Medium Access Control in Ad Hoc Networks with MIMO Links: Optimization Considerations and Algorithms
IEEE Transactions on Mobile Computing
On Designing MAC Protocols for Wireless Networks Using Directional Antennas
IEEE Transactions on Mobile Computing
Cross-layer issues in MAC protocol design for MIMO ad hoc networks
IEEE Wireless Communications
Layered space-time multiuser detection over wireless uplink systems
IEEE Transactions on Wireless Communications
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In this paper, we start from the analysis of the performance of the PHY layer in a multiuser context and derive the implication that this PHY layer would be on the design of higher layer protocols. We continue by designing a MAC layer that makes use of back-and-forth information exchanges with the PHY layer in order to perform multiuser detection. The whole process is driven in order to guarantee a satisfactory throughput and yet protect the wanted signals through active interference detection and cancellation.