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:
Feb. 17, 2004
Filed:
Dec. 21, 2001
Applicant:
Inventors:
John R. Dowdle, Arlington, MA (US);
Donald E. Gustafson, Lexington, MA (US);
John M. Elwell, Jr., Sudbury, MA (US);
Assignee:
The Charles Stark Draper Laboratory, Inc., Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 3/02 ;
U.S. Cl.
CPC ...
G01S 3/02 ;
Abstract
A wireless navigational system and process utilize multipath wireless signals normally discarded from the navigation solution to enhance navigational performance under a range of operational scenarios. A relationship between the receiver's location and one or more multipath signals is established, facilitating subsequent navigation using the multipath signal(s).
Dowdle, John. (2004). Geographical navigation using multipath wireless navigation signals (U.S. Patent No. 6693592). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6693592
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile