… low power consumption for IoT devices in CR-NOMA networks, … CR-NOMA networks, the
EE-based power allocation problem is formulated with the constraints of the total transmit power…

… These techniques offer high spectral efficiency by allowing multiple users to … -channel
NOMA based CR system. We propose an efficient user pairing, channel assignment and power …

… , efficient power allocationbased MIMO CR-NOMA has a great … , the power allocation problem
is studied for the CRNOMA … NOMA, a MIMO approach based underlay CR networks with …

… power allocation (PA) problem in cognitive radio networks (CRNs) employing nonorthogonal
multiple access (NOMA) … exploits the characteristics of the NOMA-based system. Following …

… Most previous research works on NOMA systems assume … energy efficiency improvement
for a downlink NOMA single-cell network by considering imperfect CSI. The energy efficient …

… multiple access (CR-NOMA) network. Our objective is to maximize energy efficiency of the SU
… Now we consider the power allocation of TWR with given pr, ρ and λ, the objective function …

… To cope with this complexity, we propose using game theory (GT) to design efficient RA
in … CR-NOMA using GT approach. In this paper, the power allocation of an underlying CRNOMA …

… (NOMA) system based on cognitive radio (CR) networks. To reduce the users interference,
we propose an efficient … and SUs, we propose a power allocation (PA) method that maximizes …

… of user pairing and power allocation techniques for NOMA-based VLC … power allocation
strategies for NOMA-based VLC systems, viz., static power allocation or fixed power allocation …

… results for sub-optimal frequency band distribution within the network. Mathematical models
… CR-NOMA over optimum power allocation NOMA (OPA) and fixed power allocation NOMA (…