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OFDM_SIM
用MATLAB实现正交频分复用(OFDM)信道的模拟(Using MATLAB to achieve orthogonal frequency division multiplexing (OFDM) channel simulation)
- 2008-05-07 16:00:22下载
- 积分:1
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Josephson
Josephson振子系统,Josephson振子系统,Josephson振子系统,Josephson振子系统,Josephson振子系统,(Josephson oscillators, Josephson oscillators, Josephson oscillators, Josephson oscillators, Josephson oscillator system,)
- 2010-12-03 09:33:16下载
- 积分:1
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exo23
control of nonlinear dynamics with state space control
- 2014-10-28 20:10:43下载
- 积分:1
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ECG-Processing
ECG signal Processing
- 2012-01-02 23:16:58下载
- 积分:1
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vp712
基于matlab GUI界面设计,关于超声波倒车雷达测距的,部分实现了追踪测速迭代松弛算法。( Based on matlab GUI interface design, About ultrasonic parking radar ranging, Partially achieved tracking speed iterative relaxation algorithm.)
- 2017-04-16 22:53:08下载
- 积分:1
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oatf
OATF前馈滤波方法抑制柔性结构振动,有两个程序,可以直接编译运行(Filtering method OATF feedforward vibration suppression of flexible structures, there are two procedures, can be directly compiled to run)
- 2008-03-07 17:24:37下载
- 积分:1
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shelliemers_equation
Shelliemers equation implementaion.
- 2010-11-11 14:52:50下载
- 积分:1
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Plainstrain_PatchTest
This code is used for patch test of plain strain in FEM.
- 2013-12-07 10:45:15下载
- 积分:1
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OFDM
OFDM很容易在具有时延扩展或等效频率选择性的信道上使用。
频率选择性信道的特征在于延迟扩展或相干带宽,其测量频率中的信道去相关。
相干带宽与均方根(RMS)时延扩展成反比。
通过选择与信道相干带宽相关的子载波间隔,OFDM可以用于将频率选择性信道转换成频率平坦子信道的并行集合。
适合于平坦衰落信道的技术可以直接应用。(OFDM is simple to use on channels that exhibit time delay spread or, equivalently, frequency selectivity.
Frequency selective channels are characterized by either delay spread or coherence bandwidth which measures the channel decorrelation in frequency.
The coherence bandwidth is inversely proportional to the root-mean-square (rms) delay spread.
By choosing the sub-carrier spacing properly in relation to the channel coherence bandwidth, OFDM can be used to convert a frequency selective channel into a parallel collection of frequency flat subchannels.
Techniques that are appropriate for flat fading channels can then be applied in a straight forward fashion.)
- 2018-05-03 13:55:13下载
- 积分:1
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matlab信号处理源程序2
MATLAB,即“矩阵实验室”,它是以矩阵为基本运算单元。因此,从最基本的运算单元出发,介绍MATLAB的命令及其用法2。(MATLAB, "Matrix lab," It was based on the matrix of the basic computing unit. Therefore, from the most basic computing element is introduced, and MATLAB ordered two of its use.)
- 2005-08-15 10:27:52下载
- 积分:1