QPSK

the file contains detection and estimation theroy codes

Decoder for ASN.1 BER DER CER encoded bytestream.

实用的例子滤波工具箱，简单，方便，易懂，容易上手学习(Practical examples of filter toolbox, simple, convenient, easy to understand, easy to learn)

该程序是基于数值分析的计算的三次样条插值和最佳平方逼近，用c做的，有注释，代码简单，希望能对您有用(The program is based on the numerical analysis of the calculated cubic spline interpolation and best square approximation, with c do, Notes, code simple, hoping to be useful for you)

小尺度模型建立仿真小尺度模型建立仿真小尺度模型建立仿真小尺度模型建立仿真(Small-scale small-scale model simulation model simulation model simulation of small-scale small-scale model simulation)

Matlab基于金字塔结构的图像处理 GUI界面，可直接使用(Matlab based on the pyramid structure of image processing GUI interface, can be directly used)

简易的基于小波变换滤波的程序及其演示程序(Simple filtering based on wavelet transform and its demo program)

代码实现了BPSK调制解调功能，包含成型滤波和硬判决模块。通过仿真出误码率曲线，并且画出理论曲线，验证了代码的正确性。(This code achieves the modulation and demodulation of BPSK.It includes the shaped filter and hard decision module.I plot the BER curve of BPSK and compared with the theoretical curve, I verify the correctness of the code.)

自己编写的闭运算，用于白噪声和窄带周期干扰的抑制(I have written closing operation for the period of white noise and narrowband interference suppression)

msk demodulation technique using OQPSK