10 citations · 34 across the 15 of their papers we have counts for
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cs.IT2014★ 9 cited
Multiple Access Gaussian Channels with Arbitrary Inputs: Optimal Precoding and Power Allocation
Samah A. M. Ghanem
In this paper, we derive new closed-form expressions for the gradient of the mutual information with respect to arbitrary parameters of the two-user multiple access channel (MAC).…
cs.IT2014
Multi-Cell Processing with Limited Cooperation: A Novel Framework to Timely Designs and Reduced CSI Feedback with General Inputs
Samah A. M. Ghanem
We investigate the optimal power allocation and optimal precoding for a multi-cell-processing (MCP) framework with limited cooperation. In particular, we consider two base stations…
cs.IT2014
Secure Data Transmission in Cooperative Modes: Relay and MAC
Samah A. M. Ghanem, Munnujahan Ara
Cooperation in clouds provides a promising technique for 5G wireless networks, supporting higher data rates. Security of data transmission over wireless clouds could put constraint…