搜索资源列表
ataninfpga.rar
- 基于FPGA的快速反正切运算实现方法可以用于解调的相位计算,Fast FPGA-based computing arctangent demodulation method can be used to calculate the phase
source-code-of-brushless-motor
- 无刷电机驱动器源代码。基于无传感器方案的无刷电机启动器。核心是换向角度检测：即电机反电势波形数据处理，经过衰减滤波，取出过零相位。应为低速反电势波形dB过小，波形扰动太大，本程序还不能稳定处理10Hz以下的换向计算。,Brushless motor driver source code. Program based on the sensorless brushless motor starter. Is the core to the point of view for detection:
PhaseNoise.rar
- 小数分频技术解决了锁相环频率合成器中的频率分辨率和转换时间的矛盾, 但是却引入了严重的相位噪声, 传统的相位补偿方法由于对Aö D 等数字器件的要求很高并具有滞后性实现难度较大。$2 调制器对噪声具有整形的功 能, 因而将多阶的$2 调制器用于小数分频合成器中可以很好地解决他的相位噪声的问题, 大大促进了小数分频技术的 发展和应用。文章最后给出了在GHz 量级上实现的这种新型小数分频合成器的应用电路, 并测得良好的相噪性能。,Fractional-N technology to s
FFT_IFFT.rar
- （1）求出两维单色数字图象的傅立叶变换以及逆变换，除对比图象效果外，还要给出以中心点作为原点图象显示方式的傅立叶变换的频谱、相位谱，并验证两维傅立叶变换的性质。 （2）傅立叶变换后，计算图象能量谱的分布范围：画出包含图象能量92.0％，94.6％, 96.4, 98.0％ 以及99.5％ 的圆圈区域。,(1) obtained two-dimensional monochrome digital image of the Fourier transform and inverse transf
jianbo.rar
- 运用CORDIC算法完成对矢量信号模值及相位信息的运算,The use of CORDIC algorithm for completion of the vector signal value and the phase mode of operation information
cf_dpsk.rar
- 用VHDl语言写的一个DPSK的调制和解调程序，该程序可以实现相对相位调制解调。可以运行在xilinx ISE 或者是QuartusII下。 ,VHDl written in a language with DPSK modulation and demodulation process, the program can be achieved relative phase modulation and demodulation. Can be run on xilinx ISE or Qua
SNAPHU.rar
- 用于相位的解缠处理，通过相位解缠，获得展开图,For the phase unwrapping processing, through the phase unwrapping, access to Expand Map
C51-phasic-detector
- C51 实现的相位检测，带PROTEUS仿真-C51 implementation phase detection, with PROTEUS simulation
DDS
- VHDL实现谐波检测信号发生的DDS. 同时发出正弦波，三角波，正弦波2倍频后的方波。波形频率相位可调。-VHDL implementation of harmonic detection signal of the DDS. Also issued a sine wave, triangle wave, sine wave, after square-wave frequency 2. Phase adjustable frequency waveform.
Roman-3
- 采用罗曼Ⅲ型编码方式且以字母K，利用MATLAB语言制作了一个迂回相位编码的傅立叶变换全息图。-Ⅲ type encoding using Roman letters and with K, the use of MATLAB language created a detour phase encoding of Fourier transform holograms.
fft
- matlab下均匀分布自相关函数、正态分布自相关函数、随机信号自相关函数、随机相位信号自相关函数及其分别的功率谱密度图形。-matlab autocorrelation function under the uniform distribution, normal distribution, the autocorrelation function, autocorrelation function of random signals, the autocorrelation function
qxwfft
- 基于STM32的全相位FFT相位差测量系统，很好的论文，值得大家参考-Stm32 based on the phase by phase fft measurement system, a good paper, it is worth everybody
msk.rar
- MSK调制算法，包括了附加相位的算法和一系列的波形图,MSK modulation algorithm, including an additional phase of the algorithm
phaseunwraping.rar
- 2维相位解包裹算法，c++程序，需要进行相位恢复计算的可以参考一下,2D phase unwraping
SOQPSK-MUQPSK
- 实现通信系统中常用的调制方式，包括卫星常用的恒包络调制：SOQPSK和MUQPSK。以及连续相位调制PCM-FM和常见的BPSK和QPSK。-Commonly used in communications systems modulation, including satellite commonly used constant envelope modulation: SOQPSK and MUQPSK. And continuous phase modulation PCM-FM and t
papr
- 相位法峰平比降低技术,包括NEWMAN法和优化法,给出了降低之后的结果.-Phase-based method PAPR reduction techniques, including NEWMAN method and optimization method is given to reduce after the results.
etna_dat
- 意大利Etna火山InSAR实测的SLC数据，即两幅天线的SAR复图像，mat格式，可以用MATLAB直接读取后进行图像配准、相位滤波、解缠绕等步骤。-Etna volcano, Italy measured the SLC InSAR data, that is, two antenna SAR complex image, mat format, can be read directly after the MATLAB image registration, phase filtering
testcode
- 实现了目前相位解缠的各种主流算法，并附带了详细的文档说明~-Implementation of the current phase unwrapping algorithm all the mainstream, and comes with detailed documentation of ~
Carrier_Trace
- 包括载波跟踪和伪码相位跟踪，用Matlab实现直接序列扩频信号的跟踪程序。-Including pseudo-code tracking and carrier phase tracking using Matlab implementation of direct sequence spread spectrum signal tracking procedures.
Visualizing
- Matlab实现平面阵列、圆环阵列、直线阵列的三维可视化指向性，包括三维幅值和三维相位。-Matlab realization of planar arrays, ring arrays, linear arrays of three-dimensional visualization of directional, including three-dimensional amplitude and three-dimensional phase.