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Untitled3
matlab实现地震实现反射系数,激发出地震正演模拟中使用的各种频率的雷克子波(Matlab realize the reflection coefficient of earthquake, inspire Ricker wavelet seismic forward various frequency is used in the simulation
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- 2014-02-24 20:21:25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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MRAC
自适应控制算法,MRAC,matlab中simulink仿真源代码以及ppt讲解。是自适应控制必不可少的资料(Adaptive control algorithms, MRAC is, Matlab simulink simulation source code, and explain ppt. Information essential for adaptive control)
- 2020-09-25 10:37:47下载
- 积分:1
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AFDF
协作通信的放大转发和解码转发的matlab程序(Cooperative communication amplifying and transmitting and decoding forward)
- 2021-04-24 15:18:47下载
- 积分:1
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CRC
CRC校验,实现基本的CRC校验功能,当mask不同时,修改也相当方便(CRC checksum, CRC checksum to achieve the basic function, when the mask is not the same time, changes are also very convenient)
- 2010-09-11 21:29:08下载
- 积分:1
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Untitled
含有实验所得的滚动轴承故障数据,共振解调法用于对振动信号的故障诊断,并能准确判定故障发生的部位。(Rolling Bearing Fault contains experimental data obtained, the resonance demodulation method for fault diagnosis of vibration signals, and can accurately determine the site of the fault.)
- 2014-05-20 09:07:44下载
- 积分:1
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SVM_lzb1p0
一般支持向量机的回归和分类程序,均可以运行(General support vector machine regression and classification procedures can run)
- 2008-01-17 13:40:04下载
- 积分:1
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HW2
RHis mfiles is for optimlal conr=trol ddassdddd
- 2010-10-29 16:19:21下载
- 积分:1
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ackleyfcnTest.m
Implements the traditional benchmark formulation used in optimization literature
- 2011-01-25 04:12:25下载
- 积分:1
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nrw_matlab
该matlab语言可以用于计算天线测试中的散射系数s11和s21,(The matlab language can be used to calculate scattering coefficient of the antenna test s11 and s21
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- 2020-06-30 03:40:01下载
- 积分:1