Hi guys! This repository contains the code for QPSK (Quadrature Phase Shift Keying) and QAM (Quadrature Amplitude Modulation), written in MATLAB. Hope you like it.

5) I have made Matlab program for BPSK and QPSK BER comparision with Sinc Pulse shaping without Channel at noisy environment. 6) I have made Matlab and C program for OFDM-BPSK BER at noisy environment ...

In order to better and more intuitively understand the modulation and demodulation principle of multi-carry frequency shift keyying, this paper analyzes the modeling and demodulation of QPSK with the ...

Subscribe here to receive similar articles over e-mail whenever Krishna Pillai publishes an article on his site. The article compares various digital modulation schemes like BPSK, QPSK, PAM, 16PSK, ...

The simulation of the system proves all the features mention above. They have designed the system using VHDL codes in Xilinx & analog filter simulation in Matlab.

ABSTRACT: The manuscript developed an optimal frequency band transmission system structure of QPSK. The software programming experiment of this complete QPSK optimal band transmission system is ...

Multi-input frequency shift keyying can overcome the problem of low band utilization rate in the process of binary frequency shift keyying, and has a wide practical application range. In order to ...