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. 28, 2021

Filed:

May. 27, 2020
Applicant:

Huawei Technologies Co., Ltd., Shenzhen, CN;

Inventors:

Xuechao Jia, Hangzhou, CN;

Jea Woong Hyun, Shenzhen, CN;

Tian Xia, Hangzhou, CN;

Linfeng Chen, Shanghai, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/02 (2006.01); G06F 11/07 (2006.01); G06F 11/30 (2006.01); G06F 12/0882 (2016.01); G11C 11/4074 (2006.01); G11C 11/408 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0246 (2013.01); G06F 11/076 (2013.01); G06F 11/0772 (2013.01); G06F 11/3037 (2013.01); G06F 12/0882 (2013.01); G11C 11/4074 (2013.01); G11C 11/4085 (2013.01); G06F 2212/1024 (2013.01);
Abstract

A read latency reduction method includes receiving a read request sent by a host, where the read request includes location indication information of requested data, obtaining, from read voltage management information based on a first physical location indicated by the location indication information, a read voltage corresponding to a first storage area in which the first physical location is located, the flash array includes a plurality of storage areas, the read voltage management information includes a correspondence between a storage area and a read voltage, and the read voltage in the read voltage management information is dynamically updated, and obtaining the requested data based on the read voltage corresponding to the first storage area, and sending the requested data to the host.


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