-
200622112110396
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)
- 2006-06-02 19:35:58下载
- 积分：1
-
Interupt_jammming
灵巧噪声的间歇采样转发干扰的matlab实现(Intermittent sampling smart repeater jamming noise matlab implementation)
- 2014-03-18 23:27:23下载
- 积分：1
-
julei
用MATLBA实现聚类，简单好用，适合初学者(Clustering in with MATLBA, easy to use, suitable for beginners)
- 2010-07-28 19:49:22下载
- 积分：1
-
FTF1
有关谐波检测信号分析，进行傅里叶变换得到负载信号的幅值和相位(The harmonic detection signal analysis, Fourier transform of the signal' s amplitude and phase of load)
- 2010-09-19 10:03:24下载
- 积分：1
-
Frenchentropy
get the entropy of french book
- 2009-12-08 06:17:12下载
- 积分：1
-
current
采用matlab软件进行的移相全桥仿真研究（恒电流）(Carried out using matlab software simulation of phase-shifted full-bridge (constant current))
- 2010-11-29 11:30:08下载
- 积分：1
-
homef11x1copy
通过时空变换的方法对超声导波模态提取，可以用于声发射和超声导波提取模态用(Through time and space to transform Ultrasonic Guided Wave Mode extraction, can be used for acoustic emission and ultrasound guided modal wavelet extraction using)
- 2009-04-28 21:22:57下载
- 积分：1
-
yuop
说明： 可以很好的结合现有的信号数据进行分析和处理，得到一定优化效果(Can be a good combination of existing data analysis and signal processing, to a certain optimal results)
- 2010-04-11 15:21:22下载
- 积分：1
-
template-maching
模板匹配的一般实现算法和快速模板匹配的算法，简单的小程序。(The general template matching algorithm and fast template matching algorithm, simple little program.)
- 2011-04-26 22:14:31下载
- 积分：1
-
LPC
利用LPC算法实现对于语音信号的特征提取，将一帧的语音信号用简化模型的参数来表示(The use of the LPC algorithm to extract to achieve For the the characteristics of of the voice signal, will the the a of the voice to represent the by the signal with a simplified the the the parameters of of the model)
- 2012-06-05 23:03:16下载
- 积分：1
