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File management device and method thereof, and audio visual data recording/reproducing device and method thereof

  • US 6,694,339 B1
  • Filed: 11/22/2000
  • Issued: 02/17/2004
  • Est. Priority Date: 03/26/1999
  • Status: Expired due to Fees
First Claim
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1. A file management device for managing a file in a randomly accessible recording medium, comprising:

  • storage means for storing file management information composed of file entry information including an identification name for identifying the file and a reference number indicative of the number of other files referring to the file, and record entry information having information for specifying a recording area, wherein the file comprises data continuously recorded in each of a plurality of recording areas dispersedly located on the recording medium and the storage means is operable to increment and decrement the reference number; and

    control means for controlling the storage means to store the file management information and for controlling reproduction of a data file containing audio visual data stored in the recording medium on the basis of the file entry information and the record entry information stored in the storage means.

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