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gprmax-tools
GprMax的理论基础是时域有限差分(FDTD)方法。时域有限差分方法直接将Maxwell方程作差分离散,利用二阶精度的中心差分近似把Maxwell方程中的微分算符直接转换为差分形式,在空间和时间上对电场和磁场交替间隔取样,使计算过程完全模拟电磁波逐步传播以及与目标物体相互作用的过程。(GprMax is based on the theory of the finite difference time domain (FDTD) method. The finite difference time domain method directly will Maxwell equation of discrete difference, using second order precision of the central difference in the equations are Maxwell approximate differential operator directly convert difference forms, in the space and time of electric field and magnetic field on alternate sampling interval, making the calculation process simulation electromagnetic wave propagation and completely step by step and target object interaction process. )
- 2012-01-18 10:26:29下载
- 积分:1
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ThreePhaseSPWM
三相DC-AC逆变器的谐波注入SPWM调制技术
性能指标:直流输入350~640V,三相交流输出线电压220V AC,输出功率5kVA,功率因数0.8,输出频率50Hz。(Harmonic Injection SPWM Modulation Technology for Three-phase DC-AC Inverter
Performance indicators: DC input 350 ~ 640V, three-phase AC output line voltage 220V AC, output power 5KA, power factor 0.8, output frequency 50Hz.)
- 2019-05-19 16:28:48下载
- 积分:1
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34
说明: on bldc motor control fo any applll
- 2010-12-15 14:51:55下载
- 积分:1
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Opt_Steepest
最速下降法、求最优值,用外推法求单谷区间的优化设计提供了依据
(The steepest descent method, beg the most optimal value, use extrapolation ChanGu interval obtained
)
- 2010-12-25 16:41:05下载
- 积分:1
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matlab-Histogram
2文件包括:calcnbins,计算出的“理想”的若干箱使用直方图,用三种可能的方法。(freedman-diaconis ,史葛和斯特奇斯 的方法。)histx是一个包装中的直方图函数历史,使用calcnbins选择若干箱如果不提供。(2 file include: calcnbins, calculate the " ideal" box using the histogram, with three possible ways. The method (freedman-diaconis ' , Scott and Sturges' .) Histx is a packaging the histogram function history, use calcnbins select certain box if you do not provide.)
- 2012-10-25 21:05:38下载
- 积分:1
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63215774routing
Abstract—We propose two novel energy-aware routing algorithms for wireless ad hoc networks, called reliable minimum energy cost
routing (RMECR) and reliable minimum energy routing (RMER). RMECR addresses three important requirements of ad hoc networks:
energy-efficiency, reliability, and prolonging network lifetime. It considers the energy consumption and the remaining battery energy of
nodes as well as quality of links to find energy-efficient and reliable routes that increase the operational lifetime of the network. RMER,
on the other hand, is
- 2015-04-03 18:19:34下载
- 积分:1
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buiyai_v82
LCMV优化设计阵列处理信号,FMCW调频连续波雷达的测距测角,matlab开发工具箱中的支持向量机。( LCMV optimization design array signal processing, FMCW frequency modulated continuous wave radar range and angular measurements, matlab development toolbox support vector machine.)
- 2021-03-04 11:09:32下载
- 积分:1
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digitalsignalprocessing_matlab
数字信号处理基于matlab实现的很好的电子书,里面含有大量的实例和讲解,不容错(Matlab-based digital signal processing to achieve a good e-book, which contains a large number of examples and explanations, is not fault-tolerant)
- 2009-11-21 14:14:01下载
- 积分:1
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awgn_without_fadingand_mimo
AWGN for MIMO and fading
- 2009-05-25 13:29:38下载
- 积分:1
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pid整定
说明: 基于ziegler-nichols方法的pid整定,包括连续与离散两种方法,是基于稳定性分析的pid整定方法。(based Ziegler-Nichols pid of the whole, including both discrete and continuous method is based on analysis of the pid stability of the entire system.)
- 2005-12-07 08:37:17下载
- 积分:1