Beam selection and discrete power allocation in opportunistic cognitive radio systems with limited feedback using ESPAR antennas

H Yazdani, A Vosoughi, X Gong - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
We consider an opportunistic cognitive radio (CR) system consisting of a primary user (PU),
secondary transmitter (SUtx), and secondary receiver (SUrx), where SUtx is equipped with …

Realizing spectrum sharing through the use of a database-assisted MAC protocol

K Voulgaris, B Gizas… - 2016 IEEE 17th …, 2016 - ieeexplore.ieee.org
Spectrum sharing has gained traction in recent years due to the fast reduction of spectrum
availability and the growth in the variety of applications that rely on wireless connectivity …

[PDF][PDF] Project Deliverable D5. 4: Medium Access and Control Plane Protocols.

K Voulgaris, G Papageorgiou, K Ntougias, B Gizas… - cordis.europa.eu
This deliverable presents the ADEL Consortium's review of the MAC and Control Plane
protocols that allow the deployment of LSA under the defined reference scenarios. First, we …

Joint random beam and spectrum selection for spectrum sharing systems with partial channel state information

M Abdallah, M Sayed, MS Alouini… - … Conference on Signals …, 2013 - ieeexplore.ieee.org
In this work, we develop joint interference-aware random beam and spectrum selection
scheme that provide enhanced performance for the secondary network under the condition …