ikom - comnets mobile research center – communication networks communication networks &...

ikom - ComNetsMobile Research Center – Communication Networks

Communication Networks& Logistics

Prof. Dr. Carmelita GörgUniversity of Bremen

ComNets Group


Universität BremenFaculty FB1ComNets participations: MRC Mobile Research Center tzi – ikom

Center for Information and Communication Technology LogDynamics:

Bremen Research Cluster for Dynamics in Logistics ...


Main Research Topics Next Generation Mobile and Wireless Networks Heterogeneous Networks, e.g. Mobility Support Ad hoc Protocols Sensor Networks Simulation Techniques Application Areas:

Communication Services, Logistics, Telemedicine, wearable computing @ work, …

ikom - ComNetsMobile Research Center – Communication NetworksMaster Courses

CIT: Communication and Information Technology IAE: Information and Automation Engineering

Courses start in April Application deadline: October 15 Duration: 2 years

For further information see: www.msc-cit-iae.uni-bremen.de


Mobile NetworkStandards

Mobile DataServices

Networking Technology

TransponderTechnology

End User Devices

Location Based Services

TransportHandling

CargoConveyor

Intermodal TransportTechnology

MaschineLearning

TelematicsInteroperability

NetworkSecurity

Technology Developments

CRC 637: Collaborative Research Center

Autonomous Control


RFID andSensor

Technology

WirelessCommunication

Networks

UbiquitousComputing

PositioningSystems

Telematics

intelligent cargo, transit equipment and transportation systems

permanent localisation, identification and communication with and between these logistic objects

autonomous cooperating logistic objects

Technological

Basis

CRC 637

ikom - ComNetsMobile Research Center – Communication NetworksCommunication Gateway

Transparent Network Change for Data provider Data receiver

Internet802.15.4

Means of Transportation

UMTS

WLAN

Bluetooth

GPRS

Intelligent Container Platform

VPN Server:Fixed IP Address,

Fixed VPN IP Address:10.11.12.1 and

10.11.12.10

Visualisation GUI:Fixed VPN IP Address:

10.11.12.20

PC/104:Varying IP Address.

Fixed VPN IP Address: 10.11.12.2

VPN-Tunnel


Autonomic Network Selection as Support for Autonomic Logistic Processes

ikom - ComNetsMobile Research Center – Communication NetworksCRUISE: Network of Excellence

Sensor Networks

WP 123 Leader: Software Tools for Modelling, Design and Simulation

Mainly routing for sensor networks, gateways & service discovery, cross layer, self organisation, applications for sensor networks

ikom - ComNetsMobile Research Center – Communication NetworksProtocols and Data Aggregation in

CRUISE

MACProtocols

RoutingProtocols

E2E TransportProtocols

PHYLayer

X-La

yer O

ptim

izatio

nTech

niq

ues

Data Aggregation &Fusion Techniques

•Topology-based optimizations•Clustering techniques

•Clustering impact on Routing Protocols•Mobility related aspects

•Physical parameters impact on XLayer

Wireless Sensor Networks: http://www.ist-cruise.eu/

ikom - ComNetsMobile Research Center – Communication NetworksWireless Sensor Networks (WSN)

Single-Hop

Multi-Hop

IP network

IP network

ikom - ComNetsMobile Research Center – Communication NetworksSimulation Tools for WSNs

TOSSIM ns-2 OMNeT++ Avrora OPNET GloMoSim (Qualnet) ATEMU EmStar SENS

J-Sim(JavaSim) ModelNet LECSim NESLSim WiSeNet JiST / SWANS SwarmNet AlgoSenSim Netwiser ...

ikom - ComNetsMobile Research Center – Communication NetworksPerformance Metrics in WSN Simulations

Quality of ServiceData rate, Delay, Jitter, Error rate

Energy efficiencyEnergy per bit, Energy per event, Network lifetime

ScalabilityPerformance metrics independent of size of network

RobustnessFull functionality of the WSN also with failed nodes

ikom - ComNetsMobile Research Center – Communication NetworksSimulation Tool Comparison Criteria

Architectural features Simulator/Emulator Transferability of the code Supported Architectures Executable on which platforms GUI, API etc. Statistical Support Parallel simulation

Project issues License Cost Status

Models Propagation models Sender models Receiver models Antenna models Mobility models Supported standards

Languages and Formats Programming language

Of the tool Of the models

Scenario description format

ikom - ComNetsMobile Research Center – Communication NetworksTOSSIM

Contained in TinyOS Implemented in Java Executes real TinyOS applications GUI: TinyViz Scenarios and mobility by Python

scripts Propagation models:

Empirical Fixed Radius Adjustable BER

Extensions: PowerTOSSIM Tython

[Philip Levis, Nelson Lee, Matt Welsh, David Culler]

ikom - ComNetsMobile Research Center – Communication NetworksKnowledgebase

CRUISE WP123 WSN Simulation Tool KnowledgebaseSimulation Tool Comparison MatrixSimulation Tool DetailsSimulation Models

http://www.ist-cruise.eu/ http://www.ist-cruise.eu/cruise/

Public%20documents/wp123-wsn-simulation-tool-knowledgebase/

ikom - ComNetsMobile Research Center – Communication NetworksSimulation Scenario

TOSSIM:

[Yuan Shaoping]

ikom - ComNetsMobile Research Center – Communication NetworksSimulation Scenario

TOSSIM:

[Yuan Shaoping]

Incident CommanderFirefighterLifeline Nodes (Active)

ikom - ComNetsMobile Research Center – Communication NetworksAnnouncing WSN Services to the

Internet

IP networkServiceTOSBaseServiceApplication

WSNServiceDaemon

2. Forward discovered WSN Motes & Services over USB to WSN

ServiceDaemon

1. Announce Motes & Services

3. Forward WSN Motes & Services received over USB

4. Discover Motes & Services

ikom - ComNetsMobile Research Center – Communication NetworksAnnouncing Internet Services to the

WSN

IP networkServiceTOSBaseServiceApplication

WSNServiceDaemon

3. Forward Internet Services received over USB

4. Discover Services

2. Forward discovered Internet Services over USB to ServiceTOSBase

1. Announce Services

ikom - ComNetsMobile Research Center – Communication NetworksWSN Measurements

RSSI LQI

[Uday Kumar Adusumilli](0, 20)

[20, 50)

[50, 90)

≥ 90

LQI

(-133, -105]

(-105, -85]

(-85, -65]

(-65, 0]

RSSI (dBm)


FIND/ GENIEU FP 6/7

USA •FIND

•28 small independent projects

•GENI in preparation

Europe • FP 6 • FP 7

• Network of the Future• 4WARD

• FIRE

Korea • Fundamental Technologies for FI (national project by IITA)

Japan • New Generation Networks

• AKARIChina …

New Gen.Networks

Major Future Internet Initiatives


One Idea in 4WARD: Network Virtualization

Management of Virtual Networks

Provisioning of Virtual Networks(on-demand instantiation of virtual networks)

Substrate

Virtualized Substrate

VirtualNetwork

VirtualNetwork

Virtualization of Resources(partitioning of physical infrastructure into “slices”)

WA DR

4


Thank you

For more information and publications etc.

please visit

www.comnets.uni-bremen.de

ikom - comnets mobile research center – communication networks communication networks &...

Documents