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System for composing multimedia signals for interactive television services

  • US 5,570,126 A
  • Filed: 11/16/1995
  • Issued: 10/29/1996
  • Est. Priority Date: 05/03/1993
  • Status: Expired due to Term
First Claim
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1. An interactive multiuser system for composing at least two multimedia signals from a set of source signals, the system comprising:

  • a plurality of composing unit means for communicating with a plurality of users, each of said plurality of composing unit means composing a plurality of user requested multimedia signals from said set of source signals in response to a user request from any one of the plurality users, each of said sets of source signals comprising a visual signal, an audio signal, and a third set of signals, the third set of signals representing at least one additional video or audio signal;

    means for assigning;

    (i) a first composing unit means of the plurality of composing unit means in response to a first user requested multimedia signal of the plurality of user requested multimedia signals from a first user of the plurality of users, and(ii) a second composing unit means of the plurality of composing unit means in response to a second user requested multimedia signal of the plurality of user requested multimedia signals from a second user of the plurality of users,;

    means for configuring;

    (i) the first composing unit means to compose said first user requested multimedia signal, and(ii) the second composing unit means to compose said second user requested multimedia signal;

    means for applying;

    (i) a first source signal of the set of source signals to said first composing unit means in response to said first user requested multimedia signal, and(ii) a second source signal of the set of source signals to said second composing unit means in response to said second user requested multimedia signal; and

    means for transmitting said first and second user requested multimedia signals to the first user and the second user, respectively.

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