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PCM
pcm的coding代码,可以用来在语音编码中使用。(pcm code of coding, can be used at the use of speech coding.)
- 2009-03-18 11:37:33下载
- 积分:1
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trans_sigPnoisePinterference
根据直扩原理,首先有随机数发生器产生一系列二进制信息数据(+1,-1),每个信息比特重复Lc次,Lc对应每个信息比特所包含的伪码片数,包含每一比特Lc次重复的序列与另一个随机数发生器产生的PN序列c(n)相乘。然后在该序列上叠加高斯白噪声和形式为i(n)=Acosw0n余弦干扰下次信号,切余弦干扰信号的振幅满足条件A<Lc。在解调器中进行与PN序列的互相关运算,并且将组成各信息比特的Lc个样本进行求和。加法器的输出送到判决器,将信号与门限值0进行比较,确定传送的数据为+1还是-1,计数器用来记录判决器的错判数目。(According to the principle, first some straight expansion random number generator produces a series of binary data (+ 1-1), each information bit repetitive Lc times, Lc for each information bit contains PN code piece count, embraces each bit Lc times repeated sequence and another random number generator produces PN sequence c (n) multiplication. Then in the sequence superimposed on gaussian white noise and forms as I (n) = Acosw0n cosine interference next time signal, cut cosine interfering signal amplitude satisfy conditions A < Lc. In the modem with the cross-correlation operation PN sequence, and the information will comprise the Lc a sample bits peace. The output of the adder judgment device, will signal to compare with threshold 0 data transmitted, determine for+ 1 or-1, counter is used to record the number victimised judgment.
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- 2011-04-20 10:18:47下载
- 积分:1
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2-D-FDTD-TE-code-with-PML
一个二维的fdtdc++编写的程序,较完整,带有pml边界条件。感兴趣的可以下载看看。(A two-dimensional fdtdc++ preparation procedures, more complete, with pml boundary conditions. Interested can download to see.)
- 2014-02-24 22:14:52下载
- 积分:1
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Impedance-Smith
Impedance Smith Chart High resolution
- 2014-08-19 11:44:58下载
- 积分:1
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eg5-gongsicaiwuyujingjianmo
《MATLAB神经网络30个案例分析》中的第5个例子,案例5 基于BP_Adaboost的强分类器设计-公司财务预警建模。希望对大家有一定的帮助!(The MATLAB neural network analysis of 30 cases of 5 example, case 5 strong classifier design based on BP_Adaboost- corporate financial early warning model. Hope to have certain help to everybody!
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- 2013-09-20 15:58:03下载
- 积分:1
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TokoSavina
Project OOP Making Store System Information using simple with txt
- 2015-01-11 08:40:01下载
- 积分:1
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lms
自适应算法滤波器--lms,以《现代信号处理》(张贤达)书上所讲过程所写(Adaptive algorithm filters- lms, to the "Modern Signal Processing" (Zhang XD) book written by the process of speaking)
- 2013-12-15 14:08:34下载
- 积分:1
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Wiener_Process
数值模拟Wiener Process的一个简单的程序,上传给大家分享(Numerical simulation of Wiener Process)
- 2010-01-22 11:48:40下载
- 积分:1
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IniSnake
一个自己写的设置SNAKE初始节点的MATLAB程序,以绿色十字标记节点位置,在此基础上可以编制自己的SNAKE算法,(himself wrote a set of Snake initial nodes MATLAB procedures to Green Cross markings node location, on this basis can prepare their own Snake algorithm, huh)
- 2005-07-29 18:12:42下载
- 积分:1
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tamrin14
nonlinear control jalase14
- 2014-10-05 05:37:29下载
- 积分:1