Patent · US Active

Methods and apparatus for underwater electrical near-field signal system

US9490873B2 · kind B2 · utility

0Cited by

1References

22Claims

0Family size

Assignee

Raytheon Company · US

Inventors

Frederick B. Koehler · Tucson, US
Thomas McCreery · Sykesville, US
Robert Rinker · Tucson, US
Darrell R. Rogers · Tucson, US
Ross D. Rosenwald · Tucson, US
Terry M. Sanderson · Mount Vernon, US
David R. Sar · Marana, US
Ernest D. Fasse · Tucson, US

Key dates

Filing date	Oct 2, 2014
Grant date	Nov 8, 2016
Priority date	—
Expiry date	Jan 5, 2035

Classification

Technology area (CPC H)Electricity
CPC primaryH04B2001/3894
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

Methods and apparatus for a near-field signal system to generate signals underwater for navigation and/or communication. In one embodiment, a system includes a signal processing module coupled to a first antenna to transmit near-field signals underwater and a second antenna to receive near-field signals underwater transmitted by the first antenna. In one embodiment, a wetsuit includes an integrated near-field signal system.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.