Karama Hamdi

11 papers B 4Journal 4Unranked 3
YearRankTypeTitle / Venue / Authors
2014 J jnl
Opportunistic Spectrum Sharing in Relay-Assisted Cognitive Systems With Imperfect CSI.
IEEE Trans. Veh. Technol.
Karama Hamdi, Mazen O. Hasna, Ali Ghrayeb, Khaled Ben Letaief
2013 J jnl
Priority-Based Zero-Forcing in Spectrum Sharing Cognitive Systems.
IEEE Commun. Lett.
Karama Hamdi, Mazen O. Hasna, Ali Ghrayeb, Khaled Ben Letaief
2011 — conf
Beamforming in Relay-Assisted Cognitive Radio Systems: A Convex Optimization Approach.
ICC
Karama Hamdi, Keyvan Zarifi, Khaled Ben Letaief, Ali Ghrayeb
2010 B conf
Impact of Noise Power Uncertainty on Cooperative Spectrum Sensing in Cognitive Radio Systems.
GLOBECOM
Karama Hamdi, Xiang Nian Zeng, Ali Ghrayeb, Khaled Ben Letaief
2010 J jnl
Spectrum sensing with active cognitive systems.
IEEE Trans. Wirel. Commun.
Shenghui Song, Karama Hamdi, Khaled Ben Letaief
2009 J jnl
Opportunistic Spectrum Sharing in Cognitive MIMO Wireless Networks.
IEEE Trans. Wirel. Commun.
Karama Hamdi, Wei Zhang, Khaled Ben Letaief
2009 B conf
Power, sensing time, and throughput tradeoffs in cognitive radio systems: a cross-layer approach.
WCNC
Karama Hamdi, Khaled Ben Letaief
2008 — conf
Low-Complexity Antenna Selection and user Scheduling in Cognitive MIMO Broadcast Systems.
ICC
Karama Hamdi, Wei Zhang, Khaled Ben Letaief
2007 B conf
Joint Beamforming and Scheduling in Cognitive Radio Networks.
GLOBECOM
Karama Hamdi, Wei Zhang, Khaled Ben Letaief
2007 — conf
Power Control in Cognitive Radio Systems Based on Spectrum Sensing Side Information.
ICC
Karama Hamdi, Wei Zhang, Khaled Ben Letaief
2007 B conf
Uplink Scheduling with QoS Provisioning for Cognitive Radio Systems.
WCNC
Karama Hamdi, Wei Zhang, Khaled Ben Letaief