Patent Approved Jessica Edmister News September 30, 2015January 28, 2020 Method and Apparatus for Event Detection, Propagation & Localization with immediate neighborhood validation using UWB impulse Radios”, by R.K. Dokania, X. Y. Wang, C. Dorta-Quinones, W. Godycki and A. B. Apsel. It was filed March 2010.