搜索资源列表
pinpu
- 频谱分析法测量相位差,用于在输入信号混有噪声情况下对相位进行准确测量- U9891 u8201 u5206 u7289 u6283 u7284 u5282 u5R3 u5R5 U5BF9 u76F8 u4F4
zhixiangxing
- 直线阵自然指向性仿真,先根据设定的角频率仿真单频信号A sin(ωt);再根据阵元间距、入射角度计算得各阵元相对参考阵元接收的信号的时延 τ (dsin(θ))/c。 假设等间隔N基元线阵,入射信号是平面波,那么阵元输出信号为:S_n (t) A sin(ωt+nφ);其中 φ 2πfτ 为相邻阵元接收信号间的相位差;再将基阵各元输出求和,取最大值max,就得到输出幅度;以入射角为横坐标,幅度为纵坐标作图得直线阵自然指向性。 -Linear array directivity simul
tacho2rpm
- 该程序可以实现两个键相信号之间相位差的计算,准确度高-The program can achieve the calculation of the phase difference between two key phase signals, with high accuracy
ZE可行
- 产生两路可调制波形,通过串口发送命令,选择输出的波形类型,频率,幅值,相位差(Generate two adjustable waveforms, send commands through the serial port, select the output waveform type, frequency, amplitude, phase difference)
三角函数的Verilog HDL语言实现
- 以Actel FPGA作为控制核心,通过自然采样法比较1个三角载波和3个相位差为1 200的正弦波,利用Verilog HDL语言实现死区时间可调的SPWM全数字算法,并在Fushion StartKit开发板上实现SPWM全数字算法。(With Actel FPGA as the control core, between 1 and 3 triangular carrier phase difference of 1200 sine wave by natural sampling, rea
输出比较模式测试实验
- 本实验将实现如下功能:通过定时器的输出比较模式,在PC6~PC9,输出4路PWM,每路PWM频率为500Hz,占空比为50%,每一路PWM相位差为45°(This experiment will realize the following functions: through the timer output comparison mode, in PC6~PC9, output 4 way PWM, each PWM frequency is 500Hz, duty cycle is 50%,
L476-SPWM
- 实现全桥逆变的单片机控制部分,可以通过按键调节频率(30hz-100hz),也可以在半桥逆变输出模式下调节相位差(The realization of full bridge inverter control part of the microcontroller, you can adjust the frequency by the button (30hz-100hz), you can also adjust the phase difference in the half bridge
CORDIC算法分析
- 基于FPGA的高精度相位差测量算法实现 - (Implementation of high precision phase difference measurement algorithm based on FPGA)
8.10_SUCESS
- 实现50HZ三相正弦波功能,采用DSPIC30F4011单片机,三相相位差差120度(50HZ three-phase sine wave function, using DSPIC30F4011 microcontroller, three-phase phase difference of 120 degrees)
RTKlib关于高精度GPS动态定位函数与处理过程整理
- 精密GPS动态测量采用载波相位差分技术,其标准测量模式为,一台GPS接收机置于已知点,作为基准站来进行静态测量,另一台GPS接收机置于载体上,作为流动站来进行动态测量。两台接收机同步观测相同的卫星,然后将两台GPS接收机的观测值进行组合处理,就可以获得流动站相对于基准站的坐标和速度。本文主要介绍用RTKLIB 实现精密动态定位的过程,该过程包括观测文件和导航文件的读取、基准站位置的计算、流动站位置的求解、运行结果的输出,下面将分块讨论。(Precision GPS dynamic measure
XiangWeiChaFa
- 利用两段信号的相对差,对非整周期采用信号的频谱进行幅值和相位的校正。(The amplitude and phase of the signal spectrum are corrected by using the relative difference of the two segment signals.)
单站无源定位技术研究与实现
- 提出了改进的结合相位差变化率和多普勒频率变化率的单站无源定位算法。该算法克服了相位差变化率法中对目标运动状态和运动高度的限制及多普勒频率变化率法中波达角变化率信息获得困难,对算法实用性的限制,将两种算法的优点有机结合起来,降低了系统对定位系统前端接收机的设计难度,从而为该算法的硬件实现打下了良好的基础,最后使用迭代扩展卡尔曼滤波算法0Er,.v)对定位结果进行了处理,提高了估计的精度。(An improved single station without phase difference rat
TMS320F28035_PHASE_DIFFERENCE
- 采用相关法在TMS320F28035上实现计算两个信号相位差(use correlation method to calculate the phase difference of two signals on TMS320f28035)
xiang wei hu xiang guan
- matlab利用互相关求解相位,编写的小程序,周期函数(Matlab uses cross correlation to solve phase, and write small program, periodic function)
测量相位
- 测量相位差,能测量四个信号通道之间,两两信号通道之间的相位差。(Measurement of phase difference)
STM32 的4路互补pwm
- 使用keil5编写的STM32输出四路互补的PWM,适配正点原子的mini版,同样是为电赛逆变系统做的准备。通过定时器的输出比较模式,在PC6~PC9,输出4路PWM,每路PWM频率为500Hz,占空比为50%,每一路PWM相位差为45°(The STM32 output four complementary PWM, which is written in keil5, is suitable for the mini version of the positive point atom, w
VPI documents
- VPI中基于demzm调制器微波光子直接检测两个射频信号的相位差(In VPI, the phase difference between two rf signals is detected directly based on the demzm modulator microwave photonics.)
Harmonic measurement
- 基于相位差检测法的谐波快速测量,内含程序源码以及相关论文(A fast harmonic measurement based on phase difference detection method, which contains program source code and related papers.)
INSAR
- 合成孔径雷达干涉测量技术(INSAR,Interferometric Synthetic Aperture Radar;简称:干涉雷达测量)是以同一地区的两张SAR图像为基本处理数据,通过求取两幅SAR图像的相位差,获取干涉图像,然后经相位解缠,从干涉条纹中获取地形高程数据的空间对地观测新技术。(INSAR (Interferometric Synthetic Aperture Radar) is a new technology of space-to-Earth observation, i
计算相位
- 本程序labview2013版本,利用相关性计算两个信号的相位差