OMNET PROJECTS

OMNET PROJECTS in network list is as follows,

  • Radio communication network.
  • Peer to peer network.
  • Cross layer network.

Radio communication network using Omnet++ Projects.

Radio communication is a system of telecommunication utilizing electromagnetic waves of a particular frequency range to transmit speech or other sound over long distances without wires.

OMNET PROJECTS

Features of radio communication network:

  • Radio network capacity management.
  • Coverage.
  • Conversation privacy.
  • Network manageability.
  • Location services.
  • Spectral efficiency.
  • Long Distance coverage.

Applications of radio communication network:

  • For Early warning disaster relief operations.
  • Energy saving in green radio networks.
  • Marine service.
  • Used in aeronautical applications.
  • Security.

Research on radio communication network:

  • Communication planning and coordination.
  • Achieving reliability.
  • Reduce interference issues.
  • Monitoring firefighter welfare and location on-scene.
  • Terrain.
WirelessChannelSignalBegin *signalMsg =
			    check_and_cast <WirelessChannelSignalBegin*>(msg);
			int srcAddr = signalMsg->getNodeID();
			int receptioncount = 0;			
			int cellTx = nodeLocation[srcAddr].cell;			
			list < PathLossElement * >::iterator it1;
			for (it1 = pathLoss[cellTx].begin(); it1 != pathLoss[cellTx].end(); it1++) {	if (cellOccupation[(*it1)->cellID].empty())
					continue;
				
				float currentSignalReceived = signalMsg->getPower_dBm() - (*it1)->avgPathLoss;
				if (temporalModelDefined) {
					simtime_t timePassed_msec = (simTime() - (*it1)->lastObservationTime) * 1000;
					simtime_t timeProcessed_msec =
							temporalModel->runTemporalModel(SIMTIME_DBL(timePassed_msec),
							&((*it1)->lastObservedDiffFromAvgPathLoss));
					currentSignalReceived += (*it1)->lastObservedDiffFromAvgPathLoss;
					collectHistogram("Fade depth distribution",
						     (*it1)->lastObservedDiffFromAvgPathLoss);										(*it1)->lastObservationTime = simTime() -
							(timePassed_msec - timeProcessed_msec) / 1000;
				}
				if (currentSignalReceived < signalDeliveryThreshold)
					continue;
								list < int >::iterator it2;
				for (it2 = cellOccupation[(*it1)->cellID].begin();
						it2 != cellOccupation[(*it1)->cellID].end(); it2++) {	if (*it2 == srcAddr)
						continue;
					receptioncount++;
					WirelessChannelSignalBegin *signalMsgCopy = signalMsg->dup();
					signalMsgCopy->setPower_dBm(currentSignalReceived);
					send(signalMsgCopy, "toNode", *it2);
					nodesAffectedByTransmitter[srcAddr].push_front(*it2);
				}	//for it2
			}	
			if (receptioncount > 0)
				trace() << "signal from node[" << srcAddr << "] reached " <<
						receptioncount << " other nodes";
			break;		}