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APPARATUS FOR TRANSMITTING BROADCAST SIGNALS, APPARATUS FOR RECEIVING BROADCAST SIGNALS, METHOD FOR TRANSMITTING BROADCAST SIGNALS AND METHOD FOR RECEIVING BROADCAST SIGNALS

  • US 20160165273A1
  • Filed: 08/01/2014
  • Published: 06/09/2016
  • Est. Priority Date: 08/01/2013
  • Status: Active Grant
First Claim
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1. An apparatus for transmitting broadcast signals, the apparatus comprising:

  • an encoder to encode Data Pipe (DP) data according to a code rate;

    a frame builder to build at least one signal frame by mapping the encoded DP data;

    a modulator to modulate data in the built signal frame by an Orthogonal Frequency Division Multiplexing (OFDM) method;

    a preamble inserter to insert a preamble at a beginning of each signal frame in a time domain; and

    a transmitter to transmit the broadcast signals having the modulated data.

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