Storage device and operating method thereof
US11755492B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Nov 30, 2021 |
| Grant date | Sep 12, 2023 |
| Priority date | — |
| Expiry date | Nov 30, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2212/283
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A storage device is provided to comprise a memory device for storing data, a cache memory device including a first cache memory configured to cache certain data stored in the memory device and a second cache memory configured to store data evicted from the first cache memory, and a memory controller configured to receive a read request for first data from a host, evict second data from the first cache memory based on a reuse distance of the second data, store the second data in the second cache memory, load the first data to the first cache memory, and transmit the first data to the host.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.