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daimahekuangtu
,用MATLAB实现快跳频通信系统的仿真。主要应用了SIMULINK和COMMUNICATION BLOCKETS两个模块。整个设计包括了信源产生部分、发送部分、跳频调制部分、信道部分、接收部分和结果分析部分共六个模块,核心技术是伪随机序列的产生和频率合成器的设计,而关键技术是收发两端的伪随机码元的同步。伪随机码的产生用S-函数编程来开发自己的SIMULINK模块。同步的实现是收发两端采用相同的扩频脉冲触发。而且在设计中每个模块都采用了模块封装技术,从而简化了框图结构(Using MATLAB to achieve fast frequency-hopping communication system simulation. The main use of SIMULINK and COMMUNICATION BLOCKETS two modules. The whole design, including part of the generated source, sending part of some frequency-hopping modulation, channel of the receiving part and the results of analysis of part of a total of six modules, the core technology is the emergence of pseudo-random sequence and frequency synthesizer design, and the key technology is the transceivers at both ends of the pseudo-random synchronization symbol. Pseudo-random code generated by S-function programming to develop their own modules SIMULINK. Synchronization is used to send and receive ends of the same spread-spectrum pulse trigger. But also in the design of each module using the module packaging technology, which simplifies the structure of the diagram)
- 2021-03-22 14:09:16下载
- 积分:1
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QR_Decomposition
QR Decomposition for non quadratic system
- 2011-01-13 05:25:24下载
- 积分:1
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zxbxs
基于matlab的正弦波波形显示仿真源代码(sinusoidal waveform simulation shows the source code)
- 2007-04-27 10:43:53下载
- 积分:1
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MATLABmfile
偏微分方程matlab m文件,各种类型偏微分方程求解的详细例程,(Partial differential equations matlab m files, various types of partial differential equations to solve the detailed routines,)
- 2009-02-21 14:43:51下载
- 积分:1
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matlab
说明: 对信道的仿真,采用QPSK调制,分别在瑞利和高斯信道条件下,也包括CRC较验(Simulation of the channel, using QPSK modulation, respectively, Rayleigh and AWGN channel conditions, but also more experience CRC)
- 2011-02-28 16:27:50下载
- 积分:1
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TSP-via-ants-colony
here is m-files for tsp problem .it is well written with good descriptions.and works even for large number of nodes.
- 2014-02-01 16:10:38下载
- 积分:1
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im_motionblur
说明: 用matlab实现图像模糊化的处理并产生动态效果(Matlab fuzzy with the processing of image and produce the dynamic effects)
- 2011-03-02 14:58:39下载
- 积分:1
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BPSK
说明: 用正弦波叠加的方式生成一个最简单的 Rayleigh Fading Process ,具有 Doppler Frequency 。(Sine wave superimposed with the easiest way to generate a Rayleigh Fading Process, with Doppler Frequency.)
- 2011-03-11 11:52:19下载
- 积分:1
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QAM_fading
在瑞利衰落和高斯白噪声下qam调制对于不同信噪比的误码率(bit error rate of the Qam modulation in Rayleigh fading and Gaussian white noise for different signal to noise ratio)
- 2012-04-24 20:03:29下载
- 积分:1
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基于MATLAB的储粮害虫图像处理方法
摘要:在对粮虫图像处理过程中,介绍了Matlab图像处理工具箱中的函数,给出了图像处理与分析的技术实现, 边缘检测及轮廓提取, 通过形态学方法进行图像特征抽取与分析,达到了比较好的效果.(Abstract : In the right grain pest image processing, introduced the Matlab toolbox image processing functions, given image processing and analysis technology, edge detection and contour extraction, through morphological methods for image analysis and feature extraction, reached a relatively good results.)
- 2005-06-06 19:41:15下载
- 积分:1