NOMA concept

正交频分复用中当调制方式采用QDPSK时的解调程序(Orthogonal frequency division multiplexing modulation when used in QDPSK procedures at the time of demodulation)

HC6800EM3 v20原理图（电路图）(HC6800EM3 V20 schematic diagram (circuit diagram))

说明：  读取SHT20的数据发送到主控STM32F103vet6(Read data from SHT20 and send it to master STM32F103vet6)

this file talk about network

一种基于信号二阶四阶矩的信噪比估计方法，该文件中包含该方法的文章以及matlab程序。(This estimation method is based on the signal second-order signal-to-noise ratio of the fourth moment. The file contains a paper and a code.)

实现了lfm信号的仿真，可以对其频谱和时域波形进行分析，并且仿真了其模糊函数，可以分析其雷达性能。(The simulation of LFM signal is realized, and its spectrum and time domain waveform can be analyzed, and its ambiguity function can be simulated to analyze its radar performance.)

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()

说明：  FreeModbus_Slave-Master-RTT-STM32-master V1.6

提供通讯录成员的查询、增加、更新及删除等功能。(Provide contacts membership query, add, update, and delete functions.)

说明：  power allocation in NOMA