shanghanshu

Drive syncronus machine dqo

对光限制因子逐渐变大的波导进行光传输仿真(Simulation of the light transmission optical waveguide limiting factor becomes larger)

通信系统建模与仿真第15章基于MATLAB程序(System Modeling and Simulation of Chapter 15 program based on MATLAB)

说明：  提出了正交频分复用(O FDM ) 系统中一种新的载波频偏估计算法L 载波频偏估计过程可分 为获取和跟踪, 其中, 获取过程和时间同步是同时完成的L新算法可实现的最大载波频偏获取范围 是整个信号带宽的一半L新的跟踪算法是一个最大似然算法, 在加性白噪声高斯信道(AW GN ) 下, 当N (训练序列长度的一半) 等于128 时, 其性能比Schm idl 算法提高约7127 dB 在多经信道下, 当 信噪比不是很高时, 新算法仍具有优势L(new carrier f requency offset est imat ion scheme in o rthogonal f requency division mu lt ip lex ing (O FDM ) system is p ropo sed. The carrier f requency offset est i2 mat ion includes acqu isit ion and t rack ing, and acqu isit ion as w ell as t im ing synch ro2 n izat ion can be perfo rmed simu ltaneou sly w ith h igh accu racy. The max imum acqu i2 sit ion range can be up to one half of overall signal bandw idth. The p ropo sed t rack2 ing est imato r is a max imum 2likelihood est imato r, and in AW GN channel, abou t 7127dB imp rovemen t is ob tained compared to the Schm idl’s algo rithm w hen N = 128 in mu lt ipath channel, the p ropo sed algo rithm wo rk s w ell at moderate SNR.)

符合计数，用于单光子计数，当多光子到来时，统计时间(counting counting )

使用matlab生成二进制调幅信号和四进制相移键控信号(Matlab generate binary amplitude modulation signal and quaternary phase shift keying signal)

mat lab program for mat

误码率仿真原理推导睡眠以及相应的matlab程序(BER simulation schematic derivation of sleep and the corresponding matlab program)

Mathematical Modelling of PMSM Vector Control System Based on SVPWM with PI Controller Using MATLAB

本程序主要仿真MIMO系统的ZF以及MMSE算法，在不同信噪比下的误码率。(This program mainly ZF and MMSE algorithm of multi-input multi-output (MIMO) system simulation, under different SNR ber.)