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:
Dec. 02, 2025

Filed:

Feb. 19, 2021
Applicant:

Advantest Corporation, Tokyo, JP;

Inventors:

Linden Hsu, San Jose, CA (US);

Boilam Phan, San Jose, CA (US);

Rotem Nahum, San Jose, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/319 (2006.01); G01R 31/3183 (2006.01); G01R 31/3193 (2006.01);
U.S. Cl.
CPC ...
G01R 31/31917 (2013.01); G01R 31/318307 (2013.01); G01R 31/318314 (2013.01); G01R 31/31901 (2013.01); G01R 31/3193 (2013.01);
Abstract

A method of identifying error patterns during automated device testing comprises receiving a data pattern from a plurality of capture modules programmed on a programmable logic device, wherein the plurality of capture modules are programmable and operable to selectively capture data traffic to be monitored, and wherein the data traffic comprises a flow of traffic between a DUT and the programmable logic device. The method further comprises comparing the data pattern with known signatures in an error signature database. Also, the method comprises correlating the data pattern with one or more matching known signatures in the error signature database and assigning a score to each of the one or more matching known signatures in the error signature database based a level of correlation.


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