▍1. Haar小波变换
说明: harr小波变换,源码及仿真,很好用,初学者可用(Harr wavelet transform, available for beginners)
说明: harr小波变换,源码及仿真,很好用,初学者可用(Harr wavelet transform, available for beginners)
说明: In this paper, a new direction-of-arrival (DOA) estimation method based on multiple Toeplitz matrices reconstruction is proposed for coherent narrow band signals with a uniform linear array (ULA).(Even in the case of a low signal-to-noise ratio and low snapshot number with half the array aperture reduced, the new method provides good performance on estimation and resolution.)
说明: 使用wifi信号进行人体定位追踪,里面有AOA和TOF的计算能够准确计算人体位置(Using WiFi signal to locate and track human body.The calculation with AOA and TOF can accurately calculate the position of human body)
重点研究了全数字QAM接收机中的两个关键技术——符号同步和信道盲均衡。研究Gardner定时误差检测算法,盲均衡方面,重点研究了CMA及其改进算法,采用MMA算法和DD-LMS算法联合均衡 (Focuses on the all-digital QAM receiver in the two key technologies- the symbol synchronization and channel blind equalization. Research Gardner timing error detection algorithm, blind equalization, the focus of the CMA and its improved algorithm, using the MMA algorithm and the DD-LMS algorithm for joint equalization)
说明: 利用pluto设备实现qpsk调制与解调,simulink代码文件。(Use pluto equipment to realize qpsk modulation and demodulation, simulink code file.)
说明: FM解调的simulink文件,输入的信号为音频信号。(Simulink file for FM demodulation)
说明: 利用pluto设备实现fm调制与解调,simulink代码文件(Use pluto equipment to realize fm modulation and demodulation, simulink code file)
2fsk调制基于SIMULINK仿真模型 实现了误码率和频谱的仿真 (2FSKtiaozhijiyu simulink fangzhenmoxing shixianlewumlhepinpude fangzhen)
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.)
说明: 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.)
QPSK平台上的载波频偏经典估计算法实现,和估计出来之后进行补偿然后解调,统计误码率(QPSK frequency offset error data MSE SNR)
说明: MIMO多信道系统的matlab代码,可完整运行(MIMO multi-channel system matlab code, can run completely)
单模光纤中相干接收QPSK信号应用了CMA算法的简单DSP示例,自带vpa仿真数据。(A simple DSP example of CMA algorithm is used to receive QPSK signals coherently in single-mode optical fibers, with VPA simulation data.)
说明: 单模光纤中相干接收QPSK信号应用了CMA算法的简单DSP示例,自带vpa仿真数据。(A simple DSP example of CMA algorithm is used to receive QPSK signals coherently in single-mode optical fibers, with VPA simulation data.)
LDPC最小和译码算法,c语言实现,适合初学者(Minimum and LDPC decoding algorithm, c language, suitable for beginners)
无线光通信中的几种常见调试方式的误码率性能(the performance of bit error rate of some modulation schemes in wireless optical communication)
分别上传了多天线系统中的SISO,SIMO,MISO以及MIMO模型仿真程序,对比了不同模型的容量。还有最优算法与最大范数算法的误码率比较程序。很实用!(Upload four system model,SISO SIMO MISO and MIMO,respectively.And compare their capacity.In addition,a BER program is also uploaded based on optimal algorithm and maximum norms)