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:
Apr. 30, 2019

Filed:

Apr. 10, 2017
Applicant:

Sandisk Technologies Llc, Plano, TX (US);

Inventors:

Narendhiran Chinnaanangur Ravimohan, Bangalore, IN;

Muralitharan Jayaraman, Bangalore, IN;

Balakumar Rajendran, Bangalore, IN;

Satya Kesav Gundabathula, Bangalore, IN;

Ramkumar Ramamurthy, Bangalore, IN;

Rohit Sathyanarayan, Bangalore, IN;

Assignee:

SanDisk Technologies LLC, Plano, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G11C 16/10 (2006.01); G11C 16/30 (2006.01); G11C 16/34 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0631 (2013.01); G06F 3/061 (2013.01); G06F 3/0626 (2013.01); G06F 3/0653 (2013.01); G06F 3/0679 (2013.01); G11C 16/10 (2013.01); G11C 16/30 (2013.01); G11C 16/3459 (2013.01);
Abstract

A memory system may be configured to perform immediate folding of data from a low storage density area to a high storage density area. A low storage density target area may be monitored, and when a capacity of the low storage density target area reaches a threshold level, data stored in the low storage density target area may be folded to an associated high storage density target area. The memory system may utilize a pointer system to manage the folding of data. The pointer system may also be utilized for read operations in order to avoid updating address mapping tables for both the low storage density and the high storage density areas.


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