System and method of range estimation

Details System and method of range estimation System and method of range estimation

2011-04-12

2011-04-12

Lobo, Ian J (Department: 3662)

Communications, electrical: acoustic wave systems and devices

Echo systems

Distance or direction finding

C367S099000

Reexamination Certificate

active

07924653

ABSTRACT:
A system and method of range estimation are disclosed. In one embodiment, the method comprises transmitting beams through a medium towards a surface, receiving reflected signals from the surface, and estimating range to the surfaced based on the reflected signals and an estimate of sidelobe coupling of the beams.

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The International Search Report mailed on Oct. 21, 2009 for corresponding PCT Application No. PCT/US2009/051591.
Hummon et al. “A direct comparison of two RDI Shipboard ADCPs: A 75 kHz Ocean Surveyour {sic} and a 150-kHz Narrow Band.”Journal of Atmospheric and Oceanic Technology. 20:872-888 (2003).

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