Starlink Analysis – Supplement(11):Multiple Access, Duplexing, Beams, Gateway Stations, Phased-Array Interfaces, Subcarriers, Channel Model, and Random Access

I continued reading the Starlink patent US12003350 and summarized several system-level details. The patent was filed in early 2021, so readers should consider its timeliness accordingly. Multiple Access Starlink uses a combination of OFDMA and TDMA for multiple access. Duplex Mode Although all Starlink links operate in Frequency Division Duplex (FDD), with separate uplink and downlink frequencies,…