gsm_security

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)

这是一个短信报警的小程序，它通过ADO操作读取发送的短信号码和内容，自动发送短信并产生日志(This is a message warning of a small program that reads through the ADO operation number and content of messages sent automatically send text messages and generate the log)

说明：  频分复用信号的生成以及演示，与英文工具书匹配，很好用！(FDM signal generation)

说明：  matlab基础入门，适合新手学习matlab基础操作与功能(Introduction to matlab)

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.)

信号的捕获(直接序列扩频系统的matlab仿真实现，包括M,GOLD序列生成，信道建模，噪声，扩频，解扩)(Signal capture (direct sequence spread spectrum system simulation matlab implementation, including M, GOLD sequence generation, channel modeling, noise, spreading, despreading))

16QAM调制与解调的全过程，能够观察眼图、星座图、误码率等，方便研究运用16QAM调制解调的系统的性能(16QAM modulation and demodulation of the entire process, be able to observe the eye diagram, constellation diagram, error rates, facilitate the study of the use of 16QAM modulation and demodulation of the system s performance)

optisystem下相位调制的演示及解调演示(PM Demodulation Demonstrate under optisystem)

对NOMA下行链路的用户和信道功率分配的优化(Energy-Efficient Resource Allocation for Downlink Non-Orthogonal Multiple Access (NOMA) Network)

qpsk突发调制，完美实现qpsk，使用方便，简介，完美运行(qpsk burst modulation, the perfect realization of qpsk, easy to use, Profile, perfect running)