no code implementations • 6 Jul 2023 • Rajib Bhattacharjea, Nathan West
This work presents the first applications of self-supervised learning applied to data from digital antenna arrays.
no code implementations • 1 Oct 2021 • Nathan West, Tamoghna Roy, Timothy O'Shea
We define the signal localization task, present the metrics of precision and recall, and establish baselines for traditional energy detection on this task.
no code implementations • 1 Oct 2021 • Nathan West, Timothy O'Shea, Tamoghna Roy
Signal recognition is a spectrum sensing problem that jointly requires detection, localization in time and frequency, and classification.
no code implementations • 16 May 2018 • Timothy J. O'Shea, Tamoghna Roy, Nathan West
Channel modeling is a critical topic when considering designing, learning, or evaluating the performance of any communications system.
no code implementations • 8 Mar 2018 • Timothy J. O'Shea, Tamoghna Roy, Nathan West, Benjamin C. Hilburn
This paper presents a novel method for synthesizing new physical layer modulation and coding schemes for communications systems using a learning-based approach which does not require an analytic model of the impairments in the channel.
1 code implementation • 1 Nov 2016 • Timothy J. O'Shea, Nathan West, Matthew Vondal, T. Charles Clancy
Radio emitter recognition in dense multi-user environments is an important tool for optimizing spectrum utilization, identifying and minimizing interference, and enforcing spectrum policy.