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. 24, 2026
Filed:
Apr. 01, 2024
Applicant:
Sandisk Technologies, Inc., Milpitas, CA (US);
Inventors:
Assignee:
Sandisk Technologies, Inc., Milpitas, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 29/00 (2006.01); G11C 7/22 (2006.01);
U.S. Cl.
CPC ...
G11C 29/76 (2013.01); G11C 7/222 (2013.01); G11C 29/785 (2013.01);
Abstract
An apparatus is provided that includes a memory structure including non-volatile memory cells that include a plurality of columns, each column including a column address, and a column redundancy system coupled to the memory structure and a clock signal. The column redundancy system is configured to in a first cycle of the clock signal first compare a first input column address to a first pair of defective column addresses received during an immediately preceding cycle of the clock signal, second compare the first input column address to a second pair of defective column addresses received during the first cycle of the clock signal.