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Receiving apparatus, and display apparatus and television broadcasting system therewith

  • US 7,735,113 B2
  • Filed: 03/31/2004
  • Issued: 06/08/2010
  • Est. Priority Date: 04/03/2003
  • Status: Active Grant
First Claim
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1. A receiving apparatus for use with a broadcasting-station apparatus, said receiving apparatus comprising:

  • a first receiving section for receiving a signal transmitted from the broadcasting-station apparatus, the signal having a broadcast carrier frequency;

    a power-supply controlling section for controlling a power supply to said first receiving section; and

    a second receiving section for receiving an operation signal transmitted from the broadcasting-station apparatus, the operation signal including a plurality of carrier signals having different frequencies within a frequency band, the plurality of carrier signals included in the operation signal having frequencies different from the broadcast carrier frequency,wherein said second receiving section outputs a power-supply control signal to said power-supply controlling section according to the plurality of carrier signals included in the operation signal, andwherein said power-supply controlling section supplies power to said first receiving section according to said power-supply control signal.

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