一、正交幅度调制(QAM)的产生二、正交幅度调制(QAM)的解调三、正交幅度调制(QAM)的Matlab仿真 1、QAM信号波形和星座图仿真 2、QAM信号调制解调仿真四、Matlab源码 1、QAM信号波形和星座图仿真源码 2、QAM信号调制解调仿真源码 本节内容 正交幅度调制,又称为正交振幅键控,QAM(Quadrature Amplitude Modulation)。 多进...
Gray Code AGray code, also known as a reflected binary code, is a system where the bit patterns in adjacent constellation points differ by only one bit. Extended Capabilities C/C++ Code Generation Generate C and C++ code using MATLAB® Coder™. ...
【摘要】 一、PCM编码+QAM调制简介 1 PCM 数字信号是对连续变化的模拟信号进行抽样、量化和编码产生的,称为PCM(Pulse Code Modulation),即脉冲编码调制。 脉冲编码调制就是把一个时... 一、PCM编码+QAM调制简介 1 PCM 数字信号是对连续变化的模拟信号进行抽样、量化和编码产生的,称为PCM(Pulse Code Modulation)...
数字信号是对连续变化的模拟信号进行抽样、量化和编码产生的,称为PCM(Pulse Code Modulation),即脉冲编码调制。 脉冲编码调制就是把一个时间连续,取值连续的模拟信号变换成时间离散,取值离散的数字信号后在信道中传输。脉冲编码调制就是对模拟信号先抽样,再对样值幅度量化,编码的过程。 抽样,就是对模拟信号进行周期性...
[3] Dwivedi P , Ranjan A , Srivastava A . Simulation of M-ary QAM and M-ary PSK Modulation Techniques Using MATLAB GUI[J]. Social Science Electronic Publishing. [4] Raza M S . MATLAB code for M-array QAM modulation[J]. ⛳️ 代码获取关注我 ...
1.算法仿真效果 matlab2022a仿真结果如下: 2.算法涉及理论知识概要 随着通信技术的飞速发展,高阶调制格式如32QAM(32-Quadrature Amplitude Modulation,32进制正交幅度调制)在高速数据传输中得到了广泛应用。然而,由于信道失真、噪声干扰等因素,接收端往
you can rum these files by my_speech.m file, taking an value like my_speech(64, 'qam') in the command window of MATLAB.Cite As Santosh Shah (2025). M-QAM modulation and demodulation (https://www.mathworks.com/matlabcentral/fileexchange/14809-m-qam-modulation-and-demodulation), MATLAB ...
QAM Modulation, Demodulation, Detection, and Eye... Learn more about signal processing, digital signal processing, raised cosine, square wave, baseband modulation, eye diagrams, quadrature amplitude modulation (qam), demodulation, detection blocks
General QAM Modulation and Demodulation Copy Code Copy Command Create the points that describe a hexagonal constellation. Get inphase = [1/2 1 1 1/2 1/2 2 2 5/2]; quadr = [0 1 -1 2 -2 1 -1 0]; inphase = [inphase;-inphase]; inphase = inphase(:); quadr = [quadr;quad...
Generate C and C++ code using MATLAB® Coder™. GPU Arrays Accelerate code by running on a graphics processing unit (GPU) using Parallel Computing Toolbox™. expand all R2024a:Enhance output data type support R2023b:Add GPU array support ...