2 papers
eess.SP2025
Timing Properties of the Starlink Ku-Band Downlink
Wenkai Qin, Andrew M. Graff, Zachary L. Clements +2
We develop signal capture and analysis techniques for precisely extracting and characterizing the frame timing of the Starlink constellation's Ku-band downlink transmissions. The a…
eess.SP2024
OFDM-Based Positioning with Unknown Data Payloads: Bounds and Applications to LEO PNT
Andrew M. Graff, Todd E. Humphreys
This paper presents bounds, estimators, and signal design strategies for exploiting both known pilot resources and unknown data payload resources in time-of-arrival (TOA)-based pos…