Storage system performing overwrite, host system controlling storage system, and operating method for storage system
US11561723B2 · kind B2 · utility
1Cited by
5References
20Claims
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Key dates
| Filing date | Mar 5, 2021 |
| Grant date | Jan 24, 2023 |
| Priority date | — |
| Expiry date | Mar 19, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0679
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A storage system performing an overwrite, a host system controlling the storage system, and an operating method of the storage system, wherein the storage system includes a memory device; and a controller that receives new data and an overwrite request from the host system, wherein the overwrite request includes a first logical address for old data and a second logical address for the new data, and performs an overwrite operation by writing the new data corresponding to the second logical address to the memory device and invalidating the old data corresponding to the first logical address according to the overwrite request.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.