File managing method and data recording apparatus
OwnerJin SEOinventor
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Abstract
A method for efficiently managing the size of a file and an apparatus for recording data constituting such a file are disclosed. The file includes a header area and a data area. The header area includes a file size indicator. The file size indicator includes first information and second information. The first information is main information about the size of the file, and the second information is auxiliary information about the file size.
Claims17
A method for managing a file including a header area and a data area, the header area including a file size indicator, the file size indicator including first information and second information,
- wherein the first information being main information about a size of the file, the second information being auxiliary information about the size of the file.
A data recording apparatus comprising:
- an encoder configured to convert a format of a file into a certain format having first information and second information, the first information being main information about a size of the file, the second information being auxiliary information about the size of the file;
- a pick up unit configured to record a signal of the converted format on a recording medium;
- and
- a controller configured to control the encoder and recording unit.
A method for indicating a size of a file, comprising:
- determining a unit value based on a type of a file system;
- generating first information and second information using the unit value, wherein the first information is main information about the size of the file,the second information is auxiliary information about the size of the file;
- and
- recording the first information and second information in a file size indicator.
Dependencies are inferred from the claim text.