scholarly journals Ergodic Capacity Analysis of Amplify-and-Forward MIMO Dual-Hop Systems

2010 ◽  
Vol 56 (5) ◽  
pp. 2204-2224 ◽  
Author(s):  
Shi Jin ◽  
Matthew R. McKay ◽  
Caijun Zhong ◽  
Kai-Kit Wong
Author(s):  
Vo Nguyen Quoc Bao ◽  
Vu Van San

In this paper, we propose a novel derivation approach to obtain the exact closed form expression of ergodic capacity for cognitive underlay amplify-and-forward (AF) relay networks over Rayleigh fading channels. Simulation results are performed to verify the analysis results. Numerical results are provided to compare the system performance of cognitive underlay amplify-and-forward relay networks under both cases of AF and decode-and-forward (DF) confirming that the system with DF provides better performance as compared with that with AF. DOI: 10.32913/rd-ict.vol3.no14.563


2010 ◽  
Vol 9 (9) ◽  
pp. 2712-2717 ◽  
Author(s):  
Kyoung-Jae Lee ◽  
Jin-Sung Kim ◽  
Giuseppe Caire ◽  
Inkyu Lee

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