-
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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Isotropic_Fiber_Simulations
非线性薛定谔方程求解光传输过程matlab(Isotropic_Fiber_Simulations.zip)
- 2009-06-02 11:30:11下载
- 积分:1
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QAM16_mini-project
QAM 16 Constellation, Gray Coding, Average energy, Symbol errors are done for reference and 19th constellation.
- 2014-11-13 18:25:24下载
- 积分:1
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Newton---Raphson-demand-trend
用牛顿-拉夫逊算法求解线路中的潮流运算,能够求解各节点电压降,线路网络损耗(Newton- Raphson algorithm for computing the trend line, each node can solve the voltage drop line network losses)
- 2015-03-26 21:39:17下载
- 积分:1
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59564376DAB
搭建了一个使用传统单移相控制的双有源桥仿真模型(A simulation model of dual active bridge using traditional single-phase-shift control is built.)
- 2020-12-29 20:49:00下载
- 积分:1
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nmpc
非线性模型预测 来自非线性模型预测控制书(nonlinear model pridective 来自非线性模型预测控制书)
- 2011-11-02 16:37:24下载
- 积分:1
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microphone-array-
麦克风语音增强算法的研究,原理是经麦克风采集的语音信号,经过功放使所需的信号增强(Microphone speech enhancement algorithm, the principle is captured by the microphone voice signal, the signal through the amplifier to make the necessary enhancements)
- 2011-11-14 20:35:22下载
- 积分:1
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alamouti
alamouti結合ofdm系統下
做的仿真系統。 提供大家討論使用
不懂的再與我聯絡吧(alamouti combination of OFDM systems to do the simulation system. U.S. to discuss the provision of re-use and I do not know how to contact you)
- 2008-04-15 22:19:22下载
- 积分:1
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zh
说明: 多变量内模模糊控制程序,将内模控制与模糊控制结合起来,实现更好的控制效果。(Multi-variable fuzzy internal model control procedures, the internal model control and fuzzy control combined to achieve a better control effect.)
- 2009-11-19 09:06:41下载
- 积分:1
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Incomplete
Add pilot symbols to the input data just before transmission
2. Implement cyclic prefix (CP), use 10 of symbol length. Divide the 64
input data points into 8-bit streams, generate and append the CP based
on each symbol
3. Include complex noise into transmitted signal
Organization of Transmitter end of OFDM System
a. Generate Data
b. Modulate
c. Serial to Parallel
d. Cyclic Prefix (CP)
e. Add Pilot points
f. IFFT
g. Parallel to Serial
- 2010-05-23 22:09:45下载
- 积分:1