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Periodic broadcast and location of evolving media content with application to seminar and stroke media

  • US 7,305,011 B2
  • Filed: 06/14/2001
  • Issued: 12/04/2007
  • Est. Priority Date: 06/14/2001
  • Status: Expired due to Fees
First Claim
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1. A method for periodically broadcasting levels of detail of stroke data, comprising the steps of:

  • determining original stroke data from a whiteboard;

    for each of a plurality of levels of detail, determining predicted stroke data from The original stroke data, wherein the step of determining predicted stroke data further comprises the steps of;

    for a lowest level of detail, determining segmentation points of the original stroke data and using the segmentation points as the predicted stroke data for the lowest level of detail; and

    for higher levels of detail, determining feature points determined by using an area-based error method that uses points in a lower level of detail, wherein the feature points are used as the predicted stroke data; and

    periodically transmitting the predicted stroke data for each level of detail.

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