instfreq

利用hu7个不变距提取图像特征，MATLAB编写完成的。可以用()

对于典型的数字通信系统的仿真 包含详细的说明(for typical digital communication system simulation contains a detailed note)

FFT /快速傅里叶变换的基本原理，使用Visual DSP++软件实现FFT的1024位运算，并附有matlab代码。(FFT/Fast Fourier transform of the basic principles of using Visual DSP++ software FFT of 1024 operations, together with matlab code.)

bpsk和dbpsk通信系统的仿真，参考通信原理一书中的原理。(bpsk simulation and communication systems bpsk)

学习和使用matlab和c语言混合编程的文件(learning and the use of Matlab and c mixed programming language documents)

CA码发生器gold码可作为gps仿真的信号发生器(generate ca code)

以下几个matlab程序对雷达常用的线性调频信号（lfm信号）进行脉冲压缩时的关键问题进行了仿真，其中包括旁瓣抑制影响（加窗与不加窗）、多卜勒频移影响，并对时域脉压与频域脉压结果进行了对比分析，供相关技术人员参考。(The following several matlab programs simulate the key issues when pulse compression is performed on radar commonly used chirp signal (lfm signal), including sidelobe suppression effects (window and windowless), Doppler frequency shift effects, and The time-domain pulse pressure and frequency-domain pulse pressure results were compared and analyzed for reference by the relevant technical personnel.)

说明：  FIR滤波器的设计，刚开始用matlab的可以参考下，(FIR filter example,those who just begin to learn matlab can refer to these programs.)

解决地震信号反卷积的相关问题，这可以但做一个模板，大家可以往里面套用,非常使用！(Seismic signal deconvolution to resolve issues related to, but it can make a template, we can fill it applied very use!)

实现数字波束形成性能仿真分析，可以激情享用。(To attain the digital beamforming performance, I wish you would enlarge the program.)