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Communications and Networking Research

Communications and Networking Research. Winston Seah School of Engineering and Computer Science Victoria University of Wellington. Research Scope. Spanning Physical to Transport layers Key interest areas: Cognitive radio networks Mobile/wireless multihop and sensor networks

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Communications and Networking Research

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  1. Communications and NetworkingResearch Winston Seah School of Engineering and Computer Science Victoria University of Wellington

  2. Research Scope • Spanning Physical to Transport layers • Key interest areas: • Cognitive radio networks • Mobile/wireless multihop and sensor networks • network measurement and traffic analysis • NGN/4G/5G • MIMO systems • wireless channel modeling • Other areas of expertise: • Communications signal processing such as signal separation, multichannel systems and tracking • Underwater networking • Theoretical approaches to networking based on game theory, queueing theory, etc.

  3. Group Members

  4. Research Areas (Pawel Dmochowski) • Multiple Antenna Systems • Timing Synchronisation in MIMO receivers. • Effects of spatial correlation on system performance • Cognitive Radio • Interference Modelling and Mitigation Strategies. • Impact of imperfect channel knowledge on system capacity

  5. Research Areas (Pawel Dmochowski) • Green Communications • System Optimisation • Fundamental Information Theoretic implications Software Defined Radio Implementations

  6. Research Areas (Winston Seah) • Robust e2e wireless multi-hop protocols for harsh environments, e.g. • Powered by ambient energy harvesting where energy source is irregular and unpredictable • Underwater with acoustic communications ; • Presence of strong interference from metallic objects (construction sites, warehouses, ...); • Adverse weather conditions (heavy rain, snow, sleet, etc);

  7. Application Areas (Winston Seah) • Green wireless technology for: • Structural health monitoring • Agriculture and farming • Environmental monitoring • Logistics • Healthcare • Monitoring and surveillance for Homeland security

  8. Research Areas (Qiang Fu) • Network congestion control and QoS provisioning • Transport layer protocols in high bandwidth-delay-product (BDP), wireless and harsh environments. • Parallel data transmissions (including multipath transmission). • Clean-state design of the Internet.

  9. Research Areas (Qiang Fu) • Network measurement and traffic analysis • Correlation between network flows. • Difference between Internet core networks and wireless access networks. • Measurements revealing user and application behaviours and security implications. • Cross-layer coordination • Cross-layer coordination using software-defined radio (SDR).

  10. Research Focus (Paul Teal) • Signal Processing for Communications, Acoustics and Biomedical Devices • Blind Source Separation • Bayesian Tracking • Machine Learning • Nonlinear System Modelling • Convex Optimization

  11. Application Areas (Paul Teal) • Signal Processing for: • Mobile MIMO channel prediction • Foetal heart beat detection • Seziure Detection • Cochlear modelling • Sonar • Acoustic holography • Radioisotope identification for Homeland security • Seismic tremor detection

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