… to enhance user data rate and user fairness at the same time, so we use proportional fairness
as our … To find the optimal α‡ , we derive the first order derivative of the function (6a) as …

… user pairing and beamforming optimization problem for downlink (DL) NOMA systems from
the perspective of fairness among users… , we first use the rounding function (14) to force α into …

… user pairing and resource allocation to maximize fair throughput in a downlink scenario. In
each pair, the user with a stronger channel (strong user… So, we can always find a proper α and …

… formulate the user pairing and power allocation to achieve 𝛼-fairness among the paired
users as an … We define the utility function of a user with an 𝛼-Fairness scheduler as follows [2] …

… to achieve α-Fairness among the paired users. We show that α-Fairness based power …
on power allocation factor in case of perfect SIC and α > 2. Further, as long as the proposed …

… First of all, in order to ensure the user’s fairness, an adaptive proportional fair user pairing
… Therefore, for better short-term fairness, we can set larger α (t) to speed up the user’s priority …

… of user uplink/downlink frequency channel pairing and power … by a novel joint fairness
assignment maximization algorithm. … how the fairness of the system changes with different users’ …

… We consider a 2user pair downlink NOMA system with imperfect successive interference …
problem to achieve α-Fairness among the paired users. We show that α-Fairness based power …

… In this section, the ergodic sum-rate and the fairness index of the proposed user pairing …
Considering that α ≤ β and α+β = 1 for the conventional two user pairing scheme, we let α𝑛 = 𝛼 …

… user pairing and power allocation are key algorithms determining system capacity. This paper
first proposes a joint user pairing … studied and a dynamic user pairing and power allocation …