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:
Apr. 21, 2015
Filed:
Apr. 12, 2012
Applicant:
Robert Peach, Cambridge, CA;
Inventor:
Robert Peach, Cambridge, CA;
Assignee:
Com Dev International Ltd., Cambridge, CA;
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/00 (2006.01); G08C 25/00 (2006.01); H03M 13/00 (2006.01); H04L 1/00 (2006.01); G06F 11/07 (2006.01); H04B 7/185 (2006.01);
U.S. Cl.
CPC ...
G06F 11/0751 (2013.01); H04B 7/18513 (2013.01);
Abstract
Methods and systems for validating positions reported in AIS message signals by fitting suitably chosen functions to signal characteristic data, such as timing and Doppler shift data, derived from a plurality of AIS message signals. Ships whose reported positions deviate from the fitted function may be flagged as suspect.