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. 27, 2021

Filed:

Dec. 10, 2018
Applicant:

Storart Technology Co., Ltd., Hsinchu, TW;

Inventors:

Bing-En Li, Hsinchu, TW;

Hou-Yun Lee, Hsinchu County, TW;

Sei-Fer Wei, New Taipei, TW;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 7/02 (2006.01); G06F 16/00 (2019.01); G06F 12/02 (2006.01); G06F 16/17 (2019.01);
U.S. Cl.
CPC ...
G06F 12/0253 (2013.01); G06F 12/0246 (2013.01); G06F 16/1727 (2019.01);
Abstract

A method for garbage collecting for non-volatile memories are disclosed. The method includes steps: a) providing a SSD, connected to a host, containing a plurality of TLC blocks and SLC blocks; b) reading 3M TLC pages in a TLC block having data; c) moving valid data in the TLC blocks to at least one clean TLC block; d) sending a host program command of 1 page to the host; e) repeating step b) to step d) until valid data in 8 TLC blocks are moved; f) reading 1 SLC page in a SLC block having data; g) moving valid data in the SLC block to the at least one clean TLC block; h) sending a host program command of α page to the host; and i) repeating step f) to step h) until valid data in the SLC block having data are moved.


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