DDS实现AM调制、DSB调制【Matlab】【FPGA】【Vivado】【信号处理】【通信原理】【软件无线电】 一、为什么要调制 调制(modulation)就是对信号源的信息进行处理(低频),加到载波上(高频),使其变为适合于信道传输的形式。 无线电传输时,频率越高,波长越小,发射时需要的天线也越短。 式中,λ为波长(m);c为电磁波...
利用MATLAB编程语言实现对双音AM信号的调制与解调,给出不同信噪比情况下的解调结果对比。关键词:AM信号,调制,解调,信噪比,MATLAB PAGE 20 Modulation and demodulation of AM signal based on MATLAB Abstract: Society becomes more developed now, science and technology in the update, in which signal and analog...
利用MATLAB编程语言实现对AM信号的调制,给出不同调制系数情况下的调制结果对比。 关键词:AM信号,调制,调制系数,功率,MATLAB Modulation of AM signal based on MATLAB Abstract: Society becomes more developed now, science and technology in the update, in which signal and analog circuits often used in ...
关键字:MATLAB AM调制 解调 The main research AM modulation and demodulation, by a mathematical model, using MATLAB simulation, has been AM modulated wave waveforms and frequency spectrum. Changing the modulation factor m, to obtain an AM modulated signal in the amplitude modulation verification process...
利用MATLAB编程语言实现对双音AM 信号的调制与解调,给出不同信噪比情况下的解调结果对比。 关键词:AM信号,调制,解调,信噪比,MATLAB . . ModulationanddemodulationofAMsignal basedonMATLAB Abstract:Societybecomesmoredevelopednow,scienceandtechnologyintheupdate,inwhich signalandanalogcircuitsoftenusedinmodulationand...
英文缩写英文全称中文名称AMAmplitudeModulation幅度调制AWGNAdditiveWhiteGaussianNoise加性高斯白噪声参考资料 [1]通信原理(第六版)樊昌信曹丽娜编著国防工业出版社2007年1月文档组织报告第二部分给出了AM调制解调的基本原理;第三部分给出了系统在MATLAB里面的程序调试及仿真;第四部分给出了各仿真模块输出时域和频域波形,...
Amplitude modulation and demodulation is implemented with basic equations. It can be run without having communication toolbox. Cite As Ashwini (2025).AM Mod-Demod(https://www.mathworks.com/matlabcentral/fileexchange/25885-am-mod-demod), MATLAB Central File Exchange. RetrievedApril 17, 2025. ...
工程中AM调制方法分析与MATLAB仿真
Amplitude Modulation 幅度调制 AWGN Additive White Gaussian Noise 加性高斯白噪声 1.3参考资料 [1]通信原理〔第六版〕樊昌信 丽娜 编著 国防工业 2007年1月 1.4文档组织 报告第二局部给出了AM调制解调的根本原理;第三局部给出了系统在MATLAB里面的程序调试及仿真;第四局部给出了各仿真模块输出时域和频域波形,并比...
MATLAB Online에서 열기 %OFDM_basic.m clearall NgType=1;%NgType=1/2 for cyclic prefix/zeropadding ifNgType==1, nt='CP';elseifNgType==2, nt='ZP'; end Ch=0;%Ch=0/1 for AWGN/multipath channel ifCh==0, chType='AWGN'; Target_neb=100;...