hlvdeng

干涉测向仪通过测量入射波到达天线阵列中单元天线之间的相位差,决定入射波的入射角(Interferometer by measuring the incident wave direction finder antenna array element antenna reaches the phase difference between the incident angle of incidence of the decision)

Simulate queueing In queueing theory, a discipline within the mathematical theory of probability, an M/M/1 queue represents the queue length in a system having a single server, where arrivals are determined by a Poisson process and job service times have an exponential distribution. The model name is written in Kendall s notation. The model is the most elementary of queueing models[1] and an attractive object of study as closed-form expressions can be obtained for many metrics of interest in this model(In queueing theory, a discipline within the mathematical theory of probability, an M/M/1 queue represents the queue length in a system having a single server, where arrivals are determined by a Poisson process and job service times have an exponential distribution. The model name is written in Kendall s notation. The model is the most elementary of queueing models[1] and an attractive object of study as closed-form expressions can be obtained for many metrics of interest in this model)

计算机方面的基础知识，对大家应该有所帮助 (Basic knowledge of computers to all of us should be helpful)

说明：  地震下结构碰撞问题，结构模态分析与虚拟激励法程序(Seismic structure of the collision problem, structure modal analysis procedure with the virtual excitation method)

upwind1D Upwind difference coefficients for 1D advection-diffusion equation

这是一种新型的改进能量算子，通过他可以对信号进行包络分析(This is a new and improved energy operator, the signal can be analyzed by his envelope)

说明：  ECG心电信号预处理，高通滤波器，滤除呼吸基线漂移，带阻滤波器，滤除工频干扰，并两组滤波器的处理速度进行比较(ECG signal preprocessing, high-pass filter, filter respiratory baseline drift, band stop filter, filter frequency interference, and two filters to compare the processing speed)

Modulation test for OFDM : This is a set of five (5) codes about COFDM (Coded Orthogonal Frequency Division Multiplexing) and coding schemes such as Convolutional, BCH, Reed Solomon (RS) and Low Density Parity Check (LDPC). The study uses an OFDM signal over an AWGN Channel with white Gaussian noise model, and calculate the Bit Error Rate wich is plotted.

说明：  MATLAB环境下编写的史密斯图形。可作为业余爱好编写(MATLAB，Smith)

说明：  利用IIR滤波器设计一个低通滤波器，能够分析到电力系统中的三次谐波，要求满足如下指标：截止频率150HZ，阻带衰减≥30db(IIR filter design using a low-pass filter, to analyze the power system in the third harmonic, the requirements to meet the following indicators: cut-off frequency 150HZ, stopband attenuation ≥ 30db)