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:
Jul. 29, 2003
Filed:
Sep. 29, 2000
Applicant:
Inventors:
Gunther Lehmann, Poughkeepsie, NY (US);
Gerd Frankowsky, Höhenkirchen-Siegertsbrunn, DE;
Louis Hsu, Fishkill, NY (US);
Armin Reith, Munich, DE;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 3/128 ; G06F 1/100 ; G11C 2/900 ; G09G 5/22 ;
U.S. Cl.
CPC ...
G01R 3/128 ; G06F 1/100 ; G11C 2/900 ; G09G 5/22 ;
Abstract
An automatic method for the generation of a logical hardware test pattern in memory circuits is based on a given physical pattern. The method includes backwards transformation from a given set of logical data patterns. Since the method is automatic, no knowledge of data scrambling inside the memory circuit is required.