· IMT-2000 systems
· Beyond 3G and 4G systems
· Innovative concepts for future mobile   and wireless communication systems
· Fixed and nomadic wireless access
· Relaying and user cooperation
· Spectrum sharing and coexistence
· Radio resource management and   allocation
· Wireless access techniques
· Cross-layer design and optimisation
· Experimental systems and field trials
· Heterogeneous wireless networking
· Convergence of networks
· End-to-End QoS provision

· Wireless network architectures and   deployments
· Ultra-wideband communications
· Wireless LAN and PAN
· Wireless and Mobile IP
· Wireless ad-hoc and sensor networks
· Digital audio and video broadcasting
· Novel wireless switching and routing   techniques
· Mobility management
· Traffic control and engineering
· Modelling, analysis and simulation of   mobile and wireless systems
· Innovative services and applications
· Service and middleware platforms

· Location based services and   positioning
· Security and privacy
· Software radio and
  re-configurability
· Satellite communications and High   Altitude Platforms
· Coding, modulation and   equalization
· Wireless propagation and channel   modelling
· MIMO techniques and smart   adaptive antennas
· Space-time coding and diversity
· Signal processing for wireless   systems