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. 18, 2012
Filed:
Dec. 10, 2010
Yun-song Wang, Tianjin, CN;
Ming-sheng Zhu, Tianjin, CN;
Chih-feng Chen, Taipei, TW;
Inventec Corporation, Taipei, TW;
Abstract
An method for creating a index of the data blocks is applicable in data de-duplication procedure, includes loading an index file, the index file includes a plurality of location blocks, each location block includes a plurality of storage fields, and each storage field records a primary Hash value corresponding to the data block; performing a first Hash procedure on a primary Hash value of the data block and calculating a block number; performing a second Hash procedure on the primary Hash value in the same data block and calculating a field number; loading a location conflict list; comparing the field number with the field number in the location conflict list to search whether the same field number is stored in the location conflict list; writing the primary Hash value into the corresponding block number and the field number if the field number does not exist in the location conflict list.