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Editing system for multi-media documents with parallel and sequential data

  • US 5,861,880 A
  • Filed: 10/10/1995
  • Issued: 01/19/1999
  • Est. Priority Date: 10/14/1994
  • Status: Expired due to Fees
First Claim
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1. A multi-media document editing system comprising:

  • I. a multi-media data memory means for storing multi-media data elements;

    II. a multi-media document memory means for storing a multi-media document containing structural information, said structural information comprising;

    A. a sequential structure element for connecting the elements stored in said multi-media data memory means in order of reproduction time, said sequential structure element having;

    a. a start time; and

    b. at least one order link that references said multi-media data elements;

    B. a parallel structure element including;

    a. synchronous links for connecting said sequential structure element with another sequential structure element so that the reproduction start time is the same as that of said sequential structure element;

    b. a relative time between the time of reproducing said sequential structure element and the time of reproducing said another sequential structure element;

    c. a start time; and

    d. at least one synchronous link that references said sequential structure element; and

    C. a track structure element for connecting said sequential structure element with another sequential structure element when the multi-media data elements linked by said sequential structure element are displayed together, said track structure element having;

    a. a media type indicator,b. a display stream indicator; and

    c. at least one of(a). a reference to said sequential structure element, and(b). said parallel structure element; and

    III. an editing means for performing an editing operation on the structural information stored in said multi-media document memory means, wherein said editing means includes;

    A. a judging means, which upon execution of the editing operation, judges whether superimposition has occurred on a time axis as a multi-media data element reproducing time axis; and

    B. a warning means which, when the occurrence of superimposition has been judged by said judging means, tells the operator to that effect without executing the editing operation.

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