Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
The present invention provides an apparatus of transmitting broadcast signals, the apparatus including, an encoder for encoding service data, a frame builder for building at least one signal frame by mapping the encoded service data, a modulator for modulating data in the built at least one signal frame by an Orthogonal Frequency Division Multiplexing, OFDM, scheme and a transmitter for transmitting the broadcast signals having the modulated data.
1. An apparatus for transmitting broadcast signals, the apparatus comprising:
an encoder to encode service data according to a 16200 bits codeword and a 9/15 code rate based on
a parity check matrix;
a frame builder to build at least one signal frame by mapping the encoded service data;
a Multi-Input Single-Output (MISO) processor to MISO process data in the built at least one signal frame;
a modulator to modulate the MISO processed data in the built at least one signal frame by an Orthogonal Frequency Division Multiplexing (OFDM) scheme; and
a transmitter to transmit the broadcast signals having the modulated data,
wherein the parity check matrix is
212 255 540 967 1033 1517 1538 3124 3408 3800 4373 4864 4905 5163 5177 6186
275 660 1351 2211 2876 3063 3433 4088 4273 4544 4618 4632 5548 6101 6111 6136
279 335 494 865 1662 1681 3414 3775 4252 4595 5272 5471 5796 5907 5986 6008
345 352 3094 3188 4297 4338 4490 4865 5303 6477
222 681 1218 3169 3850 4878 4954 5666 6001 6237
172 512 1536 1559 2179 2227 3334 4049 6464
716 934 1694 2890 3276 3608 4332 4468 5945
1133 1593 1825 2571 3017 4251 5221 5639 5845
1076 1222 6465
159 5064 6078
374 4073 5357
2833 5526 5845
1594 3639 5419
1028 1392 4239
115 622 2175
300 1748 6245
2724 3276 5349
1433 6117 6448
485 663 4955
711 1132 4315
177 3266 4339
1171 4841 4982
33 1584 3692
2820 3485 4249
1716 2428 3125
250 2275 6338
108 1719 4961
wherein each row of the parity check matrix represents each group of 360 information bits,
wherein values corresponding to the each row represent addresses included in the parity bits to be calculated.
2. The apparatus of claim 1 ,
wherein the MISO processor distorts the data in a frequency domain, and
wherein the distorted data is transmitted by one of multiple transmitters in a single frequency network.
3. The apparatus of claim 1 ,
wherein the encoder encodes the data according to a code rate and a codeword,
wherein the codeword have information bits and parity bits,
wherein the parity bits are calculated using the information bits based on addresses of a parity check matrix.
4. An apparatus for receiving broadcast signals, the apparatus comprising:
a receiver to receive the broadcast signals according to a 16200 bits codeword and a 9/15 code rate based on a parity check matrix;
a demodulator to demodulate the received broadcast signals by an Orthogonal Frequency Division Multiplexing (OFDM) scheme;
Multi-Input Single-Output (MISO) processor to MISO process the demodulated broadcast signals;
a frame parser to parse at least one signal frame from the demodulated broadcast signals; and a decoder to decode data in the parsed at least one signal frame to output service data,
wherein the parity check matrix is
212 255 540 967 1033 1517 1538 3124 3408 3800 4373 4864 4905 5163 5177 6186
275 660 1351 2211 2876 3063 3433 4088 4273 4544 4618 4632 5548 6101 6111 6136
279 335 494 865 1662 1681 3414 3775 4252 4595 5272 5471 5796 5907 5986 6008
345 352 3094 3188 4297 4338 4490 4865 5303 6477
222 681 1218 3169 3850 4878 4954 5666 6001 6237
172 512 1536 1559 2179 2227 3334 4049 6464
716 934 1694 2890 3276 3608 4332 4468 5945
1133 1593 1825 2571 3017 4251 5221 5639 5845
1076 1222 6465
159 5064 6078
374 4073 5357
2833 5526 5845
1594 3639 5419
1028 1392 4239
115 622 2175
300 1748 6245
2724 3276 5349
1433 6117 6448
485 663 4955
711 1132 4315
177 3266 4339
1171 4841 4982
33 1584 3692
2820 3485 4249
1716 2428 3125
250 2275 6338
108 1719 4961
wherein each row of the parity check matrix represents each group of 360 information bits,
wherein values corresponding to the each row represent addresses included in the parity bits to be calculated.
5. The apparatus of claim 4 ,
wherein the MISO processor compensates the data in a frequency domain, and
wherein the broadcast signals are distorted and transmitted by one of multiple transmitters in a single frequency network.
6. The apparatus of claim 4 ,
wherein the decoding is processed according to a code rate to output a codeword corresponding to an FEC frame,
wherein the codeword have information bits and parity bits, wherein the parity bits are calculated using the information bits based on addresses of a parity check matrix.