… We also consider the case in which the BS can obtain perfect CSI, where the user with the
largest power gain gap between the legitimate user and the eavesdropper is chosen to each …

… allocation algorithm based on imperfect CSI to maximize the EE of system. The optimization
… sub problems for antenna selection and power allocation to achieve the optimal solution. …

… obtain a reference DWF based scheduling scheme with perfect CSI of each time slot.
Furthermore, treating the imperfect CSI as perfect CSI, DP-AME ignoring the channel estimation …

… of imperfections in the CSI. In this paper, we provide an optimal resource allocation strategy
assuming imperfect CSI at … The effect of imperfect CSI has been well studied for single user …

… a new resource allocation scheme for OFDMA cooperative network with imperfect CSI, which
… To the best of our knowledge, such joint optimization for assumed two hop OFDMA network …

… Since perfect CSI is challenging to obtain in practice, in this paper, we … imperfect CSI and
investigate the resource allocation including task assignment and offloading power allocation …

… works investigated the resource allocation in HetNets by assuming perfect CSI. … the perfect
CSI, while in this paper we assume that all BSs and users simultaneously have imperfect CSI …

… Under imperfect CSI, the receiver performs channel estimation and feeds the CSI back to the
… By solving this optimizing problem, we derive the optimal time resource allocation scheme. …

… However, in practice, it is difficult for the secondary network to have the perfect knowledge
… the dynamic resource allocation problem for heterogeneous services in CRNs with imperfect …

… work the imperfect CSI is taken into account by the robust interference constraint. The
optimization … in the cognitive MIMO system, the game under perfect CSI is recalled in this section. …