LTE

说明：  在信号发送后，接收方需要实现位同步才能正确解码(after signal is sent, receiver need bit syn to decode correctly)

基于MATLAB平台的通信系统的仿真，RS编码，OFDM调制，加入PLC信道噪声，并进行误码率的检测，运行无误，程序完整。(MATLAB-based communications system simulation platform, RS coding, OFDM modulation, adding PLC channel noise, and make BER testing, run correctly, the program integrity.)

基于相关性分析的OFDM系统信干噪比盲估计，一种利用循环前缀进行信道计数估计，和信噪比盲估计的新方法(Correlation analysis based on OFDM system SINR blind estimation, a use of cyclic prefix for channel count estimates, and SNR estimation method of blind)

说明：  qam调制误码率比较,包含对16QAM、32QAM、128QAM的误码率分析，并作出误码率比较的仿真图。(QAM modulation bit error rate comparison, including 16QAM, 32qam, 128QAM bit error rate analysis, and make a bit error rate comparison simulation diagram.)

说明：  3. 瑞利信道中的调制解调、信道估计： (1) 请推导出单径瑞利信道中的BPSK相干解调的理论误码率性能，并画出比特信噪比与误码率的关系曲线。 (2) 在单径瑞利信道中，请设计一种时分的导引辅助的信道估计方法，用Simulink进行仿真，测量BPSK的误码率性能，画出比特信噪比与误码率的关系曲线，并与理论误码率曲线进行对比。(3. Modulation demodulation and channel estimation in Rayleigh channel: (1) deduce the theoretical bit error rate performance of BPSK coherent demodulation in single-path Rayleigh channel, and draw the relationship curve between bit signal-to-noise ratio and bit error rate. (2) in single-path Rayleigh channel, please design a time-division guidance assisted channel estimation method, Simulink simulation, measure the bit error rate performance of BPSK, draw the relationship curve between bit SNR and bit error rate, and compare with the theoretical bit error rate curve.)

说明：  TCP/IP通信截取指定IP和port的数据包(packet sniffer)

西门子GPRS 调制解调器编程参考手册，型号TC35(Siemens GPRS modem programming reference manual, model TC35)

说明：  这是SCMA和polar编码的matlab源文件(This file is the matlab source of the SCMA and polar coded)

说明：  基于梳状导频的LS信道估计算法与无信道估计算法性能对比(Performance Comparison between LS Channel Estimation Algorithm and Channelless Estimation Algorithm Based on Comb Pilot)

说明：  用matlab编写的升余弦成形滤波器的产生及画图(Generation and drawing of raised cosine shaping filter)