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tyldfxdyMATLAB
现在的雷达都是在多脉冲观测的基础上进行检
测的,多个脉冲积累后可以有效地提高信噪比,从
而改善雷达的检测能力。积累处理可以在包络检波
前完成,称为检波前积累或者中频积累。信号在中
频积累时要求信号间有严格的相位关系,也就是说
信号是相参的,所以也称为相参积累。此外,积累
过程可以在包络检波后完成,称为检波后积累或者
视频积累。由于信号在包络检波后失去了相位信息
而只保留了幅度信息,所以检波后积累处理就不需
要信号间有严格的相位关系,因此这种积累又称为
非相参积累。实现非相参积累的方法有很多,例如
抽头延迟线积累(FIR 积累)器和反馈积累器。
()
- 2007-07-25 12:43:50下载
- 积分:1
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burst4
creates chirp train, corresponding match filter impulse response
- 2009-06-13 12:44:39下载
- 积分:1
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PPP
精密单点定位:精密单点定位程序,对于电离层、对流层、双频观测值改正等有较强的改正作用(very good!)
- 2020-10-12 11:27:32下载
- 积分:1
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QMFDesign
正交镜像滤波器的设计,从正交镜像滤波器的远离出发设计,而且从结果中观察其相位和幅度。( Design a two-channel QMF filter bank
The four filters in the filter bank are based on a lowpass prototype H(z)
which is designed by this procedure. The analysis filters are HL(z) and
HH(z) and the synthesis filters are GL(z) and GH(z),
HL(z) = H(z) HH(z) = H(-z)
GL(z) = 2 H(z) GH(z) =-2 H(-z)
- 2010-09-25 13:29:28下载
- 积分:1
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CommunicationsSignalProcessing
说明: 这是一部很好的学习通信信号处理的书籍,很适合于初学者;文中系统的讲解了通信信号方面的知识和处理算法(This is a good book to learn communication signal processing, it is suitable for beginners paper explains the system of knowledge and communication signal processing algorithms)
- 2011-03-02 20:08:15下载
- 积分:1
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BatchSimulation
As we know, the energy needed for sensors should be electrical. So the rst
step before start to work is to convert environmental energy to electrical one.
Inside the node there are dierent components for sensing the area, collecting
data and processing the data. So the main dierent part of this kind of nodes,
in compare of WSN nodes, is the power part. Once the stored energy reach
to a certain amount, the power supply for micro controller and transceiver will
start to work. They will continue to work until they have energy, as soon as the
energy nish, they stops and energy storage device start to work to save energy
again.
The other fact should be consider about EH-WSN node is that the available
energy can change in dierent nodes. So every node has its own harvesting rate.
- 2013-07-20 14:34:56下载
- 积分:1
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jungle-justice
自己做matlab与系统仿真时候的matlab代码,仿真弱肉强食系统。(My work for the course of time and system simulation matlab.It is built by matlab code.And it is simulation of jungle systems.)
- 2015-01-07 20:36:49下载
- 积分:1
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sldingmode3
高阶滑膜时变滑膜仿真,应用于非线性控制,还有绘图程序,对状态约束更强(When high-end simulation synovial synovium becomes applied to nonlinear control, as well as a drawing program, a stronger constraint on state)
- 2016-04-09 17:31:08下载
- 积分:1
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workuse
这是基于matlab的信号系统实验程序,可以完成信号系统课程的相关实验,提高信号系统课程的认识和理解。(This is based on the signaling system matlab experimental procedure, you can complete courses related experiments signaling system, improve the signal system course knowledge and understanding.)
- 2013-07-09 21:15:03下载
- 积分:1
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signal-processing
压缩文件中给出了已知系统传递函数及输入信号的情况下,求解系统输出响应的四种方法,即差分方程法,卷积法,DFT法以及滤波器设计方法;此外还包含创建窗及其频率响应的matlab设计。(Known compressed file system transfer function is given and the case of the input signal, the output response of the system to solve the four methods, namely the differential equation method, convolution, DFT method and the filter design methods Also included creating windows and its frequency response matlab design.)
- 2013-10-28 09:09:43下载
- 积分:1