chongfukongzhi

包括GPS仿真的全套代码，matlab和C#。GPS信号的模拟、捕获、追踪，以及数据的处理，极限的解算，周跳的探测及整周模糊度的接算。有用的资料与大家共享后才能体现其价值，希望同仁们也能及时共享比较好的资料，大家一同探讨、进步。(ncludes a full set of GPS simulation code, matlab and C#. GPS signal simulation, capture, tracking, and data processing, limit solution, cycle slip detection and integer ambiguity. Only when useful information is shared with all of you can it reflect its value. We hope that colleagues can also share better information in time, and everyone will discuss and progress together.)

基于SAR-ADC的DAC模块的电容切换，所做的动态功耗仿真，比较了不同切换模式的功耗。(Capacitance switching of DAC module based on SAR-ADC is simulated and power consumption of different switching modes is compared.)

说明：  voce非线性各向同性强化弹塑性本构子程序（ansys格式）(voce-Nonlinear-Isotropic Hardening usermat)

tarjan算法求解有向图中的简单环，非常好用(Tarjan algorithm is very useful for solving simple rings in directed graphs.)

说明：  基于遗传算法的智能天线计算，计算指定方向的电小天线方向图(MATLAB project that uses genetic algorithm to calculate the best array factor to a given direction on a smart antenna.)

说明：  建立基于子空间辨识的PEMFC电特性状态空间模型。(A state space model of PEMFC electrical characteristics based on subspace identification is established.)

光纤存在非线性效应，SPM、XPM、FWM，本算法为啁啾高斯光束在光线中传播的波形变化，采用了分步傅里叶法(simulation of fiber nonlinearity)

汽车动力模型，包括：整车模型，发动机模型，ECU模型，变速器模型等。(Basic example : Gasoline vehicle)

纳入了机械损伤和应变速率的断裂UMAT子程序，不能用于平面应力。(The fracture UMAT subroutine incorporating mechanical damage and strain rate can not be used for plane stress.)

说明：  固定翼无人机跟踪地面目标，速度范围25-50，离散式计算(target tracking by fixed-wing uav)