Two-Timescale Beam Selection and Power Allocation for Maritime Offshore Communications
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Communications Letters"
DOI: 10.1109/lcomm.2021.3094811
Abstract: In this letter, beam selection and power allocation are investigated for maritime offshore communications. Considering the slow-changing network topology and the line-of-sight (LOS) dominant propagation of land-sea links, we define a beam configuration period (BCP)… read more here.
Keywords: beam selection; offshore communications; power allocation; two timescale ... See more keywords
Resource Price-Aware Offloading for Edge-Cloud Collaboration: A Two-Timescale Online Control Approach
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Cloud Computing"
DOI: 10.1109/tcc.2019.2937928
Abstract: Computation offloading is envisioned as a promising technique for prolonging the battery lives and enhancing the computation capability of mobile devices. In this paper, we study the task offloading and resource purchasing problems in an… read more here.
Keywords: system; resource; edge cloud; online ... See more keywords
Multiple RISs Assisted Cell-Free Networks With Two-Timescale CSI: Performance Analysis and System Design
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Communications"
DOI: 10.1109/tcomm.2022.3208629
Abstract: Reconfigurable intelligent surface (RIS) can be employed in a cell-free system to create favorable propagation conditions from base stations (BSs) to users via configurable elements. However, prior works on RIS-aided cell-free system designs mainly rely… read more here.
Keywords: system; timescale csi; cell free; two timescale ... See more keywords
Two-Timescale User-Centric RRH Clustering and Precoding Optimization for Cloud RAN via Local Stochastic Cutting Plane
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Signal Processing"
DOI: 10.1109/tsp.2017.2760285
Abstract: In a cloud radio access network (C-RAN), many distributed remote radio heads (RRHs) are connected to a centralized baseband unit pool via high-speed fronthaul links. Such an architecture improves the spectral efficiency but suffers from… read more here.
Keywords: rrh clustering; user centric; centric rrh; cutting plane ... See more keywords
Joint Estimation of Channel and I/Q Imbalance in Massive MIMO: A Two-Timescale Optimization Approach
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Wireless Communications"
DOI: 10.1109/twc.2019.2928298
Abstract: Although there has been a wide investigation on channel estimation in frequency-division duplex (FDD) massive multiple-input–multiple-output (MIMO) systems, the effect of imperfect radio frequency (RF) chains have been largely ignored. In this paper, we consider… read more here.
Keywords: mimo; term; two timescale; joint estimation ... See more keywords
Two-Timescale Resource Allocation for Automated Networks in IIoT
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Wireless Communications"
DOI: 10.1109/twc.2022.3162722
Abstract: The rapid technological advances of cellular technologies will revolutionize network automation in industrial internet of things (IIoT). In this paper, we investigate the two-timescale resource allocation problem in IIoT networks with hybrid energy supply, where… read more here.
Keywords: problem; two timescale; resource allocation; allocation ... See more keywords