ParticleFilter

杨建国老师的通讯原理课件，第三章模拟信号的调制与解调，主要讲述信号产生与调制，射频特性，解调，MSK、GMSK、PSK、QPSK、BPSK、QAM等原理(Yang Jianguo teacher communication principles of courseware, the third chapter of the analog signal modulation and demodulation, and focuses on the signal generation and modulation, the RF characteristics, demodulation, MSK, GMSK, PSK, QPSK, as BPSK, QAM and other principles of)

通过c语言编程实现can通信中的数码管驱动问题。经过实验验证，该代码完全可行(C language programming through the digital communication can drive problems. Experimental results show that the code entirely feasible)

说明：  matlab实现的信道指标计算求误码率低的信道(Calculation of channel index realized by MATLAB to find the channel with low bit error rate)

生成2KHz和8KHz的混合信号,使该信号通过上述滤波器,观察滤波前后的波形变化和频谱分布情况, 在改信号中加入高斯白噪声,(The mixed signal of 2KHz and 8KHz is generated so that the signal passes the above filter, the waveform change and spectrum distribution before and after filtering are observed, and Gao Si white noise is added to the modified signal.)

说明：  对ofdm不同cp长度下系统性能的分析(Performance analysis of OFDM systems with different CP lengths)

对OFDM进行 基于导频序列的同步的仿真，帧同步，符号同步及载波同步(OFDM based on pilot sequence simulation synchronization, frame synchronization, symbol synchronization and carrier synchronization)

iEEE 601 标准 信道编码相关 卫星通信(the standard channel iEEE 601 encoding related satellite communications)

说明：  该资源为应用GNUradio工具，对USRP的开发，主要实现了频谱感知，以及根据频谱感知的结果进行ofdm通信的功能(This resource is the development of USRP using gnuradio tool. It mainly realizes the function of spectrum sensing and OFDM communication according to the result of spectrum sensing)

simulink model for QPSK Rayleigh channel

说明：  resource allocation in cognitive radio