Memory system and method for performing garbage collection on blocks based on their obsolescence patterns
US9916238B2 · kind B2 · utility
1Cited by
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27Claims
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Key dates
| Filing date | Aug 25, 2015 |
| Grant date | Mar 13, 2018 |
| Priority date | — |
| Expiry date | Aug 25, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2212/7205
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A memory system and method are provided for performing garbage collection on blocks based on their obsolescence patterns. In one embodiment, a controller of a memory system classifies each of the plurality of blocks based on its obsolescence pattern and performs garbage collection only on blocks classified with similar obsolescence patterns. Other embodiments are possible, and each of the embodiments can be used alone or together in combination.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.