A joint beamforming, RIS phase, and movable-antenna position design for near-field directional modulation is reported to raise secrecy rate by 28% while cutting antenna count by 37.5% in simulation.
Three high-rate beamforming methods for active IR S- aided wireless network,
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Near-Field Directional Modulation for RIS-Aided Movable Antenna MIMO Systems with Hardware Impairments
A joint beamforming, RIS phase, and movable-antenna position design for near-field directional modulation is reported to raise secrecy rate by 28% while cutting antenna count by 37.5% in simulation.