78 resultados

It is a modified version 802.11a

Representation of OFDM signal with PAPR reduction using Clipping and SLM Techniques.

The function returns constellation points and bit mappings specified in the DVB-S2 Standard.

These files show the SER and BER ( image data) for BPSK, QPSK, and 8PSK with Gray coding

ASK, OOK, FSK, BPSK, QPSK, 8PSK modulations.

ASK, OOK, FSK, QPSK modulators and demodulators.

This is one of the first approachs to a LTE Simulink model in Mathworks.

This model is part of my Quadrotor project

Homework solutions in Digital and Analog Communication Systems, 7th Ed, Pearson Prentice-Hall, 2007

OFDM_Class is a general infrastructure for any type of simulation of OFDM-systems

Quadrature Phase Shift Keying Signal generator

Plots BER Curves for Different Modulation Schemes.

BER Imitation Modeling of Satellite Comm System with QPSK-OFDM using LS Estimation in Rician Multipath Frequency-Selective Channel

QPSK Modulation in Rayleigh Channel.

BER

Computes the BER of Rotated & interleaved QPSK schemes

Simulation BER of QPSK transmission over noise

QPSK Modulation BER Curve

Good approach to LTE standard's implementation.

Simulates DSSS QPSK performance in presence of interference.

OFDM performance over Rayleigh fading channel (Theory and simulation)

ASK, OOK, BPSK, QPSK, 8PSK

Modulate Digital signal (QPSK,ASK,FSK,QAM...) Analog signal (AM,FM,PM)

QPSK modulation with 50% SRRC pulses, NDA TED and DD PED recovery loops

WiMAX Physical and MAC Layer

Template for signal manipulation GUI.

OFDM over frequency selective wireless channels

This upload will be helpful for students which demonstrates the QPSK waveforms.

This model implements a contemporary symbol timing and carrier recovery scheme for 2-256 QAM.

A very simple simulations of digital modulations using system generator for Xilinx FPGAs

Received image with noise show the performance of QPSK,16-QAM and 64-QAM

Appropriate report, code file and figure are added together into the archive.

OFDM Implementation using QPSK Modulation

Updated version of PSK31 communication standard that is now R2013B compliant.

This m-file shows a baseband simulated version of QPSK with Gray coding (Rayleigh fading and AWGN ad

This m-file simulates MPSK (theoretical and simulated) with Gray coding

Material used in the "Fixed-Point Made Easy for FPGA Programming" webinar.

This program is used to calculate the Bit Error Rate (BER) of QPSK in an Additive White Gaussian Noi

Simulate BER vs. Eb/No(db) for different types of modulations,coding and interleaving.

OFDM Implementation using QPSK Modulation

a program for QPSK modulation and spectrum analysis

qpsk transmitter

its qpsk modulation

Modified version of QPSK Transmitter and I/Q Correlator Receiver

This file includes QPSK Modulatian and Demodulation Simulink Model

BPSK, QPSK and 16QAM DSSS Tx and Rx with multipath channel

QPSK Modulation

A model to simulate carrier and timinf recovery loops in a QPSK modulation system.

The BER of QPSK scheme over AWGN & Rayleigh fading channel.

a simple qpsk modulation for understanding

Simulates the symbol error rate for QPSK modulation scheme

Bit Error Rate Binary Phase Shift Keying BER QPSK

Digital modulation techniques

This Matlab code transmits the recorded audio signal and transmits over the additive white Gaussian channel (AWGN) using QPSK modulation.

Physical layer implementation (PI/4-DQPSK) of TETRA acording to ETSI EN 300 392-2 V3.4.1

By running this CODE you can get the Constellation Diagram and the waveforms of the signals.

This program simulates the 5.5 Mbps Complementary Code Keying modulation and demodulation

Set of laboratory exercises to demonstrate Mathworks HDL Coder with MATLAB entry.

Sim-model of OQPSK channel for Noise-immunty research

Generates a MatLab-code expression for the exact theoretical BER for Gray-coded 2^2n-QAM modulation