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channel_estimate
现在通信系统中直扩信号的衰落信道建模的matlab程序(Now Communication System DS signal fading channel modeling matlab program)
- 2010-09-19 10:33:33下载
- 积分:1
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tongxi
OFDM(Orthogonal Frequency Division Multiplexing)即正交频分复用技术,实际上OFDM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。本程序实现OFDM与QPSK技术的比较(This program realization technology and the OFDM QPSK technology)
- 2010-10-16 17:21:55下载
- 积分:1
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work(4)
我做了很久的,自认很满意。有关信号仿真,信号频谱分析,滤波器的很多很多.m文件。(I do for a long time and considers himself very satisfied. The signal simulation, signal spectrum analysis, many filter. M documents.)
- 2006-06-06 20:03:57下载
- 积分:1
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fitting-the-noise-factor-solution
ALLAN方差分段拟合后求解噪声系数,以提高拟合的精确度(ALLAN variance after fitting the noise factor solution)
- 2020-10-12 22:37:34下载
- 积分:1
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AMIKO_HD8300_Series_1.6.33_emu
AMIKO_HD8300_Series_1.6.33_emu egy jó emus változata
- 2014-11-14 14:48:27下载
- 积分:1
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model11
for face detection using web cam
- 2010-11-02 12:48:20下载
- 积分:1
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osccalcFORNIR
近红外光谱提取后,matlab环境下可对NIR光谱数据进行正交信号校正(After the near-infrared spectrum extraction matlab environment can NIR spectral data orthogonal signal correction)
- 2014-12-29 13:44:09下载
- 积分:1
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FDTD-Subdomains-Synthesized-Method
二维FDTD集成光波导模拟及子域合成法研究(A new FDTD Subdomains Synthesized Method)
- 2011-12-07 22:31:01下载
- 积分:1
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rsm_2order
响应面的2阶多项式估计,使用最小二乘法,算法精度高,data数据随便换其他的三维数据(2-order polynomial response surface is estimated using the least squares method, the algorithm accuracy, data data was replaced with other three-dimensional data)
- 2011-11-08 11:11:51下载
- 积分:1
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Digital-Signal-Processing-Using-Matlab-v4
Digital signal processing using matlab...e book useful for students............
- 2014-01-05 04:13:32下载
- 积分:1