MATLAB Code for QPSK Modulation and Demodulation 因为在学习5G物理层,一直很忙,没有时间。最近稍有...
6、n is simpler and more suitable for FPGAimplementation, system reliability is also higher. Through the analysis of the simulation waveform shows, the program achieved good QPSK modulation and demodulation functions.Keywords;FPGA;QPSK;modulation;demodulation弓I言11工作环境21.1 QPSK的简介21.1.1QPSK 原理...
关键词:四相相移键控调制解调FPGAAbstract:ThispaperwillresearchdigitalQPSKdemodulationsystemdesignandrealizationbasedonFPGA,anduseHDLtoaccompilishthesimulationofQPSKModulationanddemodulationinAIteraQuartusⅡsoftware.Keywords:QPSKModulationDemodulationFPGA【中图分类号】TN915,05【文献标识码】B文章编号1606—5123(2013)...
matlabberqam-modulationgvdqpsk-modulation UpdatedAug 29, 2022 MATLAB C-libraries for QPSK modulation and demodulation ccmakecppfloating-pointqpskshared-libraryqpsk-modulationqpsk-demodulation UpdatedOct 8, 2023 C Contains ( QPSK, 16 QAM, DBPSK, DQPSK) modulation schemes from scratch in MATLAB. ...
5%carrier frequencyformodulation and demodulation 6fc=5e6; 7%QPSK transmitter 8data=100;%码数率为5MHZ%原码个数 9rand_data=randn(1,data); 10fori=1:data 11ifrand_data(i)>=0.5 12rand_data(i)=1; 13else 14rand_data(i)=0; 15end ...
1)QPSK modulationQPSK调制 1.Design the schemes of all digital DS-QPSK modulationand demodulation of the high speed Direct Sequence Spread Spectrum communication system.论文围绕高速扩频通信系统设计的DS-QPSK调制解调技术展开,主要研究了直扩发射,接收机中的扩频,数据调制,伪码快捕与跟踪、载波同步、数据解调等...
5%carrier frequencyformodulation and demodulation 6fc=5e6; 7%QPSK transmitter 8data=100;%码数率为5MHZ%原码个数 9rand_data=randn(1,data); 10fori=1:data 11ifrand_data(i)>=0.5 12rand_data(i)=1; 13else 14rand_data(i)=0; 15end ...
of the principle of block diagrams, focuses on the MATLAB SIMULINK software emulation in on QPSK modulation and demodulation the process how to build a simulation model, through the operation of simulation model, I get signal in QPSK modulation and demodulation adjustment process domain change figure...
In the paper, the principle of the QPSKs modulation and demodulation were introduced in brief and the performance of the system at white Gaussian noise 四相相位调制解调是利用载波的四种不同相位差来表征输入的数字信息,是四进制移相键控。QPSK是在 时的调相技术,它规定了四种载波相位,分别为0°,90°,...
addition, this design employs phase selection ,compared with the PM demodulation method,phase selection is simpler,more suitable for FPGA implementation,the reliability of the system is higher.The analysis of simulation waveform indicates that the programme achieves QPSK modulation and demodulation ...