psk

用于LDPC编码译码的仿真实现。包括随机生成校验矩阵、由校验矩阵产生生成矩阵、编码、加随机噪声、译码等内容。(For LDPC codec simulation. Including randomly generated check matrix, generated by the parity check matrix generator matrix, coding, plus random noise, such as decoding.)

设计了差分编码移相键控(2DPSK)调制解调系统的工作流程图,并利用 Matlab 软件对该系统的动态进行了模拟仿真。利用仿真的结果,从基带信号的波形图可以衡量数字信号的传输质量 由系统的输入和输出波形图可以看出,仿真实验良好 。(Design of a differential phase shift keying encoding (2DPSK) modulation and demodulation system working flow chart of the system using Matlab software to simulate the dynamics simulation. Using simulation results, from the baseband signal waveform can be measured digital signal transmission quality by the system' s input and output waveforms can be seen that simulation is good.)

OFDM_cyclic_spectrum11,循环谱切片谱的一些原理性matlab代码(this is matlab code about OFDM_cyclic_spectrum)

matlab实现的fft程序，可酌情作为参考(Matlab implementation of the FFT program, as appropriate, as a reference)

说明：  基于SimuLink的数字通信链路仿真 包含QPSK及16QAM模式下的链路计算(Simulation of digital communication link based on Simulink Including link calculation in QPSK and 16QAM mode)

16QAM调制的OFDM，在限幅作用下输入输出互信息的变化情况(Mutual information of 16QAM modulated OFDM, with various clipping )

类似simulink的小程序，在网上找到的，希望对大家有用。。(Similar simulink small program, found on the Internet, we want to be useful. .)

串口或者以太网口的103规约的端口测试和规约解析软件，解压即可用。(iec103 TEST)

一种降低正交频分复用信号峰均功率比的方法--压缩扩展变换()

DOA信源数估计，采用MDL算法，可以有效估计信源数目。(DOA source number estimation using MDL algorithm)