Hybrid Satellite-Terrestrial Spectrum Sharing Systems with RF Energy Harvesting

Author(s):  
Vibhum Singh ◽  
Prabhat K. Upadhyay ◽  
Daniel B. da Costa ◽  
Ugo S. Dias
2021 ◽  
Author(s):  
SUTANU GHOSH ◽  
Santi P. Maity ◽  
Tamaghna Acharya

Abstract This paper explores the impact of co-channel interference (CCI) on the link outage and radio frequency (RF) energy harvesting (EH). For analysis, co-operative cognitive radio network (CCRN) architecture is considered as system model that supports one-way primary user (PU) and two-way secondary user (SU) communications, using an overlay mode of spectrum sharing. Closed form outage expressions are derived for both PU and SU network in presence of multiple antennas at PUs and CCI at SUs. The effect of CCI on the system performance is studied with respect to interference-to-noise-ratio (INR), transmission power, number of antennas and number of CCI sources. Performance gains are found to achieve ~ 20% and ~ 15% for PU and SU outage in two antenna system over a single antenna one.


IEEE Access ◽  
2021 ◽  
pp. 1-1
Author(s):  
Nermeen A. Eltresy ◽  
Abd Elhamid M. Abd Elhamid ◽  
Dalia N. Elsheakh ◽  
Hadia M. Elhennawy ◽  
Esmat A. Abdallah

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