Correlation sonar system

Details Correlation sonar system Correlation sonar system

1992-10-23

1994-05-24

Pihulic, Daniel T.

Communications, electrical: acoustic wave systems and devices

Echo systems

Speed determination

367 90, 367 91, G01S 1558

Patent

active

053155629

ABSTRACT:
In a correlation device, a system and method for measuring velocities using a single coded pulse generator. The correlation device may also include maximum likelihood estimation techniques for processing the echo signals received from a plurality of transducers. The presently preferred embodiment of the device is as a current profiler having a bottom tracking capability for providing vessel velocity.

REFERENCES:
patent: 3147477 (1964-09-01), Dickey, Jr.
patent: 3778822 (1973-12-01), Bauer
patent: 4103302 (1978-07-01), Roeder et al.
patent: 4244026 (1981-01-01), Dickey, Jr.
patent: 5117238 (1992-05-01), Silverstein et al.

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