Patent · US Active

Memory system and method for performing garbage collection on blocks based on their obsolescence patterns

US9916238B2 · kind B2 · utility

1Cited by
0References
27Claims
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Key dates

Filing dateAug 25, 2015
Grant dateMar 13, 2018
Priority date
Expiry dateAug 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.