source: proiecte/ptvs/src/vnsim/network/dsrc/NoiseMonitor.java @ 31

/************************************************************************************
 * Copyright (C) 2008 by Politehnica University of Bucharest and Rutgers University
 * All rights reserved.
 * Refer to LICENSE for terms and conditions of use.
 ***********************************************************************************/
//Petroaca - object which measures the interference and noise on the station for the duration of a frame
package vnsim.network.dsrc;

import vnsim.map.object.Globals;

public class NoiseMonitor
{
        private double InterferenceAndNoiseLevel;
        // the Signal to Interference/Noise Ratio threshold
        
        //the natural noise an antenna experiences
        private double thermalNoise;
        
        //constructor - initialising the IAndN with the value of the thermalNoise and the SINRThreshold with the value best suited for the type of modulation
        public NoiseMonitor(double thermalNoise)
        {
                this.thermalNoise=thermalNoise;
                this.InterferenceAndNoiseLevel=this.thermalNoise;
        }
        
        //when the frame time changes the interference returns to its initial value
        public void refreshInterference()
        {       
                        this.InterferenceAndNoiseLevel=this.thermalNoise;       
        }
        
        
        public void addInterference(double receivedPower)
        {
                this.InterferenceAndNoiseLevel+=receivedPower;
        }
        
        public double getInterference()
        {
                return this.InterferenceAndNoiseLevel;
        }
        
        public double getThermalNoise()
        {
                return this.thermalNoise;
        }
}