This paper investigates the secrecy outage performance of amplify-and-forward (AF) relaying cooperative cognitive radio networks (CCRNs) over Rayleigh ...
In [335] , the authors presented a security scheme for multiple AF relaying CCRNs against passive eavesdroppers based on collaborative beamforming. In [336], ...
We consider in this paper distributed beamforming for two-way cognitive radio networks in an effort to improve the spectrum efficiency and enhance the ...
To further improve the spectrum efficiency, we employ distributed beamforming in two- way AF cooperative spectrum-sharing systems in the presence of multiple ...
Feb 15, 2022 · In this paper a performance analysis is presented for an asymmetric two-hop amplify-and-forward (AF) relaying system with partial relay selection (PRS) in an ...
This paper proposes two sub-optimal null space beamforming schemes which are obtained in a more computationally efficient way and shows that under both ...
Motivated by the tremendous potential of combining two- way relaying and beamforming, we adopt in this paper collabo- rative distributed ZFB in two-way DF ...
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Aug 29, 2017 · Secure transmission for AF relaying spectrum-sharing systems with collaborative distributed beamforming (Wireless and Optical Communication ...
Joint cooperative beamforming and jamming to secure AF relay systems with individual power constraint and no eavesdropper's CSI. IEEE Signal Proc Let 2013 ...
In this paper, we propose subcarrier allocation based cooperative spectrum sharing protocol for OFDM relaying networks with wireless energy harvesting.