Sum of ultrasonic tones at different frequencies for estimating the mobile devices position (Machine-translation by Google Translate, not legally binding)

In the present invention, use of ultrasonic tone sums at different frequencies for the estimation of the mobile device position, the use of said sum of tones emitted by several transducers is proposed with the objective of estimating the position of commercial mobile devices (smartphones, Tablets, s...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Villadangos Carrizo, José Manuel, Jiménez Martín, Ana, Hernández Alonso, Alvaro, Gualda Gómez, David, García Domínguez, Juan Jesús, Ureña Ureña, Jesús, Pérez Rubio, María del Carmen
Format:	Patent
Sprache:	eng ; spa
Schlagworte:	ANALOGOUS ARRANGEMENTS USING OTHER WAVES DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION ORRERADIATION OF RADIO WAVES MEASURING PHYSICS RADIO DIRECTION-FINDING RADIO NAVIGATION TESTING
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