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Spread Spectrum

于 2019-04-12 发布

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下载积分: 1 下载次数: 6

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代码说明：

说明：直接序列扩频通信，完整系统,包括伪随机码产生，扩频，调制，加噪，解调，解扩等(Spread Spectrum System)

文件列表：

Spread Spectrum, 0 , 2008-10-20
Spread Spectrum\a_prnseq.asv, 2618 , 2008-10-19
Spread Spectrum\a_prnseq.m, 2637 , 2008-10-19
Spread Spectrum\demod.m, 4412 , 2008-06-16
Spread Spectrum\despread.m, 5735 , 2008-06-16
Spread Spectrum\downlink.m, 671 , 2008-06-17
Spread Spectrum\MAIN.m, 3075 , 2008-06-17
Spread Spectrum\noise.m, 3564 , 2008-06-16
Spread Spectrum\qpsk_mod.m, 5313 , 2008-06-16
Spread Spectrum\serial_to_parallel.asv, 2096 , 2008-10-19
Spread Spectrum\serial_to_parallel.m, 2096 , 2008-06-14
Spread Spectrum\spreader.m, 1478 , 2008-06-17

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MAP
通信仿真，二元位信号通过加性高斯白噪声的信道，经过匹配滤波，最大后验概率和最大似然概率检测比较(Communication simulation, binary bits signals through the additive gaussian white noise, through the channel is matched filtering, maximum a posteriori probability and the maximum likelihood detection probability)

2010-06-16 22:30:05下载

积分：1
MSB-Structure-Key-
说明：本人的一篇数字图像水印文章，一种基于图像最高有效位构造密钥的零水印算法（核心期刊），共大家参考。(A Kind of Non-watermarking Algorithm Based on MSB Structure Key )

2011-03-03 11:19:07下载

积分：1
gridxy
Show grid in graphic

2011-05-11 12:06:11下载

积分：1
crack_Hudson
岩石物理模型建模的另一种方法，同样可以翻译弹性参数与物性参数间的关系。(Another method of rock physics modeling, the same can translation parameters and physical parameters of elastic)

2020-10-26 16:29:59下载

积分：1
vec2grid
Reshapes vector data to grid

2014-01-11 23:14:26下载

积分：1
zhengliu_zhangxing_tiaoshiwancheng
对pwm整流器双环控制进行仿真，包括速度外环和电流内环。(Simulation for thePWM rectifier control with speed outer control loop and the current inner control loop.)

2018-05-20 22:20:19下载

积分：1
MATLAB-Tutorial
matlab入门手册，能在短时间内学会基本指令的使用。使用方便，适合初学者(matlab classic instruction set, easy to use query, use namely the investigation, can be started quickly.)

2013-07-16 13:35:24下载

积分：1
untitled
its about Dc machine and can use for other kind of machine

2011-05-07 15:32:49下载

积分：1
3x
说明：基于粒子群的算法和混沌搜索的协同优化算法(Collaborative optimization algorithm based on particle swarm algorithm and chaotic search)

2012-05-12 21:17:42下载

积分：1
MIT-IAP-2011-Laptop-Based-Radar
麻省理工学院设计的基于笔记本电脑显示的小型探测雷达的设计方案，包括电路图，系统框图，元器件清单，制作过程，天线制作的流程介绍，很详细，适合雷达爱好者参考。(Massachusetts Institute of Technology designed to detect radar based on small laptop display design, including schematics, system block diagrams, parts lists, production process, antenna production process introduced in great detail, suitable for radar enthusiasts reference.)

2014-10-11 20:49:53下载

积分：1

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Spread Spectrum

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