Efficient Discrete Position Design for Movable Antenna Systems: Low-Complexity and Robustness
Published in IEEE Journal on Selected Areas in Communications (Under Review), 2025
Recommended citation: H. Wang, X. Yu, R. Wang, A. Li, and Y.-J. A. Zhang, "Efficient Discrete Position Design for Movable Antenna Systems: Low-Complexity and Robustness," IEEE Journal on Selected Areas in Communications (Under Review), 2025.
This work establishes that the discrete movable-antenna (MA) positioning problem is monotone submodular subject to a 2-system constraint, and proposes the DCSPS algorithm with a provable 1/3-approximation guarantee. A robust extension is developed for imperfect-CSI scenarios.