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eess.SP2024★ 3 cited
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…
eess.SP2024
Ziv-Zakai-Optimal OFDM Resource Allocation for Time-of-Arrival Estimation
Andrew M. Graff, Todd E. Humphreys
This paper presents methods of optimizing the placement and power allocations of pilots in an orthogonal frequency-division multiplexing (OFDM) signal to minimize time-of-arrival (…
eess.SP2023
Signal Identification and Entrainment for Practical FMCW Radar Spoofing Attacks
Andrew M. Graff, Todd E. Humphreys
This paper proposes a method of passively estimating the parameters of frequency-modulated-continuous-wave (FMCW) radar signals with a wide range of structural parameter values and…