gps_simulate_demo.7z

对GNSS中的BPSK、BOC两种调制方法进行分析，从其时域表达式、功率谱密度函数表达式出发，分析其性能、对码跟踪精度的影响。(The two modulation methods of BPSK and BOC in GNSS are analyzed. From the expressions of time expressions and power spectral density functions, the performance and code tracking accuracy are analyzed.)

基于matlab的QPSK通讯系统误码率、误比特率和星座图的仿真(Simulation based on Matlab QPSK communication system bit error rate, BER, and constellation)

窗函数进行滤波，使用FIR滤波器进行操作(Window function to filter, use the FIR filter to operate)

三相同步发电机通过整流器输出交流电,供给负载发电，测量输出电压变化波形(Three phase synchronous generator output DCcurrent by rectifier,measure the output voltage waveform)

说明：  基于FPGA的DSp算法转换方法-由matlab程序转换为VHDL(FPGA-based algorithm for DSp conversion method- from the matlab program is converted to VHDL)

最新Rinex3.03格式标准；GPS行业通用标准格式；(The latest Rinex3.03 format standard; GPS industry standard format;)

根据卫星的位置和速度，求取实时卫星轨道的两行根数，即6个开普勒根数。计算结果精度很高。(The position and velocity of the satellite strike two lines of the real-time satellite orbit root number, six Kepler root number. Calculation results of high precision.)

使用矩形信号16qam通信系统蒙特卡洛仿真 (16qam communication system Monte Carlo simulation)

说明：  GPS中频信号频率和ca码搜索程序，原始数据可以在北京东方联星网站上下载(GPS IF signal frequency and ca code search procedures, raw data can be in Beijing Oriental Lianxing website)

说明：  主要介绍多尺度分散熵以及精细复合多尺度分散熵如何提取(This paper mainly introduces how to extract the fine composite multi-scale dispersion entropy)