ofdm-frequency-offset-estimation

用matlab仿真来实现lms算法和NLMS算法(lms algorithm)

in this program we simulate euler angles of a body for example a missile.an omega is given to it and then it calculates sye,phi and teta. it is simple program for beginners in navigation studings.

FIR滤波器，实现了消除心电信号中的杂音。(FIR filter, to achieve the elimination of noise ECG.)

双电机伺服系统的滑模控制，运行 jieh 可以看到与PID相比的控制效果，运行需要一点时间，2分钟左右，请耐心等待。(Sliding Mode Control of dual-motor servo system)

说明：  高斯滤波是一种较常见的滤波方法，它能有效滤除高斯白噪声的影响。(Gaussian filter is a common filtering method can effectively filtered Gaussian white noise.)

routh hurtwitz criterion

介绍了MATLAB软件的SIMULIK的使用方法，阐述了MATLAB软件在火电厂自动控制系统调整中的应用(on MATLAB software SIMULIK of use, MATLAB software described in the thermal power plant control system adjustment of)

说明：  代码完成的功能是OFDM的仿真，可以显示误码率以及各路波形和星座图(The function of the code is OFDM simulation, which can display the bit error rate, waveform and constellation)

说明：  详细讲述leach算法,以及其缺点和基本的改进策略。 (a overall illstration of leach protocol)

地震资料 数据处理 分频去噪 模块 主要压制随机噪音 异常振幅 野值 大值 方法特点：1 针对性强，主要去除随机噪音；2 随机噪音识别能力强，达到了较高的去噪水平；3 具有自适应性，能根据不同位置的不同特点统计识别噪音；4 振幅保真，对有效信号的保护性好；5 操作者可根据经验选择参数组合灵活去噪，达到较好的结果。 应用对比：为了展示本模块的去噪效果，所选取的对比对象是某知名成熟商业软件的分频去噪模块，其去噪效果在当前诸多成熟软件模块中是佼佼者，在地震资料处理界具有很好的口碑。 通过对比，说明本模块：1 针对性强，主要去除随机噪音和异常振幅等。2 随机噪音识别能力强，达到了较高的去噪水平。3 具有自适应性，能根据不同位置的不同特点统计识别噪音。4 振幅保真，对有效信号的保护性好。5 操作者可根据经验选择参数组合灵活去噪，达到较好的结果。(Frequency-dependent noise attenuation seismic data, processing module, is mainly to suppress random noise, denoising abnormal/large amplitude values Method of characteristics: 1 targeted, mainly to remove random noise 2 random noise and strong ability to identify , reach a higher level of de-noising 3 is adaptive , able to identify the noise statistics according to the different characteristics of different positions 4 amplitude fidelity , the effective protection of the signal is good 5 denoising operator flexibility to select the combination of parameters according to the experience , to achieve better results . Application contrast: To demonstrate the effect of the de-noising module , the selected object is a well-known comparative commercial software divide mature noising module de-noising effect is the current leader in many mature software module in seismic data processing industry has a good reputation. By contrast, the description of the module : a targeted, mai)