The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 10, 2019
Filed:
Mar. 15, 2017
Emc Ip Holding Company Llc, Hopkinton, MA (US);
Colin Yong Zou, Beijing, CN;
Kun Wang, Beijing, CN;
Sean Cheng Ye, Beijing, CN;
Junping Frank Zhao, Beijing, CN;
Man Lv, Beijing, CN;
EMC IP Holding Company LLC, Hopkinton, MA (US);
Abstract
Embodiments of the present disclosure provide a device for data backup comprising: a secondary backup device coupled to a primary backup device, the secondary backup device further comprising: data segmentation unit operable to divide target data to be backed up into a plurality of data segments; data fingerprint generation unit operable to generate a corresponding data fingerprint for each data segment from a plurality of data segments, and providing the data fingerprint to the primary backup device for backing up the target data at the primary backup device, wherein the data fingerprint is a mapped data segment of a length less than a corresponding data segment length.