doa_cs_ty_dj

说明：  频谱感知，生成采样频率，进行能量检测，采用matlab算法(Spectrum sensing, generation of sampling frequency, energy detection, using matlab algorithm)

说明：  数字信号处理，设计数字滤波器，利用MATLAB语言仿真实现(Digital Signal Processing, Design of Digital Filter and Realization by MATLAB Simulation)

说明：  opnet与matlab联调的步骤，过程详细，使用方便(Steps of OPNET and MATLAB debugging, detailed process, easy to use)

基于EMD分解的去噪算法以及HHT变换的各种用途(EMD decomposition based on denoising algorithm and HHT transform for a variety of purposes)

FreeModbus_Slave-Master-RTT-STM32-master V1.6

RTCM协议说明文档，介绍RTCM协议详细内容，帧结构。(rtcm frame )

OFDM simulation system use different modulation technique such as M-PSK M-QAM user can select that type . the program use image to be transmitted in QI mapped ,signal affected by AWGN and Fading on channel be for received

说明：  可见光通信经典的dco ofdm 和aco ofdm，加高斯白噪声信道，可以使用的。(The classic DCO OFDM and ACO OFDM in visible light communication, with Gaussian white noise channel, can be used.)

功率谱密度的估计算法，simulink实现，现代信号处理第三章仿真实现。(Power spectral density estimation algorithm, simulink realization of modern signal processing Chapter Simulation.)

说明：  QPSK调制信号通过高斯信道后输出BERvsSNR图像(QPSK modulated signal through Gaussian channel)