A three-stage hierarchical beam training method for pinching-antenna systems cuts training overhead from over a million scans to about 50 while keeping data rates near the phase-aligned upper bound.
Reconfig- urable holographic surface: A new paradigm to implement holographic radio,
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Beam Training for Pinching-Antenna Systems (PASS)
A three-stage hierarchical beam training method for pinching-antenna systems cuts training overhead from over a million scans to about 50 while keeping data rates near the phase-aligned upper bound.