frit_toolbox

自适应外差滤波器matlab代码：采用调制技术，控制正余弦信号对准干扰的频率，将输入的干扰搬移到的低频进行滤波，滤波处理后的信号再经过一次调制搬移到原来的频率位置，这样我们就得到了合适的干扰复制信号，再将输入信号和干扰复制信号进行差分运算达到抑制干扰的目的(Adaptive heterodyne filter matlab code)

有关谐波检测信号分析，进行傅里叶变换得到负载信号的幅值和相位(The harmonic detection signal analysis, Fourier transform of the signal' s amplitude and phase of load)

数据挖掘中聚类算法之DBSCAN算法的matlab实现。(Data mining clustering algorithm of DBSCAN algorithm matlab realize.)

利用最小二乘迭代方法计算用户位置的matlab程序。(This is a least-squarels program writing with matab tool!)

3GPP标准Turbo码编码译码仿真Matlab6.5及VC6.0源代码，并包含Turbo码编码译码原理的介绍文档。(3GPP standard Turbo coding and decoding simulation VC6.0 Matalab 6.5 source code , and includes Turbo Encoder Decoder description of the principle of documentation.)

说明：  利用分布傅里叶方法进行数值仿真，包含损耗、色散、SPM效应。 可以观察脉冲展宽与压缩，光孤子演化。(The distributed Fourier method is used for numerical simulation, including loss, dispersion and SPM effect. We can observe the pulse broadening and compression, and the evolution of optical solitons.)

Hopfield plc programmer

基于拉普拉斯光滑算子的变换，常用于人脸识别(Smooth operator based on Laplace transform, using face recognition program)

一组MFC例程，内容有些历史了，但实力比较经典，整理上来，供各位同好学习。(A set of MFC routines, some history, but the strength of the more classic, finishing up for you enthusiasts to learn.)

OFDM仿真的一个好资料，涉及DVB的发射标准仿真，以及几个开放的接收方法仿真！(OFDM simulation using matlab)