Search Results for author: Andrew M. Graff

Found 3 papers, 0 papers with code

Ziv-Zakai-Optimal OFDM Resource Allocation for Time-of-Arrival Estimation

no code implementations19 Mar 2024 Andrew M. Graff, Todd E. Humphreys

This paper is the first to solve for these ZZB-optimal allocations in the context of OFDM signals, under integer resource allocation constraints, and under both coherent and noncoherent reception.

Signal Identification and Entrainment for Practical FMCW Radar Spoofing Attacks

no code implementations20 Jul 2023 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 analyzes how a malicious actor could employ such estimates to track and spoof a target radar.

Signal Structure of the Starlink Ku-Band Downlink

no code implementations20 Oct 2022 Todd E. Humphreys, Peter A. Iannucci, Zacharias Komodromos, Andrew M. Graff

We develop a technique for blind signal identification of the Starlink downlink signal in the 10. 7 to 12. 7 GHz band and present a detailed picture of the signal's structure.

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