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:
Feb. 19, 2008

Filed:

Sep. 09, 2005
Applicant:

Pierre Aulagnier, Sunnyvale, CA (US);

Inventor:

Pierre Aulagnier, Sunnyvale, CA (US);

Assignee:

Xsigo Systems, Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 13/00 (2006.01); H04L 9/00 (2006.01); G06F 11/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

Methods and apparatus are provided for verifying and validating operation of a design under test (DUT). Input data sequences having information used to check expected outputs are provided to a DUT. The input data sequences include checking headers and data. The checking headers and data are randomized using encryption to verify and validate operation of the DUT on a variety of bit sequences. Different keys are used to allow further scrambling.


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