DIGITAL VIDEO RECORDER AND HARD DISC MANAGEMENT METHOD
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United States of America Patent
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Issued Date -
Dec 10, 2009
app pub date -
Jun 4, 2009
filing date -
Jun 5, 2008
priority date (Note) -
Abandoned
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Abstract
A digital video recorder and a hard disc management method are disclosed, which can quickly monitor whether or not an error has occurred to data files recorded in a hard disc, without using a S.M.A.R.T technology that takes a long time to boot the system, in a manner that a digital video recorder (DVR) having a plurality of surveillance cameras connected thereto for use records and manages, in respective boxes, data files and index files of images in each hard disc, records and manages index data for the boxes for the respective hard discs by an upper index management file, and records and manages, for each hard disc, a management map file including error information for the boxes recorded and managed in the respective hard discs, whereby the recording and reproducing operations of the digital video recorder can be efficiently improved.
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