121 citations · 500 across the 24 of their papers we have counts for
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cs.IT2012★ 7 cited
On the Overhead of Interference Alignment: Training, Feedback, and Cooperation
Omar El Ayach, Angel Lozano, Robert W. Heath
Interference alignment (IA) is a cooperative transmission strategy that, under some conditions, achieves the interference channel's maximum number of degrees of freedom. Realizing…
cs.IT2012★ 14 cited
Fundamental Limits of Cooperation
Angel Lozano, Robert W. Heath, Jeffrey G. Andrews
Cooperation is viewed as a key ingredient for interference management in wireless systems. This paper shows that cooperation has fundamental limitations. The main result is that ev…