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4.3
主要用途是对抗多径衰落。由于多径衰落的存在,使得同一个帧由于路径不同,到达用户端的时延有先有后。在相关的频域上的会造成子载波之间的相互干扰,影响 性能。另外,由于有了循环前缀,使得IFFT FFT操作把原来的线性卷积变成循环卷积,大大简化了相应的信号处理复杂度(The main purpose is to fight against multipath fading. Due to the presence of multipath fading, the first after they have the same frame different paths to reach the client delay. Would cause mutual interference between sub-carriers in the frequency domain, affecting performance. In addition, thanks to the cyclic prefix, so IFFT FFT operation to the linear convolution of the original into a circular convolution, greatly simplifying the corresponding signal processing complexity)
- 2012-08-24 15:17:41下载
- 积分:1
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matlab
matlab basic on fir,matlab basic on fir
- 2011-12-27 14:45:42下载
- 积分:1
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emailparser
解析email的源代码。
mine协议
解码译码(analytic email source. Mine agreement decoder decoding)
- 2006-10-22 14:00:09下载
- 积分:1
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CMathLink
说明: C程序利用Mathematica通讯机制Mathlink调用Mathkenerl的一个类.(C program using Mathematica communication mechanism Mathlink call Mathkenerl of a class.)
- 2010-04-05 01:41:38下载
- 积分:1
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Cl_-matcont5p3
利用matcont求解连续性非线性动力学问题并画图求出其稳定解(Use matcont problem solving nonlinear dynamics of continuity and drawing its stable solution is obtained)
- 2021-03-13 13:49:24下载
- 积分:1
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PCA
说明: 用MATLAB写的一段PCA程序,拿来分享(PCA using a MATLAB program written for them and share)
- 2011-04-14 00:25:53下载
- 积分:1
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ole32
NT4 OLE32 Subsystem for developer learning
- 2015-02-10 04:14:04下载
- 积分:1
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WEBtechnology
研究论文基于WEB环境与MATLAB技术的图像检索系统的实现(Research papers based on WEB technology, environment and MATLAB Image Retrieval System)
- 2010-05-28 16:18:55下载
- 积分:1
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OLS_Algorithm
说明: 虹膜识别模式识别算法,MATlab程序编制,可采用软件自动转换(Pattern recognition algorithms)
- 2011-04-07 16:38:12下载
- 积分:1
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FSK
根据2FSK调制器与解调器的组成原理,设计出整个2FSK传输系统的实现方案与电路(Based on composition theory 2FSK modulator and demodulator, the entire design implementation and circuit transmission system 2FSK)
- 2014-01-06 18:49:53下载
- 积分:1