US 12,443,371 B2
Data writing method and storage device
Meng Zhou, Shenzhen (CN); and Jianhua Zhou, Chengdu (CN)
Assigned to HUAWEI TECHNOLOGIES CO., LTD., Shenzhen (CN)
Filed by Huawei Technologies Co., Ltd., Shenzhen (CN)
Filed on Dec. 5, 2023, as Appl. No. 18/529,831.
Application 18/529,831 is a continuation of application No. 17/562,783, filed on Dec. 27, 2021, granted, now 11,880,602.
Application 17/562,783 is a continuation of application No. 16/854,109, filed on Apr. 21, 2020, granted, now 11,237,765, issued on Feb. 21, 2021.
Application 16/854,109 is a continuation of application No. PCT/CN2018/107798, filed on Sep. 27, 2018.
Claims priority of application No. 201711007552.5 (CN), filed on Oct. 25, 2017.
Prior Publication US 2024/0103769 A1, Mar. 28, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. G06F 3/00 (2006.01); G06F 3/06 (2006.01); G11C 11/56 (2006.01); G11C 16/10 (2006.01); G11C 16/04 (2006.01); H10D 30/68 (2025.01)
CPC G06F 3/0659 (2013.01) [G06F 3/0604 (2013.01); G06F 3/0673 (2013.01); G11C 11/5628 (2013.01); G11C 16/10 (2013.01); G11C 16/0483 (2013.01); H10D 30/68 (2025.01)] 22 Claims
OG exemplary drawing
 
16. A storage system comprising:
a host configured to send data to be written; and
a solid-state device (SSD) coupled to the host and comprising storage areas of different storage types, wherein the different storage types correspond to different performances, and wherein the storage areas comprise a first storage area of a first storage type, a single-level cell (SLC) area, and a quad-level cell (QLC) area, and wherein the SSD is configured to:
receive the data from the host; and
write the data into the first storage area based on a data type of the data, a storage type corresponding to the data type, and a correspondence between the data type and the first storage type.