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3.6
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 15:16:21下载
- 积分:1
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simith
MATLAB SIMULINK SIMITH 控制模型(MATLAB SIMULINK SIMITH control model)
- 2014-01-17 10:19:57下载
- 积分:1
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DATA-STRUCTURE
study of data structure implementation using c
- 2014-10-11 16:51:38下载
- 积分:1
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iMusic
iMusic
一个在线音乐源码 (music online)
- 2010-10-02 16:44:07下载
- 积分:1
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XMLPerformance
说明: XML解析,功能很强大,大家可以参照下,肯定会有用(XML Parser,powerful functions,you can learn something from it easily.It must be useful to you!)
- 2011-03-08 10:11:10下载
- 积分:1
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kuopintongxin
面向对象程序设计实验代码,此代码属于基础代码。(Experimental object-oriented programming code, this code belongs to the underlying code.)
- 2009-12-08 15:02:37下载
- 积分:1
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ImageDemo
这是个图片显示的例子。帮助查看资料。资料的详细功要让或其他好源码(This is a picture display example. Help View information. For more information or to make a good power source)
- 2011-10-20 12:21:07下载
- 积分:1
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Memory
a sample c embedded program for beginners
- 2010-08-25 18:52:06下载
- 积分:1
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SelfExample
最近有人问我关于什么时候用self.赋值的问题, 我总结了一下, 发出来给大家参考. 有什么问题请大家斧正.(Recently someone asked me about when to use self. Assignment, I sum up a bit, given to your reference. Have any questions please Fu Zheng.)
- 2011-01-25 10:12:05下载
- 积分:1
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46845435
类似于Pinterest的瀑布墙图片展示demo,精选ios编程学习源码,很好的参考资料。(Similar to the Pinterest waterfall wall pictures demo, select learning IOS programming source code, a good reference.)
- 2013-12-06 10:28:53下载
- 积分:1