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.

Date of Patent:
Jun. 18, 2019

Filed:

Oct. 24, 2016
Applicants:

Erin L. Daly, San Diego, CA (US);

Mark W. Owen, San Diego, CA (US);

Warran Ho Can, San Diego, CA (US);

Gregory K. Fleizach, San Diego, CA (US);

Everett W. Sappenfield, San Diego, CA (US);

Inventors:

Erin L. Daly, San Diego, CA (US);

Mark W. Owen, San Diego, CA (US);

Warran Ho Can, San Diego, CA (US);

Gregory K. Fleizach, San Diego, CA (US);

Everett W. Sappenfield, San Diego, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01S 7/02 (2006.01);
U.S. Cl.
CPC ...
G01S 7/021 (2013.01);
Abstract

Methods for characterizing radar can include the steps of receiving a plurality of radar emissions, and determining a plurality of Pulse Repetition Intervals (PRIs) corresponding to the emissions. A plurality of clocks Xcan be calculated using the PRIs. A clock range and a clock interval can be defined for the plurality of calculated clocks Xand a clock X can be estimated, but only for the clocks Xthat are within the defined clock range. Countdowns Ccan be determined using the calculated clock X, and a mode M and crystal b can be calculated based on C. Clock X, countdowns C, mode M and crystal b, when considered together can accurately characterize a specific radar emission (and radar the emission came from). The systems and methods can be accomplished using emissions that are being received in real time using a receiver and emissions data from a database simultaneously.


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