Estimation of the Polar Angle in a 3D Infrared Indoor Positioning System based on a QADA receiver. - Elena Aparicio-Esteve; Álvaro Hernández; Jesús Ureña; José Manuel Villadangos; Francisco Ciudad (IPIN, 2019)

Design and implementation of a remotely configurable ultrasonic local positioning systems. - Francisco Ciudad; Álvaro Hernández; David Gualda; Elena Aparicio-Esteve (IPIN (Short Papers/Work-in-Progress Papers), 2019)

Coverage analysis of an ultrasonic local positioning system according to the angle of inclination of the beacons structure. - David Gualda; Jesús Ureña; Juan Jesús García; Ana Jiménez; María del Carmen Pérez; Francisco Ciudad (IPIN (Short Papers/Work-in-Progress Papers), 2019)

Simulation Tool and Online Demonstrator for CDMA-Based Ultrasonic Indoor Localization Systems. - María Carmen Pérez-Rubio; Álvaro Hernández; David Gualda Gómez; Santiago Murano; Jorge De Vicente-Ranera; Francisco Ciudad; José Manuel Villadangos; Rubén Nieto (Sensors, 2022)