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Framework for progressive hierarchial and adaptive delivery rich media presentations and associated meta data

  • US 6,356,921 B1
  • Filed: 03/12/1999
  • Issued: 03/12/2002
  • Est. Priority Date: 06/20/1998
  • Status: Expired due to Term
First Claim
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1. A method of providing media presentations from a server to a user'"'"'s terminal over a network comprising:

  • maintaining in a single file a presentation containing data for presenting multiple media descriptions of an object contained in a plurality of data frames interspersed with software segments for use in the server and the user'"'"'s terminal to render the presentation;

    accessing the file at a request from a user'"'"'s terminal separating the software segments from the data frames;

    transmitting to the user'"'"'s terminal at least two data frames, one being a file header frame identifying the presentation and another being one containing one of the media descriptions of the object;

    providing certain of the software segments to the user'"'"'s terminal for interpreting the file header frame and rendering the one media description;

    using meta data frames to establish a semantic relationship that allows dynamic delivery of semantically related data segments; and

    retaining other data frames and related software segments of the presentation at the server until requested by the user'"'"'s terminal.

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