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carrier-modulation
多载波调制(Multicarrier Modulation)采用了多个载波信号。它把数据流分解为若干个子数据流,从而使子数据流具有低得多的传输比特速率,利用这些数据分别去调制若干个载波。所以,在多载波调制信道中,数据传输速率相对较低,码元周期加长,只要时延扩展与码元周期相比小于一定的比值,就不会造成码间干扰。因而多载波调制对于信道的时间弥散性不敏感。多载波调制可以通过多种技术途径来实现,如多音实现(Multitone Realization)、正交多载波调制(OFDM)、MC-CDMA和编码MCM(Coded MCM)。其中,OFDM可以抵抗多径干扰,是当前研究的一个热点。(Multi carrier modulation (Multicarrier Modulation) uses multiple carrier signal. It decomposes a data stream into a plurality of sub data stream, so that the sub data stream transmission bit rate is much lower, respectively to a plurality of carrier modulation using these data. )
- 2014-11-26 20:06:23下载
- 积分:1
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LMS_Newton
用于仿真牛顿LMS算法(for LMS algorithm simulation Newton)
- 2005-01-18 13:28:56下载
- 积分:1
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SimulinkTutorial
a tutorial for simulink on matlab
- 2010-11-25 19:29:07下载
- 积分:1
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flightdesignprogramusingmatlab
说明: 飞机设计的相关程序,全机总体参数计算程序 ,全机气动曲线计算程序 ,机翼载荷分布计算程序,巡航状态纵向动稳定性计算程序
,横航向稳定性计算程序,平飞速度范围计算程序,螺旋桨特性计算程序
(program about flight design including most of problems in flight design)
- 2010-03-20 02:03:16下载
- 积分:1
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myPingV2
说明: 精度测试时延,基于原始套接字,高精度的测量,大学实验用很好(Socket)
- 2010-04-11 21:07:07下载
- 积分:1
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jieyue-signal
阶跃信号与正弦信号调制,在同一张图纸上绘制四个子图。这是一个很基础的编程应用。(Step signal with a sinusoidal signal modulation, drawn with a drawing on four subgraphs. This is a very basic programming application.)
- 2013-03-20 20:07:36下载
- 积分:1
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telerobot
遥控机器人,双向力反馈控制
附带了英文任务书
第一个simulink是普通力反馈控制
第二个是波变换的(Remote control robot, two-way force feedback control comes first book in English task force feedback control simulink ordinary second is a wavelet transform)
- 2014-11-23 23:54:50下载
- 积分:1
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Matlabjieweifen(ODEPPDE)
matlab解微分方程的方法,从常微分开始,比较详细(matlab solutions of differential equations)
- 2014-12-29 09:25:54下载
- 积分:1
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lab3_sampling_zia
also contains the code to read the letters
- 2013-03-13 18:21:35下载
- 积分:1
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Yokoi
说明: Matlab code for Getting Yokoi number
It is useful tool to Mark the Yokoi number of image
- 2019-01-15 20:39:46下载
- 积分:1