3 papers
cs.IT2025
Duality-Based Fixed Point Iteration Algorithm for Beamforming Design in ISAC Systems
Xilai Fan, Ya-Feng Liu
In this paper, we investigate the beamforming design problem in an integrated sensing and communication (ISAC) system, where a multi-antenna base station simultaneously serves mult…
cs.IT2025
An Adaptive Proximal Inexact Gradient Framework and Its Application to Per-Antenna Constrained Joint Beamforming and Compression Design
Xilai Fan, Bo Jiang, Ya-Feng Liu
In this paper, we propose an adaptive proximal inexact gradient (APIG) framework for solving a class of nonsmooth composite optimization problems involving function and gradient er…
cs.IT2023
Joint Beamforming and Compression Design for Per-Antenna Power Constrained Cooperative Cellular Networks
Xilai Fan, Ya-Feng Liu, Bo Jiang
In the cooperative cellular network, relay-like base stations are connected to the central processor (CP) via rate-limited fronthaul links and the joint processing is performed at…