仿真了不同距离下的多径信道衰落模型v_distence

HARQ技术研究，以喷泉码为研究对象，结合LDPC纠错码而研究的。(HARQ technology research to fountain codes for the study, and research combined with LDPC error correction code.)

说明：  ofdm system 1. applyOFDMChannel 2. calculateOFDMBER 3. generateOFDMSignal 4. getOFDMPreambleAndPilot 5. OFDMReceiver 6. OFDMSynchronizationExample 7. OFDMTransmitter 8. processOFDMScopes 9. receiveOFDMSignal

是用于OFDM系统， 能有效地降低系统地PAPR，同时可利用伪随机序列来结合PTS减少计算地复杂性和冗余(Be suitable for OFDM system to reduce the PAPR. and to combine with the m sequence to reduce the complexity of PTS algorithm.)

Matlab产生M-psk信号,用SVM实现对M-psk星座图的非线性决策边界,使用训练后的模型对测试数据进行预测(Realization of nonlinear decision boundary for M-psk constellation using SVM)

南京工程学院通信专业现代交换技术期末考试总结(Nanjing Institute of Communications professional modern switching technology final exam summary.)

BP neural network function fitting and pattern recognition, Can be widely used in data analysis and forecast data, Simulation of the effect is very good.

瑞利多径衰落信道仿真，jakes模型，有图(rayleigh fading)

BD预编码 基于完整信道信息的MIMO预编码仿真(failed to translate)

仿真对数正态阴影衰落和仿真了一个BPSK通信系统，并与AWGN信道下的理论误码率结果进行了比较(Log-normal Shadowing PL model;Simulate a BPSK communication system, comparing simulated with theoretical BER results under AWGN channel)

QPSK开环载波同步技术研究 频偏估计算法(Open-loop carrier synchronization QPSK Research Frequency Offset Estimation Algorithm)