Is a
Patent attributes
Patent Applicant
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1Patent Jurisdiction
Patent Number
Patent Inventor Names
Walter A. O'Brien, III1
Robert W. Beauchamp1
Date of Patent
March 5, 2019
1Patent Application Number
149866151
Date Filed
December 31, 2015
1Patent Citations Received
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Patent Primary Examiner
Patent abstract
There is disclosed a technique for use in managing multi-granularity flash translation layers in solid state drives. An SSD comprising a flash translation layer (FTL) table and flash memory space is provided. The FTL table is reconfigured into a plurality of multiple sub-tables, where a first sub-table has a first logical page size and a second sub-table has a second logical page size, the first logical page size being smaller than the second logical page size. The flash memory space is reconfigured into multiple flash memory sub-spaces. The first sub-table is mapped to the first flash memory sub-space the second sub-table is mapped to the second flash memory sub-space.
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