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:
Apr. 08, 2025

Filed:

Jul. 31, 2023
Applicant:

SK Hynix Inc., Gyeonggi-do, KR;

Inventors:

Byoung Min Jin, Gyeonggi-do, KR;

Ku Ik Kwon, Gyeonggi-do, KR;

Hyun Jin Chung, Gyeonggi-do, KR;

Gyu Yeul Hong, Gyeonggi-do, KR;

Assignee:

SK hynix Inc., Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/0806 (2016.01);
U.S. Cl.
CPC ...
G06F 12/0806 (2013.01); G06F 2212/68 (2013.01);
Abstract

A controller includes at least one register configured to store a doorbell regarding a submission queue storing at least one request generated by a host, a first cache configured to store data corresponding to a first result of an operation performed in response to the at least one request, a second cache configured to store data corresponding to a second result of an operation performed in response to a read look ahead (RLA) request generated based on the at least one request, and a cache size manager configured to adjust a size of the second cache based on an update cycle of the doorbell and a change of a number of the at least one request corresponding to the doorbell.


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