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. 05, 2006
Filed:
Jan. 08, 2004
Applicants:
Marvin J. Rich, Poughkeepsie, NY (US);
Jay R. Herring, Poughkeepsie, NY (US);
Inventors:
Marvin J. Rich, Poughkeepsie, NY (US);
Jay R. Herring, Poughkeepsie, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/50 (2006.01);
U.S. Cl.
CPC ...
Abstract
A scalable LBIST control structure provides for testing of multiple independent clock domains within a chip and/or across multiple chips. The LBIST control structure sequences all clock domains through each step of the LBIST sequence synchronously, allowing multiple clock domains and/or multiple chips to be controlled from a common point.