… with power control either in uplink or downlink phase. In this paper, we … sum power
optimization schemes with joint power control and beamforming mechanisms for a cellular system …

… Then, we show that the approach can also be applied to other wireless systems by taking
the single-hop transmission scheme without relays as an example. The key idea of our …

… the sum power minimization problem with per-user rate constraints in a multi-cell multi-user
MIMO system. … beamforming optimization steps which are iteratively repeated such that the …

… of wireless cellular systems is impaired by inter-cell cochannel … is envisioned in next-generation
cellular systems. In those … propose an iterative powerallocation optimization algorithm, …

… is optimal in minimizing sum energy, and provide an iterative power adjustment algorithm
to … can then be developed for the design of practical cellular systems. In our recent works [22], …

… power saving characteristics of relay assisted cellular system. We are considering uplink
scenario because power … by sum of power consumed for communication from MS to FRS and …

… optimization metric in each cell well represents a self-organizing behavior. In this paper, we
use the minimization of cell DL transmit power [… time of the sum cell DL transmit power of all …

… power allocation in wireless systems is proposed in [11]. The authors reformulate the objective
function of the sum rate which consists of a sum of … -convex power allocation optimization …

… sum power minimization and SINR balancing problems in a multi-cell multicast system with
multiple groups per cell… of [22] from single-cell to a multi-cell system model (ie, the centralized …

… The urban micro-cellular system with hexagonal cell layout is adopted. BS-to-BS distance is
set … [9] CS Chen and GE Øien, “Optimal power allocation for two-cell sum rate maximization …