atcusingcpf

说明：  此Matlab代码实现了Drude-Lorentz和Debye-Lorentz算法(LD模型)，用于计算金属的介电常数。当然Drude-Lorentz方法也可以用来计算纯水的。(This Matlab code implements the Drude-Lorentz and Debye-Lorentz algorithm (LD model), used to calculate the dielectric constant of metal. Of course, Drude-Lorentz method can also be used to calculate the pure water.)

说明：  6. 在三条径的瑞利信道中，对于OFDM： (1) 请设计一种具体的导引辅助的信道估计方法，用Simulink进行仿真。画出比特信噪比与信道估计均方误差的关系曲线和比特信噪比与误码率的关系曲线。 (2) 设频率已同步，请设计OFDM一种具体的采用循环前缀进行时间同步方法，用Simulink进行仿真，画出比特信噪比与捕获概率的关系曲线。 (3) 设时间已同步，请设计OFDM一种具体的采用循环前缀进行频率同步方法，用Simulink进行仿真，画出比特信噪比与频率同步误差的关系曲线。(6. In the three-path Rayleigh channel, for OFDM: (1) please design a specific navigation-assisted channel estimation method and use Simulink for simulation.The relation curves of bit signal-noise ratio and channel estimation mean square error and the relation curves of bit signal-noise ratio and bit error rate are drawn. (2) if the frequency has been synchronized, please design a specific method of time synchronization using cyclic prefix in OFDM. Simulink is used for simulation to draw the relationship curve between bit-snr and acquisition probability. (3) if time has been synchronized, please design a specific method of frequency synchronization using cyclic prefix in OFDM. Simulink is used for simulation to draw the relationship curve between bit signal-to-noise ratio and frequency synchronization error.)

this is the code for orthogonal code divison multiple access

仿真了恒虚警的平均单元算法，给出仿真结果，同时分析了不同窗口数对虚警率和检测率的影响，并写了详细的注释(The constant false alarm average cell algorithm is simulated, and the simulation results are given. Meanwhile, the influence of different window numbers on false alarm rate and detection rate is analyzed, and detailed annotations are written.)

给出了一种以惯导系统为主，GPS和磁航向传感器为辅的多传感器组合导航系统，并对该组合导航 系统进行了仿真研究(Given the multi-sensor integrated navigation system, an inertial navigation system-based, supplemented by GPS and magnetic heading sensor and the integrated navigation system simulation study)

说明：  本代码包含对图像的基本处理，读取，开闭运算等，还有答题卡识别(This code contains the basic image processing, reading, opening and closing operations, etc., as well as identify the ANSWER SHEET)

利用MATLAB/simulink实现4ASK调制(Using matlab simulink for simulation modulation 4ASk)

m文件，用于读取Labview以TDMS格式存储的数据。(m files for reading the Labview data to the TDMS format.)

说明：  LMS自适应信道均衡程序以及学习曲线绘制，程序为matlab代码。(LMS adaptive channel equalization process and the learning curve drawing, procedures for the matlab code.)

说明：  详细介绍了基于均匀线阵型的波达方向估计算法，线性旋转不变性子空间方法tls-esprit，介绍了RMSE变化的情况，具有可操作性。(Introduces the DOA estimation algorithm based on uniform linear array in detail, the linear rotation invariant subspace method (tls-esprit), the changes in RMSE and it is operable.)