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:
Mar. 19, 2019
Filed:
Nov. 09, 2017
International Business Machines Corporation, Armonk, NY (US);
Karl R. Erickson, Rochester, MN (US);
Phil C. Paone, Rochester, MN (US);
David P. Paulsen, Inver Grove Heights, MN (US);
John E. Sheets, II, Zumbrota, MN (US);
Gregory J. Uhlmann, Rochester, MN (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
Generating a unique die identifier for an electronic chip including placing the electronic chip in an identifier generation state, wherein the electronic chip comprises a set of test circuits, wherein each of the set of test circuits is attached to a corresponding component on the electronic chip; obtaining an ordered list of race pairs of the set of test circuits; for each race pair in the ordered list of race pairs of the set of test circuits: selecting the race pair of test circuits; executing a race between the selected race pair; and adding an element to the unique die identifier based on an outcome of the executed race; and returning the electronic chip to an operational state.