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:
Dec. 11, 2007
Filed:
Sep. 26, 2005
Jesse E. Craig, South Burlington, VT (US);
Jason M. Norman, Essex Junction, VT (US);
Jesse E. Craig, South Burlington, VT (US);
Jason M. Norman, Essex Junction, VT (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A design verification method, comprising providing a circuit design; creating a stimulus tree diagram for the circuit design, wherein the stimulus tree diagram comprises L stimuli, M checkpointed splits, and N non-checkpointed splits; and executing the stimulus tree diagram, wherein said executing the stimulus tree diagram comprises, for i=1, . . . , M, executing an icheckpointed split of the M checkpointed splits, wherein said executing the icheckpointed split comprises (a) saving an icontext of an isimulation environment in which said executing the stimulus tree diagram is performed; and (b) after said saving the icontext is performed, executing from the icontext along Pi paths of the stimulus tree diagram branching from the icheckpointed split, wherein the icheckpointed split is a Pi-way split, Pi being an integer greater than 1.