网站首页

登录

200622112110396

于 2006-06-02 发布文件大小:157KB

 0  168

下载积分: 1 下载次数: 106

我要下载

代码说明：

Abstract：Thearticleismainlydevotedtothetheoryaswellastheachievementonthemodulationanddemodulationofπ/ 4-DQPSKsysteminthesoftwareSystemView.Besides，thearticleanalysesthedynamicandstatic behaviorsoftheπ/4-DQPSKsystemaswellastheperformanceagainstnoiseundertheconditionofGaussnoise channel.Thecomparisonismadeonthespectrumandanti-noiseperformancebetweenπ/4-DQPSKandQPSK underthethesamechannel.Theresultofsimulationshowsthatthespectrumexpandingofπ/4-DQPSKissuperiortothatoftheQPSKsystem. Keywords：π/4-DQPSK；SystemView；computeraideddesign（CAD）；Matlab(Abstract: Thearticleismainlydevotedtothetheoryaswellastheachievementonthemodulationanddemodulationof pi/4-DQPSKsysteminthesoftwareSystemView.Besides, thearticleanalysesthedynamicandstatic behaviorsofthe pi /4-DQPSKsystemaswellastheperformanceagainstnoiseundertheconditionofGaussnoise channel.Thecomparisonismadeonthespectrumandanti-noiseperformancebetween pi /4-DQPSKandQPSK underthethesamechannel.Theresultofsimulationshowsthatthespectrumexpandingof pi /4-DQPSKissuperiortothatoftheQPSKsystem. Keywords: Pi /4-DQPSK; SystemView; Computeraideddesign (CAD); Matlab)

下载说明：请别用迅雷下载，失败请重下，重下不扣分！

发表评论

0 个回复

Target-tracking-point-on-the-ground
对地面点目标进行跟踪，适用于SAR正侧视成像，不适合斜视情况下跟踪(Target tracking point on the ground)

2011-05-18 18:15:52下载

积分：1
code
数字信号处理中的一些典型程序，里面有程序说明列表。(Digital signal processing in the typical procedure, there are programs that list.)

2011-04-19 22:24:45下载

积分：1
PlateLocal
matlab车牌识别程序我找了好久才找的觉得好顶一个(matlab license plate recognition program for a long time before I find the feel to find a good roof)

2007-12-29 11:56:25下载

积分：1
printdamp
控制工具箱的一点应用，希望对大家有所帮助，希望大家可以互相交流(toolbox control point applications, we want to help, we can hope that mutual exchanges)

2006-07-11 14:10:10下载

积分：1
Multipath-channel-digital-signal
通信原理课程，多径信道对数字信号的影响源程序代码！(Multipath channel digital signal)

2012-04-25 20:48:56下载

积分：1
homework
authorware小例子 1、打台球 2、古诗欣赏 3、投篮 4、移动图形 5、制作一个钟表(authorware small example 1, billiards 2, 3 poetry appreciation, shooting four, five mobile graphics to produce a watch)

2013-11-15 20:09:30下载

积分：1
Untitled
STD法模态参数识别，可识别频率，阻尼比和振型系数。(STD method modal parameter identification)

2012-11-08 10:19:30下载

积分：1
DDC
DDC 利用cIC和半带滤波器抽取实现下变频

2013-12-24 18:44:32下载

积分：1
MATLAB
说明： esn代码，稍加修改，不一定正确，上传分享(The modified ESN code is not necessarily correct. Upload and share the code.)

2020-12-17 15:29:12下载

积分：1
Rayleigh
本例程为matlab实现的单径或多径瑞利衰落信道仿真的几种例程(Matlab routines for the realization of the single-track trails or Rayleigh fading channel simulation of several routines)

2020-09-21 09:17:54下载

积分：1

696518资源总数
105873会员总数
12今日下载