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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.

Patent No.:

US 11175847 B1

PDFFull Text
Date of Patent:
Nov. 16, 2021

Filed:

Mar. 18, 2020

Data merging method, control circuit unit and storage device for flash memory

Applicant:

Hefei Core Storage Electronic Limited, Anhui Province, CN;

Inventors:

Qi-Ao Zhu, Anhui Province, CN;

Wan-Jun Hong, Anhui Province, CN;

Jing Zhang, Anhui Province, CN;

Xin Wang, Anhui Province, CN;

Xu Hui Cheng, Anhui Province, CN;

Assignee:

Hefei Core Storage Electronic Limited, Anhui Province, CN;

Attorney:

JCIPRNET

Primary Examiner:

Reginald G Bragdon

Assistant Examiner:

Curtis James Kortman

Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 12/02 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0647 (2013.01); G06F 3/0604 (2013.01); G06F 3/0652 (2013.01); G06F 3/0679 (2013.01); G06F 12/0253 (2013.01); G06F 2212/7205 (2013.01);
Abstract

A data merging method for flash memory, a flash memory control circuit unit and a flash memory storage device are provided. The disclosure is applicable to a flash memory, an embedded memory device or a solid state drive of 3D structure. The method includes: selecting at least one source physical erasing unit from at least one first physical erasing unit according to a valid data count of the at least one first physical erasing unit and a valid data count of each of a plurality of memory sub-modules; and copying valid data in the at least one source physical erasing unit to at least one destination physical erasing unit to perform a valid data merging operation.

Find Patent Forward Citations

Zhu, Qi-Ao. (2021). Data merging method, control circuit unit and storage device for flash memory (U.S. Patent No. 11175847). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11175847

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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