Low-Power Ultrasonic Front-End for Cargo Container Monitoring

This work was supported in part by Spanish Agencia Estatal de Investigacion and Fondo Europeo de Desarrollo Regional under Grant TEC2016-80396-C2-1-R, and in part by the Obra Social La Caixa, Fundacion Caja Navarra (Convocatoria 2018 de Captacion de Talento).