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.:
Date of Patent:
Feb. 24, 2026
Filed:
Aug. 29, 2023
SK Hynix Inc., Gyeonggi-do, KR;
Ki Young Kim, Gyeonggi-do, KR;
SK hynix Inc., Gyeonggi-do, KR;
Abstract
Provided are a storage device capable of reducing formation time of map data required for an HPB read operation and stored in a host, and an operation method thereof. The operation method of a memory controller includes performing a host performance booster (HPB) read operation of reading data from a memory in response to a read request from a first external device using map data stored in a plurality of map data areas of a volatile memory area of the first external device, obtaining a usage frequency for each of the plurality of map data areas, and storing information on at least one map data area with a highest usage frequency in an HPB priority buffer configured as a non-volatile memory.