print_function # Python2compatibilityimportmathimportmatplotlib.pyplot as pltimportnumpy as npimportcommpy.channelcoding.convcode as ccimportcommpy.channels as chanimportcommpy.links as lkimportcommpy.modulation
broadband. (indigitalit’s baseband/low frequency). Examples of modulation areBPSK, QPSK and QAM...antenna basics Thedigitalbaseband bits and signals cannot travel through air/space or antennas. 智能推荐 QPSK调制与解调(matlab) QPSK调制解调目录 一、仿真要求 二、仿真方案详细设计 三、仿真结果及结论...
s = 2*ip-1; % BPSK modulation 0 -> -1; 1 -> 0 % Alamouti STBC sCode = zeros(2,N); sCode(:,1:2:end) = (1/sqrt(2))*reshape(s,2,N/2); % [x1 x2 ...] sCode(:,2:2:end) = (1/sqrt(2))*(kron(ones(1,N/2),[-1;1]).*flipud(reshape(conj(s),2,N/2)))...
Code Issues Pull requests This repository provides a simple python script for getting experience with common modulation techniques i.e. QAM, PSK, ASK and BPSK simulationconstellationcommunicationstime-domainfrequency-domaindemodulationmodulationqamqpskbpsk ...
,Quadrature Amplitude Modulation)是一种在两正交载波上进行幅度调制的调制方式。这两个载波通常是相位差为90度(π/2)的正弦波,因此被称作正交载波。这种调制因此而得名。在QAM中,数据信号由相互正交的两个载波的幅度变化。 这个 QAM调制 移动通信 三极管 高通滤波 转载 ghpsyn 2月前 27 python ...