no code implementations • 4 May 2024 • Jinu Jayachandran, Rahul Kumar Jaiswal, Saif Khan Mohammed, Ronny Hadani, Ananthanarayanan Chockalingam, Robert Calderbank
We also demonstrate that, by limiting DD domain aliasing, Gaussian filters extend the region where the crystallization condition is satisfied.
no code implementations • 5 Apr 2024 • Muhammad Ubadah, Saif Khan Mohammed, Ronny Hadani, Shachar Kons, Ananthanarayanan Chockalingam, Robert Calderbank
The self-ambiguity function of the point pulsone is supported on the period lattice ${\Lambda}_{p}$, and by applying a discrete chirp filter, we obtain a spread pulsone with a self-ambiguity function that is supported on a rotated lattice ${\Lambda^*}$.
no code implementations • 17 Feb 2023 • Saif Khan Mohammed, Ronny Hadani, Ananthanarayanan Chockalingam, Robert Calderbank
This reconstruction formula makes it possible to study predictability of the Zak-OTFS I/O relation for a sampled system that operates under finite duration and bandwidth constraints.
no code implementations • 17 Feb 2023 • Saif Khan Mohammed, Ronny Hadani, Ananthanarayanan Chockalingam, Robert Calderbank
Orthogonal time frequency space (OTFS) is a framework for communication and active sensing that processes signals in the delay-Doppler (DD) domain.