A new sub-connected hybrid beamforming design with sparse phase-shifter sharing via optimized static connections reduces phase-shifter count by 37.5% (single-RF) and 62.5% (multi-RF) while preserving most beamforming performance.
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Ultra-Low-Cost Hybrid Beamforming: A New Static-Connection Architecture with Sparse Phase-Shifter Sharing
A new sub-connected hybrid beamforming design with sparse phase-shifter sharing via optimized static connections reduces phase-shifter count by 37.5% (single-RF) and 62.5% (multi-RF) while preserving most beamforming performance.