WO2023130962 - SYSTEM AND METHODS FOR CACHE COHERENT SYSTEM USING OWNERSHIP-BASED SCHEME
National phase entry is expected:
Publication Number
WO/2023/130962
Publication Date
13.07.2023
International Application No.
PCT/CN2022/140674
International Filing Date
21.12.2022
Title **
[English]
SYSTEM AND METHODS FOR CACHE COHERENT SYSTEM USING OWNERSHIP-BASED SCHEME
[French]
SYSTÈME ET PROCÉDÉS POUR SYSTÈME COHÉRENT DE MÉMOIRE CACHE UTILISANT UN SCHÉMA BASÉ SUR LA PROPRIÉTÉ
Applicants **
HUAWEI TECHNOLOGIES CO., LTD.
Inventors
HAMELIN, Louis-Philippe
LEE, Chang Hoon
VINCENT, John Edward
D'ARCY, Olivier
KAMENDJE TCHOKOBOU, Guy-Armand
Priority Data
17/571,004
07.01.2022
US
Application details
| Total Number of Claims/PCT | * |
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International Searching Authority |
CNIPA
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| Recordal of a Change of the Applicant's Name/Address |
Change of Applicant's Name and Address
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| Type of Assignment |
The Standard Agent's Assignment
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| Applicant's Legal Status |
Legal Entity
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| * | |
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| Entry into National Phase under |
Chapter I
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| Patent Delivery |
Send the Letters Patent by Courier
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| Translation |
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* The data is based on automatic recognition. Please verify and amend if necessary.
** IP-Coster compiles data from publicly available sources. If this data includes your personal information, you can contact us to request its removal.
Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing, Examination, Granting | 1772 | |
| EPO | Filing, Examination, Granting | 11737 | |
| Japan | Filing, Examination, Granting | 2178 | |
| South Korea | Filing, Examination, Granting | 2107 | |
| USA | Filing, Examination, Granting | 4740 |
Total:
22,534
The term for entry into the National Phase has expired. This quotation is for informational purposes only
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Abstract[English]
A computer system includes a first core including a first local cache and a second core including a second local cache. The first core and the second core are coupled through a remote link. A shared cache coupled to the first core and to the second core. The shared cache includes an ownership table that includes a plurality of entries indicating if a cache line is stored solely in the first local cache or solely in the second local cache. The remote link includes a first link between the first core and the shared cache and a second link between the second core and the shared cache.[French]
La présente invention concerne un système informatique qui comprend un premier cœur comprenant une première mémoire cache locale et un second cœur comprenant une seconde mémoire cache locale. Le premier cœur et le second cœur sont couplés par l'intermédiaire d'une liaison à distance. Une mémoire cache partagée est couplée au premier cœur et au second cœur. La mémoire cache partagée comprend une table de propriété qui comprend une pluralité d'entrées indiquant si une ligne de mémoire cache est stockée uniquement dans la première mémoire cache locale ou uniquement dans la seconde mémoire cache locale. La liaison à distance comprend une première liaison entre le premier cœur et la mémoire cache partagée et une seconde liaison entre le second cœur et la mémoire cache partagée.