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. 27, 2022

Filed:

Dec. 07, 2020
Applicant:

Phison Electronics Corp., Miaoli, TW;

Inventor:

Chih-Kang Yeh, Kinmen County, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/02 (2006.01); G06F 12/0831 (2016.01); G06F 12/0891 (2016.01);
U.S. Cl.
CPC ...
G06F 12/0246 (2013.01); G06F 12/0292 (2013.01); G06F 12/0833 (2013.01); G06F 12/0891 (2013.01); G06F 2212/7201 (2013.01);
Abstract

A data merge method for a rewritable non-volatile memory module including multiple physical units is provided. The method includes: starting a first data merge operation, and selecting at least one first physical unit for executing the first data merge operation and at least one second physical unit for executing a second data merge operation from the physical units; reading first mapping information from the rewritable non-volatile memory module, and copying first valid data collected from the at least one first physical unit to at least one third physical unit in the physical units; identifying second valid data in the at least one second physical unit according to the first mapping information in the first data merge operation; and starting the second data merge operation, and copying the second valid data collected from the at least one second physical unit to at least one fourth physical unit in the physical units.


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