Future Wireless Networks

Future Wireless Communication NetworksVehicles | 5G | Internet of Things | LTE

Sinem Coleri Ergen

Wireless Networks Laboratory,

Electrical and Electronics Engineering,

Koç University

Applied Research

Self Driving Car

Future

Outline

Outline

Inductive loop

Video

Microwave radar

Can wireless sensor networks compete? YES

Freeway Intersection

sensor node*

access point*

*Sensys Networks

Traffic Monitoring

Loop detector is the standard; lasts 10 years, high accuracy

Installation – Sütlüce Kavşağı

9cm

Publications

S.Y. Cheung, S. Coleri, B. Dundar, S. Ganesh, C.W. Tan and P. Varaiya, “Traffic Measurement and Vehicle Classification with a Single Magnetic Sensor”, Journal of Transportation Research Record, Feb. 2006, no. 1917. (Selected among the papers in 84th Annual Meeting, Transportation Research Board.) [pdf | link]

S.C. Ergen and P. Varaiya, “PEDAMACS: Power Efficient and Delay Aware Medium Access Protocol in Sensor Networks”, IEEE Transactions on Mobile Computing, vol.5, no.7, pp. 920-930, July 2006. (Patented the idea at UC Berkeley) [pdf | link]

S.C. Ergen and P. Varaiya, “Energy Efficient Routing with Delay Guarantee for Sensor Networks”, ACM Wireless Networks Journal (WINET), vol.13, no. 5, pp. 679-690, October 2007. [pdf | link]

S.C. Ergen and P. Varaiya, “On Multi-hop Routing for Energy Efficiency”, IEEE Communication Letters, vol.9, no.10, pp.880-881, October 2005. [pdf | link]

S. Pollin, M. Ergen, S. C. Ergen, B. Bougard, L.V. Perre, I. Moerman, A. Bahai, P. Varaiya and F. Catthoor, “Performance Analysis of Slotted Carrier Sense IEEE 802.15.4 Medium Access Layer”, IEEE Transactions on Wireless Communication, vol.7, no.9, pp. 3359-3371, September 2008. [pdf | link]

S. C. Ergen and P. Varaiya, “TDMA Scheduling Algorithms for Sensor Networks”, Springer Wireless Networks Journal (WINET), vol. 16, no.4, pp. 985-997, May 2010. [pdf | link]

Outline

Lab - Campus

SensorSensor

History of In-Vehicle Networking

sensorsensor sensorsensor

ECUECU

Body Control Module

Body Control Module

ECUECU

History of In-Vehicle Networking

sensorsensor

ECUECU

sensorsensor actuatoractuator sensorsensor

ECUECUECUECU

Body Control Module

Body Control Module

History of In-Vehicle Networking

sensorsensor

ECUECU

sensorsensor actuatoractuator sensorsensor

ECUECUECUECU

Body Control Module

Body Control Module

History of In-Vehicle Networking

sensorsensor

ECUECU

sensorsensor actuatoractuator sensorsensor

ECUECUECUECU

Body Control Module

Body Control Module

sensorsensor sensorsensor

sensorsensor

sensorsensor

sensorsensorsensorsensor

ECUECU

sensorsensor

History of In-Vehicle Networking

sensorsensor

ECUECU

sensorsensor actuatoractuator sensorsensor

ECUECUECUECU

Body Control Module

Body Control Module

sensorsensor sensorsensor

sensorsensor

sensorsensor

sensorsensorsensorsensorsensorsensor

Intra-Vehicular Wireless Sensors

engine

beneath chassis

passenger compartment

trunk

Intelligent Tire

Pirelli Cyber Tyre: the ‘Intelligent Tyre’ that ‘Speaks’ to the Car

All of one cubic centimeter in size, the self-powered Cyber Tire chip not only delivers tire inflation pressure and temperature updates in real time, it can sense – and report – on the tire’s current coefficient of friction and road contact force.

First IVWSN Example

Publications

S. C. Ergen, A. Sangiovanni-Vincentelli, X. Sun, R. Tebano, S. Alalusi, G. Audisio and M. Sabatini, “The Tire as an Intelligent Sensor”, IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, vol. 28, no.7, pp. 941-955, July 2009. [pdf | link]

C. U. Bas and S. C. Ergen, “Ultra-Wideband Channel Model for Intra-Vehicular Wireless Sensor Networks Beneath the Chassis: From Statistical Model to Simulations”, IEEE Transactions on Vehicular Technology, vol. 62, no. 1, pp. 14-25, January 2013. [pdf | link]

Y. Sadi and S. C. Ergen, “Optimal Power Control, Rate Adaptation and Scheduling for UWB-Based Intra-Vehicular Wireless Sensor Networks”, IEEE Transactions on Vehicular Technology, vol. 62, no. 1, pp. 219-234, January 2013. [pdf | link]

U. Demir, C. U. Bas and S. C. Ergen, "Engine Compartment UWB Channel Model for Intra-Vehicular Wireless Sensor Networks", IEEE Transactions on Vehicular Technology, vol. 63, no. 6, pp. 2497-2505, July 2014. [pdf | link]

Y. Sadi and S. C. Ergen, “Fast Scheduling for Delay Minimization in UWB Wireless Networks”, IEEE Communications Letters, vol. 16, no.9, pp. 1400-1403, September 2012. [pdf | link]

Y. Sadi and S. C. Ergen, "Minimum Length Scheduling with Packet Traffic Demands in Wireless Networks", IEEE Transactions on Wireless Communications, vol. 13, no. 7, pp. 3738-3751, July 2014. [pdf | link]

Outline

Inter-Vehicle Communication

Longest recorded traffic jam in the world (260 km)-Shangai/China.

Mobility & Channel Modeling

VANET: Vehicular Ad-Hoc Network

Clustered Architecture

Clustered LTE Integration

4G Integration

Publications

N. Akhtar, S. C. Ergen and O. Ozkasap, "Vehicle Mobility and Communication Channel Models for Realistic and Efficient VANET Simulation", accepted to IEEE Transactions on Vehicular Technology. [pdf | link | code]

S. C. Ergen, H. S. Tetikol, M. Kontik, R. Sevlian, R. Rajagopal and P. Varaiya, “RSSI Fingerprinting based Mobile Phone Localization with Route Constraints”, IEEE Transactions on Vehicular Technology, vol. 63, no. 1, pp. 423-428, January 2014. [pdf | link]

S. Ucar, S. C. Ergen and O. Ozkasap, "VeSCA: Vehicular Stable Cluster-based Data Aggregation", International Conference on Connected Vehicles & Expo (ICCVE), November 2014. [pdf]

I. Nizamoglu, S. C. Ergen and O. Ozkasap, "EpiDOL: Epidemic Density Adaptive Data Dissemination Exploiting Opposite Lane in VANETs", EUNICE Workshop on Advances in Communication Networking, August 2013. [pdf | link]

S. Ucar, S. C. Ergen and O. Ozkasap, "VMaSC: Vehicular Multi-hop algorithm for Stable Clustering in Vehicular Ad Hoc Networks", IEEE WCNC, April 2013. [pdf | link]

N. Akhtar, S. C. Ergen and O. Ozkasap, "Analysis of Distributed Algorithms for Density Estimation in VANETs", IEEE VNC, November 2012. [pdf | link]

S. Ucar, S. C. Ergen and O. Ozkasap, "Multi-Hop Cluster and LTE Hybrid Architecture for VANET Safety Message Dissemination", submitted.

Outline

Cyber-Physical Systems

Wireless Networked Control Systems

Wireless Networked Control Systems

Trade-off

Smaller packet error probability, delay and sampling period

Smaller packet error probability, delay and sampling period

Better control system performance

Better control system performance

More energy consumed in wireless communication

More energy consumed in wireless communication

Publications

Y. Sadi and S. C. Ergen, “Optimal Power Control, Rate Adaptation and Scheduling for UWB-Based Intra-Vehicular Wireless Sensor Networks”, IEEE Transactions on Vehicular Technology, vol. 62, no. 1, pp. 219-234, January 2013. [pdf | link]

Y. Sadi, S. C. Ergen and P. Park, "Minimum Energy Data Transmission for Wireless Networked Control Systems", IEEE Transactions on Wireless Communications, vol. 13, no. 4, pp. 2163-2175, April 2014. [pdf | link]

Y. Sadi and S. C. Ergen, "Energy and Delay Constrained Maximum Adaptive Schedule for Wireless Networked Control Systems", submitted.

Summary

Current Projects

People

Thank You!

Sinem Coleri Ergen: sergen@ku.edu.tr

Personal webpage: http://home.ku.edu.tr/~sergen

Wireless Networks Laboratory: http://wnl.ku.edu.tr