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:
Nov. 19, 2019
Filed:
Mar. 23, 2017
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Seoul National University R&db Foundation, Seoul, KR;
Sangheon Lee, Hwaseong-si, KR;
Dongwoo Lee, Seoul, KR;
Kiyoung Choi, Seoul, KR;
Soojung Ryu, Hwaseong-si, KR;
SAMSUNG ELECTRONICS CO., LTD, Suwon-si, Gyeonggi-Do, KR;
SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION, Seoul, KR;
Abstract
A memory controller includes a dirty group detector configured to, in response to receiving a request for writing data to a memory, modify addresses of a cache group related to a physical address of the memory, increase counters corresponding to the modified addresses of the cache group, and detect whether the cache group is in a dirty state based on the counters; and a dirty list manager configured to manage the cache group in the dirty state and a dirty list including dirty bits according to a result of the detecting; wherein the dirty bits indicate whether a cache set included in the cache group is in the dirty state.