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:
May. 06, 2014
Filed:
Nov. 02, 2009
Applicant:
Robert André Lainé, Paris, FR;
Inventor:
Robert André Lainé, Paris, FR;
Assignee:
Astrium SAS, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 19/02 (2010.01); G01S 19/08 (2010.01); G01S 19/20 (2010.01);
U.S. Cl.
CPC ...
Abstract
The present disclosure relates to a monitoring system which comprises at least one monitoring satellite placed in orbit at a lower altitude than that of the satellites of the satellite constellation so as to be capable of receiving the positioning signals emitted towards the Earth by said satellites, and which comprises a processing unit intended for verifying the integrity of said received positioning signals, using position information that is separate from said signals for this purpose.