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:
Jan. 06, 2015
Filed:
Jan. 30, 2014
Applicant:
Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/34 (2006.01); G11C 29/04 (2006.01); G11C 16/04 (2006.01); G11C 29/00 (2006.01);
U.S. Cl.
CPC ...
G11C 29/04 (2013.01); G11C 16/0483 (2013.01); G11C 29/808 (2013.01); G11C 16/0408 (2013.01);
Abstract
In a method of operating a memory circuit, which includes a plurality of memory arrays each coupled with a corresponding input/output (IO) interface and a redundancy memory page a failing address of a failing bit cell is determined. The failing address is located in a memory page of one of the memory arrays. The method further includes repairing the failing bit cell by replacing the memory page with the redundancy memory page.