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:
Oct. 30, 2007
Filed:
Apr. 06, 2004
Kevin David Safford, Fort Collins, CO (US);
Christopher L. Lyles, Fort Collins, CO (US);
Eric Richard Delano, Fort Collins, CO (US);
Kevin David Safford, Fort Collins, CO (US);
Christopher L. Lyles, Fort Collins, CO (US);
Eric Richard Delano, Fort Collins, CO (US);
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Abstract
A device is provided which includes a first microprocessor core to generate a first output signal; a second microprocessor core to generate a second output signal; a switching fabric having a first input/output port; and lockstep logic, coupled between the first input/output port of the switching fabric and the first and second microprocessor cores, to detect whether the first output signal differs from the second output signal.