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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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RICE-UNIVERSITY
标准压缩感知(CS)理论决定了可靠的信号恢复是可能给M= O(KLOG(N / K))的测量。我们证明了它可以通过利用超越简单的稀疏性和可压缩性由包括价值观和信号系数的位置之间的依赖关系更加逼真信号模型大大降低Mwithout牺牲的鲁棒性。(The standard compressive sensing (CS) theory dictates that robust signal recovery is possible from M=O(Klog(N/K)) measurements. We demonstrate that it is possible to substantially decrease Mwithout sacrificing robustness by leveraging more realistic signal models that go beyond simple sparsity and compressibility by including dependencies between values and locations of the signal coefficients.
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- 2014-01-06 20:07:54下载
- 积分:1
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tuxiangshuiyin
利用二维离散小波,在一幅图像中嵌入水印,并对水印图像进行水印的提取和检测。(Using two-dimensional discrete wavelet, an image embedded in the watermark and image watermark extraction and detection.)
- 2010-11-25 21:29:10下载
- 积分:1
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exact_histogram_specification
image histogram image enhancement
- 2010-05-11 21:02:33下载
- 积分:1
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BP-neural-network
BP神经网络算法matlab实现和matlab工具箱使用实例(BP neural network algorithm matlab matlab toolbox to implement and use cases)
- 2015-03-22 15:40:58下载
- 积分:1
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emd
经验模态分解,依据数据自身的时间尺度特征来进行信号分解,给出本征函数。(Empirical mode decomposition, based on the data itself characteristic time scale for signal decomposition, given the intrinsic function.)
- 2013-12-19 13:24:45下载
- 积分:1
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field_BRW
electric field of bragg reflectivity waveguide
- 2010-09-22 18:48:58下载
- 积分:1
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Genetic-Algorithm
Genetic Algorithm for mono-objective problems
- 2013-04-10 07:04:14下载
- 积分:1
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c.m
Matlab仿真程序,介绍了数据的程序结构、运用和算法设计。(Matlab simulation program, introduced procedures for data structure, application and algorithm design.)
- 2008-12-31 13:03:30下载
- 积分:1
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power_switching_power_supply_lib
power_switching_power_supply_lib.rar,功率电子领域matlab仿真文件,已经验证过,程序运行正常(power_switching_power_supply_lib.rar,Power electronics field matlab simulation file, has already been
verified, the normal operating procedures)
- 2013-07-14 12:50:04下载
- 积分:1