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QPSK
提出了一个采用(2,1,7)卷积码+QPSK的中频调制解调方案,并在Xilinx公司的100万
门FPGA芯片上实现了该系统。该系统在信噪比SNR为6dB左右时可实现速率超过1Mbit/s、误码率
小于10-5的数据传输。
(Proposed a use of (2,1,7) convolutional code+ QPSK modulation and demodulation of the IF program, and in Xilinx' s FPGA chip one million on implementation of the system. The system SNR to 6dB signal to noise ratio at about the rate may achieve more than 1Mbit/s, less than 10-5 bit error rate of data transmission.)
- 2009-03-03 16:02:06下载
- 积分:1
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@smosvctutor
非平衡数据集的分类问题经常出现在许多实际应用中.支持向量机在处理这一类问题时,整体分类性能比较低.为此,Veropoulos提出的采用不同惩罚系数的改进算法可以较好的解决此类问题.此外,可以利用序列最小优化算法简单快速的解决上述优化问题.(Non-equilibrium data sets classification problems often appear in many practical applications. Support Vector Machine in dealing with this type of issue, the overall classification performance is relatively low. To this end, Veropoulos proposed punishment coefficient using different algorithms can improve the better solution such issues. In addition, can use the Sequential Minimal Optimization algorithm is simple and fast solution to the above optimization problem.)
- 2008-01-08 21:43:04下载
- 积分:1
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irglomo_v10
大范围由不同种类组成的通信系统的并行模拟计算(Parallel Simulation of Large-Scale Heterogeneous Communication Systems)
- 2010-09-23 08:37:59下载
- 积分:1
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FMdemod
FM demodulation signal
- 2012-01-01 22:24:07下载
- 积分:1
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CorrelatedNoise.m
Correlated noise generator (MatLab function)
- 2012-07-17 13:10:20下载
- 积分:1
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matlab-examples2
matlab实用程序小合集第2部分,都是一些完成特定功能的小程序,很适合新手朋友(matlab utility small collection part 2, are some small programs to accomplish a specific function, it is suitable for novice friend)
- 2014-01-17 09:54:29下载
- 积分:1
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resistor
可以計算resistor 電阻值的一個小program(should calculate the resistance of an electric resistor~)
- 2010-12-05 12:16:53下载
- 积分:1
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salut
methods (doa), MUSIC, ESPRIT and CAPON in 1d
- 2010-05-25 19:05:24下载
- 积分:1
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Harris-MATLAB
Harris角点特征提取MATLAB代码,完整的中文注释了每条命令的用法意义。(Harris corner feature extraction MATLAB code, note the use of the full Chinese meaning of each command.)
- 2013-12-31 00:38:52下载
- 积分:1
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BOS_NLTV_v1
kd树的结构和分析及其源代码的程序使用matlab(kd tree structure and analytical procedures used and its source code matlab)
- 2020-12-23 16:29:08下载
- 积分:1