Robust downlink beamforming using positive semi-definite covariance constraints. - Vimal Sharma; Imran Wajid; Alex B. Gershman; Haihua Chen 001; Sangarapillai Lambotharan (WSA, 2008)

Transmit beamforming for wireless multicasting using channel orthogonalization and local refinement. - Ahmed Abdelkader; Imran Wajid; Alex B. Gershman; Nicholas D. Sidiropoulos (ICASSP, 2009)

Robust downlink beamforming using covariance channel state information. - Imran Wajid; Yonina C. Eldar; Alex B. Gershman (ICASSP, 2009)

Robust Downlink Beamforming for Cognitive Radio Networks. - Imran Wajid; Marius Pesavento; Yonina C. Eldar; Alex B. Gershman (GLOBECOM, 2010)

Iterative robust downlink beamforming in cognitive radio networks. - Imran Wajid; Hristina Nikolaeva; Marius Pesavento (CrownCom, 2011)

Robust downlink beamforming in multi-group multicasting using trace bounds on the covariance mismatches. - Ka Lung Law; Imran Wajid; Marius Pesavento (ICASSP, 2012)

Robust Downlink Beamforming With Partial Channel State Information for Conventional and Cognitive Radio Networks. - Imran Wajid; Marius Pesavento; Yonina C. Eldar; Dana Ciochina (IEEE Trans. Signal Process., 2013)

Optimal downlink beamforming for statistical CSI with robustness to estimation errors. - Ka Lung Law; Imran Wajid; Marius Pesavento (Signal Process., 2017)