Track 1: PHY and Fundamentals Interference characterization Cognitive radio, ultra-wideband Multihop and cooperative communications Modulation, coding, diversity Equalization, synchronization, channel estimation Space-time coding, MIMO, adaptive antennas OFDM, CDMA, spread spectrum Channel modeling and characterization Interference cancellation and multiuser detection Iterative techniques Information-theoretic aspects of wireless communications Signal processing for wireless communications Propagation models for high frequency channels Track 2: MAC and Cross-Layer Design Multiple access techniques Cognitive and cooperative MAC Collaborative algorithms MAC for mesh, ad hoc, relay, and sensor networks Network information theory Radio resource management and allocation, scheduling Cross-layer design, cross-layer security Software defined radio, RFID Adaptability and reconfigurability Wireless MAC protocols: design and analysis B3G/4G Systems, WiMAX, WLAN, WPAN QoS provisioning in MAC Track 3: Mobile and Wireless Networks Localization for Wireless Networks Network Estimation and Processing Techniques Mesh, Relay, Sensor and Ad Hoc Networks Mobility, location, and handoff management Mobile and Wireless IP Wireless Multicasting, Routing Robust routing Multimedia QoS and Traffic Management Wireless Broadcast, Multicast and Streaming Congestion and Admission Control Proxies and Middleware for Wireless Networks Wireless Network Security and Privacy Performance of E2E Protocols over Wireless Networks Interworking Heterogeneous Wireless/Wireline Networks Capacity, Throughput, Outage, Coverage Track 4: Services, Applications, and Business Emerging wireless/mobile applications Context and location-aware wireless services & applications Wireless telemedicine and e-health services Intelligent transportation systems Cognitive radio and sensor-based applications Content distribution in wireless home environment Wireless emergency and security systems Service oriented architectures, service portability SIP based services, multimedia, QoS support, middleware Innovative user interfaces, P2P services for multimedia Dynamic services, autonomic services Regulations, standards, spectrum management Test-bed and prototype implementation of wireless services Personalization, service discovery, profiles and profiling