Simultaneous round-trip time-of-flight measurements with encoded acoustic signals

1. De Marziani, C.
2. Urena, J.
3. Hernandez, A.
4. Garcia, J.J.
5. Alvarez, F.J.
6. Jimenez, A.
7. Perez, M.C.
8. Carrizo, J.M.V.
9. Aparicio, J.
10. Alcoleas, R.