تصفح حسب الموضوع "multiple-input-multiple-output"
السجلات المعروضة 1 -- 1 من 1
-
Opportunistic spectrum sharing in relay-assisted cognitive systems with imperfect CSI
( IEEE , 2014 , Article)In this paper, we consider spectrum sharing between cognitive radio (CR) users and a licensed primary user (PU) to enhance the spectrum efficiency. In the considered scenario, the PU is not able to successfully transmit ...