Recording and/or reproduction apparatus, file management method and providing medium
AssigneeSony Corporation
InventorsTetsu Kimura, Akio Ishikawa
Life of this patent
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Abstract
The invention provides a file system which can record and/or record AV signals simply onto and/or from a disc in a home. The file system is incorporated in a recording and/or reproduction apparatus which uses a disc type recording medium, and records management information for management of a file of AV data to at least two locations of a logical volume.
Claims4
A recording and/or reproduction apparatus for recording and/or reproducing information onto and/or from a disc type recording medium, comprising:
- a recording unit operable to record said information in recording units of respective lengths on the recording medium and management information to at least two locations of a logical volume;
- and
- a controller operable to generate said management information including identification information indicating one of a plurality of respective types of information, the type of information including at least AV data and non-AV data, the type of information being determinative of the length of recording units used to record the information.
A method for recording and/or reproducing information onto and/or from a disc type recording medium, comprising the steps of:
- recording said information in recording units of respective lengths on said recording medium;
- and
- recording management information to at least two locations of a logical volume,
- said management information including identification information indicating one of a plurality of respective types of information, the type of information including at least AV data and non-AV data, the type of information being determinative of the length of recording units used to record the information.
A recording medium for providing program which can be read by a computer for causing a recording and/or reproduction apparatus for recording and/or reproducing information onto and/or from a disc type recording medium to execute the steps of:
- recording said data in recording units of respective length on the recording medium;
- and
- recording management information to at least two locations of a logical volume,
- said management information including identification information indicating one of a plurality of respective types of information, the type of information including at least AV data and non-AV data, the type of information being determinative of the length of recording units used to record the information.
Dependencies are inferred from the claim text.