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:
Dec. 13, 2016

Filed:

Aug. 05, 2016
Applicant:

Phison Electronics Corp., Miaoli, TW;

Inventor:

Wei-Chen Teo, Miaoli County, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0625 (2013.01); G06F 3/0652 (2013.01); G06F 3/0659 (2013.01); G06F 3/0688 (2013.01);
Abstract

A memory erasing method and a memory controller and a memory storage apparatus using the same are provided. The method comprising establishing a link list according to a plurality of physical blocks of a spare area, and storing the link list into the rewritable non-volatile memory module, wherein the physical blocks of the spare area are recorded in the link list according to an arrangement order; and during every power on of the memory storage apparatus, selecting a plurality of third physical blocks among the physical blocks in the spare area according to the link list and a predetermined number, and respectively executing an erase command on the third physical blocks, wherein the third physical blocks are arranged at a beginning of the link list, and the number of the third physical blocks is the predetermined number.


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