Starlink Physical Layer Deep Dive: OFDM Frame Structure, Beamforming & DTC Measured SNR (2026)
Complete Starlink physical layer analysis: proprietary OFDM frame structure (~1000 subcarriers, 287 symbols, 430.5 Mbps baseband), Direct-to-Cell LTE at -121 dBm RSRP, V3 with 2,048 beams and 1 Tbps capacity. Cross-validated from 16 public papers, FCC filings, and real measurements.