The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 06, 2011
Filed:
Mar. 26, 2008
Benjamin P. Dolgin, Alexandria, VA (US);
Michael Shore, Chapel Hill, NC (US);
Steven A. Cotten, Dumfries, VA (US);
Craig E. Matter, Ashburn, VA (US);
Kenneth D. Kuck, Fairfax, VA (US);
Luis B. Giraldo, Fairfax, VA (US);
John T. Ishibashi, Burke, VA (US);
Benjamin P. Dolgin, Alexandria, VA (US);
Michael Shore, Chapel Hill, NC (US);
Steven A. Cotten, Dumfries, VA (US);
Craig E. Matter, Ashburn, VA (US);
Kenneth D. Kuck, Fairfax, VA (US);
Luis B. Giraldo, Fairfax, VA (US);
John T. Ishibashi, Burke, VA (US);
Raytheon UTD Inc., Springfield, VA (US);
Abstract
A positioning, communication, and detection system designed to provide a three dimensional location of an object, navigation tools, and bidirectional surface-to-subsurface communications, and methods of using the system. The system can include one or multiple transmitters comprising electromagnetic beacons, software defined radio receivers with an associated processing unit and data acquisition system, and magnetic antennas. The system may use theoretical calculations, scale model testing, signal processing, and sensor data.