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Spectrum Leasing via Cooperation for Enhanced Physical-Layer Secrecy
Physical layer security secrecy capacity spectrum leasing Pareto boundary power gain region
2012/5/9
Spectrum leasing via cooperation refers to the possibility of primary users leasing a portion of the spectral resources to secondary users in exchange for cooperation. In the presence of an eavesdropp...
An Outer Bound for the Memoryless Two-user Interference Channel with General Cooperation
Information Theory Memoryless Two-user Interference Channel General Cooperation Outer Bound
2012/4/16
The interference channel models a wireless network where several source-destination pairs compete for the same resources. When nodes transmit simultaneously the destinations experience interference. T...
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 even full cooperation ...
