Matlab_spectrum_analysis

说明：  基于梳状导频的OFDM信道估计程序。 该程序用matlab仿真了基于梳状导频序列的OFDM信道估计，内插采用了线性内插法。(Comb-based pilot of the OFDM channel estimation procedures. Matlab simulation using the program based on the comb-like sequence of OFDM pilot channel estimation, interpolation using a linear interpolation.)

基于GA和MP的音频信号稀疏分解,用matlab实现(GA and MP based on sparse decomposition of audio signals using matlab implementation)

ATLAB an integral part of their study of Communication Systems topics and concepts. The books in this new series are designed to promote jkh students problem solving and critical thinking skills through the use of MATLAB as a "virtual laboratory." A 3.5" disk containing supporting MATLAB data

VNOI code cards.pas money.pas nhay.pas

PV systems and it s grid connection were studied in the following PDF document.

pso for matlab ... enjoy it

EMD 算法，消除信号趋势项，可以作为信号预处理的部分(Part of the EMD algorithm to eliminate the signal trend term, can serve as a signal preprocessing)

首先介绍了辐射状配电网三相潮流计算方法，对几种常用的配电网潮流计算方法进行了对比分析，着重介绍了配电网潮流计算中常用的前推回代法的基本原理，并利用Matlab仿真软件编写了相应的潮流计算程序，通过33母线系统对计算程序进行了仿真验证。然后介绍了含弱环网的配电网潮流计算的处理方法，编写了相应的仿真计算程序，并通过算例仿真予以验证。接着介绍了分布式电源并网的几种接口模型以及分布式电源在潮流计算中的数学模型，分析了在潮流计算过程中PQ、PV、PI节点的处理方法，特别是对PV节点的处理方法进行了详细的介绍。最后针对不同分布式电源并网的状况分为四种方案进行了仿真测试，验证了本文所编写的潮流计算方法在处理计及分布式电源的配电网三相潮流的正确性。(First introduced the radial distribution network three phase power flow calculation method for several common distribution power flow calculation methods were compared, highlighting distribution power flow calculation of the basic principles of common forward and backward substitution method, and the use of Matlab simulation software written in the corresponding flow calculation program, through the system bus 33 to a simulation calculation program. Then introduces the method of treating a distribution power flow calculation weak ring, write the corresponding simulation program and simulation to be verified by an example. Then interface model introduces several distributed power grid and distributed power flow calculation in mathematical models, analyzes the trends in the calculation process PQ, PV, PI node processing method, especially for PV node approach a detailed description. Finally different distributed power grid situation is divided into four scenarios simulation test to verif)

有关匹配滤波器以及存在多普勒频移失配情况下的仿真，另外还有高频情况下的匹配程序(The matched filter and the presence of Doppler frequency shift under the mismatch simulation, in addition to high-frequency in case of matching program)

matlab仿真微分方程，分别用欧拉法，改进欧拉法，龙格库塔法，四阶adams显式隐式算法对比精度。(matlab simulation of differential equations, respectively, with Euler, improved Euler method, Runge-Kutta method, fourth-order implicit algorithm adams explicit comparison accuracy.)