外中耳传输函数特性曲线

常用数字调制技术，包括BPSK，OQPSK，QPSK，MSK，GMSK，QAM等的调制解调仿真程序，并且包含AWGN及衰落信道下的仿真，对学习数字调制技术有较大帮助(Commonly used digital modulation techniques, including BPSK, OQPSK, QPSK, MSK, GMSK, QAM modulation and demodulation simulation program such and includes AWGN and fading channel simulation, the study of digital modulation techniques of great help)

说明：  大气激光通信湍流效应分析与仿真 介绍了湍流介质中波传播的解析方法以及常用湍流功率谱模型，基于高斯光束在水平传输条件下的传播特性和闪烁(In this paper, statistical characteristics and formation of atmospheric turbulence is described, analytical methods and the turbulence power spectrum models for optical wave propagation through random medium are also introduced.)

降低OFDM系统峰均比的PTS算法源码，经过MATLAB仿真成功(Reduce the PAPR of OFDM system PTS algorithm source, after the success of MATLAB simulation)

现代谱估计yulewalker法，现代的谱估计方法，(PSD yulewalker method，)

Windows系统下Modbus RTU协议从站，VB.net开发，可以直接支持研华系列采集模块的源代码(Windows systems, the Modbus RTU protocol slave, VB.net developers can directly support the of Advantech series acquisition module source code)

说明：  该软件的处理类似于短时傅立叶变换（STFT），但应用了更长、更重叠的分析/合成窗口，使时频处理从根本上对混叠具有鲁棒性。这种差异与非常活跃的时频处理技术有关，例如Dirac或优化的自适应波束形成器。(The software does processing similar to the short-time Fourier transform , but applies the longer and more overlapping analysis/synthesis window to make the time-frequency processing fundamentally robust for aliasing.)

说明：  用matlab进行语音信号的采集，处理，还原，仿真数字通信的过程。(Using MATLAB to collect, process, restore and simulate the process of digital communication.)

根据流程图搭建并且仿真OFDM系统，画出输入输出的信号的星座图，计算误码率，改变抽头系数……(According to the flow chart, the OFDM system is built and simulated. The constellation diagram of the input and output signals is drawn, the bit error rate is calculated, and the tap coefficient is changed.)

OFDM系统的自适应功率和比特分配算法，实现系统资源的自适应分配（2)－原创(adaptive allocation for OFDM system)

QPSK定时同步代码，采用Gardner定时同步算法，Farrow插值算法(QPSK timing synchronization code, using Gardner timing synchronization algorithm, Farrow interpolation algorithm)