OFDM

实现使用music算法进行频率估计，并绘图(Achieve the use of music algorithm for frequency estimation, and graphics)

说明：  GPS信号模拟软件，模拟GPS设备向串口输出0183格式标准语句，配合串口虚拟工具使用，可以在普通电脑上调试(GPS signal simulation software, which simulates GPS equipment to output 0183 standard statements to serial port, can be debugged on ordinary computer with serial virtual tools.)

绘制了24课GPS卫星围绕地球旋转的动态图(A dynamic map of the rotation of GPS satellites around the Earth in lesson 24 has been drawn.)

DS-CDMA系统的,直扩通信系统里基于不同扩频码不同，系统的误码率比较。其中基于多相正交序列的误码率最低。(DS-CDMA system)

说明：  pi/4-dqpsk-1的verilog工程，实现电脑与FPGA自发自收(pi/4-dqpsk-1,It can realize the self receiving of computer and FPGA)

EtherNet/IP Socket Interface(This publication describes the socket interface that you can use to program MSG instructions to communicate between a Logix5000 controller via an EtherNet/IP module and Ethernet devices that do not support the EtherNet/IP application protocol, such as bar code scanners,RFID readers,or other standard Ethernet devices.)

Turbo编码16QAM在AWGN信道中的性能Turboo码份量码为[1,17/15],码率为1/2,采用随机交织器 (Turbo coded 16QAM in AWGN channel performance Turboo code amount of code [1, 17/15], the rate 1/2, using a random interleaver)

dqpsk的完整調製解調，采用costas載波同步(DQPSK complete modulation and demodulation, using Costas carrier synchronization)

Micro SCADA setting for iec60870-5-101

利用MATLAB/simulink实现4ASK调制(Using matlab simulink for simulation modulation 4ASk)