generator, frequency, amplitude can step adjustment, as detailed design report
StepMoto
- 这是使用stm32f100r8t6 开发的二相四线步进电机的驱动程序。 使用方法：（1）想要调用InitStepMotor()初始化端口等 （2）然后调用StartStepMotor() 设置步进电机方向和步数 （3）最后频率性的调用StepMotorGo()即可，当然此频率就是步进电机的频率。-This is done using stm32f100r8t6 developed two-phase four-wire stepper motor driver. How to use
FM
- FM接收机，包括小信号放大，混频，中放，鉴频，低放等各个步骤 -The FM receiver, including small signal amplifier, mixer, put, frequency, low put every step
ACT_EXP
- 线性控制系统时域和频域性能指标计算，并绘制波特图与单位阶跃响应曲线-Linear control systems time and frequency domain performance computing, and draw Bode plots and unit step response curve
Filter
- 本设计利用了数字信号处理的知识,基于MATLAB的GUI平台,实现了IIR与FIR各类滤波器的设计,能够绘制各种滤波器的幅频特性曲线,相频特性曲线,零极点图,冲激响应,阶跃响应等。-This design utilizes the knowledge of digital signal processing based on MATLAB GUI platform, the IIR and FIR filter design all kinds can draw a variety of fil
lc72131
- 基于Keil51平台编写的LC72131+CS1000的收音机控制程序，接收频率88Mhz到108MHz，步进100Khz。由于各个收音头不尽相同，初始化和控制并不一定合用，但其中的LC72131的读写却可以作为参考。-Keil51 prepared based on the platform LC72131+ CS1000 radio control procedures, to receive the frequency of 88Mhz to 108MHz, step 100Khz. As
filter
- 根据 零中频正交解调原理 ，设计并制作 一个 双端口网络频率特性测试 仪，包 括幅频特性 和相频特性制作 一个 正交 扫频信号源 。 （1）频率范围为 1MHz ~40 MHz ，频率稳定度 ≤10 -4；频率可设 置，最小置单位 100kHz 。 （2）正交信号相位 差误差 的绝对值 ≤5， 幅度平衡误差 的绝对值 ≤5 。 （3）信号 电压的 峰值 ≥1V ，幅度平坦 度≤5 。 （4）可扫频 输出 ，扫频 范围及频率步进 值可设置，最小范围及频率步进 值可设置，最小100k
009
- 可以实现相参频率步进变换的脉冲信号的模糊函数，有结果和图-Coherent frequency step can transform pulse signal ambiguity function, outcome and Figure
BackProjection
- SAR雷达BP算法 his function performs a basic Backprojection operation. The following fields need to be populated: data.Nfft:Size of the FFT to form the range profile data.deltaF:Step size of frequency data (Hz) data.minF:Vector containing
uhd-master
- This paper investigates the Wiener and least mean square (LMS) algorithms in the design of traversal tap delay line filters for the purpose of compensating the effect of the communication channel. The designed equalizers remove the distortion
@fotf
- 关于分数阶系统的一些函数 1.分数阶定义和显示函数 fotf.m display.m 2.分数阶对象连接函数 mtimes.m plus.m feedback.m uminus.m drdivide.m mpower.m simple.m 3.分数阶范数 norm.m 4.分数阶频率分析函数 bode.m nyquist.m 5.分数阶时域特性函数 step.m lsim.m 6.分数阶高阶函数 high_order.m-Fractional systems on s
AVR128aAD9833Signal-Generator
- 源码实现了通过AD9833产生方波，正弦波，三角波信号的功能，源码的另外一个主要的功能是频率可调节，频率调节的步进是0.1Hz,可以产生从20HZ到34KHZ的正弦波信号，信号的幅度保持恒定-Source achieved by AD9833 generates a square wave, sine wave, triangle wave signal functions, the source of another major feature is the adjustable freque
ADSP1
- (1) Design a Mini-max lowpass FIR filter such that Filter length = 19, Sampling frequency fs = 3000Hz, Pass Band 0~675Hz Transition band: 600~750 Hz, Weighting function: W(F) = 1 for passband, W(F) = 0.5 for stop band . Set = 0.0001 in S
DDS-Firmware
- aTmega16做的简易信号发生器，能够产生正弦波、方波、三角波、锯齿波、反向锯齿波、心电图、噪声，频率范围 0 ~ 65534Hz，还有一个高速输出口能输出1, 2, 4 ,8MHz信号 振幅0-10V，直流偏置范围-5V~5V，频率步进1, 10, 100, 1000, 10000Hz，能够保存设置。 电路由AVR最小系统、R-2R电阻网络组成的DAC电路、LM358放大电路、按键、LCD显示构成。 熔丝：HIGH = 0×59 LOW = 0xCF-aTmega1
SFW
- 用一个特定的SFW合成的距离轮廓表示不模糊距离窗内所有散射体的相对距离反射率，也就是相对于于脉冲串延时对应的绝对距离。 这个程序是关于频率步进（sfw）信号发送并且检测目标距离的算法。提供了逆傅里叶变换以及距离选通。欢迎交流-This is about SFW with a specific representation of the contour synthesis from the reflectance not to obscure the relative distance of
PRI
- In this paper, a simple single-phase grid connected photovoltaic (PV) inverter topology consisting of a boost section, a low-voltage single-phase inverter with an inductive filter, and a step-up transformer interfacing the grid is considered. Ideally