channel estimation

MSK通信建模与仿真，simulink源文件，东华大学研究生通信建模与仿真课程设计代码(Modeling and simulation of MSK communication simulink source file, donghua university graduate course design of the modeling and simulation of communication code )

UWB室内定位相关资料，内部包含研创物联精准室内定位代码(UWB Indoor Positioning Information, which contains the Accurate Indoor Positioning Code of Inventory Federation)

这是一个关于gmsk和msk性能分析比较的源程序，能很好的实现GMSK频谱和功率谱。(this a matlab program about gmsk and msk s dpinpu and gonglvpu.)

说明：  本程序为回波抵消程序，程序中附有解释，很明了，并能到达到消除回波的效果(This procedure for the echo cancellation process, accompanied by explanation of procedures, it is clear, and able to achieve the elimination of echo effect)

说明：  利用通信系统中调制信号的循环平稳特性,对频谱空洞进行检测,提升频谱感知技术在低信噪比下的性能。实验结果表明:与传统能量检测方法相比,采用循环特征检测方法改善了认知无线电中频谱空洞的检测能力。(Based on the cyclostationarity of modulation signals, spectrum hole is detected, aiming at the improve- ment of the performance of spectrum sensing in low SNR situation. The results show that comparing with the tra- ditional energy detection technique, cyclostationarity-based spectrum sensing technique has greatly improved the detective ability in cognitive radio.)

基于压缩感知的信道估计代码，有信道模型的建立和压缩感知信号的估计(Estimated based on compressed sensing channel code, the channel model)

正弦调频信号的时域 频域 模糊度函数的设计(Time domain sinusoidal FM signal frequency-domain ambiguity function design)

利用lms算法和rls算法，对通过给定系统h的随机信号进行自适应滤波，通过抽头w对系统进行逆辨识与辨识，同时产生MSE 即均方误差，来描述对信号恢复的效果。(Using lms algorithm and rls algorithms h through a given system adaptive filtering of random signals, the system through the tap w reverse identification and recognition, while the mean square error MSE generated to describe the effect on signal recovery.)

源信号数目的估计在阵列信号处理中有很广的研究了，这个源程序是基于新一代通信环境下的源信号数目估计，如mimo——ofdm(detection the number of source signals for MIMO_OFDM)

说明：  MIMO线性预编码的ZF,MMSE算法，程序可以直接运行并且注释齐全，大胆放心下载吧(ZF, MMSE algorithm of MIMO Linear Precoding)