Adaptive MIMO Signalling Techniques and Their Applications in Wireless Communications and Radar Systems. The proposed project will contribute to theory, design and deployment of forthcoming wireless systems. The new technology will enable a breakthrough in avaliable data rates leading to introduction of novel multimedia services. Indirectly, the project will impact implementation and penetration of wireless devices and services. In society will advanced wireless services remote home medical care ....Adaptive MIMO Signalling Techniques and Their Applications in Wireless Communications and Radar Systems. The proposed project will contribute to theory, design and deployment of forthcoming wireless systems. The new technology will enable a breakthrough in avaliable data rates leading to introduction of novel multimedia services. Indirectly, the project will impact implementation and penetration of wireless devices and services. In society will advanced wireless services remote home medical care, diagnosis and surgery will become common. Compact wireless devices attached to various objects, flora and fauna, will contribute to logistics effeciency, protecting global environment and preventing disasters. At a broader scale these developments will thus contribute to the overall quality of life.Read moreRead less
Network code division multiplexing in multi-system wireless networks. Multi-system communications and cooperative relay transmission techniques are expected to become one of the key radio technologies and could have a far-reaching impact on the Australian economy and environment. Presently, the knowledge base in these areas is very limited, given that the interest in them started very recently. The proposed program will contribute to theory, design and development of network code division multip ....Network code division multiplexing in multi-system wireless networks. Multi-system communications and cooperative relay transmission techniques are expected to become one of the key radio technologies and could have a far-reaching impact on the Australian economy and environment. Presently, the knowledge base in these areas is very limited, given that the interest in them started very recently. The proposed program will contribute to theory, design and development of network code division multiplexing in multi-system communications and nationwide deployment of future wireless networks. The program will provide comprehensive training opportunities for students and staff members, covering a wide range of engineering processes, from fundamental principles to practical implementations.Read moreRead less
Efficient Distributed Coding In Wireless Networks. Multi-hop relay networking has been considered to be a significant evolution of future wireless networks. This project will expand the knowledge of multi-hop relay networking by creating a new set of distributed coding and cooperative signal processing techniques. The proposed research is significant for improving the capacity and coverage of wireless networks. Australia's unique geography, with vast sparsely populated areas, is ideally suited f ....Efficient Distributed Coding In Wireless Networks. Multi-hop relay networking has been considered to be a significant evolution of future wireless networks. This project will expand the knowledge of multi-hop relay networking by creating a new set of distributed coding and cooperative signal processing techniques. The proposed research is significant for improving the capacity and coverage of wireless networks. Australia's unique geography, with vast sparsely populated areas, is ideally suited for the deployment of this technology to provide high data rate service over large geographical areas.Read moreRead less
Dynamic Spectrum Access in Multi-Hop Wireless Broadband Networks. Recent studies have shown that significant portions of the licensed spectra are idle most of the time. Cognitive radio is a technology allowing unlicensed devices to use parts of the licensed spectrum not occupied by the licensed devices. In this program we will design communication networks capable of sensing the radio environment and selecting suitable spectral bands for transmission. This program will expand the knowledge of co ....Dynamic Spectrum Access in Multi-Hop Wireless Broadband Networks. Recent studies have shown that significant portions of the licensed spectra are idle most of the time. Cognitive radio is a technology allowing unlicensed devices to use parts of the licensed spectrum not occupied by the licensed devices. In this program we will design communication networks capable of sensing the radio environment and selecting suitable spectral bands for transmission. This program will expand the knowledge of cognitive networks theory by creating new dynamic spectrum access and interference cancellation techniques. The proposed research is significant for improving the radio spectrum usage in Australia and it will have an excellent commercial potential. Read moreRead less
Design and Implementation of Ultra-Low Power Cooperative Communication Terminals. Low power consumption is one of the most critical issues for wide deployment of wireless sensor networks and implementation of 4G communication systems. In the proposed project we will devise novel ultra-low power signal processing and hardware design techniques enabling a significant advance in wireless communication technology. The novel algorithms can be applied in home networks, irrigation in agriculture, envir ....Design and Implementation of Ultra-Low Power Cooperative Communication Terminals. Low power consumption is one of the most critical issues for wide deployment of wireless sensor networks and implementation of 4G communication systems. In the proposed project we will devise novel ultra-low power signal processing and hardware design techniques enabling a significant advance in wireless communication technology. The novel algorithms can be applied in home networks, irrigation in agriculture, environment monitoring and 4G wireless communication systems. Read moreRead less
Object-based motion estimation for highly efficient streaming video. This project aims to develop motion and shape estimation tools that allow video content to be predicted at any point in time using frame data that is available at other points in time. Applications of this include video coding, frame synthesis for temporal re-sampling. The project expects to develop algorithms for jointly estimating compact motion and shape descriptions of video content. These descriptions will allow quality re ....Object-based motion estimation for highly efficient streaming video. This project aims to develop motion and shape estimation tools that allow video content to be predicted at any point in time using frame data that is available at other points in time. Applications of this include video coding, frame synthesis for temporal re-sampling. The project expects to develop algorithms for jointly estimating compact motion and shape descriptions of video content. These descriptions will allow quality refinement by progressively adding spatial and temporal detail. It is expected that these compact descriptions will lead to significantly more flexible and efficient transmission of video content over modern communications networks.Read moreRead less
Packet Based Multiservice Traffic Support in a Wideband Code Division Multiple Access Network. This project will investigate the problem of multiservice traffic transmission on 3G (Third Generation) WCDMA (Wideband Code Division Multiple Access) based wireless networks. In particular, this work will study the problem of supporting multimedia traffic sources such as audio, video and data using the variable rate transmission techniques to maximise traffic capacity of a wireless network. The projec ....Packet Based Multiservice Traffic Support in a Wideband Code Division Multiple Access Network. This project will investigate the problem of multiservice traffic transmission on 3G (Third Generation) WCDMA (Wideband Code Division Multiple Access) based wireless networks. In particular, this work will study the problem of supporting multimedia traffic sources such as audio, video and data using the variable rate transmission techniques to maximise traffic capacity of a wireless network. The project will also develop a comprehensive discrete event simulation model of a WCDMA based wireless network to study the performance of the network using different advanced traffic sources.Read moreRead less
Driving Large Scale Live Internet Broadcasting of Streaming Video. Recent experience of Internet service providers has seen a booming market demand for live Internet broadcasting services. Live broadcasting of high-profile events, such as the Live Earth concerts in July 2007 by MSN, has drawn a global audience of the order of millions of viewers across the Internet. The technology developed in this project will drastically reduce Internet bandwidth consumption for provisioning such large-scale I ....Driving Large Scale Live Internet Broadcasting of Streaming Video. Recent experience of Internet service providers has seen a booming market demand for live Internet broadcasting services. Live broadcasting of high-profile events, such as the Live Earth concerts in July 2007 by MSN, has drawn a global audience of the order of millions of viewers across the Internet. The technology developed in this project will drastically reduce Internet bandwidth consumption for provisioning such large-scale Internet broadcasting services while meeting user satisfaction with guaranteed Quality of Service. It is crucial for Australia to invest in this frontier technology since Australian service providers rely on expensive Internet infrastructure to communicate with major data hubs in other continents.Read moreRead less
Channel Adaptive Space-Time (CAST) Coding and Processing for Wireless Downlink Packet Services. Recently, the capacity of the broadcast channel with multiple antennas is investigated. Various space-time (ST) processing techniques to adapt channel conditions are utilized to increase capacity. Precoding becomes vital to deal with interferers and cooperation problems efficiently. ST codes will be investigated in conjunction with precoding. We aim to investigate channel adaptive ST coding and precod ....Channel Adaptive Space-Time (CAST) Coding and Processing for Wireless Downlink Packet Services. Recently, the capacity of the broadcast channel with multiple antennas is investigated. Various space-time (ST) processing techniques to adapt channel conditions are utilized to increase capacity. Precoding becomes vital to deal with interferers and cooperation problems efficiently. ST codes will be investigated in conjunction with precoding. We aim to investigate channel adaptive ST coding and precoding techniques to achieve the maximum capacity with practical quality of service requirements. Although the capacity is extensively investigated, implementation methods are relatively less investigated. This project is to fill the cap between implementation (ST coding and precoding methods as outcomes) and theory (capacity analysis).Read moreRead less
Adaptive Multi-user Detectors for Mobile Space-Time Communications Systems over Time Variable Fading Channels. High capacity wire-line internet access (~ 1 Mbit/s) is available through existing telephone lines or through the cable TV infrastructure. The need to have the same quality wireless and mobile internet access is becoming evident. The full deployment of the mobile internet might be delayed due to the low capacity of existing cellular mobile communications systems. This research project w ....Adaptive Multi-user Detectors for Mobile Space-Time Communications Systems over Time Variable Fading Channels. High capacity wire-line internet access (~ 1 Mbit/s) is available through existing telephone lines or through the cable TV infrastructure. The need to have the same quality wireless and mobile internet access is becoming evident. The full deployment of the mobile internet might be delayed due to the low capacity of existing cellular mobile communications systems. This research project will contribute to the understanding of fundamental capacity limitations of the mobile communications concept over communication channels that vary with time. The outcomes of the project will suggest possible solutions to the capacity limitations.Read moreRead less