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:
Jun. 13, 2023
Filed:
Mar. 26, 2021
International Business Machines Corporation, Armonk, NY (US);
Daniel Frank Moertl, Rochester, MN (US);
Damir Anthony Jamsek, Austin, TX (US);
Andrew Kenneth Martin, Austin, TX (US);
Charalampos Pozidis, Thalwil, CH;
Robert Edward Galbraith, Rochester, MN (US);
Jeremy T. Ekman, West Concord, MN (US);
Abby Harrison, Rochester, MN (US);
Gerald Mark Grabowski, Kellogg, MN (US);
Steven Norgaard, Rochester, MN (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A memory system and method for storing data in one or more storage chips includes: one or more memory cards each having a plurality of storage chips, and each chip having a plurality of dies having a plurality of memory cells; a memory controller comprising a translation module, the translation module further comprising: a logical to virtual translation table (LVT) having a plurality of entries, each entry in the LVT configured to map a logical address to a virtual block address (VBA), where the VBA corresponds to a group of the memory cells on the one or more memory cards, wherein each entry in the LVT further includes a write wear level count to track the number of writing operations to the VBA, and a read wear level count to track the number of read operations for the VBA mapped to that LVT entry.