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:
Sep. 01, 2020

Filed:

Feb. 17, 2017
Applicant:

Phison Electronics Corp., Miaoli, TW;

Inventors:

Po-Wen Hsiao, Taipei, TW;

Hsueh-Chi Lu, New Taipei, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/061 (2013.01); G06F 3/0655 (2013.01); G06F 3/0665 (2013.01); G06F 3/0688 (2013.01);
Abstract

A memory management method, a memory storage device and a memory control circuit unit are provided. The method includes: obtaining a usage status of a first physical unit of a rewritable non-volatile memory module for storing data from a host system; determining a first rule according to the usage status; and performing a first operation according to the first rule. The first operation includes: storing a first data from the host system into the first physical unit; and storing a second data from the rewritable non-volatile memory module into a second physical unit, where the first rule corresponds to a first ratio between a data volume of the first data and a data volume of the second data. Accordingly, the memory storage device can store external and internal data stably.


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