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File temporary delete and recovery method for CD-RW

A deletion method and temporary technology, which is applied in data recording, recording information storage, recording carrier editing, etc., can solve the problem of virtual playback directory file recovery, etc., and achieve the effect of high practical value

Inactive Publication Date: 2008-06-18
LEJIN GUANGDIAN ELECTRONIC CO LTD SHANGHAI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0009] However, due to the user's mistake, when the actual playback directory or the virtual playback directory is deleted by mistake, the actual situation is that there is no effective solution to restore the actual playback directory file or the virtual playback directory file that has been deleted by mistake.

Method used

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  • File temporary delete and recovery method for CD-RW
  • File temporary delete and recovery method for CD-RW
  • File temporary delete and recovery method for CD-RW

Examples

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Embodiment Construction

[0038] Hereinafter, ideal embodiments of the method for temporarily deleting and restoring re-recordable optical disc files of the present invention will be described in detail with reference to the accompanying drawings.

[0039] first, Figure 4It is a file structure diagram of a re-recordable disc (BD-RW). The above-mentioned BD-RW uses the following fixed specific file structure (file structure), set at least one DVR directory (DIRECTORY) under the highest root directory (Root directory), and set an "info.dvr" in this directory Files, "menu.tidx" and "mark.tidx" files, in addition, include the playlist subdirectory (playlist subdirectory) that records multiple playlist files (*.rpls, *.vpls), and include multiple pieces of information The clip information subdirectory (clipinf subdirectory) of the file (*.clpi), and the clip files ( *.m2ts) stream subdirectory (stream subdirectory).

[0040] In addition, the above data stream subdirectory contains recorded clip files, s...

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Abstract

This invention relates to a temporary canceling and recovering method for files of re-registered discs, which registers the identified information capable of recovering the temporarily canceled played catalog file to file registration at the same time when temporarily canceling played catalogs registering the management on a high density re-registered disk so as to recover the wrong canceled catalog, its connected and information files.

Description

(1) Technical field [0001] The present invention relates to a temporary deletion and recovery method of re-recordable optical disc files. That is, it is a method for temporarily deleting or recovering the play list file recorded and managed on a recording medium such as a re-recordable optical disc. (2) Background technology [0002] Recently, with the standardized production of new high-density re-recordable optical discs capable of recording and storing a large amount of high-quality video data and high-quality audio data, such as "Blu-ray disc rewritable" (hereinafter referred to as BD-RW), The rapid development of the industry, and the development, listing and popularization of related products have become a general direction of current development. [0003] figure 1 It is a partial structural diagram of an optical disc device such as a video disc recorder (Video Disc Recorder) required for signal recording and playback of optical discs such as BD-RW. The above-mentio...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G11B20/10G11B27/034G11B7/00
Inventor 金美贤赵晟炼金柄辰徐康洙朴成浣
Owner LEJIN GUANGDIAN ELECTRONIC CO LTD SHANGHAI