3gwireless

PERFORMANCE OF M-QAM OVER GENERALIZED MOBILE FADING CHANNELS USING MRC DIVERSITY

说明：  使用MATLAB实现CDMA系统的RAKE接收机，并给出了合并后的系统性能。并给出将数字调制改成QPSK时修改后的程序。(RAKE receiver for CDMA system)

C#串口，以太网通信代码,很详细的代码。可以使用(C# serial and Ethernet communication code, very detailed code. You can use)

说明：  主动锁模光纤激光器，利用强度调制器在腔内产生周期性的损耗调制，产生了超短脉冲。(Active mode-locked fiber)

极化码matlab仿真程序,包含各种译码方法（sc译码,scl译码，crc校验scl译码）(matlab simulation of polar codes)

滤波器输入和输出的相干函数与互不相干函数的比较。(Filter input and output of the coherence function with separate function comparison.)

IEC 60870-5-101 通信规约英文版规范(IEC 60870-5-101-2003 Telecontrol equipment and systems Part 5-101 Transmission protocols)

实现16QAM完整的调制解调系统，包括基带信号串并转换，星座图映射，升抽样成形滤波，升采样半带滤波，数字上变频，功放的多项式非线性效应，加性高斯白噪声信道，接收端下变频，降采样，匹配滤波，绘制接收端星座图。(16QAM modulation and demodulation realize the complete system, including the baseband signal string and conversion, constellation mapping, sampling shaping filter liter, half liter sampling with filtering, digital up-conversion, amplifier polynomial nonlinear effects, additive white gaussian noise channel, the receiver end down-conversion, down-sampling, matched filtering, draw the receiver constellation.)

利用MMSE预编码方法求解MIMO系统和速率(MMSE precoding method for a MIMO system and rate)

OFDM信道估计和均衡的仿真程序，包括MMSE、LS、ZF等方法(OFDM channel estimation and balanced simulation program, including the MMSE, LS, ZF and other methods)