His Constraint (computer-aided design) course of study focuses on Mechanical engineering and Coupling (piping). His Mechanical engineering research extends to Coupling (piping), which is thematically connected. In his study, which falls under the umbrella issue of Ergodic theory, Hypergeometric function, Hermite polynomials, Hypergeometric distribution and Algebra over a field is strongly linked to Pure mathematics. In his works, he conducts interdisciplinary research on Hypergeometric distribution and Random variable. Tharmalingam Ratnarajah brings together Random variable and Random variate to produce work in his papers. His work on Pure mathematics expands to the thematically related Algebra over a field. His Mathematical analysis study has been linked to subjects such as Upper and lower bounds, Hermite polynomials and Hypergeometric function. Upper and lower bounds is frequently linked to Mathematical analysis in his study. His Geometry study frequently draws connections to other fields, such as Reduction (mathematics) and Quadratic equation.
His Wireless research is covered under the topics of Cognitive radio and Wireless network. He merges many fields, such as Wireless network and Wireless, in his writings. Tharmalingam Ratnarajah is involved in relevant fields of research such as Eigenvalues and eigenvectors and Power (physics) in the field of Quantum mechanics. His study on Mathematical analysis is interrelated to topics such as Ergodic theory and Upper and lower bounds. He regularly links together related areas like Mathematical analysis in his Upper and lower bounds studies. His research is interdisciplinary, bridging the disciplines of Antenna (radio) and Telecommunications. His study ties his expertise on Telecommunications together with the subject of Antenna (radio). His Channel (broadcasting) study frequently draws connections between adjacent fields such as Interference (communication). His Interference (communication) study frequently draws connections between adjacent fields such as Channel (broadcasting).
Tharmalingam Ratnarajah is exploring Wireless as part of his Cognitive radio and Throughput and Wireless studies. His research links Wireless with Throughput. His research brings together the fields of Detector and Telecommunications. Detector is closely attributed to Telecommunications in his work. His study ties his expertise on Duplex (building) together with the subject of Biochemistry. His Duplex (building) study frequently draws connections between related disciplines such as DNA. Tharmalingam Ratnarajah brings together DNA and Biochemistry to produce work in his papers. Tharmalingam Ratnarajah undertakes multidisciplinary investigations into Geometry and Point (geometry) in his work. In his work, Tharmalingam Ratnarajah performs multidisciplinary research in Point (geometry) and Geometry.
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A Minorization-Maximization Method for Optimizing Sum Rate in the Downlink of Non-Orthogonal Multiple Access Systems
Muhammad Fainan Hanif;Zhiguo Ding;Tharmalingam Ratnarajah;George K. Karagiannidis.
IEEE Transactions on Signal Processing (2016)
Large-Scale MIMO Transmitters in Fixed Physical Spaces: The Effect of Transmit Correlation and Mutual Coupling
C. Masouros;M. Sellathurai;T. Ratnarajah.
IEEE Transactions on Communications (2013)
On the Performance of Eigenvalue-Based Cooperative Spectrum Sensing for Cognitive Radio
Ayse Kortun;Tharmalingam Ratnarajah;Mathini Sellathurai;Caijun Zhong.
IEEE Journal of Selected Topics in Signal Processing (2011)
Sum Rate Analysis of ZF Receivers in Distributed MIMO Systems
M. Matthaiou;Caijun Zhong;M. R. McKay;T. Ratnarajah.
IEEE Journal on Selected Areas in Communications (2013)
Eigenvalues and Condition Numbers of Complex Random Matrices
T. Ratnarajah;R. Vaillancourt;M. Alvo.
SIAM Journal on Matrix Analysis and Applications (2005)
MIMO Radar and Cellular Coexistence: A Power-Efficient Approach Enabled by Interference Exploitation
Fan Liu;Christos Masouros;Ang Li;Tharmalingam Ratnarajah.
IEEE Transactions on Signal Processing (2018)
On the Performance of Relay Aided Millimeter Wave Networks
Sudip Biswas;Satyanarayana Vuppala;Jiang Xue;Tharmalingam Ratnarajah.
IEEE Journal of Selected Topics in Signal Processing (2016)
On the Diversity-Multiplexing Tradeoff for Wireless Cooperative Multiple Access Systems
Z. Ding;T. Ratnarajah;C.C.F. Cowan.
IEEE Transactions on Signal Processing (2007)
Known interference in the cellular downlink: a performance limiting factor or a source of green signal power?
Christos Masouros;Tharmalingam Ratnarajah;Mathini Sellathurai;Constantinos B. Papadias.
IEEE Communications Magazine (2013)
Quadratic forms on complex random matrices and multiple-antenna systems
T. Ratnarajah;R. Vaillancourt.
IEEE Transactions on Information Theory (2005)
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