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:
Jun. 15, 2021
Filed:
Dec. 17, 2019
SK Hynix Inc., Gyeonggi-do, KR;
Joung Young Lee, Gyeonggi-do, KR;
Dong Sop Lee, Gyeonggi-do, KR;
SK hynix Inc., Gyeonggi-do, KR;
Abstract
A controller, an operating method thereof, and a memory system including the same are disclosed. The controller includes a controller for controlling a nonvolatile memory device according to a request from a host with a host memory. The controller includes an address unit configured to divide regions of the host memory, which is allocated as a host memory buffer (HMB), to generate a plurality of sub HMB regions, determine index values of the plurality of sub HMB regions, and generate an HMB map table by mapping virtual addresses to the index values; and a memory control module configured to access at least one among the plurality of sub HMB regions based on the HMB map table. The virtual addresses may be set to continuous values with respect to the plurality of sub HMB regions.