modem-bfsk

有关于海洋环境噪声以及信道多径传播的程序(About the program of the marine environment and channel noise multipath propagation)

ISAR问题，使用块之间的耦合关系的ISAR问题，这样做不用考虑对块进行分割，避免使用块分割的先验信息(Using a block of the coupling relationship between ISAR problem, not considering the block segmentation, avoid using block segmentation of a priori information)

用Ziegler--Nichols整定公式来求P,PI,PID的个参数，其中Gc是校正器的传递函数,kp为比例系数， Ti为积分时间常数，Td为微分时间常数，输入参量vars为带迟滞--惯性环节模型的KT τ(With Ziegler- Nichols tuning formula to seek P, PI, PID' s parameters, which Gc is the corrector transfer function, kp is proportional coefficient, Ti the integral time constant, Td for the differential time constant, input parameters vars as with hysteresis- inertia model of the KT τ)

说明：  2008国际大学生数学建模一等奖论文，数学建模实例与编程教程，提供建模的方法(First Prize Paper on Mathematical Modeling for International College Students 2008, Mathematical Modeling Example and Programming Course, Providing Modeling Method)

DS_CDMA移动通信系统matlab仿真(DS_CDMA communication system simulation matlab)

the code file that is uploded is rfft file

simulink induction machine rotor flux estimator model

求一个给的的信号输入的平均频率的matlab程序(to find average frequency of a signal)

使用matlab进行EGM96数据进行地球重力场的拟合，可以得到地球上任一点的重力异常，高程异常，垂线偏差等。(application of data of EGM96 to get anormality of gravitation and height and other indexes)

说明：  无线通信系统仿真英文版，实用性很强，是一本不可多得的好书(Principles of Communication System Simulation with Wireless Aplications)