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Broadcast interactive multimedia system

  • US 5,617,565 A
  • Filed: 11/29/1994
  • Issued: 04/01/1997
  • Est. Priority Date: 11/29/1994
  • Status: Expired due to Term
First Claim
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1. A method for communicating data elements from a common database to each of a plurality of users of the data elements, the method comprising the steps of(a) defining interest categories for the database which express the collective interest of the users,(b) assigning at least one of the interest categories to each data element,(c) identifying data attributes for each of the data elements, the step of identifying including the step of defining an interest level for each of the interest categories wherein each interest level expresses an estimate of the collective interest of the users in each of the interest categories assigned to each data element,(d) communicating each data element and its associated data attributes to the users,(e) generating a user profile indicative of data elements of interest to each user,(f) selecting and locally storing data elements of interest to each user in correspondence to the selections of each user with respect to the communicated data elements and with reference to the user profile, and(g) modifying the user profile in correspondence to the data attributes of data elements selected by each user, and returning to step (f).

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