Underwater navigation

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United States of America Patent

PATENT NO 12072430
APP PUB NO 20210172742A1
SERIAL NO

17268079

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An underwater navigation system comprising a transmitter (12) for transmitting an electromagnetic signal, a receiver (14) for receiving an electromagnetic signal from the transmitter, and determining means for determining the position of the receiver relative to the transmitter using the received electromagnetic signal. The system determining means may determining the direction of propagation using field strength at three or more receiver locations by determining the direction of propagation by comparison of the field strength received at each antenna, or by comparison of the field strength received at three or more different receiver locations.

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Patent Owner(s)

Patent OwnerAddress
CSIGNUM LTD7 HOUSTOUN INTERCHANGE BUSINESS PARK LIVINGSTON EH54 5DW

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hyland, Brendan Peter Edinburgh, GB 21 179

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