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tianxian
关于蝶形宽带微带天线的设计
索引:蝶形宽带微带天线. 设计方案 排列效率
摘要:现在提出一种基于绝缘体衬底的有限长度的宽带微带天线的设计方法。这种方法快速、对计算精度要求较低,是建立在一蝶形天线进行二等分而形成的两个梯形天线的 。首先设计出单边的梯形部分,然后制作出相同的另一部分并在其顶点处将其连接。与理论计算相比在X波段上实验测量表现得很好。其有效带宽达到10.6%。
(One approach to an antenna book starts with a discussion of how antennas radiate. Beginning with Maxwell’s equations, we derive electromagnetic waves. After that lengthy discussion, which contains a lot of mathematics, we discuss how these waves excite currents on conductors. The second half of the story is that currents radiate and produce electromagnetic waves. You may already have studied that subject, or if you wish to further your background, consult books on electromagnetics.The study of electromagnetics gives insight into the mathematics describing antenna radiation and provides the rigor to prevent mistakes. We skip the discussion of those equations and move directly to practical aspects. )
- 2011-05-25 14:38:06下载
- 积分:1
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6-Application-of-Nonlinear-PID-Controller-in-Supe
6-Application of Nonlinear PID Controller in Superconducting
- 2014-10-28 13:41:40下载
- 积分:1
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psobp
Artificial Neural Networks using Particle Swamp Optimization
- 2014-01-16 20:43:12下载
- 积分:1
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绘制山区地貌图 圆柱与球面所围面积
说明: 可用来MATLAB绘制山区地貌图
圆柱与球面所围面积
心形线与马鞍面(Drawing with MATLAB)
- 2020-03-05 16:09:00下载
- 积分:1
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harmonic_FFT
傅里叶变换的程序,是matlab的m文件,可以直接运行(Fourier transform procedure is matlab m-files can be run directly)
- 2011-09-22 22:28:12下载
- 积分:1
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QPSK
QPSK波形及其经过带宽为4hz的带通滤波器(QPSK waveform and its after 4HZ bandwidth of the bandpass filter)
- 2013-03-02 08:32:30下载
- 积分:1
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matlab7.0
精通matlab7入门书籍,做数模或者很多方面都需要用到(Proficient matlab7 introductory books and do a few modules, or many aspects need to use)
- 2010-12-29 16:57:50下载
- 积分:1
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VB_MATLAB_interface_example
说明: VB与MATLAB接口使用实例.保准一学就会。(VB and MATLAB interface examples.保准One school will be.)
- 2008-12-05 21:46:13下载
- 积分:1
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skel
骨架算法的matlab实现,仿照matlab的库实现,并且用这个算法求出了一张样例图片的骨架。(
Skeleton algorithm matlab realize, modeled matlab library implementation, and use this algorithm to obtain a sample picture of a skeleton.)
- 2014-11-12 10:51:05下载
- 积分:1
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buck_simulation
例子关于buck的仿真,里面有simulink文件和一个绘制buck输出功率与占空比关系的matlab源文件。(About buck simulation example, which has drawn buck simulink file and a relationship between output power and duty cycle of the matlab source files.)
- 2013-10-29 10:51:58下载
- 积分:1