Multibeam sounder

Details Multibeam sounder Multibeam sounder

2007-04-26

2011-12-13

Lobo, Ian (Department: 3662)

Communications, electrical: acoustic wave systems and devices

Echo systems

Side scanning or contour mapping sonar systems

C367S103000, C367S138000

Reexamination Certificate

active

08077548

ABSTRACT:
The sounder according to the invention comprises two transmit-receive antennas (1, 10) whose respective axes are off-target toward the front, in the direction of movement of the platform, these axes being symmetrical relative to a straight line (3) passing through their intersection and parallel to the axis of travel of the platform, the transmit frequency of the first antenna, equal to the receive frequency of the second being different from the transmit frequency of the second, the latter frequency being equal to the receive frequency of the first.

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patent: 5602801 (1997-02-01), Nussbaum et al.
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patent: 6839303 (2005-01-01), Handa et al.
patent: 2005/0007882 (2005-01-01), Bachelor
patent: 1426786 (2004-06-01), None
patent: 03081172 (2003-10-01), None

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