… a joint optimization of the radio resource allocation and the transmit beamforming in SDN-based … To the best of our knowledge, this is the first work trying to optimizeradio and baseband …
Y Xu, X Zhao, YC Liang - IEEE Communications Surveys & …, 2015 - ieeexplore.ieee.org
… for power control and beamforming in cognitive radionetworks (CRNs). We … optimization techniques to deal with parametric uncertainty: robust optimization and stochastic optimization […
L Zhang, C Pan, Y Wang, H Ren… - … 2020-2020 IEEE …, 2020 - ieeexplore.ieee.org
… efficiency in cognitive radio (CR) networks. … beamforming design based on the statistical CSI error model for PU-related cascaded channels in IRS-aided CR systems. We jointly optimize …
L Zhang, YC Liang, Y Xin - IEEE Journal on Selected Areas in …, 2008 - ieeexplore.ieee.org
… optimization problem can be completely decomposed into multiple single-constraint optimization … the signal model for CR networks and formulate two optimization problems with peak …
A Tajer, N Prasad, X Wang - IEEE Transactions on Signal …, 2009 - ieeexplore.ieee.org
… Such an optimization is subject to (1) a … the beamformers and allocating rates in the first scenario (ie, with singleuser decoding). We also provide explicit formulations of the optimization …
… to PUs and null the mutual interference among SUs while maximizing the sum rate, we consider joint power allocation and beamforming with SUs selection in cognitive radionetworks. …
… Exploiting imperfect channel state information (CSI), with its error modeled by added Gaussian noise, we address the optimization for the beamforming weights at the secondary …
… aforementioned, new beamforming designs are required for … power of CRAN by optimizing the beamformers of FD-RRHs … (SOCP) based alternating optimization (AO) with guaranteed …