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:
Jun. 17, 2014
Filed:
Jan. 27, 2012
Bruce D. Melick, Cedar Rapids, IA (US);
David M. Snyder, Cedar Rapids, IA (US);
Leslie D. Baych, Cedar Rapids, IA (US);
Philip T. Kennedy, Cedar Rapids, IA (US);
Bruce D. Melick, Cedar Rapids, IA (US);
David M. Snyder, Cedar Rapids, IA (US);
Leslie D. Baych, Cedar Rapids, IA (US);
Philip T. Kennedy, Cedar Rapids, IA (US);
Lightwaves Systems, Inc., Cedar Rapids, IA (US);
Abstract
A method, apparatus and system for globally referenced positioning in a shielded environment includes integrating and correlating information from a UWB receiver, a GPS receiver, and a bent-path GPS receiver adapted to extract a GPS radio frequency wave from a heterodyned GPS signal. The method, apparatus, and system is resistant to interference and can be used in a shielded environment such as indoors or behind a line-of-sight barrier.