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bpsk14
本课题为给语音识别系统提供语音信号端点检测的功能，对语音信号端点检测进行了探讨和研究,主要是侧重语音区间的端点检测...(附软件源码)(Voice Active Detection (VAD) is discussed in this project. Detection between speech section and speechless section and emphasized.(code available).)
- 2009-05-04 23:21:39下载
- 积分：1
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LDPC-test-for-girth-or-cycle-of-the-length-4
the matlab program checks for cycles that are of the legnth 4.it is a useful program to check if the cycles in your LDPC code are to short thus causing BER errors
- 2014-09-30 05:32:34下载
- 积分：1
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Q1
说明： 2015全国研究生数学建模，列车调度问题源代码(The code of National graduate mathmatical modeling competition about train schedule problem )
- 2016-03-03 21:27:28下载
- 积分：1
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6
说明： 6. 在三条径的瑞利信道中，对于OFDM：
(1) 请设计一种具体的导引辅助的信道估计方法，用Simulink进行仿真，测量BPSK调制时的误码率性能。画出比特信噪比与信道估计均方误差的关系曲线，画出比特信噪比与误码率的关系曲线。
(2) 设频率已同步，请设计OFDM一种具体的采用循环前缀进行时间同步方法，用Simulink进行仿真，画出比特信噪比与捕获概率的关系曲线。
(3) 设时间已同步，请设计OFDM一种具体的采用循环前缀进行频率同步方法，用Simulink进行仿真，画出比特信噪比与频率同步误差的关系曲线。
(。
6 In the three path Rayleigh channel for OFDM:
(1) Please design a specific guide-assisted channel estimation method, the Simulink simulation, BPSK modulation measuring the bit error rate performance. Draw-bit signal to noise ratio and channel estimation mean square error curve, draw-bit signal to noise ratio and bit error rate curve.
(2) set the frequency has been synchronized, the design of a specific OFDM cyclic prefix used for time synchronization method, the Simulink simulation, draw-bit signal to noise ratio and capture probability curve.
(3) set time has been synchronized, the design of a specific OFDM cyclic prefix used for frequency synchronization method, the Simulink simulation, draw-bit signal to noise ratio and frequency synchronization error curves.)
- 2011-07-20 11:03:59下载
- 积分：1
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Odowwnloadpaan
关于直接序列扩频通信的，介绍了其原理，给出了SIIMULINK仿真模型，并对各个模块作了详细的描述。
(On direct sequence spread spectrum communications, the principle given a SIIMULINK of the simulation model, and each module is described in detail.)
- 2012-07-10 10:43:29下载
- 积分：1
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QPSK-Rayleigh-fading-channel-MATLAB
QPSK通过瑞利信道的MATLAB仿真 内含stbc等(QPSK Rayleigh channel through MATLAB simulation)
- 2013-05-17 10:14:53下载
- 积分：1
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TSP_GA
基于MATLAB的遗传算法解决TSP问题的程序(MATLAB-based genetic algorithm to solve TSP problems procedures)
- 2010-07-05 18:07:08下载
- 积分：1
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2
说明： 根据归一化后的原始数据曲线，运用自组织神经网络进行藻种识别(According to the normalized data,we identify the HABs using the SOM.)
- 2011-06-05 09:24:05下载
- 积分：1
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matpower4.0
强大的电力系统潮流计算，非常好用，算法稳定(power flow code, easy to use )
- 2015-01-11 09:43:48下载
- 积分：1
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danxiangjinzhaguan
单向晶闸管整流电路仿真模型，可参见电力电子教材(Unidirectional thyristor rectifier circuit simulation model can be found in power electronics textbooks)
- 2013-09-20 19:40:28下载
- 积分：1
