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.

Date of Patent:
Aug. 27, 2019

Filed:

Jan. 20, 2016
Applicant:

Technion Research & Development Foundation Ltd., Haifa, IL;

Inventors:

Assaf Schuster, Haifa, IL;

Eitan Yaakobi, Kiryat Shmona, IL;

Gala Yadgar, Haifa, IL;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/10 (2006.01); G06F 3/06 (2006.01); G06F 12/02 (2006.01); G11C 29/52 (2006.01); G11C 7/10 (2006.01); G11C 16/10 (2006.01); G11C 16/34 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0659 (2013.01); G06F 3/0604 (2013.01); G06F 3/0652 (2013.01); G06F 3/0661 (2013.01); G06F 3/0679 (2013.01); G06F 11/1048 (2013.01); G06F 11/1068 (2013.01); G06F 12/0246 (2013.01); G11C 7/1006 (2013.01); G11C 16/10 (2013.01); G11C 16/3495 (2013.01); G11C 29/52 (2013.01); G06F 2212/7201 (2013.01); G06F 2212/7205 (2013.01); G06F 2212/7207 (2013.01); G06F 2212/7208 (2013.01); G06F 2212/7209 (2013.01);
Abstract

A multiple-write enabled flash memory system, comprising: a flash memory comprising at least two planes, wherein each plane comprises multiple blocks, and wherein each block comprises multiple pages; an FTL memory manager configured: to reference one or more clean active blocks on each plane for a first write, wherein the first-write comprises writing one logical page of unmodified data to one physical page, and to reference one or more recycled active block on each plane for a second write, wherein each page of each recycled active block stores data from a previous first-write; and an encoder configured to encode a page of data via a write-once-memory (WOM) code to produce WOM-encoded data, wherein a combination of a target page of each recycled active block is configured to store the WOM-encoded data via a second write.


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