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Recording apparatus and method, reproducing apparatus and method, and memory medium

  • US 7,448,086 B2
  • Filed: 11/02/2001
  • Issued: 11/04/2008
  • Est. Priority Date: 11/06/2000
  • Status: Expired due to Fees
First Claim
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1. A recording apparatus for recording data on a memory medium comprising a plurality of data areas for recording content data, a plurality of lead-in areas, and a plurality of lead-out areas, the recording apparatus comprising:

  • an input terminal for inputting encrypted content data; and

    an optical pickup for,recording first encrypted content data into a first data area on said memory medium,recording a first part of a first decrypting key for decrypting said first encrypted content data and a first part of first copyright management information for restricting reproduction/copy of said first encrypted content data into a first lead-in area on an inner rim side of said first data area,recording a second part of the first decrypting key and a second part of the first copyright management information into a first lead-out area on an outer rim side of said first data area,recording second encrypted content data into a second data area on said memory medium,recording a first part of a second decrypting key for decrypting said second encrypted content data and a first part of second copyright management information for restricting reproduction/copy of said second encrypted content data into a first lead-in area on an inner rim side of said second data area, andrecording a second part of the second decrypting key and a second part of the second copyright management information into a first lead-out area on an outer rim side of said second data area;

    whereinthe data areas are positioned relative to one another on said memory medium in a radial direction.

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