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METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING BROADCASTING-COMMUNICATION DATA

  • US 20110075710A1
  • Filed: 05/29/2009
  • Published: 03/31/2011
  • Est. Priority Date: 05/29/2008
  • Status: Active Grant
First Claim
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1. An apparatus for transmitting broadcasting-communication data including original data and additional data, comprising:

  • an original signal generator configured to receive the original data and generate baseband original signals;

    a first modulator configured to receive the baseband additional signals and generate original signals of a predetermined band;

    an additional signal generator configured to receive the additional data and generate baseband additional signals;

    a second modulator configured to receive the baseband additional signals and generate additional signals of a predetermined band;

    an average power controller configured to control an average power of the additional signals of the predetermined band;

    an inserter configured to insert the additional signals of the predetermined band with a controlled average power to the original signals of the predetermined band to thereby generate mixed signals of a predetermined band; and

    a transmitter configured to transmit the mixed signals of the predetermined band.

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