We investigate physical layer security for multi-user peer-to-peer relay networks, where a
secure user pair and other unclassified users exchange information only through a multi …

The high utilization of the currently licensed spectrum for mobile communications, especially
in dense urban areas, has led spectrum regulators to explore new ways to alleviate this …

In this study, the authors address the problem of transceiver design in an amplify‐and‐
forward multiple‐input multiple‐output relay system with full or partial channel state …

In this paper, the effect of the broadband jammer is considered in two relay communications
networks for various positions of the jammer. The first and second network has one and r …

در این مقاله، اثر موقعیت‌‌های مختلف اختلال‌‌گر پهن‌‌باند بر دو شبکه مخابرات واسطه‌‌ای که به‌‌ترتیب
دارای یک و r واسط هستند بررسی شده است. در هر دو شبکه، از روش تقویت و ارسال (AF) در انتقال …‎