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Interactive apparatus with recording and playback capability usable with encoded writing medium

  • US 7,580,764 B2
  • Filed: 10/02/2007
  • Issued: 08/25/2009
  • Est. Priority Date: 12/01/1999
  • Status: Expired due to Fees
First Claim
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1. An interactive apparatus having an audio playback mode, comprising:

  • an optical unit for reading coded data encoded on a medium and for determining from the coded data, an identity of the medium and a position of said optical unit on the medium, the coded data being printed as a plurality of tags on the medium, each tag identifying the medium and the location of the tag on the medium;

    means for retrieving audio data associated with the identity of the medium and the position of the optical unit on the medium; and

    an audio output device for playing the audio data.

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