公开(公告)号：US20160173312A1

公开(公告)日：2016-06-16

申请号：US14908433

申请日：2014-08-01

Applicant: LG ELECTRONICS INC.

Inventor： Sangchul Moon ,  Woosuk Ko ,  sungryong Hong ,  Jinwoo Kim ,  Jongwoong Shin

IPC: H04L27/26 ,  H04L1/00 ,  H04N21/2383 ,  H03M13/11 ,  H04N21/236 ,  H04N21/434

CPC classification number: H04N21/6112 ,  H03M13/036 ,  H03M13/1111 ,  H03M13/1165 ,  H03M13/118 ,  H03M13/136 ,  H03M13/152 ,  H03M13/255 ,  H03M13/2707 ,  H03M13/271 ,  H03M13/2778 ,  H03M13/2906 ,  H04B7/0413 ,  H04B7/068 ,  H04H20/72 ,  H04H60/73 ,  H04L1/0041 ,  H04L1/0057 ,  H04L1/0071 ,  H04L1/0075 ,  H04L27/2601 ,  H04L27/2605 ,  H04L27/2627 ,  H04L27/2649 ,  H04L2001/0093 ,  H04N21/23605 ,  H04N21/2383 ,  H04N21/4343

Abstract: The present invention provides a method of transmitting broadcast signals. The method includes, encoding Data Pipe, DP, data according to a code rate, wherein the encoding further includes Low-Density Parity-Check, LDPC, encoding the DP data, Bit interleaving the LDPC encoded DP data, and mapping the bit interleaved DP data onto constellations; building at least one signal frame by mapping the encoded DP data; and modulating data in the built signal frame by an Orthogonal Frequency Division Multiplexing, OFDM, method and transmitting the broadcast signals having the modulated data.