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Applied Signal Processing

Research Activities

In Applied Signal Processing we focus on developing signal processing methods to address physically inspired or physically motivated problems arising in real applications, primarily in wireless communications and audio. Although the group uses advanced mathematical methods and modeling, the development of such mathematical tools only plays a secondary role. The group's research ranges from the development of fundamental limits, to implementation issues and experimental investigations.

The Applied Signal Processing Group conducts research in the following application areas:

  • Telecommunications including Wireless and Mobile Communications -- all aspects of physical layer communications relevant to IEEE Transactions on Communications and IEEE Transaction on Wireless Communications.
  • Applied Information Theory -- Information theory applied to physical communication systems such as time varying wireless channels; interdisciplinary works connecting neuroscience and communications.
  • Space-Time Signal Processing -- Fundamental limits to the information content of wavefields in space with applications to information transfer in multiple antenna communication systems.
  • Acoustic and Audio Signal Processing -- Design and analysis of microphone arrays; speaker arrays for surround sound synthesis; modeling, analysis and laboratory measurements of head related transfer functions; spatial audio; soundfield modeling; audio related imaging techniques.
  • Broadband and Nearfield Sensor Arrays and Beamforming -- Theory and design of broadband array design; methodologies that deal with the nearfield apsects.
  • Bio-Signal Processing -- Emerging application area with projects in ion channel modeling; Signal processing methods for heart rate variability; Real-time non-rigid registration of multi-modal medical images; and general interdisciplinary interests connecting engineering and biology.

Target achival journals span: IEEE Transactions on Signal Processing, IEEE Transactions on Communications, IEEE Transaction on Wireless Communications, Journal of the Acoustic Society of America, and IEEE Transactions on Speech and Audio Processing.

People

Core ANU Research Staff

ARC Funded Research Staff

NICTA-Adjunct Research Staff

Current PhD Students

  1. Ying Chen
  2. Glenn Dickins
  3. Aastra Gupta
  4. Tofazzal Hossain
  5. Rauf Iqbal
  6. Sandun Viraj Wimalaguna Kodituwakku
  7. Snezana Krusevac
  8. Lin Luo
  9. Oliver Nagy
  10. Stephen O'Connor
  11. Lei Qiu
  12. Akramus Salehin
  13. Bahiya Senanayake
  14. Ramtin Shams
  15. David Shepherd
  16. Stephen Taylor
  17. Yan (Jennifer) Wu
  18. Xiang (Eric) Yuan
  19. Wen Zhang
  20. Ming Zhao

Recently Completed PhD Students (since 2000)

Dr Qi Wang (2000) "Near Optimal Decoding for Trellis Coded Modulation"
Dr Biljana D. Radlovic (2001) "Dereverberation of Speech Signals in Acoustic Environments"
Dr Hayley M Jones (2001) "On Multipath Spatial Diversity in Wireless Multiuser Communications"
Dr Paul Teal (2001) "Real time characterisation of the mobile multipath channel"
Dr Tony Pollock (2003) "On Limits of Multi-Antenna Wireless Communications in Spatially Selective Channels"
Dr Wee Gin Lim (2003) "Switch-Mode Blind Equalizers for Single-User Systems"
Dr Jaunty Tsun Yue Ho (2004) "Space-Time Wireless Communications"
Dr Jian Zhang (2004) "Short-Range High-Speed Ultra Wideband Communications"
Dr Vladimir Trajkovic (2005) "Advanced Multiuser Receiver Structures"
Dr Terence Betlehem (2005) "Acoustic Signal Processing Algorithms for Reverberant Environments"
Dr Dino Miniutti (2006) "Timing and Carrier Recovery in Frequency Selective Channels"
Dr Rasika Perera (2006) "On Capacity of Fading Channels with no Channel State Information"
Dr Michael Williams (2007) "Performance limits of Array Signal Processing"
Dr Tharaka Lamahewa (2007) "Space-Time Coding and Space-Time Channel Modelling for Wireless Communications"
Dr Zarko Krusevac (2007) "Model based approach to time-varying communication channels"