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Dynamically addressable communications system and method

  • US 5,652,574 A
  • Filed: 02/02/1995
  • Issued: 07/29/1997
  • Est. Priority Date: 01/06/1993
  • Status: Expired due to Fees
First Claim
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1. A method for dynamically-addressable transmission of information packets from a broadcast source to a plurality of receivers, the method comprising the steps of;

  • (a) providing at least one of a plurality of receivers with a set of at least one dynamic address in a first transmission, each provided dynamic address in the set being associated with a particular information packet designated to be received by at least one corresponding receiver to which such dynamic address is provided; and

    (b) transmitting at least one of the designated information packets from a broadcast source to the plurality of receivers in a second transmission, at least one of the transmitted information packets including at least one dynamic address which is the same as one of the provided dynamic addresses, wherein each address is receivable by each corresponding receiver to which such dynamic address has been provided, and upon such reception, each corresponding receiver modifies the provided dynamic address set;

    wherein step (a) includes storing the set of dynamic addresses provided to each receiver in dynamic memory included in each such receiver before separate transmission of information identified by said set of dynamic addresses, and wherein at least one of the provided dynamic addresses corresponds with a billing credit; and

    wherein, in step (b), the modification by each corresponding receiver of the provided dynamic address set includes removing the dynamic address associated with a received information packet from the set of dynamic addresses provided to the corresponding selected receiver after that receiver receives such information packet and storing the removed dynamic address temporarily to permit a user to request additional packet information related to the temporarily stored dynamic address.

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