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US Patent 7926039 Reachability analysis for program verification

Patent 7926039 was granted and assigned to Nec Laboratories America, Inc. on April, 2011 by the United States Patent and Trademark Office.

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Patent
Patent

Patent attributes

Current Assignee
Nec Laboratories America, Inc.
Nec Laboratories America, Inc.
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
7926039
Patent Inventor Names
Aarti Gupta0
Chao Wang0
Zijiang Yang0
Date of Patent
April 12, 2011
Patent Application Number
11692421
Date Filed
March 28, 2007
Patent Citations Received
‌
US Patent 11789724 Machine learning to facilitate incremental static program analysis
Patent Primary Examiner
‌
Anna Deng
Patent abstract

An improved method for automatically improving the precision of an extrapolation operator used, for example, in software program verification in connection with the static analysis and model checking of the software programs which rely on fix-point computation. In particular, a new extrapolation-with-care-set operator, together with a method for gradually increasing the precision of this operation by tightening the care set.

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