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OF123456
OF,实际上OF是MCM Multi-CarrierModulation,多载波调制的一种。其主要思想是:将信道分成若干正交子信道,将高速数据信号转换成并行的低速子数据流,调制到在每个子信道上进行传输。正交信号可以通过在接收端采用相关技术来分开,这样可以减少子信道之间的相互干扰 ICI 。每个子信道上的信号带宽小于信道的相关带宽,因此每个子信道上的可以看成平坦性衰落,从而可以消除符号间干扰。而且由于每个子信道的带宽仅仅是原信道带宽的一小部分,信道均衡变得相对容易。在向B3G/4G演进的过程中,OFDM是关键的技术之一,可以结合分集,时空编码,干扰和信道间干扰抑制以及智能天线技术,最大限度的提高了系统性能。(OF)
- 2010-05-21 14:59:58下载
- 积分:1
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mycode
linear block code
coding file it has some 5 filesff
- 2011-10-04 22:50:34下载
- 积分:1
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3-DStemPlotofanFFT
Example - 3-D Stem Plot of an FFTFor example, fast Fourier transforms are calculated at points around the unit circle on the complex plane. So, it is interesting to visualize the plot around the unit circle. Calculating the unit circle.(Example- 3-D Stem Plot of an FFTFor example, fast Fourier transforms are calculated at points around the unit circle on the complex plane. So, it is interesting to visualize the plot around the unit circle. Calculating the unit circle.)
- 2007-12-04 15:46:04下载
- 积分:1
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wavelet
matlab实现的小波变换,结果用轮廓线图表示(err)
- 2008-01-08 11:32:42下载
- 积分:1
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QAM
it is a working matlab code for analysis of BER of 16-QAM
- 2010-01-31 00:44:49下载
- 积分:1
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plotmark
When doing black and white figures with several curves, it is sometimes
difficult to uniquely identify each curve, since the number of different line
styles is quite limited.
- 2011-09-09 17:05:03下载
- 积分:1
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53607901TOA_TR_RE
说明: hslogic算法仿真,基于MATLAB的TOA算法估计,可以获得较高的定位精度(Hslogic algorithm simulation, toa algorithm estimation based on MATLAB, can obtain high positioning accuracy)
- 2019-12-08 00:33:51下载
- 积分:1
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matlab_programlama_calisma_notlari
AUTOMATIC VEHICLE IDENTIFICATION
- 2009-10-16 04:38:45下载
- 积分:1
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Assignment-1_2011
Image Processing with MATLAB
Assignment 1 – Submission Deadline 5pm 4th February 2011
Instructions(Image Processing with MATLAB Assignment 1- Submission Deadline 5pm 4th February 2011 Instructions)
- 2011-01-23 06:24:34下载
- 积分:1
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PSO_conducting_optimization
说明: 运用粒子群算法进行优化问题分析,程序中以Giewank函数为测试对象,效果不错。(using PSO to conduct optimization, the effect is good based on Giewank function.)
- 2010-05-03 15:01:48下载
- 积分:1