Tharm Ratnarajah

Publication Activity (10 Years)

Years Active: 1998-2022
Publications (10 Years): 13

Top Topics

Cognitive Radio

Image Encryption Scheme

Top Venues

Publications

Awais Aziz Shah, Ahsan Adeel, Jawad Ahmad, Ahmed Yassin Al-Dubai, Mandar Gogate, Abhijeet Bishnu, Muhammad Diyan, Tassadaq Hussain, Kia Dashtipour, Tharm Ratnarajah, Amir Hussain
A Novel Chaos-based Light-weight Image Encryption Scheme for Multi-modal Hearing Aids. CoRR (2022)
Awais Aziz Shah, Ahsan Adeel, Jawad Ahmad, Ahmed Yassin Al-Dubai, Mandar Gogate, Abhijeet Bishnu, Muhammad Diyan, Tassadaq Hussain, Kia Dashtipour, Tharm Ratnarajah, Amir Hussain
A Novel Chaos-based Light-weight Image Encryption Scheme for Multi-modal Hearing Aids. DSC (2022)
Sudip Biswas, Keshav Singh, Omid Taghizadeh, Tharm Ratnarajah, Mathini Sellathurai
Beamforming Design for Full-Duplex Cellular and Mimo Radar Coexistence: A Rate Maximization Approach. ICASSP (2018)
Anastasios K. Papazafeiropoulos, Tharm Ratnarajah
Impact of Rate-Splitting Robustness in Multi-Pair Massive MIMO Relay Systems. GLOBECOM (2017)
Anastasios K. Papazafeiropoulos, Tharm Ratnarajah
Towards a Realistic Assessment of Multiple Antenna HCNs: Residual Additive Transceiver Hardware Impairments and Channel Aging. CoRR (2017)
Shree Krishna Sharma, Anastasios K. Papazafeiropoulos, Symeon Chatzinotas, Xianbin Wang, Tharm Ratnarajah
Impact of residual transceiver impairments on MMSE filtering performance of Rayleigh-product MIMO channels. SPAWC (2017)
Anastasios K. Papazafeiropoulos, Bruno Clerckx, Tharm Ratnarajah
Mitigation of Phase Noise in Massive MIMO Systems: A Rate-Splitting Approach. CoRR (2017)
Anastasios K. Papazafeiropoulos, Hien Quoc Ngo, Tharm Ratnarajah
Performance of Massive MIMO Uplink with Zero-Forcing receivers under Delayed Channels. CoRR (2016)
Anastasios K. Papazafeiropoulos, Tharm Ratnarajah
Downlink MIMO HCNs with Residual Transceiver Hardware Impairments. CoRR (2016)
Ali Cagatay Cirik, Jiang Xue, Sudip Biswas, Tharm Ratnarajah, Mathini Sellathurai
Transceiver design of optimum wirelessly powered full-duplex MIMO interference channel. SPAWC (2016)
Huasen Hu, Jiang Xue, Tharm Ratnarajah, Faheem Ahmad Khan, Constantinos B. Papadias
On the performance of cloud radio access networks using Matérn hard-core point processes. ICASSP (2016)
Huasen He, Jiang Xue, Tharm Ratnarajah, Faheem Ahmad Khan, Constantinos B. Papadias
Modeling and Analysis of Cloud Radio Access Networks Using Matérn Hard-Core Point Processes. IEEE Trans. Wirel. Commun. 15 (6) (2016)
Mathini Sellathurai, Jonathon A. Chambers, Tharm Ratnarajah, Constantinos B. Papadias
A letter from the chairs. SPAWC (2016)
Christos Masouros, Tharm Ratnarajah, Mathini Sellathurai
A scalable performance-complexity tradeoff for vector precoding by partial perturbation. SPAWC (2015)
Fahd Ahmed Khan, Huasen He, Jiang Xue, Tharm Ratnarajah
Performance Analysis of Cloud Radio Access Networks With Distributed Multiple Antenna Remote Radio Heads. IEEE Trans. Signal Process. 63 (18) (2015)
Huiqin Du, Tharm Ratnarajah, Mathini Sellathurai, Jonathon A. Chambers
Mixed norm minimization for MIMO cellular interference channel. SPAWC (2015)
Anastasios K. Papazafeiropoulos, Hien Quoc Ngo, Tharm Ratnarajah
Uplink Performance of Conventional and Massive MIMO Cellular Systems with Delayed CSIT. CoRR (2015)
Huiqin Du, Tharm Ratnarajah, Mathini Sellathurai
Pareto optimization for MIMO interference channel. PIMRC (2014)
Yi Luo, Anastasios K. Papazafeiropoulos, Tharm Ratnarajah
Degrees of freedom region of MIMO interference channel with imperfect current and delayed CSIT. WCNC (2014)
Lin Zhou, Tharm Ratnarajah, Jiang Xue
Channel estimation and performance analysis of beamspace MIMO systems. EuCNC (2014)
Yi Luo, Tharm Ratnarajah
Throughput of two-tier heterogeneous wireless networks with interference coordination. PIMRC (2014)
Christos Masouros, Mathini Sellathurai, Tharm Ratnarajah
Vector Perturbation Based on Symbol Scaling for Limited Feedback MISO Downlinks. IEEE Trans. Signal Process. 62 (3) (2014)
Caijun Zhong, Tharm Ratnarajah, Zhaoyang Zhang, Kai-Kit Wong, Mathini Sellathurai
Performance of Rayleigh-Product MIMO Channels with Linear Receivers. IEEE Trans. Wirel. Commun. 13 (4) (2014)
Md. Zahurul I. Sarkar, Tharm Ratnarajah, Zhiguo Ding
Beamforming with opportunistic relaying for wireless security. IET Commun. 8 (8) (2014)
Huiqin Du, Tharm Ratnarajah
Utility maximization and admission control for multiple-stream MIMO cognitive radio network. ICCS (2014)
Christos Masouros, Jianling Chen, Kenneth Tong, Mathini Sellathurai, Tharm Ratnarajah
Towards massive-MIMO transmitters: On the effects of deploying increasing antennas in fixed physical space. Future Network & Mobile Summit (2013)
Haichuan Zhou, Seyed Morteza Razavi, Tharm Ratnarajah, Mathini Sellathurai
Interference alignment with doubly layered signaling for constant SISO interference channels. ICASSP (2013)
Christos Masouros, Mathini Sellathurai, Tharm Ratnarajah
Low complexity vector precoding for fast fading MIMO downlinks. GLOBECOM (2013)
Huiqin Du, Tharm Ratnarajah, Mathini Sellathurai, Constantinos B. Papadias
A robust interference alignment technique for the MIMO interference channel with uncertainties. ICC Workshops (2013)
Huiqin Du, Tharm Ratnarajah
Robust utility scheme with admission control over MIMO cognitive radio network. ICC Workshops (2013)
Christos Masouros, Tharm Ratnarajah, Mathini Sellathurai
Complexity reduction for vector precoding using QoS requirements. ICASSP (2013)
Huiqin Du, Tharm Ratnarajah, Mathini Sellathurai, Constantinos B. Papadias
Joint Frobenius norm and reweighted nuclear norm minimization for interference alignment. ICC (2013)
Huiqin Du, Tharm Ratnarajah
SINR-interference tradeoff beamforming for MISO cognitive radio network. IWCMC (2013)
Jiang Xue, Caijun Zhong, Tharm Ratnarajah
Ergodic sum rate analysis of K fading MIMO channels with linear MMSE receiver. IWCMC (2013)
Christos Masouros, Mathini Sellathurai, Tharm Ratnarajah
Large-Scale MIMO Transmitters in Fixed Physical Spaces: The Effect of Transmit Correlation and Mutual Coupling. IEEE Trans. Commun. 61 (7) (2013)
Yi Luo, Huiqin Du, Tharm Ratnarajah, Dave Wilcox
Performance of homogeneous and asynchronous ad hoc network with interference alignment. ICC (2013)
Faheem Ahmad Khan, Christos Masouros, Tharm Ratnarajah
Enhanced outage performance with adaptive linear precoding in cognitive radio downlink. ICC (2012)
Huiqin Du, Tharm Ratnarajah
Joint admission control and beamforming with adaptive modulation for cognitive radio network. ICC (2012)
Michail Matthaiou, Caijun Zhong, Matthew R. McKay, Tharm Ratnarajah
Sum rate analysis of ZF receivers in distributed MIMO systems with Rayleigh/Lognormal fading. ICC (2012)
Haichuan Zhou, Tharm Ratnarajah
Close-Form Design of Antenna-Constrained Multi-Cell Multi-User Downlink Interference Alignment CoRR (2012)
Caijun Zhong, Tharm Ratnarajah
On user selection in cognitive broadcast channels. WCSP (2012)
Haichuan Zhou, Tharm Ratnarajah
On Achievable Schemes of Interference Alignment in Constant Channels via Finite Amplify-and-Forward Relays CoRR (2012)
Huiqin Du, Tharm Ratnarajah
On the nuclear norm approach to interference alignment. ACSCC (2012)
Haichuan Zhou, Tharm Ratnarajah
On Achievable Schemes of Interference Alignment with Double-Layered Symbol Extensions in Interference Channel CoRR (2012)
Tharm Ratnarajah
Session TP5b: Interference alignment (invited). ACSCC (2012)
Yi Luo, Huiqin Du, Tharm Ratnarajah, Dave Wilcox
Performance analysis of ad hoc networks with interference alignment. ACSCC (2012)
Caijun Zhong, Michail Matthaiou, George K. Karagiannidis, Tharm Ratnarajah
Generic Ergodic Capacity Bounds for Fixed-Gain AF Dual-Hop Relaying Systems. IEEE Trans. Veh. Technol. 60 (8) (2011)
Huiqin Du, Tharm Ratnarajah, Haichuan Zhou, Ying-Chang Liang
Interference alignment for peer-to-peer underlay MIMO cognitive radio network. ACSCC (2011)
Huiqin Du, Tharm Ratnarajah, Constantinos B. Papadias
Robust joint transceiver beamforming for cognitive radio network. ACSCC (2011)
Caijun Zhong, Tharm Ratnarajah, Kai-Kit Wong
Outage Analysis of Decode-and-Forward Cognitive Dual-Hop Systems With the Interference Constraint in Nakagami- Fading Channels. IEEE Trans. Veh. Technol. 60 (6) (2011)
Christos Masouros, Mathini Sellathurai, Tharm Ratnarajah, Y. C. Liang
Complex interference optimization for power loss reduction in MIMO-THP transmission. ACSCC (2011)
Michael Joham, Luis G. Barbero, T. Lang, Wolfgang Utschick, John S. Thompson, Tharm Ratnarajah
FPGA implementation of MMSE metric based efficient near-ML detection. WSA (2008)
Zhiguo Ding, Yu Gong, Tharm Ratnarajah, Colin F. N. Cowan
Opportunistic Cooperative Diversity Protocols for Wireless Networks. ITW (2007)
Tharm Ratnarajah, Athanassios Manikas
approach to mitigate the effects of array uncertainties on the MuSIC algorithm. IEEE Signal Process. Lett. 5 (7) (1998)