Two-timescale rotatable-antenna design derives closed-form rates for MRC and wZF under imperfect CSI and optimizes orientations via projected gradient, showing different preferred rotations for estimation error versus rate.
Rotatable antenna enabled wireless communication and sensing: Opportunities and challenges
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Two-Timescale Design for Rotatable-Antenna Systems With Imperfect CSI: Rate Analysis and Orientation Optimization
Two-timescale rotatable-antenna design derives closed-form rates for MRC and wZF under imperfect CSI and optimizes orientations via projected gradient, showing different preferred rotations for estimation error versus rate.