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Control device, control method, electric apparatus, control method of an electric apparatus, electric apparatus system, control method of an electric apparatus system, and transmission medium

  • US 6,993,781 B2
  • Filed: 12/29/2000
  • Issued: 01/31/2006
  • Est. Priority Date: 07/18/1997
  • Status: Expired due to Term
First Claim
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1. A control device which controls, by transmitting a control signal, an electric apparatus including an extraction unit and an electric apparatus transmitting unit, said electric apparatus transmitting unit for transmitting additional information extracted by said extraction unit to a receiver, that receives information transmitted via a transmission medium, comprising:

  • a transmitting unit configured to transmit the control signal to the electric apparatus;

    the receiver configured to receive the additional information transmitted by the electric apparatus;

    an output unit configured to output the additional information received by the receiver to a display device;

    a memory configured to store at least a portion of said additional information; and

    an erasing unit configured to delete said information stored in said memory,wherein the additional information includes advertisement information included in the information received by the electric apparatus,wherein the advertisement information includes coupon information, andwherein the coupon information is stored in said memory when a user selects the coupon information.

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