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:
Mar. 03, 2015
Filed:
Apr. 18, 2012
Radhakrishna G. Sampigethaya, Snoqualmie, WA (US);
Mingyan LI, Redmond, WA (US);
Timothy M. Mitchell, Seattle, WA (US);
Radhakrishna G. Sampigethaya, Snoqualmie, WA (US);
Mingyan Li, Redmond, WA (US);
Timothy M. Mitchell, Seattle, WA (US);
The Boeing Company, Chicago, IL (US);
Abstract
A method and apparatus for authenticating a signal received at a wireless node. The signal is received at the wireless node. The wireless node is one of a plurality of wireless nodes in a communications network. A set of parameters is identified for the signal. A distance between the wireless node and a source of the signal is identified using a location of the wireless node and the set of parameters for the signal. A determination as to whether the source of the signal is an authorized source is made using the distance identified.