An experimentally calibrated multiport-network model enables optimization of dynamic metasurface antenna configuration sequences for joint DoA-polarization estimation, delivering the largest gains over random sequences in the intermediate-SNR and intermediate-length regime.
End-to-end dynamic metasurface antenna wireless system: Prototype, opportunities, and challenges
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The work develops an MC-aware discrete optimization algorithm for TF-RIS that jointly maximizes desired-harmonic gain and minimizes undesired-harmonic gain in BASK backscatter links.
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Optimizing Dynamic Metasurface Antenna Configurations for Direction-of-Arrival and Polarization Estimation Using an Experimentally Calibrated Multiport-Network Model
An experimentally calibrated multiport-network model enables optimization of dynamic metasurface antenna configuration sequences for joint DoA-polarization estimation, delivering the largest gains over random sequences in the intermediate-SNR and intermediate-length regime.
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Mutual-Coupling-Aware Optimization of a Time-Floquet RIS for Harmonic Backscatter Communications
The work develops an MC-aware discrete optimization algorithm for TF-RIS that jointly maximizes desired-harmonic gain and minimizes undesired-harmonic gain in BASK backscatter links.