Ergodic Rate Analysis of Two-State Pinching-Antenna Systems. - Dimitrios Tyrovolas; Sotiris A. Tegos; Yue Xiao 002; Panagiotis D. Diamantoulakis; Sotiris Ioannidis; Christos Liaskos; George K. Karagiannidis; Stylianos D. Asimonis (CoRR, 2025)