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chengxu
为了提高通信系统的信息传输速率,人们提出了UWB通信系统,即Ultra-Wideband 通信系统。在UWB系统中,信号的带宽一般都在GHz的量级,这么宽的带宽造成了UWB系统和现有的通信系统频谱的重叠。为了降低对现有通信系统的影响,UWB信号的设计需要满足一定的频谱模板。如果一个信号的频谱基本满足频谱模板的规定(即在绝大部分频段内功率小于规定区间的上限),我们可以认定其为一个UWB信号。(In order to improve communication systems, information transmission rate of UWB communications systems have been proposed, namely, Ultra-Wideband communication systems. In the UWB system, the signal bandwidth will generally be in the order of GHz, caused such a wide bandwidth of UWB system and the existing communications system spectrum overlap. In order to reduce the impact of the existing communication systems, UWB signal design needs to meet certain spectral mask. If a signal spectrum can basically meet the spectral mask (that is, in most of the provisions of band power is less than the maximum range), we can assume it as a UWB signal.)
- 2009-11-29 09:54:29下载
- 积分:1
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m4
说明: 这是国外一本经典教材附带的程序,通信系统的matlab实现,所含例子丰富(This is a classic foreign materials attached to the procedures, communications systems to achieve matlab contains abundant examples of)
- 2009-05-21 20:33:44下载
- 积分:1
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PnGen
说明: 使用matlab编写的PN序列函数,用来生成PN序列,里面有大量说明(use Matlab prepared by the PN sequence function, used to generate PN sequence, there are extensive notes)
- 2006-05-10 08:17:12下载
- 积分:1
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chirp
微波啁啾延迟线设计程序。压缩包中,Chirp_z.m为计算等效电路中的阻抗分布。W_h.m为等效线宽的分布。结合相关的三维设计软件,可以设计出具有线性群时延特性的延迟线。(Microwave chirped delay line design program. Compressed packages, Chirp_z.m distribution for computing the impedance of the equivalent circuit. W_h.m equivalent linewidth distribution. 3D design software, you can design a linear group delay characteristics of the delay line.)
- 2012-10-22 21:58:00下载
- 积分:1
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CHAP5_4
此代码为基于遗传算法摩擦模型参数辨识的PID控制MATLAB仿真代码(This code is based on genetic algorithm for parameter identification of friction model simulation of PID control of MATLAB code)
- 2009-11-03 14:25:00下载
- 积分:1
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MatlabMfiles
说明: 如何用MATLAB编写有限元程序,对进行有限元开发有很大帮助。(How to write MATLAB finite element program, the development of the finite element of great help.)
- 2010-04-22 10:27:54下载
- 积分:1
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new-51-MPU
周立功公司提供的《51单片机新技术》
(Ligong weeks provided by the company )
- 2008-03-29 13:35:18下载
- 积分:1
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matlab3program
很好的基于matlab仿真的一段程序 是刚开始学习控制类课程的好材料 可以好好地参考一下哦(Matlab simulation of a program is just beginning to learn to control courses materials can have a good reference
)
- 2012-05-13 15:57:18下载
- 积分:1
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Euler
数值计算里经典的欧拉算法的源程序,采用matlab写的,对理解欧拉算法有很大的帮助作用。(Numerical calculation in the classical Euler algorithm source code, using matlab write, for understanding Euler algorithm has a great help.)
- 2013-11-13 23:42:59下载
- 积分:1
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UKF应用于GPS-IMU组合导航系统的MATLAB代码
UKF应用于GPS-IMU组合导航系统的MATLAB代码(UKF for the PS-IMU GNC system of MATLAB code)
- 2020-07-02 04:40:01下载
- 积分:1