Patent · US Active

Accessing an image in a continuous data protection using deduplication-based storage

US8996460B1 · kind B1 · utility

100Cited by

74References

20Claims

0Family size

Assignee

EMC Corporation · US

Inventors

Shahar Frank · Ramat HaSharon, IL
Assaf Natanzon · Nes Ziona, IL
Jehuda Shemer · Kfar Sava, IL

Key dates

Filing date	Mar 14, 2013
Grant date	Mar 31, 2015
Priority date	—
Expiry date	Sep 17, 2033

Classification

Technology area (CPC G)Physics
CPC primaryG06F2201/84
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

In one aspect, a method to generate a point-in-time (PIT) snapshot of deduplication-based volume includes generating a virtual access data structure, generating a preliminary snapshot of the volume and modifying the preliminary snapshot to point to a block according to the virtual access data structure to generate the PIT snapshot of the deduplication-based volume.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.