Ananthanarayanan Chockalingam

Multiuser Zak-OTFS on the Uplink with Superimposed Spread-Pilots

Sai Pradeep Muppaneni, Ananthanarayanan Chockalingam

In this paper, we consider the uplink of a multiuser Zak-OTFS system comprising users with heterogeneous delay-Doppler (DD) periods/frame sizes. Multiple access is achieved through time-frequency (TF) shifts that place the users in non-overlapping regions of the TF plane. Closed-…Read more