International Business Machines Assigned Patent for Method to Efficiently Locate Meta-data Structures on a Flash-based Storage Device

By Targeted News Service

ALEXANDRIA, Va., Aug. 23 -- International Business Machines, Armonk, N.Y., has been assigned a patent (8,250,324) developed by Robert Haas, Reuschlikon, Switzerland, Xiao-Yu Hu, Rueschlikon, Switzerland, and Roman A. Pletka, Rueschlikon, Switzerland, for a "method to efficiently locate meta-data structures on a flash-based storage device."The abstract of the patent published by the U.S. Patent and Trademark Office states: "A method for facilitating fast reconstruction of metadata structures on a memory storage device includes writing a plurality of checkpoints holding a root of metadata structures in an increasing order of timestamps to a plurality of blocks respectively on the memory storage device utilizing a memory controller, where each checkpoint is associated with a timestamp, and wherein the last-written checkpoint contains a root to the latest metadata information from where metadata structures are reconstructed."

The patent application was filed on Nov. 30, 2009 (12/627,414). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=8,250,324.PN.&OS=PN/8,250,324&RS=PN/8,250,324

Written by Kusum Sangma; edited by Anand Kumar.

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