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watermark
matlab code of watermarking
- 2009-04-08 03:03:15下载
- 积分:1
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CDMA_matlab
说明: 一些基于CDMA的编码程序,希望对初学者有一定的帮助。(some CDMA-based coding process, and I hope to beginners helpful to a certain extent.)
- 2006-03-12 14:28:41下载
- 积分:1
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针对推挽结构MZ-LiNbO3调制器
1. 针对推挽结构MZ-LiNbO3调制器;
(1)通过MATLAB编程画出输出电场、输出功率传递函数随外加波导两臂相位差的变化曲线;
(2)确定相位调制器、强度调制器的偏置电压;
(3)假设理想条件下强度调制器消光比为20dB,通过MATLAB编程画出消光比曲线随3dB耦合器分光比的变化。(分光比R=0.45:0.05:0.55)(1. For push-pull MZ-LiNbO3 modulator;
(1) The curves of the output electric field and the output power transfer function with the phase difference between the two arms of the external waveguide are drawn by MATLAB programming.
(2) Determine the bias voltage of phase modulator and intensity modulator;
(3) Assuming that the extinction ratio of intensity modulator is 20 dB under ideal conditions, the extinction ratio curve of intensity modulator varies with the splitting ratio of 3dB coupler by MATLAB programming. (Spectrum ratio R = 0.45:0.05:0.55))
- 2020-12-01 12:49:26下载
- 积分:1
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waveletDecompositionAtLevel4
4层小波分解,信号分解时域图,信号的频谱(4 layer wavelet decomposition,Signal decomposition time domain diagram,signal
spectrum)
- 2020-10-28 20:19:57下载
- 积分:1
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八叉树构建
八叉树结构是四叉树结构在三维上的拓展,相当于一种数据压缩结构。主要在地理信息系统(GIS)和测绘中使用,比如激光点云数据的压缩处理,以减少激光点云的处理数据量。也可用于离散点数据的组织,希望对大家有用。
- 2022-04-22 02:25:52下载
- 积分:1
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lvbo1
滤波函数,关于平滑滤波,巴特沃斯滤波等等滤波函数(lvbo function about something somthing
the waves)
- 2010-10-13 09:54:47下载
- 积分:1
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xlswrite
Montel Carlo图形的重要程序:它可以将MATLAB生成的数据转存到excel中(Montel Carlo)
- 2010-10-22 14:41:05下载
- 积分:1
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Alamouti-transmission-and-reception
Alamouti方案是为发射天线数为2的系统提供完全发射分集增益的一种空时分组码方案,介绍Alamouti的一种简单的发射方案,包括编码和译码算法及其性能分析,并使用Matlab仿真了Alamouti方案的两发射一接收的情形.(Space-time code of STBC technical coding schemes,a simple transmit and receive way for 2 transmit antenna 1 receive antenna 。)
- 2011-04-28 11:24:40下载
- 积分:1
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ft1000
Common structures and definitions for FT1000 Flarion Flash OFDM PCMCIA and USB devices.
- 2014-10-14 10:03:43下载
- 积分:1
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Mathematicalmodeling
说明: 本书旨在指导学生掌握数学建模的思想和方法,包括离散建模和连续建模,是外文的翻译版。(This book aims to guide students to master the ideas and methods of mathematical modeling, including modeling of discrete and continuous modeling, is a foreign language translations.)
- 2010-04-30 09:09:42下载
- 积分:1