simu_gps

c#编写的蓝牙通讯程序源码。能够通过蓝牙实现程序的收发(c# program source code written in Bluetooth communication. Procedures can be achieved through the Bluetooth transceiver)

这是基于MIMO-OFDM的对CFO进行估计的源程序，对分析此同步算法有着非常重要的作用。(This is based on the source of the MIMO-OFDM of the CFO estimation, on the analysis of this synchronization algorithm has a very important role.)

信号进入信道，经过高斯噪声的干扰，经过QPSK调制以后的时延 (The signal enters the channel, after the interference of the Gaussian noise after a delay after the QPSK modulation)

this folder contains VIs related to USRP.

说明：  数字信号处理，利用matlab语言仿真，对信号进行滤波。(Digital signal processing, using MATLAB language simulation to filter the signal)

ofdm系统基于LS和LMS信道估计的SER性能仿真对比。(ofdm system based on LS and LMS Channel Estimation SER Performance Comparison.)

2x2，4x4MIMO的误码率性能仿真，比较了ML,ZF,MMSE,ZF-SIC,MMSE-SIC在4QAM和16QAM下的性能曲线(The BER performance of 2x2 and 4x4MIMO is simulated, and the performance curves of ML, ZF, MMSE, ZF-SIC, and MMSE-SIC under 4QAM and 16QAM are compared)

说明：  传输ofdm数据，采用了简单的多径信道，实现水下通信，整体程序还可以，可以参考参考(In order to transmit OFDM data, a simple multi-path channel is used to realize underwater communication. The overall program can also be used for reference)

基于OFDM的多准则下认知无线电资源分配问题的研究,认知无线电资源分配(Cognitive radio resource allocation problem of OFDM multi-criteria research, cognitive radio resource allocation)

通过2FSK通信系统综合设计实验，加强对2FSK调制器与解调器的通信技术电路理解，学会查寻资料、方案比较，以及设计计算环节。学会对所学基本理论知识的综合运用；掌握使用Multisim软件的操作方法(Through the comprehensive design experiment of 2FSK communication system, we need to enhance the understanding of the communication technology of 2FSK modulator and demodulator, learn to search for data, compare schemes, and design calculation links. Learn the comprehensive application of basic theoretical knowledge and master the operation method of using Multisim software)